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-rw-r--r--core/multimedia/opieplayer/libmad/D.dat2
-rw-r--r--core/multimedia/opieplayer/libmad/bit.c2
-rw-r--r--core/multimedia/opieplayer/libmad/bit.h2
-rw-r--r--core/multimedia/opieplayer/libmad/decoder.c14
-rw-r--r--core/multimedia/opieplayer/libmad/decoder.h2
-rw-r--r--core/multimedia/opieplayer/libmad/fixed.c46
-rw-r--r--core/multimedia/opieplayer/libmad/fixed.h111
-rw-r--r--core/multimedia/opieplayer/libmad/frame.c18
-rw-r--r--core/multimedia/opieplayer/libmad/frame.h5
-rw-r--r--core/multimedia/opieplayer/libmad/huffman.c31
-rw-r--r--core/multimedia/opieplayer/libmad/huffman.h2
-rw-r--r--core/multimedia/opieplayer/libmad/imdct_s.dat2
-rw-r--r--core/multimedia/opieplayer/libmad/layer12.c64
-rw-r--r--core/multimedia/opieplayer/libmad/layer12.h2
-rw-r--r--core/multimedia/opieplayer/libmad/layer3.c232
-rw-r--r--core/multimedia/opieplayer/libmad/layer3.h2
-rw-r--r--core/multimedia/opieplayer/libmad/libmad.pro75
-rw-r--r--core/multimedia/opieplayer/libmad/libmad_global.h4
-rw-r--r--core/multimedia/opieplayer/libmad/libmad_version.h12
-rw-r--r--core/multimedia/opieplayer/libmad/libmadplugin.cpp74
-rw-r--r--core/multimedia/opieplayer/libmad/libmadpluginimpl.cpp2
-rw-r--r--core/multimedia/opieplayer/libmad/mad.h376
-rw-r--r--core/multimedia/opieplayer/libmad/opie-libmadplugin.control6
-rw-r--r--core/multimedia/opieplayer/libmad/qc_table.dat2
-rw-r--r--core/multimedia/opieplayer/libmad/rq_table.dat2
-rw-r--r--core/multimedia/opieplayer/libmad/sf_table.dat10
-rw-r--r--core/multimedia/opieplayer/libmad/stream.c3
-rw-r--r--core/multimedia/opieplayer/libmad/stream.h3
-rw-r--r--core/multimedia/opieplayer/libmad/synth.c2
-rw-r--r--core/multimedia/opieplayer/libmad/synth.h2
-rw-r--r--core/multimedia/opieplayer/libmad/timer.c7
-rw-r--r--core/multimedia/opieplayer/libmad/timer.h2
-rw-r--r--core/multimedia/opieplayer/libmad/version.c22
33 files changed, 799 insertions, 342 deletions
diff --git a/core/multimedia/opieplayer/libmad/D.dat b/core/multimedia/opieplayer/libmad/D.dat
index c3ee74c..89b01da 100644
--- a/core/multimedia/opieplayer/libmad/D.dat
+++ b/core/multimedia/opieplayer/libmad/D.dat
@@ -1,99 +1,99 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22/* 22/*
23 * These are the coefficients for the subband synthesis window. This is a 23 * These are the coefficients for the subband synthesis window. This is a
24 * reordered version of Table B.3 from ISO/IEC 11172-3. 24 * reordered version of Table B.3 from ISO/IEC 11172-3.
25 * 25 *
26 * Every value is parameterized so that shift optimizations can be made at 26 * Every value is parameterized so that shift optimizations can be made at
27 * compile-time. For example, every value can be right-shifted 12 bits to 27 * compile-time. For example, every value can be right-shifted 12 bits to
28 * minimize multiply instruction times without any loss of accuracy. 28 * minimize multiply instruction times without any loss of accuracy.
29 */ 29 */
30 30
31 { PRESHIFT(0x00000000) /* 0.000000000 */,/* 0 */ 31 { PRESHIFT(0x00000000) /* 0.000000000 */,/* 0 */
32 -PRESHIFT(0x0001d000) /* -0.000442505 */, 32 -PRESHIFT(0x0001d000) /* -0.000442505 */,
33 PRESHIFT(0x000d5000) /* 0.003250122 */, 33 PRESHIFT(0x000d5000) /* 0.003250122 */,
34 -PRESHIFT(0x001cb000) /* -0.007003784 */, 34 -PRESHIFT(0x001cb000) /* -0.007003784 */,
35 PRESHIFT(0x007f5000) /* 0.031082153 */, 35 PRESHIFT(0x007f5000) /* 0.031082153 */,
36 -PRESHIFT(0x01421000) /* -0.078628540 */, 36 -PRESHIFT(0x01421000) /* -0.078628540 */,
37 PRESHIFT(0x019ae000) /* 0.100311279 */, 37 PRESHIFT(0x019ae000) /* 0.100311279 */,
38 -PRESHIFT(0x09271000) /* -0.572036743 */, 38 -PRESHIFT(0x09271000) /* -0.572036743 */,
39 PRESHIFT(0x1251e000) /* 1.144989014 */, 39 PRESHIFT(0x1251e000) /* 1.144989014 */,
40 PRESHIFT(0x09271000) /* 0.572036743 */, 40 PRESHIFT(0x09271000) /* 0.572036743 */,
41 PRESHIFT(0x019ae000) /* 0.100311279 */, 41 PRESHIFT(0x019ae000) /* 0.100311279 */,
42 PRESHIFT(0x01421000) /* 0.078628540 */, 42 PRESHIFT(0x01421000) /* 0.078628540 */,
43 PRESHIFT(0x007f5000) /* 0.031082153 */, 43 PRESHIFT(0x007f5000) /* 0.031082153 */,
44 PRESHIFT(0x001cb000) /* 0.007003784 */, 44 PRESHIFT(0x001cb000) /* 0.007003784 */,
45 PRESHIFT(0x000d5000) /* 0.003250122 */, 45 PRESHIFT(0x000d5000) /* 0.003250122 */,
46 PRESHIFT(0x0001d000) /* 0.000442505 */, 46 PRESHIFT(0x0001d000) /* 0.000442505 */,
47 47
48 PRESHIFT(0x00000000) /* 0.000000000 */, 48 PRESHIFT(0x00000000) /* 0.000000000 */,
49 -PRESHIFT(0x0001d000) /* -0.000442505 */, 49 -PRESHIFT(0x0001d000) /* -0.000442505 */,
50 PRESHIFT(0x000d5000) /* 0.003250122 */, 50 PRESHIFT(0x000d5000) /* 0.003250122 */,
51 -PRESHIFT(0x001cb000) /* -0.007003784 */, 51 -PRESHIFT(0x001cb000) /* -0.007003784 */,
52 PRESHIFT(0x007f5000) /* 0.031082153 */, 52 PRESHIFT(0x007f5000) /* 0.031082153 */,
53 -PRESHIFT(0x01421000) /* -0.078628540 */, 53 -PRESHIFT(0x01421000) /* -0.078628540 */,
54 PRESHIFT(0x019ae000) /* 0.100311279 */, 54 PRESHIFT(0x019ae000) /* 0.100311279 */,
55 -PRESHIFT(0x09271000) /* -0.572036743 */, 55 -PRESHIFT(0x09271000) /* -0.572036743 */,
56 PRESHIFT(0x1251e000) /* 1.144989014 */, 56 PRESHIFT(0x1251e000) /* 1.144989014 */,
57 PRESHIFT(0x09271000) /* 0.572036743 */, 57 PRESHIFT(0x09271000) /* 0.572036743 */,
58 PRESHIFT(0x019ae000) /* 0.100311279 */, 58 PRESHIFT(0x019ae000) /* 0.100311279 */,
59 PRESHIFT(0x01421000) /* 0.078628540 */, 59 PRESHIFT(0x01421000) /* 0.078628540 */,
60 PRESHIFT(0x007f5000) /* 0.031082153 */, 60 PRESHIFT(0x007f5000) /* 0.031082153 */,
61 PRESHIFT(0x001cb000) /* 0.007003784 */, 61 PRESHIFT(0x001cb000) /* 0.007003784 */,
62 PRESHIFT(0x000d5000) /* 0.003250122 */, 62 PRESHIFT(0x000d5000) /* 0.003250122 */,
63 PRESHIFT(0x0001d000) /* 0.000442505 */ }, 63 PRESHIFT(0x0001d000) /* 0.000442505 */ },
64 64
65 { -PRESHIFT(0x00001000) /* -0.000015259 */,/* 1 */ 65 { -PRESHIFT(0x00001000) /* -0.000015259 */,/* 1 */
66 -PRESHIFT(0x0001f000) /* -0.000473022 */, 66 -PRESHIFT(0x0001f000) /* -0.000473022 */,
67 PRESHIFT(0x000da000) /* 0.003326416 */, 67 PRESHIFT(0x000da000) /* 0.003326416 */,
68 -PRESHIFT(0x00207000) /* -0.007919312 */, 68 -PRESHIFT(0x00207000) /* -0.007919312 */,
69 PRESHIFT(0x007d0000) /* 0.030517578 */, 69 PRESHIFT(0x007d0000) /* 0.030517578 */,
70 -PRESHIFT(0x0158d000) /* -0.084182739 */, 70 -PRESHIFT(0x0158d000) /* -0.084182739 */,
71 PRESHIFT(0x01747000) /* 0.090927124 */, 71 PRESHIFT(0x01747000) /* 0.090927124 */,
72 -PRESHIFT(0x099a8000) /* -0.600219727 */, 72 -PRESHIFT(0x099a8000) /* -0.600219727 */,
73 PRESHIFT(0x124f0000) /* 1.144287109 */, 73 PRESHIFT(0x124f0000) /* 1.144287109 */,
74 PRESHIFT(0x08b38000) /* 0.543823242 */, 74 PRESHIFT(0x08b38000) /* 0.543823242 */,
75 PRESHIFT(0x01bde000) /* 0.108856201 */, 75 PRESHIFT(0x01bde000) /* 0.108856201 */,
76 PRESHIFT(0x012b4000) /* 0.073059082 */, 76 PRESHIFT(0x012b4000) /* 0.073059082 */,
77 PRESHIFT(0x0080f000) /* 0.031478882 */, 77 PRESHIFT(0x0080f000) /* 0.031478882 */,
78 PRESHIFT(0x00191000) /* 0.006118774 */, 78 PRESHIFT(0x00191000) /* 0.006118774 */,
79 PRESHIFT(0x000d0000) /* 0.003173828 */, 79 PRESHIFT(0x000d0000) /* 0.003173828 */,
80 PRESHIFT(0x0001a000) /* 0.000396729 */, 80 PRESHIFT(0x0001a000) /* 0.000396729 */,
81 81
82 -PRESHIFT(0x00001000) /* -0.000015259 */, 82 -PRESHIFT(0x00001000) /* -0.000015259 */,
83 -PRESHIFT(0x0001f000) /* -0.000473022 */, 83 -PRESHIFT(0x0001f000) /* -0.000473022 */,
84 PRESHIFT(0x000da000) /* 0.003326416 */, 84 PRESHIFT(0x000da000) /* 0.003326416 */,
85 -PRESHIFT(0x00207000) /* -0.007919312 */, 85 -PRESHIFT(0x00207000) /* -0.007919312 */,
86 PRESHIFT(0x007d0000) /* 0.030517578 */, 86 PRESHIFT(0x007d0000) /* 0.030517578 */,
87 -PRESHIFT(0x0158d000) /* -0.084182739 */, 87 -PRESHIFT(0x0158d000) /* -0.084182739 */,
88 PRESHIFT(0x01747000) /* 0.090927124 */, 88 PRESHIFT(0x01747000) /* 0.090927124 */,
89 -PRESHIFT(0x099a8000) /* -0.600219727 */, 89 -PRESHIFT(0x099a8000) /* -0.600219727 */,
90 PRESHIFT(0x124f0000) /* 1.144287109 */, 90 PRESHIFT(0x124f0000) /* 1.144287109 */,
91 PRESHIFT(0x08b38000) /* 0.543823242 */, 91 PRESHIFT(0x08b38000) /* 0.543823242 */,
92 PRESHIFT(0x01bde000) /* 0.108856201 */, 92 PRESHIFT(0x01bde000) /* 0.108856201 */,
93 PRESHIFT(0x012b4000) /* 0.073059082 */, 93 PRESHIFT(0x012b4000) /* 0.073059082 */,
94 PRESHIFT(0x0080f000) /* 0.031478882 */, 94 PRESHIFT(0x0080f000) /* 0.031478882 */,
95 PRESHIFT(0x00191000) /* 0.006118774 */, 95 PRESHIFT(0x00191000) /* 0.006118774 */,
96 PRESHIFT(0x000d0000) /* 0.003173828 */, 96 PRESHIFT(0x000d0000) /* 0.003173828 */,
97 PRESHIFT(0x0001a000) /* 0.000396729 */ }, 97 PRESHIFT(0x0001a000) /* 0.000396729 */ },
98 98
99 { -PRESHIFT(0x00001000) /* -0.000015259 */,/* 2 */ 99 { -PRESHIFT(0x00001000) /* -0.000015259 */,/* 2 */
diff --git a/core/multimedia/opieplayer/libmad/bit.c b/core/multimedia/opieplayer/libmad/bit.c
index 4a4661b..568d204 100644
--- a/core/multimedia/opieplayer/libmad/bit.c
+++ b/core/multimedia/opieplayer/libmad/bit.c
@@ -1,99 +1,99 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifdef HAVE_CONFIG_H 22# ifdef HAVE_CONFIG_H
23# include "libmad_config.h" 23# include "libmad_config.h"
24# endif 24# endif
25 25
26# include "libmad_global.h" 26# include "libmad_global.h"
27 27
28# ifdef HAVE_LIMITS_H 28# ifdef HAVE_LIMITS_H
29# include <limits.h> 29# include <limits.h>
30# else 30# else
31# define CHAR_BIT 8 31# define CHAR_BIT 8
32# endif 32# endif
33 33
34# include "bit.h" 34# include "bit.h"
35 35
36/* 36/*
37 * This is the lookup table for computing the CRC-check word. 37 * This is the lookup table for computing the CRC-check word.
38 * As described in section 2.4.3.1 and depicted in Figure A.9 38 * As described in section 2.4.3.1 and depicted in Figure A.9
39 * of ISO/IEC 11172-3, the generator polynomial is: 39 * of ISO/IEC 11172-3, the generator polynomial is:
40 * 40 *
41 * G(X) = X^16 + X^15 + X^2 + 1 41 * G(X) = X^16 + X^15 + X^2 + 1
42 */ 42 */
43static 43static
44unsigned short const crc_table[256] = { 44unsigned short const crc_table[256] = {
45 0x0000, 0x8005, 0x800f, 0x000a, 0x801b, 0x001e, 0x0014, 0x8011, 45 0x0000, 0x8005, 0x800f, 0x000a, 0x801b, 0x001e, 0x0014, 0x8011,
46 0x8033, 0x0036, 0x003c, 0x8039, 0x0028, 0x802d, 0x8027, 0x0022, 46 0x8033, 0x0036, 0x003c, 0x8039, 0x0028, 0x802d, 0x8027, 0x0022,
47 0x8063, 0x0066, 0x006c, 0x8069, 0x0078, 0x807d, 0x8077, 0x0072, 47 0x8063, 0x0066, 0x006c, 0x8069, 0x0078, 0x807d, 0x8077, 0x0072,
48 0x0050, 0x8055, 0x805f, 0x005a, 0x804b, 0x004e, 0x0044, 0x8041, 48 0x0050, 0x8055, 0x805f, 0x005a, 0x804b, 0x004e, 0x0044, 0x8041,
49 0x80c3, 0x00c6, 0x00cc, 0x80c9, 0x00d8, 0x80dd, 0x80d7, 0x00d2, 49 0x80c3, 0x00c6, 0x00cc, 0x80c9, 0x00d8, 0x80dd, 0x80d7, 0x00d2,
50 0x00f0, 0x80f5, 0x80ff, 0x00fa, 0x80eb, 0x00ee, 0x00e4, 0x80e1, 50 0x00f0, 0x80f5, 0x80ff, 0x00fa, 0x80eb, 0x00ee, 0x00e4, 0x80e1,
51 0x00a0, 0x80a5, 0x80af, 0x00aa, 0x80bb, 0x00be, 0x00b4, 0x80b1, 51 0x00a0, 0x80a5, 0x80af, 0x00aa, 0x80bb, 0x00be, 0x00b4, 0x80b1,
52 0x8093, 0x0096, 0x009c, 0x8099, 0x0088, 0x808d, 0x8087, 0x0082, 52 0x8093, 0x0096, 0x009c, 0x8099, 0x0088, 0x808d, 0x8087, 0x0082,
53 53
54 0x8183, 0x0186, 0x018c, 0x8189, 0x0198, 0x819d, 0x8197, 0x0192, 54 0x8183, 0x0186, 0x018c, 0x8189, 0x0198, 0x819d, 0x8197, 0x0192,
55 0x01b0, 0x81b5, 0x81bf, 0x01ba, 0x81ab, 0x01ae, 0x01a4, 0x81a1, 55 0x01b0, 0x81b5, 0x81bf, 0x01ba, 0x81ab, 0x01ae, 0x01a4, 0x81a1,
56 0x01e0, 0x81e5, 0x81ef, 0x01ea, 0x81fb, 0x01fe, 0x01f4, 0x81f1, 56 0x01e0, 0x81e5, 0x81ef, 0x01ea, 0x81fb, 0x01fe, 0x01f4, 0x81f1,
57 0x81d3, 0x01d6, 0x01dc, 0x81d9, 0x01c8, 0x81cd, 0x81c7, 0x01c2, 57 0x81d3, 0x01d6, 0x01dc, 0x81d9, 0x01c8, 0x81cd, 0x81c7, 0x01c2,
58 0x0140, 0x8145, 0x814f, 0x014a, 0x815b, 0x015e, 0x0154, 0x8151, 58 0x0140, 0x8145, 0x814f, 0x014a, 0x815b, 0x015e, 0x0154, 0x8151,
59 0x8173, 0x0176, 0x017c, 0x8179, 0x0168, 0x816d, 0x8167, 0x0162, 59 0x8173, 0x0176, 0x017c, 0x8179, 0x0168, 0x816d, 0x8167, 0x0162,
60 0x8123, 0x0126, 0x012c, 0x8129, 0x0138, 0x813d, 0x8137, 0x0132, 60 0x8123, 0x0126, 0x012c, 0x8129, 0x0138, 0x813d, 0x8137, 0x0132,
61 0x0110, 0x8115, 0x811f, 0x011a, 0x810b, 0x010e, 0x0104, 0x8101, 61 0x0110, 0x8115, 0x811f, 0x011a, 0x810b, 0x010e, 0x0104, 0x8101,
62 62
63 0x8303, 0x0306, 0x030c, 0x8309, 0x0318, 0x831d, 0x8317, 0x0312, 63 0x8303, 0x0306, 0x030c, 0x8309, 0x0318, 0x831d, 0x8317, 0x0312,
64 0x0330, 0x8335, 0x833f, 0x033a, 0x832b, 0x032e, 0x0324, 0x8321, 64 0x0330, 0x8335, 0x833f, 0x033a, 0x832b, 0x032e, 0x0324, 0x8321,
65 0x0360, 0x8365, 0x836f, 0x036a, 0x837b, 0x037e, 0x0374, 0x8371, 65 0x0360, 0x8365, 0x836f, 0x036a, 0x837b, 0x037e, 0x0374, 0x8371,
66 0x8353, 0x0356, 0x035c, 0x8359, 0x0348, 0x834d, 0x8347, 0x0342, 66 0x8353, 0x0356, 0x035c, 0x8359, 0x0348, 0x834d, 0x8347, 0x0342,
67 0x03c0, 0x83c5, 0x83cf, 0x03ca, 0x83db, 0x03de, 0x03d4, 0x83d1, 67 0x03c0, 0x83c5, 0x83cf, 0x03ca, 0x83db, 0x03de, 0x03d4, 0x83d1,
68 0x83f3, 0x03f6, 0x03fc, 0x83f9, 0x03e8, 0x83ed, 0x83e7, 0x03e2, 68 0x83f3, 0x03f6, 0x03fc, 0x83f9, 0x03e8, 0x83ed, 0x83e7, 0x03e2,
69 0x83a3, 0x03a6, 0x03ac, 0x83a9, 0x03b8, 0x83bd, 0x83b7, 0x03b2, 69 0x83a3, 0x03a6, 0x03ac, 0x83a9, 0x03b8, 0x83bd, 0x83b7, 0x03b2,
70 0x0390, 0x8395, 0x839f, 0x039a, 0x838b, 0x038e, 0x0384, 0x8381, 70 0x0390, 0x8395, 0x839f, 0x039a, 0x838b, 0x038e, 0x0384, 0x8381,
71 71
72 0x0280, 0x8285, 0x828f, 0x028a, 0x829b, 0x029e, 0x0294, 0x8291, 72 0x0280, 0x8285, 0x828f, 0x028a, 0x829b, 0x029e, 0x0294, 0x8291,
73 0x82b3, 0x02b6, 0x02bc, 0x82b9, 0x02a8, 0x82ad, 0x82a7, 0x02a2, 73 0x82b3, 0x02b6, 0x02bc, 0x82b9, 0x02a8, 0x82ad, 0x82a7, 0x02a2,
74 0x82e3, 0x02e6, 0x02ec, 0x82e9, 0x02f8, 0x82fd, 0x82f7, 0x02f2, 74 0x82e3, 0x02e6, 0x02ec, 0x82e9, 0x02f8, 0x82fd, 0x82f7, 0x02f2,
75 0x02d0, 0x82d5, 0x82df, 0x02da, 0x82cb, 0x02ce, 0x02c4, 0x82c1, 75 0x02d0, 0x82d5, 0x82df, 0x02da, 0x82cb, 0x02ce, 0x02c4, 0x82c1,
76 0x8243, 0x0246, 0x024c, 0x8249, 0x0258, 0x825d, 0x8257, 0x0252, 76 0x8243, 0x0246, 0x024c, 0x8249, 0x0258, 0x825d, 0x8257, 0x0252,
77 0x0270, 0x8275, 0x827f, 0x027a, 0x826b, 0x026e, 0x0264, 0x8261, 77 0x0270, 0x8275, 0x827f, 0x027a, 0x826b, 0x026e, 0x0264, 0x8261,
78 0x0220, 0x8225, 0x822f, 0x022a, 0x823b, 0x023e, 0x0234, 0x8231, 78 0x0220, 0x8225, 0x822f, 0x022a, 0x823b, 0x023e, 0x0234, 0x8231,
79 0x8213, 0x0216, 0x021c, 0x8219, 0x0208, 0x820d, 0x8207, 0x0202 79 0x8213, 0x0216, 0x021c, 0x8219, 0x0208, 0x820d, 0x8207, 0x0202
80}; 80};
81 81
82# define CRC_POLY 0x8005 82# define CRC_POLY 0x8005
83 83
84/* 84/*
85 * NAME:bit->init() 85 * NAME:bit->init()
86 * DESCRIPTION:initialize bit pointer struct 86 * DESCRIPTION:initialize bit pointer struct
87 */ 87 */
88void mad_bit_init(struct mad_bitptr *bitptr, unsigned char const *byte) 88void mad_bit_init(struct mad_bitptr *bitptr, unsigned char const *byte)
89{ 89{
90 bitptr->byte = byte; 90 bitptr->byte = byte;
91 bitptr->cache = 0; 91 bitptr->cache = 0;
92 bitptr->left = CHAR_BIT; 92 bitptr->left = CHAR_BIT;
93} 93}
94 94
95/* 95/*
96 * NAME:bit->length() 96 * NAME:bit->length()
97 * DESCRIPTION:return number of bits between start and end points 97 * DESCRIPTION:return number of bits between start and end points
98 */ 98 */
99unsigned int mad_bit_length(struct mad_bitptr const *begin, 99unsigned int mad_bit_length(struct mad_bitptr const *begin,
diff --git a/core/multimedia/opieplayer/libmad/bit.h b/core/multimedia/opieplayer/libmad/bit.h
index 3448d40..22ae66c 100644
--- a/core/multimedia/opieplayer/libmad/bit.h
+++ b/core/multimedia/opieplayer/libmad/bit.h
@@ -1,47 +1,47 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifndef LIBMAD_BIT_H 22# ifndef LIBMAD_BIT_H
23# define LIBMAD_BIT_H 23# define LIBMAD_BIT_H
24 24
25struct mad_bitptr { 25struct mad_bitptr {
26 unsigned char const *byte; 26 unsigned char const *byte;
27 unsigned short cache; 27 unsigned short cache;
28 unsigned short left; 28 unsigned short left;
29}; 29};
30 30
31void mad_bit_init(struct mad_bitptr *, unsigned char const *); 31void mad_bit_init(struct mad_bitptr *, unsigned char const *);
32 32
33 # define mad_bit_finish(bitptr) /* nothing */ 33 # define mad_bit_finish(bitptr) /* nothing */
34 34
35unsigned int mad_bit_length(struct mad_bitptr const *, 35unsigned int mad_bit_length(struct mad_bitptr const *,
36 struct mad_bitptr const *); 36 struct mad_bitptr const *);
37 37
38# define mad_bit_bitsleft(bitptr) ((bitptr)->left) 38# define mad_bit_bitsleft(bitptr) ((bitptr)->left)
39unsigned char const *mad_bit_nextbyte(struct mad_bitptr const *); 39unsigned char const *mad_bit_nextbyte(struct mad_bitptr const *);
40 40
41void mad_bit_skip(struct mad_bitptr *, unsigned int); 41void mad_bit_skip(struct mad_bitptr *, unsigned int);
42unsigned long mad_bit_read(struct mad_bitptr *, unsigned int); 42unsigned long mad_bit_read(struct mad_bitptr *, unsigned int);
43void mad_bit_write(struct mad_bitptr *, unsigned int, unsigned long); 43void mad_bit_write(struct mad_bitptr *, unsigned int, unsigned long);
44 44
45unsigned short mad_bit_crc(struct mad_bitptr, unsigned int, unsigned short); 45unsigned short mad_bit_crc(struct mad_bitptr, unsigned int, unsigned short);
46 46
47# endif 47# endif
diff --git a/core/multimedia/opieplayer/libmad/decoder.c b/core/multimedia/opieplayer/libmad/decoder.c
index b2b6cbb..d039bfb 100644
--- a/core/multimedia/opieplayer/libmad/decoder.c
+++ b/core/multimedia/opieplayer/libmad/decoder.c
@@ -1,150 +1,154 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifdef HAVE_CONFIG_H 22# ifdef HAVE_CONFIG_H
23# include "libmad_config.h" 23# include "libmad_config.h"
24# endif 24# endif
25 25
26# include "libmad_global.h" 26# include "libmad_global.h"
27 27
28# ifdef HAVE_SYS_TYPES_H 28# ifdef HAVE_SYS_TYPES_H
29# include <sys/types.h> 29# include <sys/types.h>
30# endif 30# endif
31 31
32# ifdef HAVE_SYS_WAIT_H 32# ifdef HAVE_SYS_WAIT_H
33# include <sys/wait.h> 33# include <sys/wait.h>
34# endif 34# endif
35 35
36# ifdef HAVE_UNISTD_H 36# ifdef HAVE_UNISTD_H
37# include <unistd.h> 37# include <unistd.h>
38# endif 38# endif
39 39
40# ifdef HAVE_FCNTL_H 40# ifdef HAVE_FCNTL_H
41# include <fcntl.h> 41# include <fcntl.h>
42# endif 42# endif
43 43
44# include <stdlib.h> 44# include <stdlib.h>
45 45
46# ifdef HAVE_ERRNO_H 46# ifdef HAVE_ERRNO_H
47# include <errno.h> 47# include <errno.h>
48# endif 48# endif
49 49
50# include "stream.h" 50# include "stream.h"
51# include "frame.h" 51# include "frame.h"
52# include "synth.h" 52# include "synth.h"
53# include "decoder.h" 53# include "decoder.h"
54 54
55/*
56 * NAME:decoder->init()
57 * DESCRIPTION:initialize a decoder object with callback routines
58 */
55void mad_decoder_init(struct mad_decoder *decoder, void *data, 59void mad_decoder_init(struct mad_decoder *decoder, void *data,
56 enum mad_flow (*input_func)(void *, 60 enum mad_flow (*input_func)(void *,
57 struct mad_stream *), 61 struct mad_stream *),
58 enum mad_flow (*header_func)(void *, 62 enum mad_flow (*header_func)(void *,
59 struct mad_header const *), 63 struct mad_header const *),
60 enum mad_flow (*filter_func)(void *, 64 enum mad_flow (*filter_func)(void *,
61 struct mad_stream const *, 65 struct mad_stream const *,
62 struct mad_frame *), 66 struct mad_frame *),
63 enum mad_flow (*output_func)(void *, 67 enum mad_flow (*output_func)(void *,
64 struct mad_header const *, 68 struct mad_header const *,
65 struct mad_pcm *), 69 struct mad_pcm *),
66 enum mad_flow (*error_func)(void *, 70 enum mad_flow (*error_func)(void *,
67 struct mad_stream *, 71 struct mad_stream *,
68 struct mad_frame *), 72 struct mad_frame *),
69 enum mad_flow (*message_func)(void *, 73 enum mad_flow (*message_func)(void *,
70 void *, unsigned int *)) 74 void *, unsigned int *))
71{ 75{
72 decoder->mode = -1; 76 decoder->mode = -1;
73 77
74 decoder->options = 0; 78 decoder->options = 0;
75 79
76 decoder->async.pid = 0; 80 decoder->async.pid = 0;
77 decoder->async.in = -1; 81 decoder->async.in = -1;
78 decoder->async.out = -1; 82 decoder->async.out = -1;
79 83
80 decoder->sync = 0; 84 decoder->sync = 0;
81 85
82 decoder->cb_data = data; 86 decoder->cb_data = data;
83 87
84 decoder->input_func = input_func; 88 decoder->input_func = input_func;
85 decoder->header_func = header_func; 89 decoder->header_func = header_func;
86 decoder->filter_func = filter_func; 90 decoder->filter_func = filter_func;
87 decoder->output_func = output_func; 91 decoder->output_func = output_func;
88 decoder->error_func = error_func; 92 decoder->error_func = error_func;
89 decoder->message_func = message_func; 93 decoder->message_func = message_func;
90} 94}
91 95
92int mad_decoder_finish(struct mad_decoder *decoder) 96int mad_decoder_finish(struct mad_decoder *decoder)
93{ 97{
94# if defined(USE_ASYNC) 98# if defined(USE_ASYNC)
95 if (decoder->mode == MAD_DECODER_MODE_ASYNC && decoder->async.pid) { 99 if (decoder->mode == MAD_DECODER_MODE_ASYNC && decoder->async.pid) {
96 pid_t pid; 100 pid_t pid;
97 int status; 101 int status;
98 102
99 close(decoder->async.in); 103 close(decoder->async.in);
100 104
101 do 105 do
102 pid = waitpid(decoder->async.pid, &status, 0); 106 pid = waitpid(decoder->async.pid, &status, 0);
103 while (pid == -1 && errno == EINTR); 107 while (pid == -1 && errno == EINTR);
104 108
105 decoder->mode = -1; 109 decoder->mode = -1;
106 110
107 close(decoder->async.out); 111 close(decoder->async.out);
108 112
109 decoder->async.pid = 0; 113 decoder->async.pid = 0;
110 decoder->async.in = -1; 114 decoder->async.in = -1;
111 decoder->async.out = -1; 115 decoder->async.out = -1;
112 116
113 if (pid == -1) 117 if (pid == -1)
114 return -1; 118 return -1;
115 119
116 return (!WIFEXITED(status) || WEXITSTATUS(status)) ? -1 : 0; 120 return (!WIFEXITED(status) || WEXITSTATUS(status)) ? -1 : 0;
117 } 121 }
118# endif 122# endif
119 123
120 return 0; 124 return 0;
121} 125}
122 126
123# if defined(USE_ASYNC) 127# if defined(USE_ASYNC)
124static 128static
125enum mad_flow send_io(int fd, void const *data, size_t len) 129enum mad_flow send_io(int fd, void const *data, size_t len)
126{ 130{
127 char const *ptr = data; 131 char const *ptr = data;
128 ssize_t count; 132 ssize_t count;
129 133
130 while (len) { 134 while (len) {
131 do 135 do
132 count = write(fd, ptr, len); 136 count = write(fd, ptr, len);
133 while (count == -1 && errno == EINTR); 137 while (count == -1 && errno == EINTR);
134 138
135 if (count == -1) 139 if (count == -1)
136 return MAD_FLOW_BREAK; 140 return MAD_FLOW_BREAK;
137 141
138 len -= count; 142 len -= count;
139 ptr += count; 143 ptr += count;
140 } 144 }
141 145
142 return MAD_FLOW_CONTINUE; 146 return MAD_FLOW_CONTINUE;
143} 147}
144 148
145static 149static
146enum mad_flow receive_io(int fd, void *buffer, size_t len) 150enum mad_flow receive_io(int fd, void *buffer, size_t len)
147{ 151{
148 char *ptr = buffer; 152 char *ptr = buffer;
149 ssize_t count; 153 ssize_t count;
150 154
@@ -429,142 +433,150 @@ int run_sync(struct mad_decoder *decoder)
429 } 433 }
430 } 434 }
431 435
432 mad_synth_frame(synth, frame); 436 mad_synth_frame(synth, frame);
433 437
434 if (decoder->output_func) { 438 if (decoder->output_func) {
435 switch (decoder->output_func(decoder->cb_data, 439 switch (decoder->output_func(decoder->cb_data,
436 &frame->header, &synth->pcm)) { 440 &frame->header, &synth->pcm)) {
437 case MAD_FLOW_STOP: 441 case MAD_FLOW_STOP:
438 goto done; 442 goto done;
439 case MAD_FLOW_BREAK: 443 case MAD_FLOW_BREAK:
440 goto fail; 444 goto fail;
441 case MAD_FLOW_IGNORE: 445 case MAD_FLOW_IGNORE:
442 case MAD_FLOW_CONTINUE: 446 case MAD_FLOW_CONTINUE:
443 break; 447 break;
444 } 448 }
445 } 449 }
446 } 450 }
447 } 451 }
448 while (stream->error == MAD_ERROR_BUFLEN); 452 while (stream->error == MAD_ERROR_BUFLEN);
449 453
450 fail: 454 fail:
451 result = -1; 455 result = -1;
452 456
453 done: 457 done:
454 mad_synth_finish(synth); 458 mad_synth_finish(synth);
455 mad_frame_finish(frame); 459 mad_frame_finish(frame);
456 mad_stream_finish(stream); 460 mad_stream_finish(stream);
457 461
458 return result; 462 return result;
459} 463}
460 464
461# if defined(USE_ASYNC) 465# if defined(USE_ASYNC)
462static 466static
463int run_async(struct mad_decoder *decoder) 467int run_async(struct mad_decoder *decoder)
464{ 468{
465 pid_t pid; 469 pid_t pid;
466 int ptoc[2], ctop[2], flags; 470 int ptoc[2], ctop[2], flags;
467 471
468 if (pipe(ptoc) == -1) 472 if (pipe(ptoc) == -1)
469 return -1; 473 return -1;
470 474
471 if (pipe(ctop) == -1) { 475 if (pipe(ctop) == -1) {
472 close(ptoc[0]); 476 close(ptoc[0]);
473 close(ptoc[1]); 477 close(ptoc[1]);
474 return -1; 478 return -1;
475 } 479 }
476 480
477 flags = fcntl(ptoc[0], F_GETFL); 481 flags = fcntl(ptoc[0], F_GETFL);
478 if (flags == -1 || 482 if (flags == -1 ||
479 fcntl(ptoc[0], F_SETFL, flags | O_NONBLOCK) == -1) { 483 fcntl(ptoc[0], F_SETFL, flags | O_NONBLOCK) == -1) {
480 close(ctop[0]); 484 close(ctop[0]);
481 close(ctop[1]); 485 close(ctop[1]);
482 close(ptoc[0]); 486 close(ptoc[0]);
483 close(ptoc[1]); 487 close(ptoc[1]);
484 return -1; 488 return -1;
485 } 489 }
486 490
487 pid = fork(); 491 pid = fork();
488 if (pid == -1) { 492 if (pid == -1) {
489 close(ctop[0]); 493 close(ctop[0]);
490 close(ctop[1]); 494 close(ctop[1]);
491 close(ptoc[0]); 495 close(ptoc[0]);
492 close(ptoc[1]); 496 close(ptoc[1]);
493 return -1; 497 return -1;
494 } 498 }
495 499
496 decoder->async.pid = pid; 500 decoder->async.pid = pid;
497 501
498 if (pid) { 502 if (pid) {
499 /* parent */ 503 /* parent */
500 504
501 close(ptoc[0]); 505 close(ptoc[0]);
502 close(ctop[1]); 506 close(ctop[1]);
503 507
504 decoder->async.in = ctop[0]; 508 decoder->async.in = ctop[0];
505 decoder->async.out = ptoc[1]; 509 decoder->async.out = ptoc[1];
506 510
507 return 0; 511 return 0;
508 } 512 }
509 513
510 /* child */ 514 /* child */
511 515
512 close(ptoc[1]); 516 close(ptoc[1]);
513 close(ctop[0]); 517 close(ctop[0]);
514 518
515 decoder->async.in = ptoc[0]; 519 decoder->async.in = ptoc[0];
516 decoder->async.out = ctop[1]; 520 decoder->async.out = ctop[1];
517 521
518 _exit(run_sync(decoder)); 522 _exit(run_sync(decoder));
519 523
520 /* not reached */ 524 /* not reached */
521 return -1; 525 return -1;
522} 526}
523# endif 527# endif
524 528
529/*
530 * NAME:decoder->run()
531 * DESCRIPTION:run the decoder thread either synchronously or asynchronously
532 */
525int mad_decoder_run(struct mad_decoder *decoder, enum mad_decoder_mode mode) 533int mad_decoder_run(struct mad_decoder *decoder, enum mad_decoder_mode mode)
526{ 534{
527 int result; 535 int result;
528 int (*run)(struct mad_decoder *) = 0; 536 int (*run)(struct mad_decoder *) = 0;
529 537
530 switch (decoder->mode = mode) { 538 switch (decoder->mode = mode) {
531 case MAD_DECODER_MODE_SYNC: 539 case MAD_DECODER_MODE_SYNC:
532 run = run_sync; 540 run = run_sync;
533 break; 541 break;
534 542
535 case MAD_DECODER_MODE_ASYNC: 543 case MAD_DECODER_MODE_ASYNC:
536# if defined(USE_ASYNC) 544# if defined(USE_ASYNC)
537 run = run_async; 545 run = run_async;
538# endif 546# endif
539 break; 547 break;
540 } 548 }
541 549
542 if (run == 0) 550 if (run == 0)
543 return -1; 551 return -1;
544 552
545 decoder->sync = malloc(sizeof(*decoder->sync)); 553 decoder->sync = malloc(sizeof(*decoder->sync));
546 if (decoder->sync == 0) 554 if (decoder->sync == 0)
547 return -1; 555 return -1;
548 556
549 result = run(decoder); 557 result = run(decoder);
550 558
551 free(decoder->sync); 559 free(decoder->sync);
552 decoder->sync = 0; 560 decoder->sync = 0;
553 561
554 return result; 562 return result;
555} 563}
556 564
565/*
566 * NAME:decoder->message()
567 * DESCRIPTION:send a message to and receive a reply from the decoder process
568 */
557int mad_decoder_message(struct mad_decoder *decoder, 569int mad_decoder_message(struct mad_decoder *decoder,
558 void *message, unsigned int *len) 570 void *message, unsigned int *len)
559{ 571{
560# if defined(USE_ASYNC) 572# if defined(USE_ASYNC)
561 if (decoder->mode != MAD_DECODER_MODE_ASYNC || 573 if (decoder->mode != MAD_DECODER_MODE_ASYNC ||
562 send(decoder->async.out, message, *len) != MAD_FLOW_CONTINUE || 574 send(decoder->async.out, message, *len) != MAD_FLOW_CONTINUE ||
563 receive(decoder->async.in, &message, len) != MAD_FLOW_CONTINUE) 575 receive(decoder->async.in, &message, len) != MAD_FLOW_CONTINUE)
564 return -1; 576 return -1;
565 577
566 return 0; 578 return 0;
567# else 579# else
568 return -1; 580 return -1;
569# endif 581# endif
570} 582}
diff --git a/core/multimedia/opieplayer/libmad/decoder.h b/core/multimedia/opieplayer/libmad/decoder.h
index f34150d..714e72c 100644
--- a/core/multimedia/opieplayer/libmad/decoder.h
+++ b/core/multimedia/opieplayer/libmad/decoder.h
@@ -1,91 +1,91 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifndef LIBMAD_DECODER_H 22# ifndef LIBMAD_DECODER_H
23# define LIBMAD_DECODER_H 23# define LIBMAD_DECODER_H
24 24
25# include "stream.h" 25# include "stream.h"
26# include "frame.h" 26# include "frame.h"
27# include "synth.h" 27# include "synth.h"
28 28
29enum mad_decoder_mode { 29enum mad_decoder_mode {
30 MAD_DECODER_MODE_SYNC = 0, 30 MAD_DECODER_MODE_SYNC = 0,
31 MAD_DECODER_MODE_ASYNC 31 MAD_DECODER_MODE_ASYNC
32}; 32};
33 33
34enum mad_flow { 34enum mad_flow {
35 MAD_FLOW_CONTINUE = 0x0000,/* continue normally */ 35 MAD_FLOW_CONTINUE = 0x0000,/* continue normally */
36 MAD_FLOW_STOP = 0x0010,/* stop decoding normally */ 36 MAD_FLOW_STOP = 0x0010,/* stop decoding normally */
37 MAD_FLOW_BREAK = 0x0011,/* stop decoding and signal an error */ 37 MAD_FLOW_BREAK = 0x0011,/* stop decoding and signal an error */
38 MAD_FLOW_IGNORE = 0x0020/* ignore the current frame */ 38 MAD_FLOW_IGNORE = 0x0020/* ignore the current frame */
39}; 39};
40 40
41struct mad_decoder { 41struct mad_decoder {
42 enum mad_decoder_mode mode; 42 enum mad_decoder_mode mode;
43 43
44 int options; 44 int options;
45 45
46 struct { 46 struct {
47 long pid; 47 long pid;
48 int in; 48 int in;
49 int out; 49 int out;
50 } async; 50 } async;
51 51
52 struct { 52 struct {
53 struct mad_stream stream; 53 struct mad_stream stream;
54 struct mad_frame frame; 54 struct mad_frame frame;
55 struct mad_synth synth; 55 struct mad_synth synth;
56 } *sync; 56 } *sync;
57 57
58 void *cb_data; 58 void *cb_data;
59 59
60 enum mad_flow (*input_func)(void *, struct mad_stream *); 60 enum mad_flow (*input_func)(void *, struct mad_stream *);
61 enum mad_flow (*header_func)(void *, struct mad_header const *); 61 enum mad_flow (*header_func)(void *, struct mad_header const *);
62 enum mad_flow (*filter_func)(void *, 62 enum mad_flow (*filter_func)(void *,
63 struct mad_stream const *, struct mad_frame *); 63 struct mad_stream const *, struct mad_frame *);
64 enum mad_flow (*output_func)(void *, 64 enum mad_flow (*output_func)(void *,
65 struct mad_header const *, struct mad_pcm *); 65 struct mad_header const *, struct mad_pcm *);
66 enum mad_flow (*error_func)(void *, struct mad_stream *, struct mad_frame *); 66 enum mad_flow (*error_func)(void *, struct mad_stream *, struct mad_frame *);
67 enum mad_flow (*message_func)(void *, void *, unsigned int *); 67 enum mad_flow (*message_func)(void *, void *, unsigned int *);
68}; 68};
69 69
70void mad_decoder_init(struct mad_decoder *, void *, 70void mad_decoder_init(struct mad_decoder *, void *,
71 enum mad_flow (*)(void *, struct mad_stream *), 71 enum mad_flow (*)(void *, struct mad_stream *),
72 enum mad_flow (*)(void *, struct mad_header const *), 72 enum mad_flow (*)(void *, struct mad_header const *),
73 enum mad_flow (*)(void *, 73 enum mad_flow (*)(void *,
74 struct mad_stream const *, 74 struct mad_stream const *,
75 struct mad_frame *), 75 struct mad_frame *),
76 enum mad_flow (*)(void *, 76 enum mad_flow (*)(void *,
77 struct mad_header const *, 77 struct mad_header const *,
78 struct mad_pcm *), 78 struct mad_pcm *),
79 enum mad_flow (*)(void *, 79 enum mad_flow (*)(void *,
80 struct mad_stream *, 80 struct mad_stream *,
81 struct mad_frame *), 81 struct mad_frame *),
82 enum mad_flow (*)(void *, void *, unsigned int *)); 82 enum mad_flow (*)(void *, void *, unsigned int *));
83int mad_decoder_finish(struct mad_decoder *); 83int mad_decoder_finish(struct mad_decoder *);
84 84
85# define mad_decoder_options(decoder, opts) \ 85# define mad_decoder_options(decoder, opts) \
86 ((void) ((decoder)->options = (opts))) 86 ((void) ((decoder)->options = (opts)))
87 87
88int mad_decoder_run(struct mad_decoder *, enum mad_decoder_mode); 88int mad_decoder_run(struct mad_decoder *, enum mad_decoder_mode);
89int mad_decoder_message(struct mad_decoder *, void *, unsigned int *); 89int mad_decoder_message(struct mad_decoder *, void *, unsigned int *);
90 90
91# endif 91# endif
diff --git a/core/multimedia/opieplayer/libmad/fixed.c b/core/multimedia/opieplayer/libmad/fixed.c
index af1e87e..e71418a 100644
--- a/core/multimedia/opieplayer/libmad/fixed.c
+++ b/core/multimedia/opieplayer/libmad/fixed.c
@@ -1,37 +1,81 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifdef HAVE_CONFIG_H 22# ifdef HAVE_CONFIG_H
23# include "libmad_config.h" 23# include "libmad_config.h"
24# endif 24# endif
25 25
26# include "libmad_global.h" 26# include "libmad_global.h"
27 27
28# include "fixed.h" 28# include "fixed.h"
29 29
30/* 30/*
31 * NAME:fixed->abs() 31 * NAME:fixed->abs()
32 * DESCRIPTION:return absolute value of a fixed-point number 32 * DESCRIPTION:return absolute value of a fixed-point number
33 */ 33 */
34mad_fixed_t mad_f_abs(mad_fixed_t x) 34mad_fixed_t mad_f_abs(mad_fixed_t x)
35{ 35{
36 return x < 0 ? -x : x; 36 return x < 0 ? -x : x;
37} 37}
38
39/*
40 * NAME:fixed->div()
41 * DESCRIPTION:perform division using fixed-point math
42 */
43mad_fixed_t mad_f_div(mad_fixed_t x, mad_fixed_t y)
44{
45 mad_fixed_t q, r;
46 unsigned int bits;
47
48 q = mad_f_abs(x / y);
49
50 if (x < 0) {
51 x = -x;
52 y = -y;
53 }
54
55 r = x % y;
56
57 if (y < 0) {
58 x = -x;
59 y = -y;
60 }
61
62 if (q > mad_f_intpart(MAD_F_MAX) &&
63 !(q == -mad_f_intpart(MAD_F_MIN) && r == 0 && (x < 0) != (y < 0)))
64 return 0;
65
66 for (bits = MAD_F_FRACBITS; bits && r; --bits) {
67 q <<= 1, r <<= 1;
68 if (r >= y)
69 r -= y, ++q;
70 }
71
72 /* round */
73 if (2 * r >= y)
74 ++q;
75
76 /* fix sign */
77 if ((x < 0) != (y < 0))
78 q = -q;
79
80 return q << bits;
81}
diff --git a/core/multimedia/opieplayer/libmad/fixed.h b/core/multimedia/opieplayer/libmad/fixed.h
index c9b98ca..baa7dc5 100644
--- a/core/multimedia/opieplayer/libmad/fixed.h
+++ b/core/multimedia/opieplayer/libmad/fixed.h
@@ -1,99 +1,99 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifndef LIBMAD_FIXED_H 22# ifndef LIBMAD_FIXED_H
23# define LIBMAD_FIXED_H 23# define LIBMAD_FIXED_H
24 24
25# if SIZEOF_INT >= 4 25# if SIZEOF_INT >= 4
26typedef signed int mad_fixed_t; 26typedef signed int mad_fixed_t;
27 27
28typedef signed int mad_fixed64hi_t; 28typedef signed int mad_fixed64hi_t;
29typedef unsigned int mad_fixed64lo_t; 29typedef unsigned int mad_fixed64lo_t;
30# else 30# else
31typedef signed long mad_fixed_t; 31typedef signed long mad_fixed_t;
32 32
33typedef signed long mad_fixed64hi_t; 33typedef signed long mad_fixed64hi_t;
34typedef unsigned long mad_fixed64lo_t; 34typedef unsigned long mad_fixed64lo_t;
35# endif 35# endif
36 36
37# if defined(_MSC_VER) 37# if defined(_MSC_VER)
38# define mad_fixed64_t signed __int64 38# define mad_fixed64_t signed __int64
39# elif 1 || defined(__GNUC__) 39# elif 1 || defined(__GNUC__)
40# define mad_fixed64_t signed long long 40# define mad_fixed64_t signed long long
41# endif 41# endif
42 42
43# if defined(FPM_FLOAT) 43# if defined(FPM_FLOAT)
44typedef double mad_sample_t; 44typedef double mad_sample_t;
45# else 45# else
46typedef mad_fixed_t mad_sample_t; 46typedef mad_fixed_t mad_sample_t;
47# endif 47# endif
48 48
49/* 49/*
50 * Fixed-point format: 0xABBBBBBB 50 * Fixed-point format: 0xABBBBBBB
51 * A == whole part (sign + 3 bits) 51 * A == whole part (sign + 3 bits)
52 * B == fractional part (28 bits) 52 * B == fractional part (28 bits)
53 * 53 *
54 * Values are signed two's complement, so the effective range is: 54 * Values are signed two's complement, so the effective range is:
55 * 0x80000000 to 0x7fffffff 55 * 0x80000000 to 0x7fffffff
56 * -8.0 to +7.9999999962747097015380859375 56 * -8.0 to +7.9999999962747097015380859375
57 * 57 *
58 * The smallest representable value is: 58 * The smallest representable value is:
59 * 0x00000001 == 0.0000000037252902984619140625 (i.e. about 3.725e-9) 59 * 0x00000001 == 0.0000000037252902984619140625 (i.e. about 3.725e-9)
60 * 60 *
61 * 28 bits of fractional accuracy represent about 61 * 28 bits of fractional accuracy represent about
62 * 8.6 digits of decimal accuracy. 62 * 8.6 digits of decimal accuracy.
63 * 63 *
64 * Fixed-point numbers can be added or subtracted as normal 64 * Fixed-point numbers can be added or subtracted as normal
65 * integers, but multiplication requires shifting the 64-bit result 65 * integers, but multiplication requires shifting the 64-bit result
66 * from 56 fractional bits back to 28 (and rounding.) 66 * from 56 fractional bits back to 28 (and rounding.)
67 * 67 *
68 * Changing the definition of MAD_F_FRACBITS is only partially 68 * Changing the definition of MAD_F_FRACBITS is only partially
69 * supported, and must be done with care. 69 * supported, and must be done with care.
70 */ 70 */
71 71
72 # define MAD_F_FRACBITS 28 72 # define MAD_F_FRACBITS 28
73 73
74# if MAD_F_FRACBITS == 28 74# if MAD_F_FRACBITS == 28
75 # define MAD_F(x) ((mad_fixed_t) (x##L)) 75 # define MAD_F(x) ((mad_fixed_t) (x##L))
76# else 76# else
77# if MAD_F_FRACBITS < 28 77# if MAD_F_FRACBITS < 28
78# warning "MAD_F_FRACBITS < 28" 78# warning "MAD_F_FRACBITS < 28"
79 # define MAD_F(x) ((mad_fixed_t) \ 79 # define MAD_F(x) ((mad_fixed_t) \
80 (((x##L) + \ 80 (((x##L) + \
81 (1L << (28 - MAD_F_FRACBITS - 1))) >> \ 81 (1L << (28 - MAD_F_FRACBITS - 1))) >> \
82 (28 - MAD_F_FRACBITS))) 82 (28 - MAD_F_FRACBITS)))
83# elif MAD_F_FRACBITS > 28 83# elif MAD_F_FRACBITS > 28
84# error "MAD_F_FRACBITS > 28 not currently supported" 84# error "MAD_F_FRACBITS > 28 not currently supported"
85 # define MAD_F(x) ((mad_fixed_t) \ 85 # define MAD_F(x) ((mad_fixed_t) \
86 ((x##L) << (MAD_F_FRACBITS - 28))) 86 ((x##L) << (MAD_F_FRACBITS - 28)))
87# endif 87# endif
88# endif 88# endif
89 89
90 # define MAD_F_MIN ((mad_fixed_t) -0x80000000L) 90 # define MAD_F_MIN ((mad_fixed_t) -0x80000000L)
91 # define MAD_F_MAX ((mad_fixed_t) +0x7fffffffL) 91 # define MAD_F_MAX ((mad_fixed_t) +0x7fffffffL)
92 92
93 # define MAD_F_ONE MAD_F(0x10000000) 93 # define MAD_F_ONE MAD_F(0x10000000)
94 94
95 # define mad_f_tofixed(x)((mad_fixed_t) \ 95 # define mad_f_tofixed(x)((mad_fixed_t) \
96 ((x) * (double) (1L << MAD_F_FRACBITS) + 0.5)) 96 ((x) * (double) (1L << MAD_F_FRACBITS) + 0.5))
97 # define mad_f_todouble(x)((double) \ 97 # define mad_f_todouble(x)((double) \
98 ((x) / (double) (1L << MAD_F_FRACBITS))) 98 ((x) / (double) (1L << MAD_F_FRACBITS)))
99 99
@@ -115,362 +115,385 @@ typedef mad_fixed_t mad_sample_t;
115 # define mad_f_mul(x, y)((x) * (y)) 115 # define mad_f_mul(x, y)((x) * (y))
116# define mad_f_scale64 116# define mad_f_scale64
117 117
118# undef ASO_ZEROCHECK 118# undef ASO_ZEROCHECK
119 119
120# elif defined(FPM_64BIT) 120# elif defined(FPM_64BIT)
121 121
122/* 122/*
123 * This version should be the most accurate if 64-bit types are supported by 123 * This version should be the most accurate if 64-bit types are supported by
124 * the compiler, although it may not be the most efficient. 124 * the compiler, although it may not be the most efficient.
125 */ 125 */
126# if defined(OPT_ACCURACY) 126# if defined(OPT_ACCURACY)
127# define mad_f_mul(x, y) \ 127# define mad_f_mul(x, y) \
128 ((mad_fixed_t) \ 128 ((mad_fixed_t) \
129 ((((mad_fixed64_t) (x) * (y)) + \ 129 ((((mad_fixed64_t) (x) * (y)) + \
130 (1L << (MAD_F_SCALEBITS - 1))) >> MAD_F_SCALEBITS)) 130 (1L << (MAD_F_SCALEBITS - 1))) >> MAD_F_SCALEBITS))
131# else 131# else
132# define mad_f_mul(x, y) \ 132# define mad_f_mul(x, y) \
133 ((mad_fixed_t) (((mad_fixed64_t) (x) * (y)) >> MAD_F_SCALEBITS)) 133 ((mad_fixed_t) (((mad_fixed64_t) (x) * (y)) >> MAD_F_SCALEBITS))
134# endif 134# endif
135 135
136# define MAD_F_SCALEBITS MAD_F_FRACBITS 136# define MAD_F_SCALEBITS MAD_F_FRACBITS
137 137
138/* --- Intel --------------------------------------------------------------- */ 138/* --- Intel --------------------------------------------------------------- */
139 139
140# elif defined(FPM_INTEL) 140# elif defined(FPM_INTEL)
141 141
142# if defined(_MSC_VER) 142# if defined(_MSC_VER)
143# pragma warning(push) 143# pragma warning(push)
144# pragma warning(disable: 4035) /* no return value */ 144# pragma warning(disable: 4035) /* no return value */
145static __forceinline 145static __forceinline
146mad_fixed_t mad_f_mul_inline(mad_fixed_t x, mad_fixed_t y) 146mad_fixed_t mad_f_mul_inline(mad_fixed_t x, mad_fixed_t y)
147{ 147{
148 enum { 148 enum {
149 fracbits = MAD_F_FRACBITS 149 fracbits = MAD_F_FRACBITS
150 }; 150 };
151 151
152 __asm { 152 __asm {
153 mov eax, x 153 mov eax, x
154 imul y 154 imul y
155 shrd eax, edx, fracbits 155 shrd eax, edx, fracbits
156 } 156 }
157 157
158 /* implicit return of eax */ 158 /* implicit return of eax */
159} 159}
160# pragma warning(pop) 160# pragma warning(pop)
161 161
162 # define mad_f_mul mad_f_mul_inline 162 # define mad_f_mul mad_f_mul_inline
163# define mad_f_scale64 163# define mad_f_scale64
164# else 164# else
165/* 165/*
166 * This Intel version is fast and accurate; the disposition of the least 166 * This Intel version is fast and accurate; the disposition of the least
167 * significant bit depends on OPT_ACCURACY via mad_f_scale64(). 167 * significant bit depends on OPT_ACCURACY via mad_f_scale64().
168 */ 168 */
169# define MAD_F_MLX(hi, lo, x, y) \ 169# define MAD_F_MLX(hi, lo, x, y) \
170 asm ("imull %3" \ 170 asm ("imull %3" \
171 : "=a" (lo), "=d" (hi) \ 171 : "=a" (lo), "=d" (hi) \
172 : "%a" (x), "rm" (y) \ 172 : "%a" (x), "rm" (y) \
173 : "cc") 173 : "cc")
174 174
175# if defined(OPT_ACCURACY) 175# if defined(OPT_ACCURACY)
176/* 176/*
177 * This gives best accuracy but is not very fast. 177 * This gives best accuracy but is not very fast.
178 */ 178 */
179# define MAD_F_MLA(hi, lo, x, y) \ 179# define MAD_F_MLA(hi, lo, x, y) \
180 ({ mad_fixed64hi_t __hi; \ 180 ({ mad_fixed64hi_t __hi; \
181 mad_fixed64lo_t __lo; \ 181 mad_fixed64lo_t __lo; \
182 MAD_F_MLX(__hi, __lo, (x), (y)); \ 182 MAD_F_MLX(__hi, __lo, (x), (y)); \
183 asm ("addl %2,%0\n\t" \ 183 asm ("addl %2,%0\n\t" \
184 "adcl %3,%1" \ 184 "adcl %3,%1" \
185 : "=rm" (lo), "=rm" (hi) \ 185 : "=rm" (lo), "=rm" (hi) \
186 : "r" (__lo), "r" (__hi), "0" (lo), "1" (hi) \ 186 : "r" (__lo), "r" (__hi), "0" (lo), "1" (hi) \
187 : "cc"); \ 187 : "cc"); \
188 }) 188 })
189# endif /* OPT_ACCURACY */ 189# endif /* OPT_ACCURACY */
190 190
191# if defined(OPT_ACCURACY) 191# if defined(OPT_ACCURACY)
192/* 192/*
193 * Surprisingly, this is faster than SHRD followed by ADC. 193 * Surprisingly, this is faster than SHRD followed by ADC.
194 */ 194 */
195# define mad_f_scale64(hi, lo) \ 195# define mad_f_scale64(hi, lo) \
196 ({ mad_fixed64hi_t __hi_; \ 196 ({ mad_fixed64hi_t __hi_; \
197 mad_fixed64lo_t __lo_; \ 197 mad_fixed64lo_t __lo_; \
198 mad_fixed_t __result; \ 198 mad_fixed_t __result; \
199 asm ("addl %4,%2\n\t" \ 199 asm ("addl %4,%2\n\t" \
200 "adcl %5,%3" \ 200 "adcl %5,%3" \
201 : "=rm" (__lo_), "=rm" (__hi_) \ 201 : "=rm" (__lo_), "=rm" (__hi_) \
202 : "0" (lo), "1" (hi), \ 202 : "0" (lo), "1" (hi), \
203 "ir" (1L << (MAD_F_SCALEBITS - 1)), "ir" (0) \ 203 "ir" (1L << (MAD_F_SCALEBITS - 1)), "ir" (0) \
204 : "cc"); \ 204 : "cc"); \
205 asm ("shrdl %3,%2,%1" \ 205 asm ("shrdl %3,%2,%1" \
206 : "=rm" (__result) \ 206 : "=rm" (__result) \
207 : "0" (__lo_), "r" (__hi_), "I" (MAD_F_SCALEBITS) \ 207 : "0" (__lo_), "r" (__hi_), "I" (MAD_F_SCALEBITS) \
208 : "cc"); \ 208 : "cc"); \
209 __result; \ 209 __result; \
210 }) 210 })
211# elif defined(OPT_INTEL)
212/*
213 * Alternate Intel scaling that may or may not perform better.
214 */
215# define mad_f_scale64(hi, lo) \
216 ({ mad_fixed_t __result; \
217 asm ("shrl %3,%1\n\t" \
218 "shll %4,%2\n\t" \
219 "orl %2,%1" \
220 : "=rm" (__result) \
221 : "0" (lo), "r" (hi), \
222 "I" (MAD_F_SCALEBITS), "I" (32 - MAD_F_SCALEBITS) \
223 : "cc"); \
224 __result; \
225 })
211# else 226# else
212# define mad_f_scale64(hi, lo) \ 227# define mad_f_scale64(hi, lo) \
213 ({ mad_fixed_t __result; \ 228 ({ mad_fixed_t __result; \
214 asm ("shrdl %3,%2,%1" \ 229 asm ("shrdl %3,%2,%1" \
215 : "=rm" (__result) \ 230 : "=rm" (__result) \
216 : "0" (lo), "r" (hi), "I" (MAD_F_SCALEBITS) \ 231 : "0" (lo), "r" (hi), "I" (MAD_F_SCALEBITS) \
217 : "cc"); \ 232 : "cc"); \
218 __result; \ 233 __result; \
219 }) 234 })
220# endif /* OPT_ACCURACY */ 235# endif /* OPT_ACCURACY */
221 236
222# define MAD_F_SCALEBITS MAD_F_FRACBITS 237# define MAD_F_SCALEBITS MAD_F_FRACBITS
223# endif 238# endif
224 239
225/* --- ARM ----------------------------------------------------------------- */ 240/* --- ARM ----------------------------------------------------------------- */
226 241
227# elif defined(FPM_ARM) 242# elif defined(FPM_ARM)
228 243
229/* 244/*
230 * This ARM V4 version is as accurate as FPM_64BIT but much faster. The 245 * This ARM V4 version is as accurate as FPM_64BIT but much faster. The
231 * least significant bit is properly rounded at no CPU cycle cost! 246 * least significant bit is properly rounded at no CPU cycle cost!
232 */ 247 */
233# if 1 248# if 1
234/* 249/*
235 * There's a bug somewhere, possibly in the compiler, that sometimes makes 250 * This is faster than the default implementation via MAD_F_MLX() and
236 * this necessary instead of the default implementation via MAD_F_MLX and 251 * mad_f_scale64().
237 * mad_f_scale64. It may be related to the use (or lack) of
238 * -finline-functions and/or -fstrength-reduce.
239 *
240 * This is also apparently faster than MAD_F_MLX/mad_f_scale64.
241 */ 252 */
242# define mad_f_mul(x, y) \ 253# define mad_f_mul(x, y) \
243 ({ mad_fixed64hi_t __hi; \ 254 ({ mad_fixed64hi_t __hi; \
244 mad_fixed64lo_t __lo; \ 255 mad_fixed64lo_t __lo; \
245 mad_fixed_t __result; \ 256 mad_fixed_t __result; \
246 asm ("smull%0, %1, %3, %4\n\t" \ 257 asm ("smull%0, %1, %3, %4\n\t" \
247 "movs%0, %0, lsr %5\n\t" \ 258 "movs%0, %0, lsr %5\n\t" \
248 "adc%2, %0, %1, lsl %6" \ 259 "adc%2, %0, %1, lsl %6" \
249 : "=&r" (__lo), "=&r" (__hi), "=r" (__result) \ 260 : "=&r" (__lo), "=&r" (__hi), "=r" (__result) \
250 : "%r" (x), "r" (y), \ 261 : "%r" (x), "r" (y), \
251 "M" (MAD_F_SCALEBITS), "M" (32 - MAD_F_SCALEBITS) \ 262 "M" (MAD_F_SCALEBITS), "M" (32 - MAD_F_SCALEBITS) \
252 : "cc"); \ 263 : "cc"); \
253 __result; \ 264 __result; \
254 }) 265 })
255# endif 266# endif
256 267
257# define MAD_F_MLX(hi, lo, x, y) \ 268# define MAD_F_MLX(hi, lo, x, y) \
258 asm ("smull%0, %1, %2, %3" \ 269 asm ("smull%0, %1, %2, %3" \
259 : "=&r" (lo), "=&r" (hi) \ 270 : "=&r" (lo), "=&r" (hi) \
260 : "%r" (x), "r" (y)) 271 : "%r" (x), "r" (y))
261 272
262# define MAD_F_MLA(hi, lo, x, y) \ 273# define MAD_F_MLA(hi, lo, x, y) \
263 asm ("smlal%0, %1, %2, %3" \ 274 asm ("smlal%0, %1, %2, %3" \
264 : "+r" (lo), "+r" (hi) \ 275 : "+r" (lo), "+r" (hi) \
265 : "%r" (x), "r" (y)) 276 : "%r" (x), "r" (y))
266 277
267# define MAD_F_MLN(hi, lo) \ 278# define MAD_F_MLN(hi, lo) \
268 asm ("rsbs%0, %2, #0\n\t" \ 279 asm ("rsbs%0, %2, #0\n\t" \
269 "rsc%1, %3, #0" \ 280 "rsc%1, %3, #0" \
270 : "=r" (lo), "=r" (hi) \ 281 : "=r" (lo), "=r" (hi) \
271 : "0" (lo), "1" (hi) \ 282 : "0" (lo), "1" (hi) \
272 : "cc") 283 : "cc")
273 284
274# define mad_f_scale64(hi, lo) \ 285# define mad_f_scale64(hi, lo) \
275 ({ mad_fixed_t __result; \ 286 ({ mad_fixed_t __result; \
276 asm ("movs%0, %1, lsr %3\n\t" \ 287 asm ("movs%0, %1, lsr %3\n\t" \
277 "adc%0, %0, %2, lsl %4" \ 288 "adc%0, %0, %2, lsl %4" \
278 : "=r" (__result) \ 289 : "=&r" (__result) \
279 : "r" (lo), "r" (hi), \ 290 : "r" (lo), "r" (hi), \
280 "M" (MAD_F_SCALEBITS), "M" (32 - MAD_F_SCALEBITS) \ 291 "M" (MAD_F_SCALEBITS), "M" (32 - MAD_F_SCALEBITS) \
281 : "cc"); \ 292 : "cc"); \
282 __result; \ 293 __result; \
283 }) 294 })
284 295
285# define MAD_F_SCALEBITS MAD_F_FRACBITS 296# define MAD_F_SCALEBITS MAD_F_FRACBITS
286 297
287/* --- MIPS ---------------------------------------------------------------- */ 298/* --- MIPS ---------------------------------------------------------------- */
288 299
289# elif defined(FPM_MIPS) 300# elif defined(FPM_MIPS)
290 301
291/* 302/*
292 * This MIPS version is fast and accurate; the disposition of the least 303 * This MIPS version is fast and accurate; the disposition of the least
293 * significant bit depends on OPT_ACCURACY via mad_f_scale64(). 304 * significant bit depends on OPT_ACCURACY via mad_f_scale64().
294 */ 305 */
295# define MAD_F_MLX(hi, lo, x, y) \ 306# define MAD_F_MLX(hi, lo, x, y) \
296 asm ("mult%2,%3" \ 307 asm ("mult%2,%3" \
297 : "=l" (lo), "=h" (hi) \ 308 : "=l" (lo), "=h" (hi) \
298 : "%r" (x), "r" (y)) 309 : "%r" (x), "r" (y))
299 310
300# if defined(HAVE_MADD_ASM) 311# if defined(HAVE_MADD_ASM)
301# define MAD_F_MLA(hi, lo, x, y) \ 312# define MAD_F_MLA(hi, lo, x, y) \
302 asm ("madd%2,%3" \ 313 asm ("madd%2,%3" \
303 : "+l" (lo), "+h" (hi) \ 314 : "+l" (lo), "+h" (hi) \
304 : "%r" (x), "r" (y)) 315 : "%r" (x), "r" (y))
305# elif defined(HAVE_MADD16_ASM) 316# elif defined(HAVE_MADD16_ASM)
306/* 317/*
307 * This loses significant accuracy due to the 16-bit integer limit in the 318 * This loses significant accuracy due to the 16-bit integer limit in the
308 * multiply/accumulate instruction. 319 * multiply/accumulate instruction.
309 */ 320 */
310# define MAD_F_ML0(hi, lo, x, y) \ 321# define MAD_F_ML0(hi, lo, x, y) \
311 asm ("mult%2,%3" \ 322 asm ("mult%2,%3" \
312 : "=l" (lo), "=h" (hi) \ 323 : "=l" (lo), "=h" (hi) \
313 : "%r" ((x) >> 12), "r" ((y) >> 16)) 324 : "%r" ((x) >> 12), "r" ((y) >> 16))
314# define MAD_F_MLA(hi, lo, x, y) \ 325# define MAD_F_MLA(hi, lo, x, y) \
315 asm ("madd16%2,%3" \ 326 asm ("madd16%2,%3" \
316 : "+l" (lo), "+h" (hi) \ 327 : "+l" (lo), "+h" (hi) \
317 : "%r" ((x) >> 12), "r" ((y) >> 16)) 328 : "%r" ((x) >> 12), "r" ((y) >> 16))
318# define MAD_F_MLZ(hi, lo) ((mad_fixed_t) (lo)) 329# define MAD_F_MLZ(hi, lo) ((mad_fixed_t) (lo))
319# endif 330# endif
320 331
321# if defined(OPT_SPEED) 332# if defined(OPT_SPEED)
322# define mad_f_scale64(hi, lo) \ 333# define mad_f_scale64(hi, lo) \
323 ((mad_fixed_t) ((hi) << (32 - MAD_F_SCALEBITS))) 334 ((mad_fixed_t) ((hi) << (32 - MAD_F_SCALEBITS)))
324# define MAD_F_SCALEBITS MAD_F_FRACBITS 335# define MAD_F_SCALEBITS MAD_F_FRACBITS
325# endif 336# endif
326 337
327/* --- SPARC --------------------------------------------------------------- */ 338/* --- SPARC --------------------------------------------------------------- */
328 339
329# elif defined(FPM_SPARC) 340# elif defined(FPM_SPARC)
330 341
331/* 342/*
332 * This SPARC V8 version is fast and accurate; the disposition of the least 343 * This SPARC V8 version is fast and accurate; the disposition of the least
333 * significant bit depends on OPT_ACCURACY via mad_f_scale64(). 344 * significant bit depends on OPT_ACCURACY via mad_f_scale64().
334 */ 345 */
335# define MAD_F_MLX(hi, lo, x, y) \ 346# define MAD_F_MLX(hi, lo, x, y) \
336 asm ("smul %2, %3, %0\n\t" \ 347 asm ("smul %2, %3, %0\n\t" \
337 "rd %%y, %1" \ 348 "rd %%y, %1" \
338 : "=r" (lo), "=r" (hi) \ 349 : "=r" (lo), "=r" (hi) \
339 : "%r" (x), "rI" (y)) 350 : "%r" (x), "rI" (y))
340 351
341/* --- PowerPC ------------------------------------------------------------- */ 352/* --- PowerPC ------------------------------------------------------------- */
342 353
343# elif defined(FPM_PPC) 354# elif defined(FPM_PPC)
344 355
345/* 356/*
346 * This PowerPC version is tuned for the 4xx embedded processors. It is 357 * This PowerPC version is fast and accurate; the disposition of the least
347 * effectively a tuned version of FPM_64BIT. It is a little faster and just 358 * significant bit depends on OPT_ACCURACY via mad_f_scale64().
348 * as accurate. The disposition of the least significant bit depends on
349 * OPT_ACCURACY via mad_f_scale64().
350 */ 359 */
351# define MAD_F_MLX(hi, lo, x, y) \ 360# define MAD_F_MLX(hi, lo, x, y) \
352 asm ("mulhw %1, %2, %3\n\t" \ 361 do { \
353 "mullw %0, %2, %3" \ 362 asm ("mullw %0,%1,%2" \
354 : "=&r" (lo), "=&r" (hi) \ 363 : "=r" (lo) \
355 : "%r" (x), "r" (y)) 364 : "%r" (x), "r" (y)); \
365 asm ("mulhw %0,%1,%2" \
366 : "=r" (hi) \
367 : "%r" (x), "r" (y)); \
368 } \
369 while (0)
356 370
357# define MAD_F_MLA(hi, lo, x, y) \ 371# if defined(OPT_ACCURACY)
372/*
373 * This gives best accuracy but is not very fast.
374 */
375# define MAD_F_MLA(hi, lo, x, y) \
358 ({ mad_fixed64hi_t __hi; \ 376 ({ mad_fixed64hi_t __hi; \
359 mad_fixed64lo_t __lo; \ 377 mad_fixed64lo_t __lo; \
360 MAD_F_MLX(__hi, __lo, (x), (y)); \ 378 MAD_F_MLX(__hi, __lo, (x), (y)); \
361 asm ("addc %0, %2, %3\n\t" \ 379 asm ("addc %0,%2,%3\n\t" \
362 "adde %1, %4, %5" \ 380 "adde %1,%4,%5" \
363 : "=r" (lo), "=r" (hi) \ 381 : "=r" (lo), "=r" (hi) \
364 : "%r" (__lo), "0" (lo), "%r" (__hi), "1" (hi)); \ 382 : "%r" (lo), "r" (__lo), \
383 "%r" (hi), "r" (__hi) \
384 : "xer"); \
365 }) 385 })
386# endif
366 387
367# if defined(OPT_ACCURACY) 388# if defined(OPT_ACCURACY)
368/* 389/*
369 * This is accurate and ~2 - 2.5 times slower than the unrounded version. 390 * This is slower than the truncating version below it.
370 *
371 * The __volatile__ improves the generated code by another 5% (fewer spills
372 * to memory); eventually they should be removed.
373 */ 391 */
374# define mad_f_scale64(hi, lo) \ 392# define mad_f_scale64(hi, lo) \
375 ({ mad_fixed_t __result; \ 393 ({ mad_fixed_t __result, __round; \
376 mad_fixed64hi_t __hi_; \ 394 asm ("rotrwi %0,%1,%2" \
377 mad_fixed64lo_t __lo_; \ 395 : "=r" (__result) \
378 asm __volatile__ ("addc %0, %2, %4\n\t" \ 396 : "r" (lo), "i" (MAD_F_SCALEBITS)); \
379 "addze %1, %3" \ 397 asm ("extrwi %0,%1,1,0" \
380 : "=r" (__lo_), "=r" (__hi_) \ 398 : "=r" (__round) \
381 : "r" (lo), "r" (hi), "r" (1 << (MAD_F_SCALEBITS - 1))); \ 399 : "r" (__result)); \
382 asm __volatile__ ("rlwinm %0, %2,32-%3,0,%3-1\n\t" \ 400 asm ("insrwi %0,%1,%2,0" \
383 "rlwimi %0, %1,32-%3,%3,31" \ 401 : "+r" (__result) \
384 : "=&r" (__result) \ 402 : "r" (hi), "i" (MAD_F_SCALEBITS)); \
385 : "r" (__lo_), "r" (__hi_), "I" (MAD_F_SCALEBITS)); \ 403 asm ("add %0,%1,%2" \
386 __result; \ 404 : "=r" (__result) \
405 : "%r" (__result), "r" (__round)); \
406 __result; \
387 }) 407 })
388# else 408# else
389# define mad_f_scale64(hi, lo) \ 409# define mad_f_scale64(hi, lo) \
390 ({ mad_fixed_t __result; \ 410 ({ mad_fixed_t __result; \
391 asm ("rlwinm %0, %2,32-%3,0,%3-1\n\t" \ 411 asm ("rotrwi %0,%1,%2" \
392 "rlwimi %0, %1,32-%3,%3,31" \
393 : "=r" (__result) \ 412 : "=r" (__result) \
394 : "r" (lo), "r" (hi), "I" (MAD_F_SCALEBITS)); \ 413 : "r" (lo), "i" (MAD_F_SCALEBITS)); \
395 __result; \ 414 asm ("insrwi %0,%1,%2,0" \
415 : "+r" (__result) \
416 : "r" (hi), "i" (MAD_F_SCALEBITS)); \
417 __result; \
396 }) 418 })
397# endif /* OPT_ACCURACY */ 419# endif
398 420
399# define MAD_F_SCALEBITS MAD_F_FRACBITS 421# define MAD_F_SCALEBITS MAD_F_FRACBITS
400 422
401/* --- Default ------------------------------------------------------------- */ 423/* --- Default ------------------------------------------------------------- */
402 424
403# elif defined(FPM_DEFAULT) 425# elif defined(FPM_DEFAULT)
404 426
405/* 427/*
406 * This version is the most portable but it loses significant accuracy. 428 * This version is the most portable but it loses significant accuracy.
407 * Furthermore, accuracy is biased against the second argument, so care 429 * Furthermore, accuracy is biased against the second argument, so care
408 * should be taken when ordering operands. 430 * should be taken when ordering operands.
409 * 431 *
410 * The scale factors are constant as this is not used with SSO. 432 * The scale factors are constant as this is not used with SSO.
411 * 433 *
412 * Pre-rounding is required to stay within the limits of compliance. 434 * Pre-rounding is required to stay within the limits of compliance.
413 */ 435 */
414# if defined(OPT_SPEED) 436# if defined(OPT_SPEED)
415 # define mad_f_mul(x, y)(((x) >> 12) * ((y) >> 16)) 437 # define mad_f_mul(x, y)(((x) >> 12) * ((y) >> 16))
416# else 438# else
417 # define mad_f_mul(x, y)((((x) + (1L << 11)) >> 12) * \ 439 # define mad_f_mul(x, y)((((x) + (1L << 11)) >> 12) * \
418 (((y) + (1L << 15)) >> 16)) 440 (((y) + (1L << 15)) >> 16))
419# endif 441# endif
420 442
421/* ------------------------------------------------------------------------- */ 443/* ------------------------------------------------------------------------- */
422 444
423# else 445# else
424# error "no FPM selected" 446# error "no FPM selected"
425# endif 447# endif
426 448
427/* default implementations */ 449/* default implementations */
428 450
429# if !defined(mad_f_mul) 451# if !defined(mad_f_mul)
430# define mad_f_mul(x, y) \ 452# define mad_f_mul(x, y) \
431 ({ mad_fixed64hi_t __hi; \ 453 ({ register mad_fixed64hi_t __hi; \
432 mad_fixed64lo_t __lo; \ 454 register mad_fixed64lo_t __lo; \
433 MAD_F_MLX(__hi, __lo, (x), (y)); \ 455 MAD_F_MLX(__hi, __lo, (x), (y)); \
434 mad_f_scale64(__hi, __lo); \ 456 mad_f_scale64(__hi, __lo); \
435 }) 457 })
436# endif 458# endif
437 459
438# if !defined(MAD_F_MLA) 460# if !defined(MAD_F_MLA)
439 # define MAD_F_ML0(hi, lo, x, y)((lo) = mad_f_mul((x), (y))) 461 # define MAD_F_ML0(hi, lo, x, y)((lo) = mad_f_mul((x), (y)))
440 # define MAD_F_MLA(hi, lo, x, y)((lo) += mad_f_mul((x), (y))) 462 # define MAD_F_MLA(hi, lo, x, y)((lo) += mad_f_mul((x), (y)))
441 # define MAD_F_MLN(hi, lo) ((lo) = -(lo)) 463 # define MAD_F_MLN(hi, lo) ((lo) = -(lo))
442 # define MAD_F_MLZ(hi, lo) ((void) (hi), (mad_fixed_t) (lo)) 464 # define MAD_F_MLZ(hi, lo) ((void) (hi), (mad_fixed_t) (lo))
443# endif 465# endif
444 466
445# if !defined(MAD_F_ML0) 467# if !defined(MAD_F_ML0)
446 # define MAD_F_ML0(hi, lo, x, y)MAD_F_MLX((hi), (lo), (x), (y)) 468 # define MAD_F_ML0(hi, lo, x, y)MAD_F_MLX((hi), (lo), (x), (y))
447# endif 469# endif
448 470
449# if !defined(MAD_F_MLN) 471# if !defined(MAD_F_MLN)
450 # define MAD_F_MLN(hi, lo) ((hi) = ((lo) = -(lo)) ? ~(hi) : -(hi)) 472 # define MAD_F_MLN(hi, lo) ((hi) = ((lo) = -(lo)) ? ~(hi) : -(hi))
451# endif 473# endif
452 474
453# if !defined(MAD_F_MLZ) 475# if !defined(MAD_F_MLZ)
454 # define MAD_F_MLZ(hi, lo) mad_f_scale64((hi), (lo)) 476 # define MAD_F_MLZ(hi, lo) mad_f_scale64((hi), (lo))
455# endif 477# endif
456 478
457# if !defined(mad_f_scale64) 479# if !defined(mad_f_scale64)
458# if defined(OPT_ACCURACY) 480# if defined(OPT_ACCURACY)
459# define mad_f_scale64(hi, lo) \ 481# define mad_f_scale64(hi, lo) \
460 ((((mad_fixed_t) \ 482 ((((mad_fixed_t) \
461 (((hi) << (32 - (MAD_F_SCALEBITS - 1))) | \ 483 (((hi) << (32 - (MAD_F_SCALEBITS - 1))) | \
462 ((lo) >> (MAD_F_SCALEBITS - 1)))) + 1) >> 1) 484 ((lo) >> (MAD_F_SCALEBITS - 1)))) + 1) >> 1)
463# else 485# else
464# define mad_f_scale64(hi, lo) \ 486# define mad_f_scale64(hi, lo) \
465 ((mad_fixed_t) \ 487 ((mad_fixed_t) \
466 (((hi) << (32 - MAD_F_SCALEBITS)) | \ 488 (((hi) << (32 - MAD_F_SCALEBITS)) | \
467 ((lo) >> MAD_F_SCALEBITS))) 489 ((lo) >> MAD_F_SCALEBITS)))
468# endif 490# endif
469# define MAD_F_SCALEBITS MAD_F_FRACBITS 491# define MAD_F_SCALEBITS MAD_F_FRACBITS
470# endif 492# endif
471 493
472/* miscellaneous C routines */ 494/* C routines */
473 495
474mad_fixed_t mad_f_abs(mad_fixed_t); 496mad_fixed_t mad_f_abs(mad_fixed_t);
497mad_fixed_t mad_f_div(mad_fixed_t, mad_fixed_t);
475 498
476# endif 499# endif
diff --git a/core/multimedia/opieplayer/libmad/frame.c b/core/multimedia/opieplayer/libmad/frame.c
index bf15e7f..3aacb56 100644
--- a/core/multimedia/opieplayer/libmad/frame.c
+++ b/core/multimedia/opieplayer/libmad/frame.c
@@ -1,99 +1,99 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifdef HAVE_CONFIG_H 22# ifdef HAVE_CONFIG_H
23# include "libmad_config.h" 23# include "libmad_config.h"
24# endif 24# endif
25 25
26# include "libmad_global.h" 26# include "libmad_global.h"
27 27
28# include <stdlib.h> 28# include <stdlib.h>
29 29
30# include "bit.h" 30# include "bit.h"
31# include "stream.h" 31# include "stream.h"
32# include "frame.h" 32# include "frame.h"
33# include "timer.h" 33# include "timer.h"
34# include "layer12.h" 34# include "layer12.h"
35# include "layer3.h" 35# include "layer3.h"
36 36
37static 37static
38unsigned long const bitrate_table[5][15] = { 38unsigned long const bitrate_table[5][15] = {
39 /* MPEG-1 */ 39 /* MPEG-1 */
40 { 0, 32000, 64000, 96000, 128000, 160000, 192000, 224000, /* Layer I */ 40 { 0, 32000, 64000, 96000, 128000, 160000, 192000, 224000, /* Layer I */
41 256000, 288000, 320000, 352000, 384000, 416000, 448000 }, 41 256000, 288000, 320000, 352000, 384000, 416000, 448000 },
42 { 0, 32000, 48000, 56000, 64000, 80000, 96000, 112000, /* Layer II */ 42 { 0, 32000, 48000, 56000, 64000, 80000, 96000, 112000, /* Layer II */
43 128000, 160000, 192000, 224000, 256000, 320000, 384000 }, 43 128000, 160000, 192000, 224000, 256000, 320000, 384000 },
44 { 0, 32000, 40000, 48000, 56000, 64000, 80000, 96000, /* Layer III */ 44 { 0, 32000, 40000, 48000, 56000, 64000, 80000, 96000, /* Layer III */
45 112000, 128000, 160000, 192000, 224000, 256000, 320000 }, 45 112000, 128000, 160000, 192000, 224000, 256000, 320000 },
46 46
47 /* MPEG-2 LSF */ 47 /* MPEG-2 LSF */
48 { 0, 32000, 48000, 56000, 64000, 80000, 96000, 112000, /* Layer I */ 48 { 0, 32000, 48000, 56000, 64000, 80000, 96000, 112000, /* Layer I */
49 128000, 144000, 160000, 176000, 192000, 224000, 256000 }, 49 128000, 144000, 160000, 176000, 192000, 224000, 256000 },
50 { 0, 8000, 16000, 24000, 32000, 40000, 48000, 56000, /* Layers */ 50 { 0, 8000, 16000, 24000, 32000, 40000, 48000, 56000, /* Layers */
51 64000, 80000, 96000, 112000, 128000, 144000, 160000 } /* II & III */ 51 64000, 80000, 96000, 112000, 128000, 144000, 160000 } /* II & III */
52}; 52};
53 53
54static 54static
55unsigned int const samplerate_table[3] = { 44100, 48000, 32000 }; 55unsigned int const samplerate_table[3] = { 44100, 48000, 32000 };
56 56
57static 57static
58int (*const decoder_table[3])(struct mad_stream *, struct mad_frame *) = { 58int (*const decoder_table[3])(struct mad_stream *, struct mad_frame *) = {
59 mad_layer_I, 59 mad_layer_I,
60 mad_layer_II, 60 mad_layer_II,
61 mad_layer_III 61 mad_layer_III
62}; 62};
63 63
64/* 64/*
65 * NAME:header->init() 65 * NAME:header->init()
66 * DESCRIPTION:initialize header struct 66 * DESCRIPTION:initialize header struct
67 */ 67 */
68void mad_header_init(struct mad_header *header) 68void mad_header_init(struct mad_header *header)
69{ 69{
70 header->layer = 0; 70 header->layer = 0;
71 header->mode = 0; 71 header->mode = 0;
72 header->mode_extension = 0; 72 header->mode_extension = 0;
73 header->emphasis = 0; 73 header->emphasis = 0;
74 74
75 header->bitrate = 0; 75 header->bitrate = 0;
76 header->samplerate = 0; 76 header->samplerate = 0;
77 77
78 header->crc_check = 0; 78 header->crc_check = 0;
79 header->crc_target = 0; 79 header->crc_target = 0;
80 80
81 header->flags = 0; 81 header->flags = 0;
82 header->private_bits = 0; 82 header->private_bits = 0;
83 83
84 header->duration = mad_timer_zero; 84 header->duration = mad_timer_zero;
85} 85}
86 86
87/* 87/*
88 * NAME:frame->init() 88 * NAME:frame->init()
89 * DESCRIPTION:initialize frame struct 89 * DESCRIPTION:initialize frame struct
90 */ 90 */
91void mad_frame_init(struct mad_frame *frame) 91void mad_frame_init(struct mad_frame *frame)
92{ 92{
93 mad_header_init(&frame->header); 93 mad_header_init(&frame->header);
94 94
95 frame->options = 0; 95 frame->options = 0;
96 96
97 frame->overlap = 0; 97 frame->overlap = 0;
98 mad_frame_mute(frame); 98 mad_frame_mute(frame);
99} 99}
@@ -117,356 +117,360 @@ void mad_frame_finish(struct mad_frame *frame)
117 * DESCRIPTION:read header data and following CRC word 117 * DESCRIPTION:read header data and following CRC word
118 */ 118 */
119static 119static
120int decode_header(struct mad_header *header, struct mad_stream *stream) 120int decode_header(struct mad_header *header, struct mad_stream *stream)
121{ 121{
122 unsigned int index; 122 unsigned int index;
123 123
124 header->flags = 0; 124 header->flags = 0;
125 header->private_bits = 0; 125 header->private_bits = 0;
126 126
127 /* header() */ 127 /* header() */
128 128
129 /* syncword */ 129 /* syncword */
130 mad_bit_skip(&stream->ptr, 11); 130 mad_bit_skip(&stream->ptr, 11);
131 131
132 /* MPEG 2.5 indicator (really part of syncword) */ 132 /* MPEG 2.5 indicator (really part of syncword) */
133 if (mad_bit_read(&stream->ptr, 1) == 0) 133 if (mad_bit_read(&stream->ptr, 1) == 0)
134 header->flags |= MAD_FLAG_MPEG_2_5_EXT; 134 header->flags |= MAD_FLAG_MPEG_2_5_EXT;
135 135
136 /* ID */ 136 /* ID */
137 if (mad_bit_read(&stream->ptr, 1) == 0) 137 if (mad_bit_read(&stream->ptr, 1) == 0)
138 header->flags |= MAD_FLAG_LSF_EXT; 138 header->flags |= MAD_FLAG_LSF_EXT;
139 else if (header->flags & MAD_FLAG_MPEG_2_5_EXT) { 139 else if (header->flags & MAD_FLAG_MPEG_2_5_EXT) {
140 stream->error = MAD_ERROR_LOSTSYNC; 140 stream->error = MAD_ERROR_LOSTSYNC;
141 return -1; 141 return -1;
142 } 142 }
143 143
144 /* layer */ 144 /* layer */
145 header->layer = 4 - mad_bit_read(&stream->ptr, 2); 145 header->layer = 4 - mad_bit_read(&stream->ptr, 2);
146 146
147 if (header->layer == 4) { 147 if (header->layer == 4) {
148 stream->error = MAD_ERROR_BADLAYER; 148 stream->error = MAD_ERROR_BADLAYER;
149 return -1; 149 return -1;
150 } 150 }
151 151
152 /* protection_bit */ 152 /* protection_bit */
153 if (mad_bit_read(&stream->ptr, 1) == 0) { 153 if (mad_bit_read(&stream->ptr, 1) == 0) {
154 header->flags |= MAD_FLAG_PROTECTION; 154 header->flags |= MAD_FLAG_PROTECTION;
155 header->crc_check = mad_bit_crc(stream->ptr, 16, 0xffff); 155 header->crc_check = mad_bit_crc(stream->ptr, 16, 0xffff);
156 } 156 }
157 157
158 /* bitrate_index */ 158 /* bitrate_index */
159 index = mad_bit_read(&stream->ptr, 4); 159 index = mad_bit_read(&stream->ptr, 4);
160 160
161 if (index == 15) { 161 if (index == 15) {
162 stream->error = MAD_ERROR_BADBITRATE; 162 stream->error = MAD_ERROR_BADBITRATE;
163 return -1; 163 return -1;
164 } 164 }
165 165
166 if (header->flags & MAD_FLAG_LSF_EXT) 166 if (header->flags & MAD_FLAG_LSF_EXT)
167 header->bitrate = bitrate_table[3 + (header->layer >> 1)][index]; 167 header->bitrate = bitrate_table[3 + (header->layer >> 1)][index];
168 else 168 else
169 header->bitrate = bitrate_table[header->layer - 1][index]; 169 header->bitrate = bitrate_table[header->layer - 1][index];
170 170
171 /* sampling_frequency */ 171 /* sampling_frequency */
172 index = mad_bit_read(&stream->ptr, 2); 172 index = mad_bit_read(&stream->ptr, 2);
173 173
174 if (index == 3) { 174 if (index == 3) {
175 stream->error = MAD_ERROR_BADSAMPLERATE; 175 stream->error = MAD_ERROR_BADSAMPLERATE;
176 return -1; 176 return -1;
177 } 177 }
178 178
179 header->samplerate = samplerate_table[index]; 179 header->samplerate = samplerate_table[index];
180 180
181 if (header->flags & MAD_FLAG_LSF_EXT) { 181 if (header->flags & MAD_FLAG_LSF_EXT) {
182 header->samplerate /= 2; 182 header->samplerate /= 2;
183 183
184 if (header->flags & MAD_FLAG_MPEG_2_5_EXT) 184 if (header->flags & MAD_FLAG_MPEG_2_5_EXT)
185 header->samplerate /= 2; 185 header->samplerate /= 2;
186 } 186 }
187 187
188 /* padding_bit */ 188 /* padding_bit */
189 if (mad_bit_read(&stream->ptr, 1)) 189 if (mad_bit_read(&stream->ptr, 1))
190 header->flags |= MAD_FLAG_PADDING; 190 header->flags |= MAD_FLAG_PADDING;
191 191
192 /* private_bit */ 192 /* private_bit */
193 if (mad_bit_read(&stream->ptr, 1)) 193 if (mad_bit_read(&stream->ptr, 1))
194 header->private_bits |= MAD_PRIVATE_HEADER; 194 header->private_bits |= MAD_PRIVATE_HEADER;
195 195
196 /* mode */ 196 /* mode */
197 header->mode = 3 - mad_bit_read(&stream->ptr, 2); 197 header->mode = 3 - mad_bit_read(&stream->ptr, 2);
198 198
199 /* mode_extension */ 199 /* mode_extension */
200 header->mode_extension = mad_bit_read(&stream->ptr, 2); 200 header->mode_extension = mad_bit_read(&stream->ptr, 2);
201 201
202 /* copyright */ 202 /* copyright */
203 if (mad_bit_read(&stream->ptr, 1)) 203 if (mad_bit_read(&stream->ptr, 1))
204 header->flags |= MAD_FLAG_COPYRIGHT; 204 header->flags |= MAD_FLAG_COPYRIGHT;
205 205
206 /* original/copy */ 206 /* original/copy */
207 if (mad_bit_read(&stream->ptr, 1)) 207 if (mad_bit_read(&stream->ptr, 1))
208 header->flags |= MAD_FLAG_ORIGINAL; 208 header->flags |= MAD_FLAG_ORIGINAL;
209 209
210 /* emphasis */ 210 /* emphasis */
211 header->emphasis = mad_bit_read(&stream->ptr, 2); 211 header->emphasis = mad_bit_read(&stream->ptr, 2);
212 212
213 if (header->emphasis == 2) { 213# if defined(OPT_STRICT)
214 /*
215 * ISO/IEC 11172-3 says this is a reserved emphasis value, but
216 * streams exist which use it anyway. Since the value is not important
217 * to the decoder proper, we allow it unless OPT_STRICT is defined.
218 */
219 if (header->emphasis == MAD_EMPHASIS_RESERVED) {
214 stream->error = MAD_ERROR_BADEMPHASIS; 220 stream->error = MAD_ERROR_BADEMPHASIS;
215 return -1; 221 return -1;
216 } 222 }
223# endif
217 224
218 /* error_check() */ 225 /* error_check() */
219 226
220 /* crc_check */ 227 /* crc_check */
221 if (header->flags & MAD_FLAG_PROTECTION) 228 if (header->flags & MAD_FLAG_PROTECTION)
222 header->crc_target = mad_bit_read(&stream->ptr, 16); 229 header->crc_target = mad_bit_read(&stream->ptr, 16);
223 230
224 return 0; 231 return 0;
225} 232}
226 233
227/* 234/*
228 * NAME:free_bitrate() 235 * NAME:free_bitrate()
229 * DESCRIPTION:attempt to discover the bitstream's free bitrate 236 * DESCRIPTION:attempt to discover the bitstream's free bitrate
230 */ 237 */
231static 238static
232int free_bitrate(struct mad_stream *stream, struct mad_header const *header) 239int free_bitrate(struct mad_stream *stream, struct mad_header const *header)
233{ 240{
234 struct mad_bitptr keep_ptr; 241 struct mad_bitptr keep_ptr;
235 unsigned long rate = 0; 242 unsigned long rate = 0;
236 unsigned int pad_slot, slots_per_frame; 243 unsigned int pad_slot, slots_per_frame;
237 unsigned char const *ptr = 0; 244 unsigned char const *ptr = 0;
238 245
239 keep_ptr = stream->ptr; 246 keep_ptr = stream->ptr;
240 247
241 pad_slot = (header->flags & MAD_FLAG_PADDING) ? 1 : 0; 248 pad_slot = (header->flags & MAD_FLAG_PADDING) ? 1 : 0;
242 slots_per_frame = (header->layer == MAD_LAYER_III && 249 slots_per_frame = (header->layer == MAD_LAYER_III &&
243 (header->flags & MAD_FLAG_LSF_EXT)) ? 72 : 144; 250 (header->flags & MAD_FLAG_LSF_EXT)) ? 72 : 144;
244 251
245 while (mad_stream_sync(stream) == 0) { 252 while (mad_stream_sync(stream) == 0) {
246 struct mad_stream peek_stream; 253 struct mad_stream peek_stream;
247 struct mad_header peek_header; 254 struct mad_header peek_header;
248 255
249 peek_stream = *stream; 256 peek_stream = *stream;
250 peek_header = *header; 257 peek_header = *header;
251 258
252 if (decode_header(&peek_header, &peek_stream) == 0 && 259 if (decode_header(&peek_header, &peek_stream) == 0 &&
253 peek_header.layer == header->layer && 260 peek_header.layer == header->layer &&
254 peek_header.samplerate == header->samplerate) { 261 peek_header.samplerate == header->samplerate) {
255 unsigned int N; 262 unsigned int N;
256 263
257 ptr = mad_bit_nextbyte(&stream->ptr); 264 ptr = mad_bit_nextbyte(&stream->ptr);
258 265
259 N = ptr - stream->this_frame; 266 N = ptr - stream->this_frame;
260 267
261 if (header->layer == MAD_LAYER_I) { 268 if (header->layer == MAD_LAYER_I) {
262 rate = (unsigned long) header->samplerate * 269 rate = (unsigned long) header->samplerate *
263 (N - 4 * pad_slot + 4) / 48 / 1000; 270 (N - 4 * pad_slot + 4) / 48 / 1000;
264 } 271 }
265 else { 272 else {
266 rate = (unsigned long) header->samplerate * 273 rate = (unsigned long) header->samplerate *
267 (N - pad_slot + 1) / slots_per_frame / 1000; 274 (N - pad_slot + 1) / slots_per_frame / 1000;
268 } 275 }
269 276
270 if (rate >= 8) 277 if (rate >= 8)
271 break; 278 break;
272 } 279 }
273 280
274 mad_bit_skip(&stream->ptr, 8); 281 mad_bit_skip(&stream->ptr, 8);
275 } 282 }
276 283
277 stream->ptr = keep_ptr; 284 stream->ptr = keep_ptr;
278 285
279 if (rate < 8 || (header->layer == MAD_LAYER_III && rate > 640)) { 286 if (rate < 8 || (header->layer == MAD_LAYER_III && rate > 640)) {
280 stream->error = MAD_ERROR_LOSTSYNC; 287 stream->error = MAD_ERROR_LOSTSYNC;
281 return -1; 288 return -1;
282 } 289 }
283 290
284 stream->freerate = rate * 1000; 291 stream->freerate = rate * 1000;
285 292
286# if 0 && defined(DEBUG)
287 fprintf(stderr, "free bitrate == %lu\n", stream->freerate);
288# endif
289
290 return 0; 293 return 0;
291} 294}
292 295
293/* 296/*
294 * NAME:header->decode() 297 * NAME:header->decode()
295 * DESCRIPTION:read the next frame header from the stream 298 * DESCRIPTION:read the next frame header from the stream
296 */ 299 */
297int mad_header_decode(struct mad_header *header, struct mad_stream *stream) 300int mad_header_decode(struct mad_header *header, struct mad_stream *stream)
298{ 301{
299 register unsigned char const *ptr, *end; 302 register unsigned char const *ptr, *end;
300 unsigned int pad_slot, N; 303 unsigned int pad_slot, N;
301 304
302 ptr = stream->next_frame; 305 ptr = stream->next_frame;
303 end = stream->bufend; 306 end = stream->bufend;
304 307
305 if (ptr == 0) { 308 if (ptr == 0) {
306 stream->error = MAD_ERROR_BUFPTR; 309 stream->error = MAD_ERROR_BUFPTR;
307 goto fail; 310 goto fail;
308 } 311 }
309 312
310 /* stream skip */ 313 /* stream skip */
311 if (stream->skiplen) { 314 if (stream->skiplen) {
312 if (!stream->sync) 315 if (!stream->sync)
313 ptr = stream->this_frame; 316 ptr = stream->this_frame;
314 317
315 if (end - ptr < stream->skiplen) { 318 if (end - ptr < stream->skiplen) {
316 stream->skiplen -= end - ptr; 319 stream->skiplen -= end - ptr;
317 stream->next_frame = end; 320 stream->next_frame = end;
318 321
319 stream->error = MAD_ERROR_BUFLEN; 322 stream->error = MAD_ERROR_BUFLEN;
320 goto fail; 323 goto fail;
321 } 324 }
322 325
323 ptr += stream->skiplen; 326 ptr += stream->skiplen;
324 stream->skiplen = 0; 327 stream->skiplen = 0;
325 328
326 stream->sync = 1; 329 stream->sync = 1;
327 } 330 }
328 331
329 sync: 332 sync:
330 /* synchronize */ 333 /* synchronize */
331 if (stream->sync) { 334 if (stream->sync) {
332 if (end - ptr < MAD_BUFFER_GUARD) { 335 if (end - ptr < MAD_BUFFER_GUARD) {
333 stream->next_frame = ptr; 336 stream->next_frame = ptr;
334 337
335 stream->error = MAD_ERROR_BUFLEN; 338 stream->error = MAD_ERROR_BUFLEN;
336 goto fail; 339 goto fail;
337 } 340 }
338 else if (!(ptr[0] == 0xff && (ptr[1] & 0xe0) == 0xe0)) { 341 else if (!(ptr[0] == 0xff && (ptr[1] & 0xe0) == 0xe0)) {
339 /* mark point where frame sync word was expected */ 342 /* mark point where frame sync word was expected */
340 stream->this_frame = ptr; 343 stream->this_frame = ptr;
341 stream->next_frame = ptr + 1; 344 stream->next_frame = ptr + 1;
342 345
343 stream->error = MAD_ERROR_LOSTSYNC; 346 stream->error = MAD_ERROR_LOSTSYNC;
344 goto fail; 347 goto fail;
345 } 348 }
346 } 349 }
347 else { 350 else {
348 mad_bit_init(&stream->ptr, ptr); 351 mad_bit_init(&stream->ptr, ptr);
349 352
350 if (mad_stream_sync(stream) == -1) { 353 if (mad_stream_sync(stream) == -1) {
351 if (end - stream->next_frame >= MAD_BUFFER_GUARD) 354 if (end - stream->next_frame >= MAD_BUFFER_GUARD)
352 stream->next_frame = end - MAD_BUFFER_GUARD; 355 stream->next_frame = end - MAD_BUFFER_GUARD;
353 356
354 stream->error = MAD_ERROR_BUFLEN; 357 stream->error = MAD_ERROR_BUFLEN;
355 goto fail; 358 goto fail;
356 } 359 }
357 360
358 ptr = mad_bit_nextbyte(&stream->ptr); 361 ptr = mad_bit_nextbyte(&stream->ptr);
359 } 362 }
360 363
361 /* begin processing */ 364 /* begin processing */
362 stream->this_frame = ptr; 365 stream->this_frame = ptr;
363 stream->next_frame = ptr + 1; /* possibly bogus sync word */ 366 stream->next_frame = ptr + 1; /* possibly bogus sync word */
364 367
365 mad_bit_init(&stream->ptr, stream->this_frame); 368 mad_bit_init(&stream->ptr, stream->this_frame);
366 369
367 if (decode_header(header, stream) == -1) 370 if (decode_header(header, stream) == -1)
368 goto fail; 371 goto fail;
369 372
370 /* calculate frame duration */ 373 /* calculate frame duration */
371 mad_timer_set(&header->duration, 0, 374 mad_timer_set(&header->duration, 0,
372 32 * MAD_NSBSAMPLES(header), header->samplerate); 375 32 * MAD_NSBSAMPLES(header), header->samplerate);
373 376
374 /* calculate free bit rate */ 377 /* calculate free bit rate */
375 if (header->bitrate == 0) { 378 if (header->bitrate == 0) {
376 if ((stream->freerate == 0 || !stream->sync) && 379 if ((stream->freerate == 0 || !stream->sync ||
380 (header->layer == MAD_LAYER_III && stream->freerate > 640000)) &&
377 free_bitrate(stream, header) == -1) 381 free_bitrate(stream, header) == -1)
378 goto fail; 382 goto fail;
379 383
380 header->bitrate = stream->freerate; 384 header->bitrate = stream->freerate;
381 header->flags |= MAD_FLAG_FREEFORMAT; 385 header->flags |= MAD_FLAG_FREEFORMAT;
382 } 386 }
383 387
384 /* calculate beginning of next frame */ 388 /* calculate beginning of next frame */
385 pad_slot = (header->flags & MAD_FLAG_PADDING) ? 1 : 0; 389 pad_slot = (header->flags & MAD_FLAG_PADDING) ? 1 : 0;
386 390
387 if (header->layer == MAD_LAYER_I) 391 if (header->layer == MAD_LAYER_I)
388 N = ((12 * header->bitrate / header->samplerate) + pad_slot) * 4; 392 N = ((12 * header->bitrate / header->samplerate) + pad_slot) * 4;
389 else { 393 else {
390 unsigned int slots_per_frame; 394 unsigned int slots_per_frame;
391 395
392 slots_per_frame = (header->layer == MAD_LAYER_III && 396 slots_per_frame = (header->layer == MAD_LAYER_III &&
393 (header->flags & MAD_FLAG_LSF_EXT)) ? 72 : 144; 397 (header->flags & MAD_FLAG_LSF_EXT)) ? 72 : 144;
394 398
395 N = (slots_per_frame * header->bitrate / header->samplerate) + pad_slot; 399 N = (slots_per_frame * header->bitrate / header->samplerate) + pad_slot;
396 } 400 }
397 401
398 /* verify there is enough data left in buffer to decode this frame */ 402 /* verify there is enough data left in buffer to decode this frame */
399 if (N + MAD_BUFFER_GUARD > end - stream->this_frame) { 403 if (N + MAD_BUFFER_GUARD > end - stream->this_frame) {
400 stream->next_frame = stream->this_frame; 404 stream->next_frame = stream->this_frame;
401 405
402 stream->error = MAD_ERROR_BUFLEN; 406 stream->error = MAD_ERROR_BUFLEN;
403 goto fail; 407 goto fail;
404 } 408 }
405 409
406 stream->next_frame = stream->this_frame + N; 410 stream->next_frame = stream->this_frame + N;
407 411
408 if (!stream->sync) { 412 if (!stream->sync) {
409 /* check that a valid frame header follows this frame */ 413 /* check that a valid frame header follows this frame */
410 414
411 ptr = stream->next_frame; 415 ptr = stream->next_frame;
412 if (!(ptr[0] == 0xff && (ptr[1] & 0xe0) == 0xe0)) { 416 if (!(ptr[0] == 0xff && (ptr[1] & 0xe0) == 0xe0)) {
413 ptr = stream->next_frame = stream->this_frame + 1; 417 ptr = stream->next_frame = stream->this_frame + 1;
414 goto sync; 418 goto sync;
415 } 419 }
416 420
417 stream->sync = 1; 421 stream->sync = 1;
418 } 422 }
419 423
420 header->flags |= MAD_FLAG_INCOMPLETE; 424 header->flags |= MAD_FLAG_INCOMPLETE;
421 425
422 return 0; 426 return 0;
423 427
424 fail: 428 fail:
425 stream->sync = 0; 429 stream->sync = 0;
426 430
427 return -1; 431 return -1;
428} 432}
429 433
430/* 434/*
431 * NAME:frame->decode() 435 * NAME:frame->decode()
432 * DESCRIPTION:decode a single frame from a bitstream 436 * DESCRIPTION:decode a single frame from a bitstream
433 */ 437 */
434int mad_frame_decode(struct mad_frame *frame, struct mad_stream *stream) 438int mad_frame_decode(struct mad_frame *frame, struct mad_stream *stream)
435{ 439{
436 frame->options = stream->options; 440 frame->options = stream->options;
437 441
438 /* header() */ 442 /* header() */
439 /* error_check() */ 443 /* error_check() */
440 444
441 if (!(frame->header.flags & MAD_FLAG_INCOMPLETE) && 445 if (!(frame->header.flags & MAD_FLAG_INCOMPLETE) &&
442 mad_header_decode(&frame->header, stream) == -1) 446 mad_header_decode(&frame->header, stream) == -1)
443 goto fail; 447 goto fail;
444 448
445 /* audio_data() */ 449 /* audio_data() */
446 450
447 frame->header.flags &= ~MAD_FLAG_INCOMPLETE; 451 frame->header.flags &= ~MAD_FLAG_INCOMPLETE;
448 452
449 if (decoder_table[frame->header.layer - 1](stream, frame) == -1) { 453 if (decoder_table[frame->header.layer - 1](stream, frame) == -1) {
450 if (!MAD_RECOVERABLE(stream->error)) 454 if (!MAD_RECOVERABLE(stream->error))
451 stream->next_frame = stream->this_frame; 455 stream->next_frame = stream->this_frame;
452 456
453 goto fail; 457 goto fail;
454 } 458 }
455 459
456 /* ancillary_data() */ 460 /* ancillary_data() */
457 461
458 if (frame->header.layer != MAD_LAYER_III) { 462 if (frame->header.layer != MAD_LAYER_III) {
459 struct mad_bitptr next_frame; 463 struct mad_bitptr next_frame;
460 464
461 mad_bit_init(&next_frame, stream->next_frame); 465 mad_bit_init(&next_frame, stream->next_frame);
462 466
463 stream->anc_ptr = stream->ptr; 467 stream->anc_ptr = stream->ptr;
464 stream->anc_bitlen = mad_bit_length(&stream->ptr, &next_frame); 468 stream->anc_bitlen = mad_bit_length(&stream->ptr, &next_frame);
465 469
466 mad_bit_finish(&next_frame); 470 mad_bit_finish(&next_frame);
467 } 471 }
468 472
469 return 0; 473 return 0;
470 474
471 fail: 475 fail:
472 stream->anc_bitlen = 0; 476 stream->anc_bitlen = 0;
diff --git a/core/multimedia/opieplayer/libmad/frame.h b/core/multimedia/opieplayer/libmad/frame.h
index 3b8e454..dce573d 100644
--- a/core/multimedia/opieplayer/libmad/frame.h
+++ b/core/multimedia/opieplayer/libmad/frame.h
@@ -1,117 +1,118 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifndef LIBMAD_FRAME_H 22# ifndef LIBMAD_FRAME_H
23# define LIBMAD_FRAME_H 23# define LIBMAD_FRAME_H
24 24
25# include "fixed.h" 25# include "fixed.h"
26# include "timer.h" 26# include "timer.h"
27# include "stream.h" 27# include "stream.h"
28 28
29enum mad_layer { 29enum mad_layer {
30 MAD_LAYER_I = 1, /* Layer I */ 30 MAD_LAYER_I = 1, /* Layer I */
31 MAD_LAYER_II = 2, /* Layer II */ 31 MAD_LAYER_II = 2, /* Layer II */
32 MAD_LAYER_III = 3 /* Layer III */ 32 MAD_LAYER_III = 3 /* Layer III */
33}; 33};
34 34
35enum mad_mode { 35enum mad_mode {
36 MAD_MODE_SINGLE_CHANNEL = 0, /* single channel */ 36 MAD_MODE_SINGLE_CHANNEL = 0, /* single channel */
37 MAD_MODE_DUAL_CHANNEL = 1, /* dual channel */ 37 MAD_MODE_DUAL_CHANNEL = 1, /* dual channel */
38 MAD_MODE_JOINT_STEREO = 2, /* joint (MS/intensity) stereo */ 38 MAD_MODE_JOINT_STEREO = 2, /* joint (MS/intensity) stereo */
39 MAD_MODE_STEREO = 3 /* normal LR stereo */ 39 MAD_MODE_STEREO = 3 /* normal LR stereo */
40}; 40};
41 41
42enum mad_emphasis { 42enum mad_emphasis {
43 MAD_EMPHASIS_NONE = 0, /* no emphasis */ 43 MAD_EMPHASIS_NONE = 0, /* no emphasis */
44 MAD_EMPHASIS_50_15_US = 1, /* 50/15 microseconds emphasis */ 44 MAD_EMPHASIS_50_15_US = 1, /* 50/15 microseconds emphasis */
45 MAD_EMPHASIS_CCITT_J_17 = 3 /* CCITT J.17 emphasis */ 45 MAD_EMPHASIS_CCITT_J_17 = 3, /* CCITT J.17 emphasis */
46 MAD_EMPHASIS_RESERVED = 2 /* unknown emphasis */
46}; 47};
47 48
48struct mad_header { 49struct mad_header {
49 enum mad_layer layer; /* audio layer (1, 2, or 3) */ 50 enum mad_layer layer; /* audio layer (1, 2, or 3) */
50 enum mad_mode mode; /* channel mode (see above) */ 51 enum mad_mode mode; /* channel mode (see above) */
51 int mode_extension; /* additional mode info */ 52 int mode_extension; /* additional mode info */
52 enum mad_emphasis emphasis; /* de-emphasis to use (see above) */ 53 enum mad_emphasis emphasis; /* de-emphasis to use (see above) */
53 54
54 unsigned long bitrate; /* stream bitrate (bps) */ 55 unsigned long bitrate; /* stream bitrate (bps) */
55 unsigned int samplerate; /* sampling frequency (Hz) */ 56 unsigned int samplerate; /* sampling frequency (Hz) */
56 57
57 unsigned short crc_check; /* frame CRC accumulator */ 58 unsigned short crc_check; /* frame CRC accumulator */
58 unsigned short crc_target; /* final target CRC checksum */ 59 unsigned short crc_target; /* final target CRC checksum */
59 60
60 int flags; /* flags (see below) */ 61 int flags; /* flags (see below) */
61 int private_bits; /* private bits (see below) */ 62 int private_bits; /* private bits (see below) */
62 63
63 mad_timer_t duration; /* audio playing time of frame */ 64 mad_timer_t duration; /* audio playing time of frame */
64}; 65};
65 66
66struct mad_frame { 67struct mad_frame {
67 struct mad_header header; /* MPEG audio header */ 68 struct mad_header header; /* MPEG audio header */
68 69
69 int options; /* decoding options (from stream) */ 70 int options; /* decoding options (from stream) */
70 71
71 mad_fixed_t sbsample[2][36][32];/* synthesis subband filter samples */ 72 mad_fixed_t sbsample[2][36][32];/* synthesis subband filter samples */
72 mad_fixed_t (*overlap)[2][32][18];/* Layer III block overlap data */ 73 mad_fixed_t (*overlap)[2][32][18];/* Layer III block overlap data */
73}; 74};
74 75
75 # define MAD_NCHANNELS(header) ((header)->mode ? 2 : 1) 76 # define MAD_NCHANNELS(header) ((header)->mode ? 2 : 1)
76# define MAD_NSBSAMPLES(header) \ 77# define MAD_NSBSAMPLES(header) \
77 ((header)->layer == MAD_LAYER_I ? 12 : \ 78 ((header)->layer == MAD_LAYER_I ? 12 : \
78 (((header)->layer == MAD_LAYER_III && \ 79 (((header)->layer == MAD_LAYER_III && \
79 ((header)->flags & MAD_FLAG_LSF_EXT)) ? 18 : 36)) 80 ((header)->flags & MAD_FLAG_LSF_EXT)) ? 18 : 36))
80 81
81enum { 82enum {
82 MAD_FLAG_NPRIVATE_III = 0x0007,/* number of Layer III private bits */ 83 MAD_FLAG_NPRIVATE_III = 0x0007,/* number of Layer III private bits */
83 MAD_FLAG_INCOMPLETE = 0x0008,/* header but not data is decoded */ 84 MAD_FLAG_INCOMPLETE = 0x0008,/* header but not data is decoded */
84 85
85 MAD_FLAG_PROTECTION = 0x0010,/* frame has CRC protection */ 86 MAD_FLAG_PROTECTION = 0x0010,/* frame has CRC protection */
86 MAD_FLAG_COPYRIGHT = 0x0020,/* frame is copyright */ 87 MAD_FLAG_COPYRIGHT = 0x0020,/* frame is copyright */
87 MAD_FLAG_ORIGINAL = 0x0040,/* frame is original (else copy) */ 88 MAD_FLAG_ORIGINAL = 0x0040,/* frame is original (else copy) */
88 MAD_FLAG_PADDING = 0x0080,/* frame has additional slot */ 89 MAD_FLAG_PADDING = 0x0080,/* frame has additional slot */
89 90
90 MAD_FLAG_I_STEREO = 0x0100,/* uses intensity joint stereo */ 91 MAD_FLAG_I_STEREO = 0x0100,/* uses intensity joint stereo */
91 MAD_FLAG_MS_STEREO = 0x0200,/* uses middle/side joint stereo */ 92 MAD_FLAG_MS_STEREO = 0x0200,/* uses middle/side joint stereo */
92 MAD_FLAG_FREEFORMAT = 0x0400,/* uses free format bitrate */ 93 MAD_FLAG_FREEFORMAT = 0x0400,/* uses free format bitrate */
93 94
94 MAD_FLAG_LSF_EXT = 0x1000,/* lower sampling freq. extension */ 95 MAD_FLAG_LSF_EXT = 0x1000,/* lower sampling freq. extension */
95 MAD_FLAG_MC_EXT = 0x2000,/* multichannel audio extension */ 96 MAD_FLAG_MC_EXT = 0x2000,/* multichannel audio extension */
96 MAD_FLAG_MPEG_2_5_EXT = 0x4000/* MPEG 2.5 (unofficial) extension */ 97 MAD_FLAG_MPEG_2_5_EXT = 0x4000/* MPEG 2.5 (unofficial) extension */
97}; 98};
98 99
99enum { 100enum {
100 MAD_PRIVATE_HEADER = 0x0100,/* header private bit */ 101 MAD_PRIVATE_HEADER = 0x0100,/* header private bit */
101 MAD_PRIVATE_III = 0x001f/* Layer III private bits (up to 5) */ 102 MAD_PRIVATE_III = 0x001f/* Layer III private bits (up to 5) */
102}; 103};
103 104
104void mad_header_init(struct mad_header *); 105void mad_header_init(struct mad_header *);
105 106
106# define mad_header_finish(header) /* nothing */ 107# define mad_header_finish(header) /* nothing */
107 108
108int mad_header_decode(struct mad_header *, struct mad_stream *); 109int mad_header_decode(struct mad_header *, struct mad_stream *);
109 110
110void mad_frame_init(struct mad_frame *); 111void mad_frame_init(struct mad_frame *);
111void mad_frame_finish(struct mad_frame *); 112void mad_frame_finish(struct mad_frame *);
112 113
113int mad_frame_decode(struct mad_frame *, struct mad_stream *); 114int mad_frame_decode(struct mad_frame *, struct mad_stream *);
114 115
115void mad_frame_mute(struct mad_frame *); 116void mad_frame_mute(struct mad_frame *);
116 117
117# endif 118# endif
diff --git a/core/multimedia/opieplayer/libmad/huffman.c b/core/multimedia/opieplayer/libmad/huffman.c
index 5ea6547..684409e 100644
--- a/core/multimedia/opieplayer/libmad/huffman.c
+++ b/core/multimedia/opieplayer/libmad/huffman.c
@@ -1,210 +1,221 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifdef HAVE_CONFIG_H 22# ifdef HAVE_CONFIG_H
23# include "libmad_config.h" 23# include "libmad_config.h"
24# endif 24# endif
25 25
26# include "libmad_global.h" 26# include "libmad_global.h"
27 27
28# include "huffman.h" 28# include "huffman.h"
29 29
30/* 30/*
31 * These are the Huffman code words for Layer III. 31 * These are the Huffman code words for Layer III.
32 * The data for these tables are derived from Table B.7 of ISO/IEC 11172-3. 32 * The data for these tables are derived from Table B.7 of ISO/IEC 11172-3.
33 * 33 *
34 * These tables support decoding up to 4 Huffman code bits at a time. 34 * These tables support decoding up to 4 Huffman code bits at a time.
35 */ 35 */
36 36
37# if defined(__GNUC__) 37# if defined(__GNUC__) || \
38 # define PTR(offs, bits){ ptr: { 0, bits, offs } } 38 (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901)
39 # define V(v, w, x, y, hlen){ value: { 1, hlen, v, w, x, y } } 39 # define PTR(offs, bits){ .ptr = { 0, bits, offs } }
40 # define V(v, w, x, y, hlen){ .value = { 1, hlen, v, w, x, y } }
40# else 41# else
41 # define PTR(offs, bits){ { 0, bits, offs } } 42 # define PTR(offs, bits){ { 0, bits, offs } }
42 # define V(v, w, x, y, hlen){ { 1, hlen, (v << 0) | (w << 1) | \ 43# if defined(WORDS_BIGENDIAN)
43 (x << 2) | (y << 3) } } 44 # define V(v, w, x, y, hlen){ { 1, hlen, (v << 11) | (w << 10) | \
45 (x << 9) | (y << 8) } }
46# else
47 # define V(v, w, x, y, hlen){ { 1, hlen, (v << 0) | (w << 1) | \
48 (x << 2) | (y << 3) } }
49# endif
44# endif 50# endif
45 51
46static 52static
47union huffquad const hufftabA[] = { 53union huffquad const hufftabA[] = {
48 /* 0000 */ PTR(16, 2), 54 /* 0000 */ PTR(16, 2),
49 /* 0001 */ PTR(20, 2), 55 /* 0001 */ PTR(20, 2),
50 /* 0010 */ PTR(24, 1), 56 /* 0010 */ PTR(24, 1),
51 /* 0011 */ PTR(26, 1), 57 /* 0011 */ PTR(26, 1),
52 /* 0100 */ V(0, 0, 1, 0, 4), 58 /* 0100 */ V(0, 0, 1, 0, 4),
53 /* 0101 */ V(0, 0, 0, 1, 4), 59 /* 0101 */ V(0, 0, 0, 1, 4),
54 /* 0110 */ V(0, 1, 0, 0, 4), 60 /* 0110 */ V(0, 1, 0, 0, 4),
55 /* 0111 */ V(1, 0, 0, 0, 4), 61 /* 0111 */ V(1, 0, 0, 0, 4),
56 /* 1000 */ V(0, 0, 0, 0, 1), 62 /* 1000 */ V(0, 0, 0, 0, 1),
57 /* 1001 */ V(0, 0, 0, 0, 1), 63 /* 1001 */ V(0, 0, 0, 0, 1),
58 /* 1010 */ V(0, 0, 0, 0, 1), 64 /* 1010 */ V(0, 0, 0, 0, 1),
59 /* 1011 */ V(0, 0, 0, 0, 1), 65 /* 1011 */ V(0, 0, 0, 0, 1),
60 /* 1100 */ V(0, 0, 0, 0, 1), 66 /* 1100 */ V(0, 0, 0, 0, 1),
61 /* 1101 */ V(0, 0, 0, 0, 1), 67 /* 1101 */ V(0, 0, 0, 0, 1),
62 /* 1110 */ V(0, 0, 0, 0, 1), 68 /* 1110 */ V(0, 0, 0, 0, 1),
63 /* 1111 */ V(0, 0, 0, 0, 1), 69 /* 1111 */ V(0, 0, 0, 0, 1),
64 70
65 /* 0000 ... */ 71 /* 0000 ... */
66 /* 00 */ V(1, 0, 1, 1, 2),/* 16 */ 72 /* 00 */ V(1, 0, 1, 1, 2),/* 16 */
67 /* 01 */ V(1, 1, 1, 1, 2), 73 /* 01 */ V(1, 1, 1, 1, 2),
68 /* 10 */ V(1, 1, 0, 1, 2), 74 /* 10 */ V(1, 1, 0, 1, 2),
69 /* 11 */ V(1, 1, 1, 0, 2), 75 /* 11 */ V(1, 1, 1, 0, 2),
70 76
71 /* 0001 ... */ 77 /* 0001 ... */
72 /* 00 */ V(0, 1, 1, 1, 2),/* 20 */ 78 /* 00 */ V(0, 1, 1, 1, 2),/* 20 */
73 /* 01 */ V(0, 1, 0, 1, 2), 79 /* 01 */ V(0, 1, 0, 1, 2),
74 /* 10 */ V(1, 0, 0, 1, 1), 80 /* 10 */ V(1, 0, 0, 1, 1),
75 /* 11 */ V(1, 0, 0, 1, 1), 81 /* 11 */ V(1, 0, 0, 1, 1),
76 82
77 /* 0010 ... */ 83 /* 0010 ... */
78 /* 0 */ V(0, 1, 1, 0, 1),/* 24 */ 84 /* 0 */ V(0, 1, 1, 0, 1),/* 24 */
79 /* 1 */ V(0, 0, 1, 1, 1), 85 /* 1 */ V(0, 0, 1, 1, 1),
80 86
81 /* 0011 ... */ 87 /* 0011 ... */
82 /* 0 */ V(1, 0, 1, 0, 1),/* 26 */ 88 /* 0 */ V(1, 0, 1, 0, 1),/* 26 */
83 /* 1 */ V(1, 1, 0, 0, 1) 89 /* 1 */ V(1, 1, 0, 0, 1)
84}; 90};
85 91
86static 92static
87union huffquad const hufftabB[] = { 93union huffquad const hufftabB[] = {
88 /* 0000 */ V(1, 1, 1, 1, 4), 94 /* 0000 */ V(1, 1, 1, 1, 4),
89 /* 0001 */ V(1, 1, 1, 0, 4), 95 /* 0001 */ V(1, 1, 1, 0, 4),
90 /* 0010 */ V(1, 1, 0, 1, 4), 96 /* 0010 */ V(1, 1, 0, 1, 4),
91 /* 0011 */ V(1, 1, 0, 0, 4), 97 /* 0011 */ V(1, 1, 0, 0, 4),
92 /* 0100 */ V(1, 0, 1, 1, 4), 98 /* 0100 */ V(1, 0, 1, 1, 4),
93 /* 0101 */ V(1, 0, 1, 0, 4), 99 /* 0101 */ V(1, 0, 1, 0, 4),
94 /* 0110 */ V(1, 0, 0, 1, 4), 100 /* 0110 */ V(1, 0, 0, 1, 4),
95 /* 0111 */ V(1, 0, 0, 0, 4), 101 /* 0111 */ V(1, 0, 0, 0, 4),
96 /* 1000 */ V(0, 1, 1, 1, 4), 102 /* 1000 */ V(0, 1, 1, 1, 4),
97 /* 1001 */ V(0, 1, 1, 0, 4), 103 /* 1001 */ V(0, 1, 1, 0, 4),
98 /* 1010 */ V(0, 1, 0, 1, 4), 104 /* 1010 */ V(0, 1, 0, 1, 4),
99 /* 1011 */ V(0, 1, 0, 0, 4), 105 /* 1011 */ V(0, 1, 0, 0, 4),
100 /* 1100 */ V(0, 0, 1, 1, 4), 106 /* 1100 */ V(0, 0, 1, 1, 4),
101 /* 1101 */ V(0, 0, 1, 0, 4), 107 /* 1101 */ V(0, 0, 1, 0, 4),
102 /* 1110 */ V(0, 0, 0, 1, 4), 108 /* 1110 */ V(0, 0, 0, 1, 4),
103 /* 1111 */ V(0, 0, 0, 0, 4) 109 /* 1111 */ V(0, 0, 0, 0, 4)
104}; 110};
105 111
106# undef V 112# undef V
107# undef PTR 113# undef PTR
108 114
109# if defined(__GNUC__) 115# if defined(__GNUC__) || \
110 # define PTR(offs, bits){ ptr: { 0, bits, offs } } 116 (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901)
111 # define V(x, y, hlen) { value: { 1, hlen, x, y } } 117 # define PTR(offs, bits){ .ptr = { 0, bits, offs } }
118 # define V(x, y, hlen) { .value = { 1, hlen, x, y } }
112# else 119# else
113 # define PTR(offs, bits){ { 0, bits, offs } } 120 # define PTR(offs, bits){ { 0, bits, offs } }
114 # define V(x, y, hlen) { { 1, hlen, (x << 0) | (y << 4) } } 121# if defined(WORDS_BIGENDIAN)
122 # define V(x, y, hlen){ { 1, hlen, (x << 8) | (y << 4) } }
123# else
124 # define V(x, y, hlen){ { 1, hlen, (x << 0) | (y << 4) } }
125# endif
115# endif 126# endif
116 127
117static 128static
118union huffpair const hufftab0[] = { 129union huffpair const hufftab0[] = {
119 /* */ V(0, 0, 0) 130 /* */ V(0, 0, 0)
120}; 131};
121 132
122static 133static
123union huffpair const hufftab1[] = { 134union huffpair const hufftab1[] = {
124 /* 000 */ V(1, 1, 3), 135 /* 000 */ V(1, 1, 3),
125 /* 001 */ V(0, 1, 3), 136 /* 001 */ V(0, 1, 3),
126 /* 010 */ V(1, 0, 2), 137 /* 010 */ V(1, 0, 2),
127 /* 011 */ V(1, 0, 2), 138 /* 011 */ V(1, 0, 2),
128 /* 100 */ V(0, 0, 1), 139 /* 100 */ V(0, 0, 1),
129 /* 101 */ V(0, 0, 1), 140 /* 101 */ V(0, 0, 1),
130 /* 110 */ V(0, 0, 1), 141 /* 110 */ V(0, 0, 1),
131 /* 111 */ V(0, 0, 1) 142 /* 111 */ V(0, 0, 1)
132}; 143};
133 144
134static 145static
135union huffpair const hufftab2[] = { 146union huffpair const hufftab2[] = {
136 /* 000 */ PTR(8, 3), 147 /* 000 */ PTR(8, 3),
137 /* 001 */ V(1, 1, 3), 148 /* 001 */ V(1, 1, 3),
138 /* 010 */ V(0, 1, 3), 149 /* 010 */ V(0, 1, 3),
139 /* 011 */ V(1, 0, 3), 150 /* 011 */ V(1, 0, 3),
140 /* 100 */ V(0, 0, 1), 151 /* 100 */ V(0, 0, 1),
141 /* 101 */ V(0, 0, 1), 152 /* 101 */ V(0, 0, 1),
142 /* 110 */ V(0, 0, 1), 153 /* 110 */ V(0, 0, 1),
143 /* 111 */ V(0, 0, 1), 154 /* 111 */ V(0, 0, 1),
144 155
145 /* 000 ... */ 156 /* 000 ... */
146 /* 000 */ V(2, 2, 3),/* 8 */ 157 /* 000 */ V(2, 2, 3),/* 8 */
147 /* 001 */ V(0, 2, 3), 158 /* 001 */ V(0, 2, 3),
148 /* 010 */ V(1, 2, 2), 159 /* 010 */ V(1, 2, 2),
149 /* 011 */ V(1, 2, 2), 160 /* 011 */ V(1, 2, 2),
150 /* 100 */ V(2, 1, 2), 161 /* 100 */ V(2, 1, 2),
151 /* 101 */ V(2, 1, 2), 162 /* 101 */ V(2, 1, 2),
152 /* 110 */ V(2, 0, 2), 163 /* 110 */ V(2, 0, 2),
153 /* 111 */ V(2, 0, 2) 164 /* 111 */ V(2, 0, 2)
154}; 165};
155 166
156static 167static
157union huffpair const hufftab3[] = { 168union huffpair const hufftab3[] = {
158 /* 000 */ PTR(8, 3), 169 /* 000 */ PTR(8, 3),
159 /* 001 */ V(1, 0, 3), 170 /* 001 */ V(1, 0, 3),
160 /* 010 */ V(1, 1, 2), 171 /* 010 */ V(1, 1, 2),
161 /* 011 */ V(1, 1, 2), 172 /* 011 */ V(1, 1, 2),
162 /* 100 */ V(0, 1, 2), 173 /* 100 */ V(0, 1, 2),
163 /* 101 */ V(0, 1, 2), 174 /* 101 */ V(0, 1, 2),
164 /* 110 */ V(0, 0, 2), 175 /* 110 */ V(0, 0, 2),
165 /* 111 */ V(0, 0, 2), 176 /* 111 */ V(0, 0, 2),
166 177
167 /* 000 ... */ 178 /* 000 ... */
168 /* 000 */ V(2, 2, 3),/* 8 */ 179 /* 000 */ V(2, 2, 3),/* 8 */
169 /* 001 */ V(0, 2, 3), 180 /* 001 */ V(0, 2, 3),
170 /* 010 */ V(1, 2, 2), 181 /* 010 */ V(1, 2, 2),
171 /* 011 */ V(1, 2, 2), 182 /* 011 */ V(1, 2, 2),
172 /* 100 */ V(2, 1, 2), 183 /* 100 */ V(2, 1, 2),
173 /* 101 */ V(2, 1, 2), 184 /* 101 */ V(2, 1, 2),
174 /* 110 */ V(2, 0, 2), 185 /* 110 */ V(2, 0, 2),
175 /* 111 */ V(2, 0, 2) 186 /* 111 */ V(2, 0, 2)
176}; 187};
177 188
178static 189static
179union huffpair const hufftab5[] = { 190union huffpair const hufftab5[] = {
180 /* 000 */ PTR(8, 4), 191 /* 000 */ PTR(8, 4),
181 /* 001 */ V(1, 1, 3), 192 /* 001 */ V(1, 1, 3),
182 /* 010 */ V(0, 1, 3), 193 /* 010 */ V(0, 1, 3),
183 /* 011 */ V(1, 0, 3), 194 /* 011 */ V(1, 0, 3),
184 /* 100 */ V(0, 0, 1), 195 /* 100 */ V(0, 0, 1),
185 /* 101 */ V(0, 0, 1), 196 /* 101 */ V(0, 0, 1),
186 /* 110 */ V(0, 0, 1), 197 /* 110 */ V(0, 0, 1),
187 /* 111 */ V(0, 0, 1), 198 /* 111 */ V(0, 0, 1),
188 199
189 /* 000 ... */ 200 /* 000 ... */
190 /* 0000 */ PTR(24, 1),/* 8 */ 201 /* 0000 */ PTR(24, 1),/* 8 */
191 /* 0001 */ V(3, 2, 4), 202 /* 0001 */ V(3, 2, 4),
192 /* 0010 */ V(3, 1, 3), 203 /* 0010 */ V(3, 1, 3),
193 /* 0011 */ V(3, 1, 3), 204 /* 0011 */ V(3, 1, 3),
194 /* 0100 */ V(1, 3, 4), 205 /* 0100 */ V(1, 3, 4),
195 /* 0101 */ V(0, 3, 4), 206 /* 0101 */ V(0, 3, 4),
196 /* 0110 */ V(3, 0, 4), 207 /* 0110 */ V(3, 0, 4),
197 /* 0111 */ V(2, 2, 4), 208 /* 0111 */ V(2, 2, 4),
198 /* 1000 */ V(1, 2, 3), 209 /* 1000 */ V(1, 2, 3),
199 /* 1001 */ V(1, 2, 3), 210 /* 1001 */ V(1, 2, 3),
200 /* 1010 */ V(2, 1, 3), 211 /* 1010 */ V(2, 1, 3),
201 /* 1011 */ V(2, 1, 3), 212 /* 1011 */ V(2, 1, 3),
202 /* 1100 */ V(0, 2, 3), 213 /* 1100 */ V(0, 2, 3),
203 /* 1101 */ V(0, 2, 3), 214 /* 1101 */ V(0, 2, 3),
204 /* 1110 */ V(2, 0, 3), 215 /* 1110 */ V(2, 0, 3),
205 /* 1111 */ V(2, 0, 3), 216 /* 1111 */ V(2, 0, 3),
206 217
207 /* 000 0000 ... */ 218 /* 000 0000 ... */
208 /* 0 */ V(3, 3, 1),/* 24 */ 219 /* 0 */ V(3, 3, 1),/* 24 */
209 /* 1 */ V(2, 3, 1) 220 /* 1 */ V(2, 3, 1)
210}; 221};
diff --git a/core/multimedia/opieplayer/libmad/huffman.h b/core/multimedia/opieplayer/libmad/huffman.h
index d051949..e4c1b35 100644
--- a/core/multimedia/opieplayer/libmad/huffman.h
+++ b/core/multimedia/opieplayer/libmad/huffman.h
@@ -1,66 +1,66 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifndef LIBMAD_HUFFMAN_H 22# ifndef LIBMAD_HUFFMAN_H
23# define LIBMAD_HUFFMAN_H 23# define LIBMAD_HUFFMAN_H
24 24
25union huffquad { 25union huffquad {
26 struct { 26 struct {
27 unsigned short final : 1; 27 unsigned short final : 1;
28 unsigned short bits : 3; 28 unsigned short bits : 3;
29 unsigned short offset : 12; 29 unsigned short offset : 12;
30 } ptr; 30 } ptr;
31 struct { 31 struct {
32 unsigned short final : 1; 32 unsigned short final : 1;
33 unsigned short hlen : 3; 33 unsigned short hlen : 3;
34 unsigned short v : 1; 34 unsigned short v : 1;
35 unsigned short w : 1; 35 unsigned short w : 1;
36 unsigned short x : 1; 36 unsigned short x : 1;
37 unsigned short y : 1; 37 unsigned short y : 1;
38 } value; 38 } value;
39 unsigned short final : 1; 39 unsigned short final : 1;
40}; 40};
41 41
42union huffpair { 42union huffpair {
43 struct { 43 struct {
44 unsigned short final : 1; 44 unsigned short final : 1;
45 unsigned short bits : 3; 45 unsigned short bits : 3;
46 unsigned short offset : 12; 46 unsigned short offset : 12;
47 } ptr; 47 } ptr;
48 struct { 48 struct {
49 unsigned short final : 1; 49 unsigned short final : 1;
50 unsigned short hlen : 3; 50 unsigned short hlen : 3;
51 unsigned short x : 4; 51 unsigned short x : 4;
52 unsigned short y : 4; 52 unsigned short y : 4;
53 } value; 53 } value;
54 unsigned short final : 1; 54 unsigned short final : 1;
55}; 55};
56 56
57struct hufftable { 57struct hufftable {
58 union huffpair const *table; 58 union huffpair const *table;
59 unsigned short linbits; 59 unsigned short linbits;
60 unsigned short startbits; 60 unsigned short startbits;
61}; 61};
62 62
63extern union huffquad const *const mad_huff_quad_table[2]; 63extern union huffquad const *const mad_huff_quad_table[2];
64extern struct hufftable const mad_huff_pair_table[32]; 64extern struct hufftable const mad_huff_pair_table[32];
65 65
66# endif 66# endif
diff --git a/core/multimedia/opieplayer/libmad/imdct_s.dat b/core/multimedia/opieplayer/libmad/imdct_s.dat
index ed70446..e2d91a0 100644
--- a/core/multimedia/opieplayer/libmad/imdct_s.dat
+++ b/core/multimedia/opieplayer/libmad/imdct_s.dat
@@ -1,62 +1,62 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22 /* 0 */ { MAD_F(0x09bd7ca0) /* 0.608761429 */, 22 /* 0 */ { MAD_F(0x09bd7ca0) /* 0.608761429 */,
23 -MAD_F(0x0ec835e8) /* -0.923879533 */, 23 -MAD_F(0x0ec835e8) /* -0.923879533 */,
24 -MAD_F(0x0216a2a2) /* -0.130526192 */, 24 -MAD_F(0x0216a2a2) /* -0.130526192 */,
25 MAD_F(0x0fdcf549) /* 0.991444861 */, 25 MAD_F(0x0fdcf549) /* 0.991444861 */,
26 -MAD_F(0x061f78aa) /* -0.382683432 */, 26 -MAD_F(0x061f78aa) /* -0.382683432 */,
27 -MAD_F(0x0cb19346) /* -0.793353340 */ }, 27 -MAD_F(0x0cb19346) /* -0.793353340 */ },
28 28
29 /* 6 */ { -MAD_F(0x0cb19346) /* -0.793353340 */, 29 /* 6 */ { -MAD_F(0x0cb19346) /* -0.793353340 */,
30 MAD_F(0x061f78aa) /* 0.382683432 */, 30 MAD_F(0x061f78aa) /* 0.382683432 */,
31 MAD_F(0x0fdcf549) /* 0.991444861 */, 31 MAD_F(0x0fdcf549) /* 0.991444861 */,
32 MAD_F(0x0216a2a2) /* 0.130526192 */, 32 MAD_F(0x0216a2a2) /* 0.130526192 */,
33 -MAD_F(0x0ec835e8) /* -0.923879533 */, 33 -MAD_F(0x0ec835e8) /* -0.923879533 */,
34 -MAD_F(0x09bd7ca0) /* -0.608761429 */ }, 34 -MAD_F(0x09bd7ca0) /* -0.608761429 */ },
35 35
36 /* 1 */ { MAD_F(0x061f78aa) /* 0.382683432 */, 36 /* 1 */ { MAD_F(0x061f78aa) /* 0.382683432 */,
37 -MAD_F(0x0ec835e8) /* -0.923879533 */, 37 -MAD_F(0x0ec835e8) /* -0.923879533 */,
38 MAD_F(0x0ec835e8) /* 0.923879533 */, 38 MAD_F(0x0ec835e8) /* 0.923879533 */,
39 -MAD_F(0x061f78aa) /* -0.382683432 */, 39 -MAD_F(0x061f78aa) /* -0.382683432 */,
40 -MAD_F(0x061f78aa) /* -0.382683432 */, 40 -MAD_F(0x061f78aa) /* -0.382683432 */,
41 MAD_F(0x0ec835e8) /* 0.923879533 */ }, 41 MAD_F(0x0ec835e8) /* 0.923879533 */ },
42 42
43 /* 7 */ { -MAD_F(0x0ec835e8) /* -0.923879533 */, 43 /* 7 */ { -MAD_F(0x0ec835e8) /* -0.923879533 */,
44 -MAD_F(0x061f78aa) /* -0.382683432 */, 44 -MAD_F(0x061f78aa) /* -0.382683432 */,
45 MAD_F(0x061f78aa) /* 0.382683432 */, 45 MAD_F(0x061f78aa) /* 0.382683432 */,
46 MAD_F(0x0ec835e8) /* 0.923879533 */, 46 MAD_F(0x0ec835e8) /* 0.923879533 */,
47 MAD_F(0x0ec835e8) /* 0.923879533 */, 47 MAD_F(0x0ec835e8) /* 0.923879533 */,
48 MAD_F(0x061f78aa) /* 0.382683432 */ }, 48 MAD_F(0x061f78aa) /* 0.382683432 */ },
49 49
50 /* 2 */ { MAD_F(0x0216a2a2) /* 0.130526192 */, 50 /* 2 */ { MAD_F(0x0216a2a2) /* 0.130526192 */,
51 -MAD_F(0x061f78aa) /* -0.382683432 */, 51 -MAD_F(0x061f78aa) /* -0.382683432 */,
52 MAD_F(0x09bd7ca0) /* 0.608761429 */, 52 MAD_F(0x09bd7ca0) /* 0.608761429 */,
53 -MAD_F(0x0cb19346) /* -0.793353340 */, 53 -MAD_F(0x0cb19346) /* -0.793353340 */,
54 MAD_F(0x0ec835e8) /* 0.923879533 */, 54 MAD_F(0x0ec835e8) /* 0.923879533 */,
55 -MAD_F(0x0fdcf549) /* -0.991444861 */ }, 55 -MAD_F(0x0fdcf549) /* -0.991444861 */ },
56 56
57 /* 8 */ { -MAD_F(0x0fdcf549) /* -0.991444861 */, 57 /* 8 */ { -MAD_F(0x0fdcf549) /* -0.991444861 */,
58 -MAD_F(0x0ec835e8) /* -0.923879533 */, 58 -MAD_F(0x0ec835e8) /* -0.923879533 */,
59 -MAD_F(0x0cb19346) /* -0.793353340 */, 59 -MAD_F(0x0cb19346) /* -0.793353340 */,
60 -MAD_F(0x09bd7ca0) /* -0.608761429 */, 60 -MAD_F(0x09bd7ca0) /* -0.608761429 */,
61 -MAD_F(0x061f78aa) /* -0.382683432 */, 61 -MAD_F(0x061f78aa) /* -0.382683432 */,
62 -MAD_F(0x0216a2a2) /* -0.130526192 */ } 62 -MAD_F(0x0216a2a2) /* -0.130526192 */ }
diff --git a/core/multimedia/opieplayer/libmad/layer12.c b/core/multimedia/opieplayer/libmad/layer12.c
index d291174..512b6a5 100644
--- a/core/multimedia/opieplayer/libmad/layer12.c
+++ b/core/multimedia/opieplayer/libmad/layer12.c
@@ -1,496 +1,534 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifdef HAVE_CONFIG_H 22# ifdef HAVE_CONFIG_H
23# include "libmad_config.h" 23# include "libmad_config.h"
24# endif 24# endif
25 25
26# include "libmad_global.h" 26# include "libmad_global.h"
27 27
28# ifdef HAVE_LIMITS_H 28# ifdef HAVE_LIMITS_H
29# include <limits.h> 29# include <limits.h>
30# else 30# else
31# define CHAR_BIT 8 31# define CHAR_BIT 8
32# endif 32# endif
33 33
34# include "fixed.h" 34# include "fixed.h"
35# include "bit.h" 35# include "bit.h"
36# include "stream.h" 36# include "stream.h"
37# include "frame.h" 37# include "frame.h"
38# include "layer12.h" 38# include "layer12.h"
39 39
40/* 40/*
41 * scalefactor table 41 * scalefactor table
42 * used in both Layer I and Layer II decoding 42 * used in both Layer I and Layer II decoding
43 */ 43 */
44static 44static
45mad_fixed_t const sf_table[63] = { 45mad_fixed_t const sf_table[64] = {
46# include "sf_table.dat" 46# include "sf_table.dat"
47}; 47};
48 48
49/* --- Layer I ------------------------------------------------------------- */ 49/* --- Layer I ------------------------------------------------------------- */
50 50
51/* linear scaling table */ 51/* linear scaling table */
52static 52static
53mad_fixed_t const linear_table[14] = { 53mad_fixed_t const linear_table[14] = {
54 MAD_F(0x15555555), /* 2^2 / (2^2 - 1) == 1.33333333333333 */ 54 MAD_F(0x15555555), /* 2^2 / (2^2 - 1) == 1.33333333333333 */
55 MAD_F(0x12492492), /* 2^3 / (2^3 - 1) == 1.14285714285714 */ 55 MAD_F(0x12492492), /* 2^3 / (2^3 - 1) == 1.14285714285714 */
56 MAD_F(0x11111111), /* 2^4 / (2^4 - 1) == 1.06666666666667 */ 56 MAD_F(0x11111111), /* 2^4 / (2^4 - 1) == 1.06666666666667 */
57 MAD_F(0x10842108), /* 2^5 / (2^5 - 1) == 1.03225806451613 */ 57 MAD_F(0x10842108), /* 2^5 / (2^5 - 1) == 1.03225806451613 */
58 MAD_F(0x10410410), /* 2^6 / (2^6 - 1) == 1.01587301587302 */ 58 MAD_F(0x10410410), /* 2^6 / (2^6 - 1) == 1.01587301587302 */
59 MAD_F(0x10204081), /* 2^7 / (2^7 - 1) == 1.00787401574803 */ 59 MAD_F(0x10204081), /* 2^7 / (2^7 - 1) == 1.00787401574803 */
60 MAD_F(0x10101010), /* 2^8 / (2^8 - 1) == 1.00392156862745 */ 60 MAD_F(0x10101010), /* 2^8 / (2^8 - 1) == 1.00392156862745 */
61 MAD_F(0x10080402), /* 2^9 / (2^9 - 1) == 1.00195694716243 */ 61 MAD_F(0x10080402), /* 2^9 / (2^9 - 1) == 1.00195694716243 */
62 MAD_F(0x10040100), /* 2^10 / (2^10 - 1) == 1.00097751710655 */ 62 MAD_F(0x10040100), /* 2^10 / (2^10 - 1) == 1.00097751710655 */
63 MAD_F(0x10020040), /* 2^11 / (2^11 - 1) == 1.00048851978505 */ 63 MAD_F(0x10020040), /* 2^11 / (2^11 - 1) == 1.00048851978505 */
64 MAD_F(0x10010010), /* 2^12 / (2^12 - 1) == 1.00024420024420 */ 64 MAD_F(0x10010010), /* 2^12 / (2^12 - 1) == 1.00024420024420 */
65 MAD_F(0x10008004), /* 2^13 / (2^13 - 1) == 1.00012208521548 */ 65 MAD_F(0x10008004), /* 2^13 / (2^13 - 1) == 1.00012208521548 */
66 MAD_F(0x10004001), /* 2^14 / (2^14 - 1) == 1.00006103888177 */ 66 MAD_F(0x10004001), /* 2^14 / (2^14 - 1) == 1.00006103888177 */
67 MAD_F(0x10002000) /* 2^15 / (2^15 - 1) == 1.00003051850948 */ 67 MAD_F(0x10002000) /* 2^15 / (2^15 - 1) == 1.00003051850948 */
68}; 68};
69 69
70/* 70/*
71 * NAME:I_sample() 71 * NAME:I_sample()
72 * DESCRIPTION:decode one requantized Layer I sample from a bitstream 72 * DESCRIPTION:decode one requantized Layer I sample from a bitstream
73 */ 73 */
74static 74static
75mad_fixed_t I_sample(struct mad_bitptr *ptr, unsigned int nb) 75mad_fixed_t I_sample(struct mad_bitptr *ptr, unsigned int nb)
76{ 76{
77 mad_fixed_t sample; 77 mad_fixed_t sample;
78 78
79 sample = mad_bit_read(ptr, nb); 79 sample = mad_bit_read(ptr, nb);
80 80
81 /* invert most significant bit, extend sign, then scale to fixed format */ 81 /* invert most significant bit, extend sign, then scale to fixed format */
82 82
83 sample ^= 1 << (nb - 1); 83 sample ^= 1 << (nb - 1);
84 sample |= -(sample & (1 << (nb - 1))); 84 sample |= -(sample & (1 << (nb - 1)));
85 85
86 sample <<= MAD_F_FRACBITS - (nb - 1); 86 sample <<= MAD_F_FRACBITS - (nb - 1);
87 87
88 /* requantize the sample */ 88 /* requantize the sample */
89 89
90 /* s'' = (2^nb / (2^nb - 1)) * (s''' + 2^(-nb + 1)) */ 90 /* s'' = (2^nb / (2^nb - 1)) * (s''' + 2^(-nb + 1)) */
91 91
92 sample += MAD_F_ONE >> (nb - 1); 92 sample += MAD_F_ONE >> (nb - 1);
93 93
94 return mad_f_mul(sample, linear_table[nb - 2]); 94 return mad_f_mul(sample, linear_table[nb - 2]);
95 95
96 /* s' = factor * s'' */ 96 /* s' = factor * s'' */
97 /* (to be performed by caller) */ 97 /* (to be performed by caller) */
98} 98}
99 99
100/* 100/*
101 * NAME:layer->I() 101 * NAME:layer->I()
102 * DESCRIPTION:decode a single Layer I frame 102 * DESCRIPTION:decode a single Layer I frame
103 */ 103 */
104int mad_layer_I(struct mad_stream *stream, struct mad_frame *frame) 104int mad_layer_I(struct mad_stream *stream, struct mad_frame *frame)
105{ 105{
106 struct mad_header *header = &frame->header; 106 struct mad_header *header = &frame->header;
107 unsigned int nch, bound, ch, s, sb, nb; 107 unsigned int nch, bound, ch, s, sb, nb;
108 unsigned char allocation[2][32], scalefactor[2][32]; 108 unsigned char allocation[2][32], scalefactor[2][32];
109 109
110 nch = MAD_NCHANNELS(header); 110 nch = MAD_NCHANNELS(header);
111 111
112 bound = 32; 112 bound = 32;
113 if (header->mode == MAD_MODE_JOINT_STEREO) { 113 if (header->mode == MAD_MODE_JOINT_STEREO) {
114 header->flags |= MAD_FLAG_I_STEREO; 114 header->flags |= MAD_FLAG_I_STEREO;
115 bound = 4 + header->mode_extension * 4; 115 bound = 4 + header->mode_extension * 4;
116 } 116 }
117 117
118 /* check CRC word */ 118 /* check CRC word */
119 119
120 if (header->flags & MAD_FLAG_PROTECTION) { 120 if (header->flags & MAD_FLAG_PROTECTION) {
121 header->crc_check = 121 header->crc_check =
122 mad_bit_crc(stream->ptr, 4 * (bound * nch + (32 - bound)), 122 mad_bit_crc(stream->ptr, 4 * (bound * nch + (32 - bound)),
123 header->crc_check); 123 header->crc_check);
124 124
125 if (header->crc_check != header->crc_target && 125 if (header->crc_check != header->crc_target &&
126 !(frame->options & MAD_OPTION_IGNORECRC)) { 126 !(frame->options & MAD_OPTION_IGNORECRC)) {
127 stream->error = MAD_ERROR_BADCRC; 127 stream->error = MAD_ERROR_BADCRC;
128 return -1; 128 return -1;
129 } 129 }
130 } 130 }
131 131
132 /* decode bit allocations */ 132 /* decode bit allocations */
133 133
134 for (sb = 0; sb < bound; ++sb) { 134 for (sb = 0; sb < bound; ++sb) {
135 for (ch = 0; ch < nch; ++ch) { 135 for (ch = 0; ch < nch; ++ch) {
136 nb = mad_bit_read(&stream->ptr, 4); 136 nb = mad_bit_read(&stream->ptr, 4);
137 137
138 if (nb == 15) { 138 if (nb == 15) {
139 stream->error = MAD_ERROR_BADBITALLOC; 139 stream->error = MAD_ERROR_BADBITALLOC;
140 return -1; 140 return -1;
141 } 141 }
142 142
143 allocation[ch][sb] = nb ? nb + 1 : 0; 143 allocation[ch][sb] = nb ? nb + 1 : 0;
144 } 144 }
145 } 145 }
146 146
147 for (sb = bound; sb < 32; ++sb) { 147 for (sb = bound; sb < 32; ++sb) {
148 nb = mad_bit_read(&stream->ptr, 4); 148 nb = mad_bit_read(&stream->ptr, 4);
149 149
150 if (nb == 15) { 150 if (nb == 15) {
151 stream->error = MAD_ERROR_BADBITALLOC; 151 stream->error = MAD_ERROR_BADBITALLOC;
152 return -1; 152 return -1;
153 } 153 }
154 154
155 allocation[0][sb] = 155 allocation[0][sb] =
156 allocation[1][sb] = nb ? nb + 1 : 0; 156 allocation[1][sb] = nb ? nb + 1 : 0;
157 } 157 }
158 158
159 /* decode scalefactors */ 159 /* decode scalefactors */
160 160
161 for (sb = 0; sb < 32; ++sb) { 161 for (sb = 0; sb < 32; ++sb) {
162 for (ch = 0; ch < nch; ++ch) { 162 for (ch = 0; ch < nch; ++ch) {
163 if (allocation[ch][sb]) { 163 if (allocation[ch][sb]) {
164 scalefactor[ch][sb] = mad_bit_read(&stream->ptr, 6); 164 scalefactor[ch][sb] = mad_bit_read(&stream->ptr, 6);
165 165
166# if defined(OPT_STRICT)
167 /*
168 * Scalefactor index 63 does not appear in Table B.1 of
169 * ISO/IEC 11172-3. Nonetheless, other implementations accept it,
170 * so we only reject it if OPT_STRICT is defined.
171 */
166 if (scalefactor[ch][sb] == 63) { 172 if (scalefactor[ch][sb] == 63) {
167 stream->error = MAD_ERROR_BADSCALEFACTOR; 173 stream->error = MAD_ERROR_BADSCALEFACTOR;
168 return -1; 174 return -1;
169 } 175 }
176# endif
170 } 177 }
171 } 178 }
172 } 179 }
173 180
174 /* decode samples */ 181 /* decode samples */
175 182
176 for (s = 0; s < 12; ++s) { 183 for (s = 0; s < 12; ++s) {
177 for (sb = 0; sb < bound; ++sb) { 184 for (sb = 0; sb < bound; ++sb) {
178 for (ch = 0; ch < nch; ++ch) { 185 for (ch = 0; ch < nch; ++ch) {
179 nb = allocation[ch][sb]; 186 nb = allocation[ch][sb];
180 frame->sbsample[ch][s][sb] = nb ? 187 frame->sbsample[ch][s][sb] = nb ?
181 mad_f_mul(I_sample(&stream->ptr, nb), 188 mad_f_mul(I_sample(&stream->ptr, nb),
182 sf_table[scalefactor[ch][sb]]) : 0; 189 sf_table[scalefactor[ch][sb]]) : 0;
183 } 190 }
184 } 191 }
185 192
186 for (sb = bound; sb < 32; ++sb) { 193 for (sb = bound; sb < 32; ++sb) {
187 if ((nb = allocation[0][sb])) { 194 if ((nb = allocation[0][sb])) {
188 mad_fixed_t sample; 195 mad_fixed_t sample;
189 196
190 sample = I_sample(&stream->ptr, nb); 197 sample = I_sample(&stream->ptr, nb);
191 198
192 for (ch = 0; ch < nch; ++ch) { 199 for (ch = 0; ch < nch; ++ch) {
193 frame->sbsample[ch][s][sb] = 200 frame->sbsample[ch][s][sb] =
194 mad_f_mul(sample, sf_table[scalefactor[ch][sb]]); 201 mad_f_mul(sample, sf_table[scalefactor[ch][sb]]);
195 } 202 }
196 } 203 }
197 else { 204 else {
198 for (ch = 0; ch < nch; ++ch) 205 for (ch = 0; ch < nch; ++ch)
199 frame->sbsample[ch][s][sb] = 0; 206 frame->sbsample[ch][s][sb] = 0;
200 } 207 }
201 } 208 }
202 } 209 }
203 210
204 return 0; 211 return 0;
205} 212}
206 213
207/* --- Layer II ------------------------------------------------------------ */ 214/* --- Layer II ------------------------------------------------------------ */
208 215
209/* possible quantization per subband table */ 216/* possible quantization per subband table */
210static 217static
211struct { 218struct {
212 unsigned int sblimit; 219 unsigned int sblimit;
213 unsigned char const offsets[30]; 220 unsigned char const offsets[30];
214} const sbquant_table[5] = { 221} const sbquant_table[5] = {
215 /* ISO/IEC 11172-3 Table B.2a */ 222 /* ISO/IEC 11172-3 Table B.2a */
216 { 27, { 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3,/* 0 */ 223 { 27, { 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3,/* 0 */
217 3, 3, 3, 3, 3, 3, 3, 0, 0, 0, 0 } }, 224 3, 3, 3, 3, 3, 3, 3, 0, 0, 0, 0 } },
218 /* ISO/IEC 11172-3 Table B.2b */ 225 /* ISO/IEC 11172-3 Table B.2b */
219 { 30, { 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3,/* 1 */ 226 { 30, { 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3,/* 1 */
220 3, 3, 3, 3, 3, 3, 3, 0, 0, 0, 0, 0, 0, 0 } }, 227 3, 3, 3, 3, 3, 3, 3, 0, 0, 0, 0, 0, 0, 0 } },
221 /* ISO/IEC 11172-3 Table B.2c */ 228 /* ISO/IEC 11172-3 Table B.2c */
222 { 8, { 5, 5, 2, 2, 2, 2, 2, 2 } }, /* 2 */ 229 { 8, { 5, 5, 2, 2, 2, 2, 2, 2 } }, /* 2 */
223 /* ISO/IEC 11172-3 Table B.2d */ 230 /* ISO/IEC 11172-3 Table B.2d */
224 { 12, { 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 } }, /* 3 */ 231 { 12, { 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 } }, /* 3 */
225 /* ISO/IEC 13818-3 Table B.1 */ 232 /* ISO/IEC 13818-3 Table B.1 */
226 { 30, { 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1,/* 4 */ 233 { 30, { 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1,/* 4 */
227 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 } } 234 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 } }
228}; 235};
229 236
230/* bit allocation table */ 237/* bit allocation table */
231static 238static
232struct { 239struct {
233 unsigned short nbal; 240 unsigned short nbal;
234 unsigned short offset; 241 unsigned short offset;
235} const bitalloc_table[8] = { 242} const bitalloc_table[8] = {
236 { 2, 0 }, /* 0 */ 243 { 2, 0 }, /* 0 */
237 { 2, 3 }, /* 1 */ 244 { 2, 3 }, /* 1 */
238 { 3, 3 }, /* 2 */ 245 { 3, 3 }, /* 2 */
239 { 3, 1 }, /* 3 */ 246 { 3, 1 }, /* 3 */
240 { 4, 2 }, /* 4 */ 247 { 4, 2 }, /* 4 */
241 { 4, 3 }, /* 5 */ 248 { 4, 3 }, /* 5 */
242 { 4, 4 }, /* 6 */ 249 { 4, 4 }, /* 6 */
243 { 4, 5 } /* 7 */ 250 { 4, 5 } /* 7 */
244}; 251};
245 252
246/* offsets into quantization class table */ 253/* offsets into quantization class table */
247static 254static
248unsigned char const offset_table[6][15] = { 255unsigned char const offset_table[6][15] = {
249 { 0, 1, 16 }, /* 0 */ 256 { 0, 1, 16 }, /* 0 */
250 { 0, 1, 2, 3, 4, 5, 16 }, /* 1 */ 257 { 0, 1, 2, 3, 4, 5, 16 }, /* 1 */
251 { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 }, /* 2 */ 258 { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 }, /* 2 */
252 { 0, 1, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, /* 3 */ 259 { 0, 1, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, /* 3 */
253 { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16 }, /* 4 */ 260 { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16 }, /* 4 */
254 { 0, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 } /* 5 */ 261 { 0, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 } /* 5 */
255}; 262};
256 263
257/* quantization class table */ 264/* quantization class table */
258static 265static
259struct quantclass { 266struct quantclass {
260 unsigned short nlevels; 267 unsigned short nlevels;
261 unsigned char group; 268 unsigned char group;
262 unsigned char bits; 269 unsigned char bits;
263 mad_fixed_t C; 270 mad_fixed_t C;
264 mad_fixed_t D; 271 mad_fixed_t D;
265} const qc_table[17] = { 272} const qc_table[17] = {
266# include "qc_table.dat" 273# include "qc_table.dat"
267}; 274};
268 275
269/* 276/*
270 * NAME:II_samples() 277 * NAME:II_samples()
271 * DESCRIPTION:decode three requantized Layer II samples from a bitstream 278 * DESCRIPTION:decode three requantized Layer II samples from a bitstream
272 */ 279 */
273static 280static
274void II_samples(struct mad_bitptr *ptr, 281void II_samples(struct mad_bitptr *ptr,
275 struct quantclass const *quantclass, 282 struct quantclass const *quantclass,
276 mad_fixed_t output[3]) 283 mad_fixed_t output[3])
277{ 284{
278 unsigned int nb, s, sample[3]; 285 unsigned int nb, s, sample[3];
279 286
280 if ((nb = quantclass->group)) { 287 if ((nb = quantclass->group)) {
281 unsigned int c, nlevels; 288 unsigned int c, nlevels;
282 289
283 /* degrouping */ 290 /* degrouping */
284 c = mad_bit_read(ptr, quantclass->bits); 291 c = mad_bit_read(ptr, quantclass->bits);
285 nlevels = quantclass->nlevels; 292 nlevels = quantclass->nlevels;
286 293
287 for (s = 0; s < 3; ++s) { 294 for (s = 0; s < 3; ++s) {
288 sample[s] = c % nlevels; 295 sample[s] = c % nlevels;
289 c /= nlevels; 296 c /= nlevels;
290 } 297 }
291 } 298 }
292 else { 299 else {
293 nb = quantclass->bits; 300 nb = quantclass->bits;
294 301
295 for (s = 0; s < 3; ++s) 302 for (s = 0; s < 3; ++s)
296 sample[s] = mad_bit_read(ptr, nb); 303 sample[s] = mad_bit_read(ptr, nb);
297 } 304 }
298 305
299 for (s = 0; s < 3; ++s) { 306 for (s = 0; s < 3; ++s) {
300 mad_fixed_t requantized; 307 mad_fixed_t requantized;
301 308
302 /* invert most significant bit, extend sign, then scale to fixed format */ 309 /* invert most significant bit, extend sign, then scale to fixed format */
303 310
304 requantized = sample[s] ^ (1 << (nb - 1)); 311 requantized = sample[s] ^ (1 << (nb - 1));
305 requantized |= -(requantized & (1 << (nb - 1))); 312 requantized |= -(requantized & (1 << (nb - 1)));
306 313
307 requantized <<= MAD_F_FRACBITS - (nb - 1); 314 requantized <<= MAD_F_FRACBITS - (nb - 1);
308 315
309 /* requantize the sample */ 316 /* requantize the sample */
310 317
311 /* s'' = C * (s''' + D) */ 318 /* s'' = C * (s''' + D) */
312 319
313 output[s] = mad_f_mul(requantized + quantclass->D, quantclass->C); 320 output[s] = mad_f_mul(requantized + quantclass->D, quantclass->C);
314 321
315 /* s' = factor * s'' */ 322 /* s' = factor * s'' */
316 /* (to be performed by caller) */ 323 /* (to be performed by caller) */
317 } 324 }
318} 325}
319 326
320/* 327/*
321 * NAME:layer->II() 328 * NAME:layer->II()
322 * DESCRIPTION:decode a single Layer II frame 329 * DESCRIPTION:decode a single Layer II frame
323 */ 330 */
324int mad_layer_II(struct mad_stream *stream, struct mad_frame *frame) 331int mad_layer_II(struct mad_stream *stream, struct mad_frame *frame)
325{ 332{
326 struct mad_header *header = &frame->header; 333 struct mad_header *header = &frame->header;
327 struct mad_bitptr start; 334 struct mad_bitptr start;
328 unsigned int index, sblimit, nbal, nch, bound, gr, ch, s, sb; 335 unsigned int index, sblimit, nbal, nch, bound, gr, ch, s, sb;
329 unsigned char const *offsets; 336 unsigned char const *offsets;
330 unsigned char allocation[2][32], scfsi[2][32], scalefactor[2][32][3]; 337 unsigned char allocation[2][32], scfsi[2][32], scalefactor[2][32][3];
331 mad_fixed_t samples[3]; 338 mad_fixed_t samples[3];
332 339
333 nch = MAD_NCHANNELS(header); 340 nch = MAD_NCHANNELS(header);
334 341
335 if (header->flags & MAD_FLAG_LSF_EXT) 342 if (header->flags & MAD_FLAG_LSF_EXT)
336 index = 4; 343 index = 4;
344 else if (header->flags & MAD_FLAG_FREEFORMAT)
345 goto freeformat;
337 else { 346 else {
338 switch (nch == 2 ? header->bitrate / 2 : header->bitrate) { 347 unsigned long bitrate_per_channel;
339 case 32000: 348
340 case 48000: 349 bitrate_per_channel = header->bitrate;
341 index = (header->samplerate == 32000) ? 3 : 2; 350 if (nch == 2) {
342 break; 351 bitrate_per_channel /= 2;
352
353# if defined(OPT_STRICT)
354 /*
355 * ISO/IEC 11172-3 allows only single channel mode for 32, 48, 56, and
356 * 80 kbps bitrates in Layer II, but some encoders ignore this
357 * restriction. We enforce it if OPT_STRICT is defined.
358 */
359 if (bitrate_per_channel <= 28000 || bitrate_per_channel == 40000) {
360 stream->error = MAD_ERROR_BADMODE;
361 return -1;
362 }
363# endif
364 }
365 else { /* nch == 1 */
366 if (bitrate_per_channel > 192000) {
367 /*
368 * ISO/IEC 11172-3 does not allow single channel mode for 224, 256,
369 * 320, or 384 kbps bitrates in Layer II.
370 */
371 stream->error = MAD_ERROR_BADMODE;
372 return -1;
373 }
374 }
343 375
344 case 56000: 376 if (bitrate_per_channel <= 48000)
345 case 64000: 377 index = (header->samplerate == 32000) ? 3 : 2;
346 case 80000: 378 else if (bitrate_per_channel <= 80000)
347 index = 0; 379 index = 0;
348 break; 380 else {
349 381 freeformat:
350 default:
351 index = (header->samplerate == 48000) ? 0 : 1; 382 index = (header->samplerate == 48000) ? 0 : 1;
352 } 383 }
353 } 384 }
354 385
355 sblimit = sbquant_table[index].sblimit; 386 sblimit = sbquant_table[index].sblimit;
356 offsets = sbquant_table[index].offsets; 387 offsets = sbquant_table[index].offsets;
357 388
358 bound = 32; 389 bound = 32;
359 if (header->mode == MAD_MODE_JOINT_STEREO) { 390 if (header->mode == MAD_MODE_JOINT_STEREO) {
360 header->flags |= MAD_FLAG_I_STEREO; 391 header->flags |= MAD_FLAG_I_STEREO;
361 bound = 4 + header->mode_extension * 4; 392 bound = 4 + header->mode_extension * 4;
362 } 393 }
363 394
364 if (bound > sblimit) 395 if (bound > sblimit)
365 bound = sblimit; 396 bound = sblimit;
366 397
367 start = stream->ptr; 398 start = stream->ptr;
368 399
369 /* decode bit allocations */ 400 /* decode bit allocations */
370 401
371 for (sb = 0; sb < bound; ++sb) { 402 for (sb = 0; sb < bound; ++sb) {
372 nbal = bitalloc_table[offsets[sb]].nbal; 403 nbal = bitalloc_table[offsets[sb]].nbal;
373 404
374 for (ch = 0; ch < nch; ++ch) 405 for (ch = 0; ch < nch; ++ch)
375 allocation[ch][sb] = mad_bit_read(&stream->ptr, nbal); 406 allocation[ch][sb] = mad_bit_read(&stream->ptr, nbal);
376 } 407 }
377 408
378 for (sb = bound; sb < sblimit; ++sb) { 409 for (sb = bound; sb < sblimit; ++sb) {
379 nbal = bitalloc_table[offsets[sb]].nbal; 410 nbal = bitalloc_table[offsets[sb]].nbal;
380 411
381 allocation[0][sb] = 412 allocation[0][sb] =
382 allocation[1][sb] = mad_bit_read(&stream->ptr, nbal); 413 allocation[1][sb] = mad_bit_read(&stream->ptr, nbal);
383 } 414 }
384 415
385 /* decode scalefactor selection info */ 416 /* decode scalefactor selection info */
386 417
387 for (sb = 0; sb < sblimit; ++sb) { 418 for (sb = 0; sb < sblimit; ++sb) {
388 for (ch = 0; ch < nch; ++ch) { 419 for (ch = 0; ch < nch; ++ch) {
389 if (allocation[ch][sb]) 420 if (allocation[ch][sb])
390 scfsi[ch][sb] = mad_bit_read(&stream->ptr, 2); 421 scfsi[ch][sb] = mad_bit_read(&stream->ptr, 2);
391 } 422 }
392 } 423 }
393 424
394 /* check CRC word */ 425 /* check CRC word */
395 426
396 if (header->flags & MAD_FLAG_PROTECTION) { 427 if (header->flags & MAD_FLAG_PROTECTION) {
397 header->crc_check = 428 header->crc_check =
398 mad_bit_crc(start, mad_bit_length(&start, &stream->ptr), 429 mad_bit_crc(start, mad_bit_length(&start, &stream->ptr),
399 header->crc_check); 430 header->crc_check);
400 431
401 if (header->crc_check != header->crc_target && 432 if (header->crc_check != header->crc_target &&
402 !(frame->options & MAD_OPTION_IGNORECRC)) { 433 !(frame->options & MAD_OPTION_IGNORECRC)) {
403 stream->error = MAD_ERROR_BADCRC; 434 stream->error = MAD_ERROR_BADCRC;
404 return -1; 435 return -1;
405 } 436 }
406 } 437 }
407 438
408 /* decode scalefactors */ 439 /* decode scalefactors */
409 440
410 for (sb = 0; sb < sblimit; ++sb) { 441 for (sb = 0; sb < sblimit; ++sb) {
411 for (ch = 0; ch < nch; ++ch) { 442 for (ch = 0; ch < nch; ++ch) {
412 if (allocation[ch][sb]) { 443 if (allocation[ch][sb]) {
413 scalefactor[ch][sb][0] = mad_bit_read(&stream->ptr, 6); 444 scalefactor[ch][sb][0] = mad_bit_read(&stream->ptr, 6);
414 445
415 switch (scfsi[ch][sb]) { 446 switch (scfsi[ch][sb]) {
416 case 2: 447 case 2:
417 scalefactor[ch][sb][2] = 448 scalefactor[ch][sb][2] =
418 scalefactor[ch][sb][1] = 449 scalefactor[ch][sb][1] =
419 scalefactor[ch][sb][0]; 450 scalefactor[ch][sb][0];
420 break; 451 break;
421 452
422 case 0: 453 case 0:
423 scalefactor[ch][sb][1] = mad_bit_read(&stream->ptr, 6); 454 scalefactor[ch][sb][1] = mad_bit_read(&stream->ptr, 6);
424 /* fall through */ 455 /* fall through */
425 456
426 case 1: 457 case 1:
427 case 3: 458 case 3:
428 scalefactor[ch][sb][2] = mad_bit_read(&stream->ptr, 6); 459 scalefactor[ch][sb][2] = mad_bit_read(&stream->ptr, 6);
429 } 460 }
430 461
431 if (scfsi[ch][sb] & 1) 462 if (scfsi[ch][sb] & 1)
432 scalefactor[ch][sb][1] = scalefactor[ch][sb][scfsi[ch][sb] - 1]; 463 scalefactor[ch][sb][1] = scalefactor[ch][sb][scfsi[ch][sb] - 1];
433 464
465# if defined(OPT_STRICT)
466 /*
467 * Scalefactor index 63 does not appear in Table B.1 of
468 * ISO/IEC 11172-3. Nonetheless, other implementations accept it,
469 * so we only reject it if OPT_STRICT is defined.
470 */
434 if (scalefactor[ch][sb][0] == 63 || 471 if (scalefactor[ch][sb][0] == 63 ||
435 scalefactor[ch][sb][1] == 63 || 472 scalefactor[ch][sb][1] == 63 ||
436 scalefactor[ch][sb][2] == 63) { 473 scalefactor[ch][sb][2] == 63) {
437 stream->error = MAD_ERROR_BADSCALEFACTOR; 474 stream->error = MAD_ERROR_BADSCALEFACTOR;
438 return -1; 475 return -1;
439 } 476 }
477# endif
440 } 478 }
441 } 479 }
442 } 480 }
443 481
444 /* decode samples */ 482 /* decode samples */
445 483
446 for (gr = 0; gr < 12; ++gr) { 484 for (gr = 0; gr < 12; ++gr) {
447 for (sb = 0; sb < bound; ++sb) { 485 for (sb = 0; sb < bound; ++sb) {
448 for (ch = 0; ch < nch; ++ch) { 486 for (ch = 0; ch < nch; ++ch) {
449 if ((index = allocation[ch][sb])) { 487 if ((index = allocation[ch][sb])) {
450 index = offset_table[bitalloc_table[offsets[sb]].offset][index - 1]; 488 index = offset_table[bitalloc_table[offsets[sb]].offset][index - 1];
451 489
452 II_samples(&stream->ptr, &qc_table[index], samples); 490 II_samples(&stream->ptr, &qc_table[index], samples);
453 491
454 for (s = 0; s < 3; ++s) { 492 for (s = 0; s < 3; ++s) {
455 frame->sbsample[ch][3 * gr + s][sb] = 493 frame->sbsample[ch][3 * gr + s][sb] =
456 mad_f_mul(samples[s], sf_table[scalefactor[ch][sb][gr / 4]]); 494 mad_f_mul(samples[s], sf_table[scalefactor[ch][sb][gr / 4]]);
457 } 495 }
458 } 496 }
459 else { 497 else {
460 for (s = 0; s < 3; ++s) 498 for (s = 0; s < 3; ++s)
461 frame->sbsample[ch][3 * gr + s][sb] = 0; 499 frame->sbsample[ch][3 * gr + s][sb] = 0;
462 } 500 }
463 } 501 }
464 } 502 }
465 503
466 for (sb = bound; sb < sblimit; ++sb) { 504 for (sb = bound; sb < sblimit; ++sb) {
467 if ((index = allocation[0][sb])) { 505 if ((index = allocation[0][sb])) {
468 index = offset_table[bitalloc_table[offsets[sb]].offset][index - 1]; 506 index = offset_table[bitalloc_table[offsets[sb]].offset][index - 1];
469 507
470 II_samples(&stream->ptr, &qc_table[index], samples); 508 II_samples(&stream->ptr, &qc_table[index], samples);
471 509
472 for (ch = 0; ch < nch; ++ch) { 510 for (ch = 0; ch < nch; ++ch) {
473 for (s = 0; s < 3; ++s) { 511 for (s = 0; s < 3; ++s) {
474 frame->sbsample[ch][3 * gr + s][sb] = 512 frame->sbsample[ch][3 * gr + s][sb] =
475 mad_f_mul(samples[s], sf_table[scalefactor[ch][sb][gr / 4]]); 513 mad_f_mul(samples[s], sf_table[scalefactor[ch][sb][gr / 4]]);
476 } 514 }
477 } 515 }
478 } 516 }
479 else { 517 else {
480 for (ch = 0; ch < nch; ++ch) { 518 for (ch = 0; ch < nch; ++ch) {
481 for (s = 0; s < 3; ++s) 519 for (s = 0; s < 3; ++s)
482 frame->sbsample[ch][3 * gr + s][sb] = 0; 520 frame->sbsample[ch][3 * gr + s][sb] = 0;
483 } 521 }
484 } 522 }
485 } 523 }
486 524
487 for (ch = 0; ch < nch; ++ch) { 525 for (ch = 0; ch < nch; ++ch) {
488 for (s = 0; s < 3; ++s) { 526 for (s = 0; s < 3; ++s) {
489 for (sb = sblimit; sb < 32; ++sb) 527 for (sb = sblimit; sb < 32; ++sb)
490 frame->sbsample[ch][3 * gr + s][sb] = 0; 528 frame->sbsample[ch][3 * gr + s][sb] = 0;
491 } 529 }
492 } 530 }
493 } 531 }
494 532
495 return 0; 533 return 0;
496} 534}
diff --git a/core/multimedia/opieplayer/libmad/layer12.h b/core/multimedia/opieplayer/libmad/layer12.h
index c673726..3fe6bd8 100644
--- a/core/multimedia/opieplayer/libmad/layer12.h
+++ b/core/multimedia/opieplayer/libmad/layer12.h
@@ -1,31 +1,31 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifndef LIBMAD_LAYER12_H 22# ifndef LIBMAD_LAYER12_H
23# define LIBMAD_LAYER12_H 23# define LIBMAD_LAYER12_H
24 24
25# include "stream.h" 25# include "stream.h"
26# include "frame.h" 26# include "frame.h"
27 27
28int mad_layer_I(struct mad_stream *, struct mad_frame *); 28int mad_layer_I(struct mad_stream *, struct mad_frame *);
29int mad_layer_II(struct mad_stream *, struct mad_frame *); 29int mad_layer_II(struct mad_stream *, struct mad_frame *);
30 30
31# endif 31# endif
diff --git a/core/multimedia/opieplayer/libmad/layer3.c b/core/multimedia/opieplayer/libmad/layer3.c
index 03f13fe..3c5dd9e 100644
--- a/core/multimedia/opieplayer/libmad/layer3.c
+++ b/core/multimedia/opieplayer/libmad/layer3.c
@@ -1,99 +1,99 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifdef HAVE_CONFIG_H 22# ifdef HAVE_CONFIG_H
23# include "libmad_config.h" 23# include "libmad_config.h"
24# endif 24# endif
25 25
26# include "libmad_global.h" 26# include "libmad_global.h"
27 27
28# include <stdlib.h> 28# include <stdlib.h>
29# include <string.h> 29# include <string.h>
30 30
31# ifdef HAVE_ASSERT_H 31# ifdef HAVE_ASSERT_H
32# include <assert.h> 32# include <assert.h>
33# endif 33# endif
34 34
35# ifdef HAVE_LIMITS_H 35# ifdef HAVE_LIMITS_H
36# include <limits.h> 36# include <limits.h>
37# else 37# else
38# define CHAR_BIT 8 38# define CHAR_BIT 8
39# endif 39# endif
40 40
41# include "fixed.h" 41# include "fixed.h"
42# include "bit.h" 42# include "bit.h"
43# include "stream.h" 43# include "stream.h"
44# include "frame.h" 44# include "frame.h"
45# include "huffman.h" 45# include "huffman.h"
46# include "layer3.h" 46# include "layer3.h"
47 47
48/* --- Layer III ----------------------------------------------------------- */ 48/* --- Layer III ----------------------------------------------------------- */
49 49
50enum { 50enum {
51 count1table_select = 0x01, 51 count1table_select = 0x01,
52 scalefac_scale = 0x02, 52 scalefac_scale = 0x02,
53 preflag = 0x04, 53 preflag = 0x04,
54 mixed_block_flag = 0x08 54 mixed_block_flag = 0x08
55}; 55};
56 56
57enum { 57enum {
58 I_STEREO = 0x1, 58 I_STEREO = 0x1,
59 MS_STEREO = 0x2 59 MS_STEREO = 0x2
60}; 60};
61 61
62struct sideinfo { 62struct sideinfo {
63 unsigned int main_data_begin; 63 unsigned int main_data_begin;
64 unsigned int private_bits; 64 unsigned int private_bits;
65 65
66 unsigned char scfsi[2]; 66 unsigned char scfsi[2];
67 67
68 struct granule { 68 struct granule {
69 struct channel { 69 struct channel {
70 /* from side info */ 70 /* from side info */
71 unsigned short part2_3_length; 71 unsigned short part2_3_length;
72 unsigned short big_values; 72 unsigned short big_values;
73 unsigned short global_gain; 73 unsigned short global_gain;
74 unsigned short scalefac_compress; 74 unsigned short scalefac_compress;
75 75
76 unsigned char flags; 76 unsigned char flags;
77 unsigned char block_type; 77 unsigned char block_type;
78 unsigned char table_select[3]; 78 unsigned char table_select[3];
79 unsigned char subblock_gain[3]; 79 unsigned char subblock_gain[3];
80 unsigned char region0_count; 80 unsigned char region0_count;
81 unsigned char region1_count; 81 unsigned char region1_count;
82 82
83 /* from main_data */ 83 /* from main_data */
84 unsigned char scalefac[39];/* scalefac_l and/or scalefac_s */ 84 unsigned char scalefac[39];/* scalefac_l and/or scalefac_s */
85 } ch[2]; 85 } ch[2];
86 } gr[2]; 86 } gr[2];
87}; 87};
88 88
89/* 89/*
90 * scalefactor bit lengths 90 * scalefactor bit lengths
91 * derived from section 2.4.2.7 of ISO/IEC 11172-3 91 * derived from section 2.4.2.7 of ISO/IEC 11172-3
92 */ 92 */
93static 93static
94struct { 94struct {
95 unsigned char slen1; 95 unsigned char slen1;
96 unsigned char slen2; 96 unsigned char slen2;
97} const sflen_table[16] = { 97} const sflen_table[16] = {
98 { 0, 0 }, { 0, 1 }, { 0, 2 }, { 0, 3 }, 98 { 0, 0 }, { 0, 1 }, { 0, 2 }, { 0, 3 },
99 { 3, 0 }, { 1, 1 }, { 1, 2 }, { 1, 3 }, 99 { 3, 0 }, { 1, 1 }, { 1, 2 }, { 1, 3 },
@@ -195,366 +195,366 @@ static
195unsigned char const sfb_32000_mixed[] = { 195unsigned char const sfb_32000_mixed[] = {
196 /* long */ 4, 4, 4, 4, 4, 4, 6, 6, 196 /* long */ 4, 4, 4, 4, 4, 4, 6, 6,
197 /* short */ 4, 4, 4, 6, 6, 6, 8, 8, 8, 12, 197 /* short */ 4, 4, 4, 6, 6, 6, 8, 8, 8, 12,
198 12, 12, 16, 16, 16, 20, 20, 20, 26, 26, 198 12, 12, 16, 16, 16, 20, 20, 20, 26, 26,
199 26, 34, 34, 34, 42, 42, 42, 12, 12, 12 199 26, 34, 34, 34, 42, 42, 42, 12, 12, 12
200}; 200};
201 201
202/* 202/*
203 * MPEG-2 scalefactor band widths 203 * MPEG-2 scalefactor band widths
204 * derived from Table B.2 of ISO/IEC 13818-3 204 * derived from Table B.2 of ISO/IEC 13818-3
205 */ 205 */
206static 206static
207unsigned char const sfb_24000_long[] = { 207unsigned char const sfb_24000_long[] = {
208 6, 6, 6, 6, 6, 6, 8, 10, 12, 14, 16, 208 6, 6, 6, 6, 6, 6, 8, 10, 12, 14, 16,
209 18, 22, 26, 32, 38, 46, 54, 62, 70, 76, 36 209 18, 22, 26, 32, 38, 46, 54, 62, 70, 76, 36
210}; 210};
211 211
212static 212static
213unsigned char const sfb_22050_long[] = { 213unsigned char const sfb_22050_long[] = {
214 6, 6, 6, 6, 6, 6, 8, 10, 12, 14, 16, 214 6, 6, 6, 6, 6, 6, 8, 10, 12, 14, 16,
215 20, 24, 28, 32, 38, 46, 52, 60, 68, 58, 54 215 20, 24, 28, 32, 38, 46, 52, 60, 68, 58, 54
216}; 216};
217 217
218# define sfb_16000_long sfb_22050_long 218# define sfb_16000_long sfb_22050_long
219 219
220static 220static
221unsigned char const sfb_24000_short[] = { 221unsigned char const sfb_24000_short[] = {
222 4, 4, 4, 4, 4, 4, 4, 4, 4, 6, 6, 6, 8, 222 4, 4, 4, 4, 4, 4, 4, 4, 4, 6, 6, 6, 8,
223 8, 8, 10, 10, 10, 12, 12, 12, 14, 14, 14, 18, 18, 223 8, 8, 10, 10, 10, 12, 12, 12, 14, 14, 14, 18, 18,
224 18, 24, 24, 24, 32, 32, 32, 44, 44, 44, 12, 12, 12 224 18, 24, 24, 24, 32, 32, 32, 44, 44, 44, 12, 12, 12
225}; 225};
226 226
227static 227static
228unsigned char const sfb_22050_short[] = { 228unsigned char const sfb_22050_short[] = {
229 4, 4, 4, 4, 4, 4, 4, 4, 4, 6, 6, 6, 6, 229 4, 4, 4, 4, 4, 4, 4, 4, 4, 6, 6, 6, 6,
230 6, 6, 8, 8, 8, 10, 10, 10, 14, 14, 14, 18, 18, 230 6, 6, 8, 8, 8, 10, 10, 10, 14, 14, 14, 18, 18,
231 18, 26, 26, 26, 32, 32, 32, 42, 42, 42, 18, 18, 18 231 18, 26, 26, 26, 32, 32, 32, 42, 42, 42, 18, 18, 18
232}; 232};
233 233
234static 234static
235unsigned char const sfb_16000_short[] = { 235unsigned char const sfb_16000_short[] = {
236 4, 4, 4, 4, 4, 4, 4, 4, 4, 6, 6, 6, 8, 236 4, 4, 4, 4, 4, 4, 4, 4, 4, 6, 6, 6, 8,
237 8, 8, 10, 10, 10, 12, 12, 12, 14, 14, 14, 18, 18, 237 8, 8, 10, 10, 10, 12, 12, 12, 14, 14, 14, 18, 18,
238 18, 24, 24, 24, 30, 30, 30, 40, 40, 40, 18, 18, 18 238 18, 24, 24, 24, 30, 30, 30, 40, 40, 40, 18, 18, 18
239}; 239};
240 240
241static 241static
242unsigned char const sfb_24000_mixed[] = { 242unsigned char const sfb_24000_mixed[] = {
243 /* long */ 6, 6, 6, 6, 6, 6, 243 /* long */ 6, 6, 6, 6, 6, 6,
244 /* short */ 6, 6, 6, 8, 8, 8, 10, 10, 10, 12, 244 /* short */ 6, 6, 6, 8, 8, 8, 10, 10, 10, 12,
245 12, 12, 14, 14, 14, 18, 18, 18, 24, 24, 245 12, 12, 14, 14, 14, 18, 18, 18, 24, 24,
246 24, 32, 32, 32, 44, 44, 44, 12, 12, 12 246 24, 32, 32, 32, 44, 44, 44, 12, 12, 12
247}; 247};
248 248
249static 249static
250unsigned char const sfb_22050_mixed[] = { 250unsigned char const sfb_22050_mixed[] = {
251 /* long */ 6, 6, 6, 6, 6, 6, 251 /* long */ 6, 6, 6, 6, 6, 6,
252 /* short */ 6, 6, 6, 6, 6, 6, 8, 8, 8, 10, 252 /* short */ 6, 6, 6, 6, 6, 6, 8, 8, 8, 10,
253 10, 10, 14, 14, 14, 18, 18, 18, 26, 26, 253 10, 10, 14, 14, 14, 18, 18, 18, 26, 26,
254 26, 32, 32, 32, 42, 42, 42, 18, 18, 18 254 26, 32, 32, 32, 42, 42, 42, 18, 18, 18
255}; 255};
256 256
257static 257static
258unsigned char const sfb_16000_mixed[] = { 258unsigned char const sfb_16000_mixed[] = {
259 /* long */ 6, 6, 6, 6, 6, 6, 259 /* long */ 6, 6, 6, 6, 6, 6,
260 /* short */ 6, 6, 6, 8, 8, 8, 10, 10, 10, 12, 260 /* short */ 6, 6, 6, 8, 8, 8, 10, 10, 10, 12,
261 12, 12, 14, 14, 14, 18, 18, 18, 24, 24, 261 12, 12, 14, 14, 14, 18, 18, 18, 24, 24,
262 24, 30, 30, 30, 40, 40, 40, 18, 18, 18 262 24, 30, 30, 30, 40, 40, 40, 18, 18, 18
263}; 263};
264 264
265/* 265/*
266 * MPEG 2.5 scalefactor band widths 266 * MPEG 2.5 scalefactor band widths
267 * derived from public sources 267 * derived from public sources
268 */ 268 */
269# define sfb_12000_long sfb_16000_long 269# define sfb_12000_long sfb_16000_long
270# define sfb_11025_long sfb_12000_long 270# define sfb_11025_long sfb_12000_long
271 271
272static 272static
273unsigned char const sfb_8000_long[] = { 273unsigned char const sfb_8000_long[] = {
274 12, 12, 12, 12, 12, 12, 16, 20, 24, 28, 32, 274 12, 12, 12, 12, 12, 12, 16, 20, 24, 28, 32,
275 40, 48, 56, 64, 76, 90, 2, 2, 2, 2, 2 275 40, 48, 56, 64, 76, 90, 2, 2, 2, 2, 2
276}; 276};
277 277
278# define sfb_12000_short sfb_16000_short 278# define sfb_12000_short sfb_16000_short
279# define sfb_11025_short sfb_12000_short 279# define sfb_11025_short sfb_12000_short
280 280
281static 281static
282unsigned char const sfb_8000_short[] = { 282unsigned char const sfb_8000_short[] = {
283 8, 8, 8, 8, 8, 8, 8, 8, 8, 12, 12, 12, 16, 283 8, 8, 8, 8, 8, 8, 8, 8, 8, 12, 12, 12, 16,
284 16, 16, 20, 20, 20, 24, 24, 24, 28, 28, 28, 36, 36, 284 16, 16, 20, 20, 20, 24, 24, 24, 28, 28, 28, 36, 36,
285 36, 2, 2, 2, 2, 2, 2, 2, 2, 2, 26, 26, 26 285 36, 2, 2, 2, 2, 2, 2, 2, 2, 2, 26, 26, 26
286}; 286};
287 287
288# define sfb_12000_mixed sfb_16000_mixed 288# define sfb_12000_mixed sfb_16000_mixed
289# define sfb_11025_mixed sfb_12000_mixed 289# define sfb_11025_mixed sfb_12000_mixed
290 290
291/* the 8000 Hz short block scalefactor bands do not break after the first 36 291/* the 8000 Hz short block scalefactor bands do not break after
292 frequency lines, so this is probably wrong */ 292 the first 36 frequency lines, so this is probably wrong */
293static 293static
294unsigned char const sfb_8000_mixed[] = { 294unsigned char const sfb_8000_mixed[] = {
295 /* long */ 12, 12, 12, 295 /* long */ 12, 12, 12,
296 /* short */ 4, 4, 4, 8, 8, 8, 12, 12, 12, 16, 16, 16, 296 /* short */ 4, 4, 4, 8, 8, 8, 12, 12, 12, 16, 16, 16,
297 20, 20, 20, 24, 24, 24, 28, 28, 28, 36, 36, 36, 297 20, 20, 20, 24, 24, 24, 28, 28, 28, 36, 36, 36,
298 2, 2, 2, 2, 2, 2, 2, 2, 2, 26, 26, 26 298 2, 2, 2, 2, 2, 2, 2, 2, 2, 26, 26, 26
299}; 299};
300 300
301static 301static
302struct { 302struct {
303 unsigned char const *l; 303 unsigned char const *l;
304 unsigned char const *s; 304 unsigned char const *s;
305 unsigned char const *m; 305 unsigned char const *m;
306} const sfbwidth_table[9] = { 306} const sfbwidth_table[9] = {
307 { sfb_48000_long, sfb_48000_short, sfb_48000_mixed }, 307 { sfb_48000_long, sfb_48000_short, sfb_48000_mixed },
308 { sfb_44100_long, sfb_44100_short, sfb_44100_mixed }, 308 { sfb_44100_long, sfb_44100_short, sfb_44100_mixed },
309 { sfb_32000_long, sfb_32000_short, sfb_32000_mixed }, 309 { sfb_32000_long, sfb_32000_short, sfb_32000_mixed },
310 { sfb_24000_long, sfb_24000_short, sfb_24000_mixed }, 310 { sfb_24000_long, sfb_24000_short, sfb_24000_mixed },
311 { sfb_22050_long, sfb_22050_short, sfb_22050_mixed }, 311 { sfb_22050_long, sfb_22050_short, sfb_22050_mixed },
312 { sfb_16000_long, sfb_16000_short, sfb_16000_mixed }, 312 { sfb_16000_long, sfb_16000_short, sfb_16000_mixed },
313 { sfb_12000_long, sfb_12000_short, sfb_12000_mixed }, 313 { sfb_12000_long, sfb_12000_short, sfb_12000_mixed },
314 { sfb_11025_long, sfb_11025_short, sfb_11025_mixed }, 314 { sfb_11025_long, sfb_11025_short, sfb_11025_mixed },
315 { sfb_8000_long, sfb_8000_short, sfb_8000_mixed } 315 { sfb_8000_long, sfb_8000_short, sfb_8000_mixed }
316}; 316};
317 317
318/* 318/*
319 * scalefactor band preemphasis (used only when preflag is set) 319 * scalefactor band preemphasis (used only when preflag is set)
320 * derived from Table B.6 of ISO/IEC 11172-3 320 * derived from Table B.6 of ISO/IEC 11172-3
321 */ 321 */
322static 322static
323unsigned char const pretab[22] = { 323unsigned char const pretab[22] = {
324 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 3, 3, 3, 2, 0 324 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 3, 3, 3, 2, 0
325}; 325};
326 326
327/* 327/*
328 * table for requantization 328 * table for requantization
329 * 329 *
330 * rq_table[x].mantissa * 2^(rq_table[x].exponent) = x^(4/3) 330 * rq_table[x].mantissa * 2^(rq_table[x].exponent) = x^(4/3)
331 */ 331 */
332static 332static
333struct fixedfloat { 333struct fixedfloat {
334 unsigned long mantissa : 27; 334 unsigned long mantissa : 27;
335 unsigned short exponent : 5; 335 unsigned short exponent : 5;
336} const rq_table[8207] = { 336} const rq_table[8207] = {
337# include "rq_table.dat" 337# include "rq_table.dat"
338}; 338};
339 339
340/* 340/*
341 * fractional powers of two 341 * fractional powers of two
342 * used for requantization and joint stereo decoding 342 * used for requantization and joint stereo decoding
343 * 343 *
344 * root_table[3 + x] = 2^(x/4) 344 * root_table[3 + x] = 2^(x/4)
345 */ 345 */
346static 346static
347mad_fixed_t const root_table[7] = { 347mad_fixed_t const root_table[7] = {
348 MAD_F(0x09837f05) /* 2^(-3/4) == 0.59460355750136 */, 348 MAD_F(0x09837f05) /* 2^(-3/4) == 0.59460355750136 */,
349 MAD_F(0x0b504f33) /* 2^(-2/4) == 0.70710678118655 */, 349 MAD_F(0x0b504f33) /* 2^(-2/4) == 0.70710678118655 */,
350 MAD_F(0x0d744fcd) /* 2^(-1/4) == 0.84089641525371 */, 350 MAD_F(0x0d744fcd) /* 2^(-1/4) == 0.84089641525371 */,
351 MAD_F(0x10000000) /* 2^( 0/4) == 1.00000000000000 */, 351 MAD_F(0x10000000) /* 2^( 0/4) == 1.00000000000000 */,
352 MAD_F(0x1306fe0a) /* 2^(+1/4) == 1.18920711500272 */, 352 MAD_F(0x1306fe0a) /* 2^(+1/4) == 1.18920711500272 */,
353 MAD_F(0x16a09e66) /* 2^(+2/4) == 1.41421356237310 */, 353 MAD_F(0x16a09e66) /* 2^(+2/4) == 1.41421356237310 */,
354 MAD_F(0x1ae89f99) /* 2^(+3/4) == 1.68179283050743 */ 354 MAD_F(0x1ae89f99) /* 2^(+3/4) == 1.68179283050743 */
355}; 355};
356 356
357/* 357/*
358 * coefficients for aliasing reduction 358 * coefficients for aliasing reduction
359 * derived from Table B.9 of ISO/IEC 11172-3 359 * derived from Table B.9 of ISO/IEC 11172-3
360 * 360 *
361 * c[] = { -0.6, -0.535, -0.33, -0.185, -0.095, -0.041, -0.0142, -0.0037 } 361 * c[] = { -0.6, -0.535, -0.33, -0.185, -0.095, -0.041, -0.0142, -0.0037 }
362 * cs[i] = 1 / sqrt(1 + c[i]^2) 362 * cs[i] = 1 / sqrt(1 + c[i]^2)
363 * ca[i] = c[i] / sqrt(1 + c[i]^2) 363 * ca[i] = c[i] / sqrt(1 + c[i]^2)
364 */ 364 */
365static 365static
366mad_fixed_t const cs[8] = { 366mad_fixed_t const cs[8] = {
367 +MAD_F(0x0db84a81) /* +0.857492926 */, +MAD_F(0x0e1b9d7f) /* +0.881741997 */, 367 +MAD_F(0x0db84a81) /* +0.857492926 */, +MAD_F(0x0e1b9d7f) /* +0.881741997 */,
368 +MAD_F(0x0f31adcf) /* +0.949628649 */, +MAD_F(0x0fbba815) /* +0.983314592 */, 368 +MAD_F(0x0f31adcf) /* +0.949628649 */, +MAD_F(0x0fbba815) /* +0.983314592 */,
369 +MAD_F(0x0feda417) /* +0.995517816 */, +MAD_F(0x0ffc8fc8) /* +0.999160558 */, 369 +MAD_F(0x0feda417) /* +0.995517816 */, +MAD_F(0x0ffc8fc8) /* +0.999160558 */,
370 +MAD_F(0x0fff964c) /* +0.999899195 */, +MAD_F(0x0ffff8d3) /* +0.999993155 */ 370 +MAD_F(0x0fff964c) /* +0.999899195 */, +MAD_F(0x0ffff8d3) /* +0.999993155 */
371}; 371};
372 372
373static 373static
374mad_fixed_t const ca[8] = { 374mad_fixed_t const ca[8] = {
375 -MAD_F(0x083b5fe7) /* -0.514495755 */, -MAD_F(0x078c36d2) /* -0.471731969 */, 375 -MAD_F(0x083b5fe7) /* -0.514495755 */, -MAD_F(0x078c36d2) /* -0.471731969 */,
376 -MAD_F(0x05039814) /* -0.313377454 */, -MAD_F(0x02e91dd1) /* -0.181913200 */, 376 -MAD_F(0x05039814) /* -0.313377454 */, -MAD_F(0x02e91dd1) /* -0.181913200 */,
377 -MAD_F(0x0183603a) /* -0.094574193 */, -MAD_F(0x00a7cb87) /* -0.040965583 */, 377 -MAD_F(0x0183603a) /* -0.094574193 */, -MAD_F(0x00a7cb87) /* -0.040965583 */,
378 -MAD_F(0x003a2847) /* -0.014198569 */, -MAD_F(0x000f27b4) /* -0.003699975 */ 378 -MAD_F(0x003a2847) /* -0.014198569 */, -MAD_F(0x000f27b4) /* -0.003699975 */
379}; 379};
380 380
381/* 381/*
382 * IMDCT coefficients for short blocks 382 * IMDCT coefficients for short blocks
383 * derived from section 2.4.3.4.10.2 of ISO/IEC 11172-3 383 * derived from section 2.4.3.4.10.2 of ISO/IEC 11172-3
384 * 384 *
385 * imdct_s[i/even][k] = cos((PI / 24) * (2 * (i / 2) + 7) * (2 * k + 1)) 385 * imdct_s[i/even][k] = cos((PI / 24) * (2 * (i / 2) + 7) * (2 * k + 1))
386 * imdct_s[i /odd][k] = cos((PI / 24) * (2 * (6 + (i-1)/2) + 7) * (2 * k + 1)) 386 * imdct_s[i /odd][k] = cos((PI / 24) * (2 * (6 + (i-1)/2) + 7) * (2 * k + 1))
387 */ 387 */
388static 388static
389mad_fixed_t const imdct_s[6][6] = { 389mad_fixed_t const imdct_s[6][6] = {
390# include "imdct_s.dat" 390# include "imdct_s.dat"
391}; 391};
392 392
393# if !defined(ASO_IMDCT) 393# if !defined(ASO_IMDCT)
394/* 394/*
395 * windowing coefficients for long blocks 395 * windowing coefficients for long blocks
396 * derived from section 2.4.3.4.10.3 of ISO/IEC 11172-3 396 * derived from section 2.4.3.4.10.3 of ISO/IEC 11172-3
397 * 397 *
398 * window_l[i] = sin((PI / 36) * (i + 1/2)) 398 * window_l[i] = sin((PI / 36) * (i + 1/2))
399 */ 399 */
400static 400static
401mad_fixed_t const window_l[36] = { 401mad_fixed_t const window_l[36] = {
402 MAD_F(0x00b2aa3e) /* 0.043619387 */, MAD_F(0x0216a2a2) /* 0.130526192 */, 402 MAD_F(0x00b2aa3e) /* 0.043619387 */, MAD_F(0x0216a2a2) /* 0.130526192 */,
403 MAD_F(0x03768962) /* 0.216439614 */, MAD_F(0x04cfb0e2) /* 0.300705800 */, 403 MAD_F(0x03768962) /* 0.216439614 */, MAD_F(0x04cfb0e2) /* 0.300705800 */,
404 MAD_F(0x061f78aa) /* 0.382683432 */, MAD_F(0x07635284) /* 0.461748613 */, 404 MAD_F(0x061f78aa) /* 0.382683432 */, MAD_F(0x07635284) /* 0.461748613 */,
405 MAD_F(0x0898c779) /* 0.537299608 */, MAD_F(0x09bd7ca0) /* 0.608761429 */, 405 MAD_F(0x0898c779) /* 0.537299608 */, MAD_F(0x09bd7ca0) /* 0.608761429 */,
406 MAD_F(0x0acf37ad) /* 0.675590208 */, MAD_F(0x0bcbe352) /* 0.737277337 */, 406 MAD_F(0x0acf37ad) /* 0.675590208 */, MAD_F(0x0bcbe352) /* 0.737277337 */,
407 MAD_F(0x0cb19346) /* 0.793353340 */, MAD_F(0x0d7e8807) /* 0.843391446 */, 407 MAD_F(0x0cb19346) /* 0.793353340 */, MAD_F(0x0d7e8807) /* 0.843391446 */,
408 408
409 MAD_F(0x0e313245) /* 0.887010833 */, MAD_F(0x0ec835e8) /* 0.923879533 */, 409 MAD_F(0x0e313245) /* 0.887010833 */, MAD_F(0x0ec835e8) /* 0.923879533 */,
410 MAD_F(0x0f426cb5) /* 0.953716951 */, MAD_F(0x0f9ee890) /* 0.976296007 */, 410 MAD_F(0x0f426cb5) /* 0.953716951 */, MAD_F(0x0f9ee890) /* 0.976296007 */,
411 MAD_F(0x0fdcf549) /* 0.991444861 */, MAD_F(0x0ffc19fd) /* 0.999048222 */, 411 MAD_F(0x0fdcf549) /* 0.991444861 */, MAD_F(0x0ffc19fd) /* 0.999048222 */,
412 MAD_F(0x0ffc19fd) /* 0.999048222 */, MAD_F(0x0fdcf549) /* 0.991444861 */, 412 MAD_F(0x0ffc19fd) /* 0.999048222 */, MAD_F(0x0fdcf549) /* 0.991444861 */,
413 MAD_F(0x0f9ee890) /* 0.976296007 */, MAD_F(0x0f426cb5) /* 0.953716951 */, 413 MAD_F(0x0f9ee890) /* 0.976296007 */, MAD_F(0x0f426cb5) /* 0.953716951 */,
414 MAD_F(0x0ec835e8) /* 0.923879533 */, MAD_F(0x0e313245) /* 0.887010833 */, 414 MAD_F(0x0ec835e8) /* 0.923879533 */, MAD_F(0x0e313245) /* 0.887010833 */,
415 415
416 MAD_F(0x0d7e8807) /* 0.843391446 */, MAD_F(0x0cb19346) /* 0.793353340 */, 416 MAD_F(0x0d7e8807) /* 0.843391446 */, MAD_F(0x0cb19346) /* 0.793353340 */,
417 MAD_F(0x0bcbe352) /* 0.737277337 */, MAD_F(0x0acf37ad) /* 0.675590208 */, 417 MAD_F(0x0bcbe352) /* 0.737277337 */, MAD_F(0x0acf37ad) /* 0.675590208 */,
418 MAD_F(0x09bd7ca0) /* 0.608761429 */, MAD_F(0x0898c779) /* 0.537299608 */, 418 MAD_F(0x09bd7ca0) /* 0.608761429 */, MAD_F(0x0898c779) /* 0.537299608 */,
419 MAD_F(0x07635284) /* 0.461748613 */, MAD_F(0x061f78aa) /* 0.382683432 */, 419 MAD_F(0x07635284) /* 0.461748613 */, MAD_F(0x061f78aa) /* 0.382683432 */,
420 MAD_F(0x04cfb0e2) /* 0.300705800 */, MAD_F(0x03768962) /* 0.216439614 */, 420 MAD_F(0x04cfb0e2) /* 0.300705800 */, MAD_F(0x03768962) /* 0.216439614 */,
421 MAD_F(0x0216a2a2) /* 0.130526192 */, MAD_F(0x00b2aa3e) /* 0.043619387 */, 421 MAD_F(0x0216a2a2) /* 0.130526192 */, MAD_F(0x00b2aa3e) /* 0.043619387 */,
422}; 422};
423# endif /* ASO_IMDCT */ 423# endif /* ASO_IMDCT */
424 424
425/* 425/*
426 * windowing coefficients for short blocks 426 * windowing coefficients for short blocks
427 * derived from section 2.4.3.4.10.3 of ISO/IEC 11172-3 427 * derived from section 2.4.3.4.10.3 of ISO/IEC 11172-3
428 * 428 *
429 * window_s[i] = sin((PI / 12) * (i + 1/2)) 429 * window_s[i] = sin((PI / 12) * (i + 1/2))
430 */ 430 */
431static 431static
432mad_fixed_t const window_s[12] = { 432mad_fixed_t const window_s[12] = {
433 MAD_F(0x0216a2a2) /* 0.130526192 */, MAD_F(0x061f78aa) /* 0.382683432 */, 433 MAD_F(0x0216a2a2) /* 0.130526192 */, MAD_F(0x061f78aa) /* 0.382683432 */,
434 MAD_F(0x09bd7ca0) /* 0.608761429 */, MAD_F(0x0cb19346) /* 0.793353340 */, 434 MAD_F(0x09bd7ca0) /* 0.608761429 */, MAD_F(0x0cb19346) /* 0.793353340 */,
435 MAD_F(0x0ec835e8) /* 0.923879533 */, MAD_F(0x0fdcf549) /* 0.991444861 */, 435 MAD_F(0x0ec835e8) /* 0.923879533 */, MAD_F(0x0fdcf549) /* 0.991444861 */,
436 MAD_F(0x0fdcf549) /* 0.991444861 */, MAD_F(0x0ec835e8) /* 0.923879533 */, 436 MAD_F(0x0fdcf549) /* 0.991444861 */, MAD_F(0x0ec835e8) /* 0.923879533 */,
437 MAD_F(0x0cb19346) /* 0.793353340 */, MAD_F(0x09bd7ca0) /* 0.608761429 */, 437 MAD_F(0x0cb19346) /* 0.793353340 */, MAD_F(0x09bd7ca0) /* 0.608761429 */,
438 MAD_F(0x061f78aa) /* 0.382683432 */, MAD_F(0x0216a2a2) /* 0.130526192 */, 438 MAD_F(0x061f78aa) /* 0.382683432 */, MAD_F(0x0216a2a2) /* 0.130526192 */,
439}; 439};
440 440
441/* 441/*
442 * coefficients for intensity stereo processing 442 * coefficients for intensity stereo processing
443 * derived from section 2.4.3.4.9.3 of ISO/IEC 11172-3 443 * derived from section 2.4.3.4.9.3 of ISO/IEC 11172-3
444 * 444 *
445 * is_ratio[i] = tan(i * (PI / 12)) 445 * is_ratio[i] = tan(i * (PI / 12))
446 * is_table[i] = is_ratio[i] / (1 + is_ratio[i]) 446 * is_table[i] = is_ratio[i] / (1 + is_ratio[i])
447 */ 447 */
448static 448static
449mad_fixed_t const is_table[7] = { 449mad_fixed_t const is_table[7] = {
450 MAD_F(0x00000000) /* 0.000000000 */, 450 MAD_F(0x00000000) /* 0.000000000 */,
451 MAD_F(0x0361962f) /* 0.211324865 */, 451 MAD_F(0x0361962f) /* 0.211324865 */,
452 MAD_F(0x05db3d74) /* 0.366025404 */, 452 MAD_F(0x05db3d74) /* 0.366025404 */,
453 MAD_F(0x08000000) /* 0.500000000 */, 453 MAD_F(0x08000000) /* 0.500000000 */,
454 MAD_F(0x0a24c28c) /* 0.633974596 */, 454 MAD_F(0x0a24c28c) /* 0.633974596 */,
455 MAD_F(0x0c9e69d1) /* 0.788675135 */, 455 MAD_F(0x0c9e69d1) /* 0.788675135 */,
456 MAD_F(0x10000000) /* 1.000000000 */ 456 MAD_F(0x10000000) /* 1.000000000 */
457}; 457};
458 458
459/* 459/*
460 * coefficients for LSF intensity stereo processing 460 * coefficients for LSF intensity stereo processing
461 * derived from section 2.4.3.2 of ISO/IEC 13818-3 461 * derived from section 2.4.3.2 of ISO/IEC 13818-3
462 * 462 *
463 * is_lsf_table[0][i] = (1 / sqrt(sqrt(2)))^(i + 1) 463 * is_lsf_table[0][i] = (1 / sqrt(sqrt(2)))^(i + 1)
464 * is_lsf_table[1][i] = (1 / sqrt(2))^(i + 1) 464 * is_lsf_table[1][i] = (1 / sqrt(2)) ^(i + 1)
465 */ 465 */
466static 466static
467mad_fixed_t const is_lsf_table[2][15] = { 467mad_fixed_t const is_lsf_table[2][15] = {
468 { 468 {
469 MAD_F(0x0d744fcd) /* 0.840896415 */, 469 MAD_F(0x0d744fcd) /* 0.840896415 */,
470 MAD_F(0x0b504f33) /* 0.707106781 */, 470 MAD_F(0x0b504f33) /* 0.707106781 */,
471 MAD_F(0x09837f05) /* 0.594603558 */, 471 MAD_F(0x09837f05) /* 0.594603558 */,
472 MAD_F(0x08000000) /* 0.500000000 */, 472 MAD_F(0x08000000) /* 0.500000000 */,
473 MAD_F(0x06ba27e6) /* 0.420448208 */, 473 MAD_F(0x06ba27e6) /* 0.420448208 */,
474 MAD_F(0x05a8279a) /* 0.353553391 */, 474 MAD_F(0x05a8279a) /* 0.353553391 */,
475 MAD_F(0x04c1bf83) /* 0.297301779 */, 475 MAD_F(0x04c1bf83) /* 0.297301779 */,
476 MAD_F(0x04000000) /* 0.250000000 */, 476 MAD_F(0x04000000) /* 0.250000000 */,
477 MAD_F(0x035d13f3) /* 0.210224104 */, 477 MAD_F(0x035d13f3) /* 0.210224104 */,
478 MAD_F(0x02d413cd) /* 0.176776695 */, 478 MAD_F(0x02d413cd) /* 0.176776695 */,
479 MAD_F(0x0260dfc1) /* 0.148650889 */, 479 MAD_F(0x0260dfc1) /* 0.148650889 */,
480 MAD_F(0x02000000) /* 0.125000000 */, 480 MAD_F(0x02000000) /* 0.125000000 */,
481 MAD_F(0x01ae89fa) /* 0.105112052 */, 481 MAD_F(0x01ae89fa) /* 0.105112052 */,
482 MAD_F(0x016a09e6) /* 0.088388348 */, 482 MAD_F(0x016a09e6) /* 0.088388348 */,
483 MAD_F(0x01306fe1) /* 0.074325445 */ 483 MAD_F(0x01306fe1) /* 0.074325445 */
484 }, { 484 }, {
485 MAD_F(0x0b504f33) /* 0.707106781 */, 485 MAD_F(0x0b504f33) /* 0.707106781 */,
486 MAD_F(0x08000000) /* 0.500000000 */, 486 MAD_F(0x08000000) /* 0.500000000 */,
487 MAD_F(0x05a8279a) /* 0.353553391 */, 487 MAD_F(0x05a8279a) /* 0.353553391 */,
488 MAD_F(0x04000000) /* 0.250000000 */, 488 MAD_F(0x04000000) /* 0.250000000 */,
489 MAD_F(0x02d413cd) /* 0.176776695 */, 489 MAD_F(0x02d413cd) /* 0.176776695 */,
490 MAD_F(0x02000000) /* 0.125000000 */, 490 MAD_F(0x02000000) /* 0.125000000 */,
491 MAD_F(0x016a09e6) /* 0.088388348 */, 491 MAD_F(0x016a09e6) /* 0.088388348 */,
492 MAD_F(0x01000000) /* 0.062500000 */, 492 MAD_F(0x01000000) /* 0.062500000 */,
493 MAD_F(0x00b504f3) /* 0.044194174 */, 493 MAD_F(0x00b504f3) /* 0.044194174 */,
494 MAD_F(0x00800000) /* 0.031250000 */, 494 MAD_F(0x00800000) /* 0.031250000 */,
495 MAD_F(0x005a827a) /* 0.022097087 */, 495 MAD_F(0x005a827a) /* 0.022097087 */,
496 MAD_F(0x00400000) /* 0.015625000 */, 496 MAD_F(0x00400000) /* 0.015625000 */,
497 MAD_F(0x002d413d) /* 0.011048543 */, 497 MAD_F(0x002d413d) /* 0.011048543 */,
498 MAD_F(0x00200000) /* 0.007812500 */, 498 MAD_F(0x00200000) /* 0.007812500 */,
499 MAD_F(0x0016a09e) /* 0.005524272 */ 499 MAD_F(0x0016a09e) /* 0.005524272 */
500 } 500 }
501}; 501};
502 502
503/* 503/*
504 * NAME:III_sideinfo() 504 * NAME:III_sideinfo()
505 * DESCRIPTION:decode frame side information from a bitstream 505 * DESCRIPTION:decode frame side information from a bitstream
506 */ 506 */
507static 507static
508enum mad_error III_sideinfo(struct mad_bitptr *ptr, unsigned int nch, 508enum mad_error III_sideinfo(struct mad_bitptr *ptr, unsigned int nch,
509 int lsf, struct sideinfo *si, 509 int lsf, struct sideinfo *si,
510 unsigned int *data_bitlen, 510 unsigned int *data_bitlen,
511 unsigned int *priv_bitlen) 511 unsigned int *priv_bitlen)
512{ 512{
513 unsigned int ngr, gr, ch, i; 513 unsigned int ngr, gr, ch, i;
514 enum mad_error result = MAD_ERROR_NONE; 514 enum mad_error result = MAD_ERROR_NONE;
515 515
516 *data_bitlen = 0; 516 *data_bitlen = 0;
517 *priv_bitlen = lsf ? ((nch == 1) ? 1 : 2) : ((nch == 1) ? 5 : 3); 517 *priv_bitlen = lsf ? ((nch == 1) ? 1 : 2) : ((nch == 1) ? 5 : 3);
518 518
519 si->main_data_begin = mad_bit_read(ptr, lsf ? 8 : 9); 519 si->main_data_begin = mad_bit_read(ptr, lsf ? 8 : 9);
520 si->private_bits = mad_bit_read(ptr, *priv_bitlen); 520 si->private_bits = mad_bit_read(ptr, *priv_bitlen);
521 521
522 ngr = 1; 522 ngr = 1;
523 if (!lsf) { 523 if (!lsf) {
524 ngr = 2; 524 ngr = 2;
525 525
526 for (ch = 0; ch < nch; ++ch) 526 for (ch = 0; ch < nch; ++ch)
527 si->scfsi[ch] = mad_bit_read(ptr, 4); 527 si->scfsi[ch] = mad_bit_read(ptr, 4);
528 } 528 }
529 529
530 for (gr = 0; gr < ngr; ++gr) { 530 for (gr = 0; gr < ngr; ++gr) {
531 struct granule *granule = &si->gr[gr]; 531 struct granule *granule = &si->gr[gr];
532 532
533 for (ch = 0; ch < nch; ++ch) { 533 for (ch = 0; ch < nch; ++ch) {
534 struct channel *channel = &granule->ch[ch]; 534 struct channel *channel = &granule->ch[ch];
535 535
536 channel->part2_3_length = mad_bit_read(ptr, 12); 536 channel->part2_3_length = mad_bit_read(ptr, 12);
537 channel->big_values = mad_bit_read(ptr, 9); 537 channel->big_values = mad_bit_read(ptr, 9);
538 channel->global_gain = mad_bit_read(ptr, 8); 538 channel->global_gain = mad_bit_read(ptr, 8);
539 channel->scalefac_compress = mad_bit_read(ptr, lsf ? 9 : 4); 539 channel->scalefac_compress = mad_bit_read(ptr, lsf ? 9 : 4);
540 540
541 *data_bitlen += channel->part2_3_length; 541 *data_bitlen += channel->part2_3_length;
542 542
543 if (channel->big_values > 288 && result == 0) 543 if (channel->big_values > 288 && result == 0)
544 result = MAD_ERROR_BADBIGVALUES; 544 result = MAD_ERROR_BADBIGVALUES;
545 545
546 channel->flags = 0; 546 channel->flags = 0;
547 547
548 /* window_switching_flag */ 548 /* window_switching_flag */
549 if (mad_bit_read(ptr, 1)) { 549 if (mad_bit_read(ptr, 1)) {
550 channel->block_type = mad_bit_read(ptr, 2); 550 channel->block_type = mad_bit_read(ptr, 2);
551 551
552 if (channel->block_type == 0 && result == 0) 552 if (channel->block_type == 0 && result == 0)
553 result = MAD_ERROR_BADBLOCKTYPE; 553 result = MAD_ERROR_BADBLOCKTYPE;
554 554
555 if (!lsf && channel->block_type == 2 && si->scfsi[ch] && result == 0) 555 if (!lsf && channel->block_type == 2 && si->scfsi[ch] && result == 0)
556 result = MAD_ERROR_BADSCFSI; 556 result = MAD_ERROR_BADSCFSI;
557 557
558 channel->region0_count = 7; 558 channel->region0_count = 7;
559 channel->region1_count = 36; 559 channel->region1_count = 36;
560 560
@@ -1482,192 +1482,379 @@ enum mad_error III_stereo(mad_fixed_t xr[2][576],
1482 n = sfbwidth[sfbi]; 1482 n = sfbwidth[sfbi];
1483 1483
1484 if (!(modes[sfbi] & I_STEREO)) 1484 if (!(modes[sfbi] & I_STEREO))
1485 continue; 1485 continue;
1486 1486
1487 is_pos = right_ch->scalefac[sfbi]; 1487 is_pos = right_ch->scalefac[sfbi];
1488 1488
1489 if (is_pos >= 7) { /* illegal intensity position */ 1489 if (is_pos >= 7) { /* illegal intensity position */
1490 modes[sfbi] &= ~I_STEREO; 1490 modes[sfbi] &= ~I_STEREO;
1491 continue; 1491 continue;
1492 } 1492 }
1493 1493
1494 for (i = 0; i < n; ++i) { 1494 for (i = 0; i < n; ++i) {
1495 register mad_fixed_t left; 1495 register mad_fixed_t left;
1496 1496
1497 left = xr[0][l + i]; 1497 left = xr[0][l + i];
1498 1498
1499 xr[0][l + i] = mad_f_mul(left, is_table[ is_pos]); 1499 xr[0][l + i] = mad_f_mul(left, is_table[ is_pos]);
1500 xr[1][l + i] = mad_f_mul(left, is_table[6 - is_pos]); 1500 xr[1][l + i] = mad_f_mul(left, is_table[6 - is_pos]);
1501 } 1501 }
1502 } 1502 }
1503 } 1503 }
1504 } 1504 }
1505 1505
1506 /* middle/side stereo */ 1506 /* middle/side stereo */
1507 1507
1508 if (header->mode_extension & MS_STEREO) { 1508 if (header->mode_extension & MS_STEREO) {
1509 register mad_fixed_t invsqrt2; 1509 register mad_fixed_t invsqrt2;
1510 1510
1511 header->flags |= MAD_FLAG_MS_STEREO; 1511 header->flags |= MAD_FLAG_MS_STEREO;
1512 1512
1513 invsqrt2 = root_table[3 + -2]; 1513 invsqrt2 = root_table[3 + -2];
1514 1514
1515 for (sfbi = l = 0; l < 576; ++sfbi, l += n) { 1515 for (sfbi = l = 0; l < 576; ++sfbi, l += n) {
1516 n = sfbwidth[sfbi]; 1516 n = sfbwidth[sfbi];
1517 1517
1518 if (modes[sfbi] != MS_STEREO) 1518 if (modes[sfbi] != MS_STEREO)
1519 continue; 1519 continue;
1520 1520
1521 for (i = 0; i < n; ++i) { 1521 for (i = 0; i < n; ++i) {
1522 register mad_fixed_t m, s; 1522 register mad_fixed_t m, s;
1523 1523
1524 m = xr[0][l + i]; 1524 m = xr[0][l + i];
1525 s = xr[1][l + i]; 1525 s = xr[1][l + i];
1526 1526
1527 xr[0][l + i] = mad_f_mul(m + s, invsqrt2); /* l = (m + s) / sqrt(2) */ 1527 xr[0][l + i] = mad_f_mul(m + s, invsqrt2); /* l = (m + s) / sqrt(2) */
1528 xr[1][l + i] = mad_f_mul(m - s, invsqrt2); /* r = (m - s) / sqrt(2) */ 1528 xr[1][l + i] = mad_f_mul(m - s, invsqrt2); /* r = (m - s) / sqrt(2) */
1529 } 1529 }
1530 } 1530 }
1531 } 1531 }
1532 1532
1533 return MAD_ERROR_NONE; 1533 return MAD_ERROR_NONE;
1534} 1534}
1535 1535
1536/* 1536/*
1537 * NAME:III_aliasreduce() 1537 * NAME:III_aliasreduce()
1538 * DESCRIPTION:perform frequency line alias reduction 1538 * DESCRIPTION:perform frequency line alias reduction
1539 */ 1539 */
1540static 1540static
1541void III_aliasreduce(mad_fixed_t xr[576], int lines) 1541void III_aliasreduce(mad_fixed_t xr[576], int lines)
1542{ 1542{
1543 mad_fixed_t const *bound; 1543 mad_fixed_t const *bound;
1544 int i; 1544 int i;
1545 1545
1546 bound = &xr[lines]; 1546 bound = &xr[lines];
1547 for (xr += 18; xr < bound; xr += 18) { 1547 for (xr += 18; xr < bound; xr += 18) {
1548 for (i = 0; i < 8; ++i) { 1548 for (i = 0; i < 8; ++i) {
1549 register mad_fixed_t a, b; 1549 register mad_fixed_t a, b;
1550 register mad_fixed64hi_t hi; 1550 register mad_fixed64hi_t hi;
1551 register mad_fixed64lo_t lo; 1551 register mad_fixed64lo_t lo;
1552 1552
1553 a = xr[-1 - i]; 1553 a = xr[-1 - i];
1554 b = xr[ i]; 1554 b = xr[ i];
1555 1555
1556# if defined(ASO_ZEROCHECK) 1556# if defined(ASO_ZEROCHECK)
1557 if (a | b) { 1557 if (a | b) {
1558# endif 1558# endif
1559 MAD_F_ML0(hi, lo, a, cs[i]); 1559 MAD_F_ML0(hi, lo, a, cs[i]);
1560 MAD_F_MLA(hi, lo, -b, ca[i]); 1560 MAD_F_MLA(hi, lo, -b, ca[i]);
1561 1561
1562 xr[-1 - i] = MAD_F_MLZ(hi, lo); 1562 xr[-1 - i] = MAD_F_MLZ(hi, lo);
1563 1563
1564 MAD_F_ML0(hi, lo, b, cs[i]); 1564 MAD_F_ML0(hi, lo, b, cs[i]);
1565 MAD_F_MLA(hi, lo, a, ca[i]); 1565 MAD_F_MLA(hi, lo, a, ca[i]);
1566 1566
1567 xr[ i] = MAD_F_MLZ(hi, lo); 1567 xr[ i] = MAD_F_MLZ(hi, lo);
1568# if defined(ASO_ZEROCHECK) 1568# if defined(ASO_ZEROCHECK)
1569 } 1569 }
1570# endif 1570# endif
1571 } 1571 }
1572 } 1572 }
1573} 1573}
1574 1574
1575# if defined(ASO_IMDCT) 1575# if defined(ASO_IMDCT)
1576void III_imdct_l(mad_fixed_t const [18], mad_fixed_t [36], unsigned int); 1576void III_imdct_l(mad_fixed_t const [18], mad_fixed_t [36], unsigned int);
1577# else 1577# else
1578# if 1
1579static
1580void fastsdct(mad_fixed_t const x[9], mad_fixed_t y[18])
1581{
1582 mad_fixed_t a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12;
1583 mad_fixed_t a13, a14, a15, a16, a17, a18, a19, a20, a21, a22, a23, a24, a25;
1584 mad_fixed_t m0, m1, m2, m3, m4, m5, m6, m7;
1585
1586 enum {
1587 c0 = MAD_F(0x1f838b8d), /* 2 * cos( 1 * PI / 18) */
1588 c1 = MAD_F(0x1bb67ae8), /* 2 * cos( 3 * PI / 18) */
1589 c2 = MAD_F(0x18836fa3), /* 2 * cos( 4 * PI / 18) */
1590 c3 = MAD_F(0x1491b752), /* 2 * cos( 5 * PI / 18) */
1591 c4 = MAD_F(0x0af1d43a), /* 2 * cos( 7 * PI / 18) */
1592 c5 = MAD_F(0x058e86a0), /* 2 * cos( 8 * PI / 18) */
1593 c6 = -MAD_F(0x1e11f642) /* 2 * cos(16 * PI / 18) */
1594 };
1595
1596 a0 = x[3] + x[5];
1597 a1 = x[3] - x[5];
1598 a2 = x[6] + x[2];
1599 a3 = x[6] - x[2];
1600 a4 = x[1] + x[7];
1601 a5 = x[1] - x[7];
1602 a6 = x[8] + x[0];
1603 a7 = x[8] - x[0];
1604
1605 a8 = a0 + a2;
1606 a9 = a0 - a2;
1607 a10 = a0 - a6;
1608 a11 = a2 - a6;
1609 a12 = a8 + a6;
1610 a13 = a1 - a3;
1611 a14 = a13 + a7;
1612 a15 = a3 + a7;
1613 a16 = a1 - a7;
1614 a17 = a1 + a3;
1615
1616 m0 = mad_f_mul(a17, -c3);
1617 m1 = mad_f_mul(a16, -c0);
1618 m2 = mad_f_mul(a15, -c4);
1619 m3 = mad_f_mul(a14, -c1);
1620 m4 = mad_f_mul(a5, -c1);
1621 m5 = mad_f_mul(a11, -c6);
1622 m6 = mad_f_mul(a10, -c5);
1623 m7 = mad_f_mul(a9, -c2);
1624
1625 a18 = x[4] + a4;
1626 a19 = 2 * x[4] - a4;
1627 a20 = a19 + m5;
1628 a21 = a19 - m5;
1629 a22 = a19 + m6;
1630 a23 = m4 + m2;
1631 a24 = m4 - m2;
1632 a25 = m4 + m1;
1633
1634 /* output to every other slot for convenience */
1635
1636 y[ 0] = a18 + a12;
1637 y[ 2] = m0 - a25;
1638 y[ 4] = m7 - a20;
1639 y[ 6] = m3;
1640 y[ 8] = a21 - m6;
1641 y[10] = a24 - m1;
1642 y[12] = a12 - 2 * a18;
1643 y[14] = a23 + m0;
1644 y[16] = a22 + m7;
1645}
1646
1647static inline
1648void sdctII(mad_fixed_t const x[18], mad_fixed_t X[18])
1649{
1650 mad_fixed_t tmp[9];
1651 int i;
1652
1653 /* scale[i] = 2 * cos(PI * (2 * i + 1) / (2 * 18)) */
1654 static mad_fixed_t const scale[9] = {
1655 MAD_F(0x1fe0d3b4), MAD_F(0x1ee8dd47), MAD_F(0x1d007930),
1656 MAD_F(0x1a367e59), MAD_F(0x16a09e66), MAD_F(0x125abcf8),
1657 MAD_F(0x0d8616bc), MAD_F(0x08483ee1), MAD_F(0x02c9fad7)
1658 };
1659
1660 /* divide the 18-point SDCT-II into two 9-point SDCT-IIs */
1661
1662 /* even input butterfly */
1663
1664 for (i = 0; i < 9; i += 3) {
1665 tmp[i + 0] = x[i + 0] + x[18 - (i + 0) - 1];
1666 tmp[i + 1] = x[i + 1] + x[18 - (i + 1) - 1];
1667 tmp[i + 2] = x[i + 2] + x[18 - (i + 2) - 1];
1668 }
1669
1670 fastsdct(tmp, &X[0]);
1671
1672 /* odd input butterfly and scaling */
1673
1674 for (i = 0; i < 9; i += 3) {
1675 tmp[i + 0] = mad_f_mul(x[i + 0] - x[18 - (i + 0) - 1], scale[i + 0]);
1676 tmp[i + 1] = mad_f_mul(x[i + 1] - x[18 - (i + 1) - 1], scale[i + 1]);
1677 tmp[i + 2] = mad_f_mul(x[i + 2] - x[18 - (i + 2) - 1], scale[i + 2]);
1678 }
1679
1680 fastsdct(tmp, &X[1]);
1681
1682 /* output accumulation */
1683
1684 for (i = 3; i < 18; i += 8) {
1685 X[i + 0] -= X[(i + 0) - 2];
1686 X[i + 2] -= X[(i + 2) - 2];
1687 X[i + 4] -= X[(i + 4) - 2];
1688 X[i + 6] -= X[(i + 6) - 2];
1689 }
1690}
1691
1692static inline
1693void dctIV(mad_fixed_t const y[18], mad_fixed_t X[18])
1694{
1695 mad_fixed_t tmp[18];
1696 int i;
1697
1698 /* scale[i] = 2 * cos(PI * (2 * i + 1) / (4 * 18)) */
1699 static mad_fixed_t const scale[18] = {
1700 MAD_F(0x1ff833fa), MAD_F(0x1fb9ea93), MAD_F(0x1f3dd120),
1701 MAD_F(0x1e84d969), MAD_F(0x1d906bcf), MAD_F(0x1c62648b),
1702 MAD_F(0x1afd100f), MAD_F(0x1963268b), MAD_F(0x1797c6a4),
1703 MAD_F(0x159e6f5b), MAD_F(0x137af940), MAD_F(0x11318ef3),
1704 MAD_F(0x0ec6a507), MAD_F(0x0c3ef153), MAD_F(0x099f61c5),
1705 MAD_F(0x06ed12c5), MAD_F(0x042d4544), MAD_F(0x0165547c)
1706 };
1707
1708 /* scaling */
1709
1710 for (i = 0; i < 18; i += 3) {
1711 tmp[i + 0] = mad_f_mul(y[i + 0], scale[i + 0]);
1712 tmp[i + 1] = mad_f_mul(y[i + 1], scale[i + 1]);
1713 tmp[i + 2] = mad_f_mul(y[i + 2], scale[i + 2]);
1714 }
1715
1716 /* SDCT-II */
1717
1718 sdctII(tmp, X);
1719
1720 /* scale reduction and output accumulation */
1721
1722 X[0] /= 2;
1723 for (i = 1; i < 17; i += 4) {
1724 X[i + 0] = X[i + 0] / 2 - X[(i + 0) - 1];
1725 X[i + 1] = X[i + 1] / 2 - X[(i + 1) - 1];
1726 X[i + 2] = X[i + 2] / 2 - X[(i + 2) - 1];
1727 X[i + 3] = X[i + 3] / 2 - X[(i + 3) - 1];
1728 }
1729 X[17] = X[17] / 2 - X[16];
1730}
1731
1732/*
1733 * NAME:imdct36
1734 * DESCRIPTION:perform X[18]->x[36] IMDCT using Szu-Wei Lee's fast algorithm
1735 */
1736static inline
1737void imdct36(mad_fixed_t const x[18], mad_fixed_t y[36])
1738{
1739 mad_fixed_t tmp[18];
1740 int i;
1741
1742 /* DCT-IV */
1743
1744 dctIV(x, tmp);
1745
1746 /* convert 18-point DCT-IV to 36-point IMDCT */
1747
1748 for (i = 0; i < 9; i += 3) {
1749 y[i + 0] = tmp[9 + (i + 0)];
1750 y[i + 1] = tmp[9 + (i + 1)];
1751 y[i + 2] = tmp[9 + (i + 2)];
1752 }
1753 for (i = 9; i < 27; i += 3) {
1754 y[i + 0] = -tmp[36 - (9 + (i + 0)) - 1];
1755 y[i + 1] = -tmp[36 - (9 + (i + 1)) - 1];
1756 y[i + 2] = -tmp[36 - (9 + (i + 2)) - 1];
1757 }
1758 for (i = 27; i < 36; i += 3) {
1759 y[i + 0] = -tmp[(i + 0) - 27];
1760 y[i + 1] = -tmp[(i + 1) - 27];
1761 y[i + 2] = -tmp[(i + 2) - 27];
1762 }
1763}
1764# else
1578/* 1765/*
1579 * NAME:imdct36 1766 * NAME:imdct36
1580 * DESCRIPTION:perform X[18]->x[36] IMDCT 1767 * DESCRIPTION:perform X[18]->x[36] IMDCT
1581 */ 1768 */
1582static inline 1769static inline
1583void imdct36(mad_fixed_t const X[18], mad_fixed_t x[36]) 1770void imdct36(mad_fixed_t const X[18], mad_fixed_t x[36])
1584{ 1771{
1585 mad_fixed_t t0, t1, t2, t3, t4, t5, t6, t7; 1772 mad_fixed_t t0, t1, t2, t3, t4, t5, t6, t7;
1586 mad_fixed_t t8, t9, t10, t11, t12, t13, t14, t15; 1773 mad_fixed_t t8, t9, t10, t11, t12, t13, t14, t15;
1587 register mad_fixed64hi_t hi; 1774 register mad_fixed64hi_t hi;
1588 register mad_fixed64lo_t lo; 1775 register mad_fixed64lo_t lo;
1589 1776
1590 MAD_F_ML0(hi, lo, X[4], MAD_F(0x0ec835e8)); 1777 MAD_F_ML0(hi, lo, X[4], MAD_F(0x0ec835e8));
1591 MAD_F_MLA(hi, lo, X[13], MAD_F(0x061f78aa)); 1778 MAD_F_MLA(hi, lo, X[13], MAD_F(0x061f78aa));
1592 1779
1593 t6 = MAD_F_MLZ(hi, lo); 1780 t6 = MAD_F_MLZ(hi, lo);
1594 1781
1595 MAD_F_MLA(hi, lo, (t14 = X[1] - X[10]), -MAD_F(0x061f78aa)); 1782 MAD_F_MLA(hi, lo, (t14 = X[1] - X[10]), -MAD_F(0x061f78aa));
1596 MAD_F_MLA(hi, lo, (t15 = X[7] + X[16]), -MAD_F(0x0ec835e8)); 1783 MAD_F_MLA(hi, lo, (t15 = X[7] + X[16]), -MAD_F(0x0ec835e8));
1597 1784
1598 t0 = MAD_F_MLZ(hi, lo); 1785 t0 = MAD_F_MLZ(hi, lo);
1599 1786
1600 MAD_F_MLA(hi, lo, (t8 = X[0] - X[11] - X[12]), MAD_F(0x0216a2a2)); 1787 MAD_F_MLA(hi, lo, (t8 = X[0] - X[11] - X[12]), MAD_F(0x0216a2a2));
1601 MAD_F_MLA(hi, lo, (t9 = X[2] - X[9] - X[14]), MAD_F(0x09bd7ca0)); 1788 MAD_F_MLA(hi, lo, (t9 = X[2] - X[9] - X[14]), MAD_F(0x09bd7ca0));
1602 MAD_F_MLA(hi, lo, (t10 = X[3] - X[8] - X[15]), -MAD_F(0x0cb19346)); 1789 MAD_F_MLA(hi, lo, (t10 = X[3] - X[8] - X[15]), -MAD_F(0x0cb19346));
1603 MAD_F_MLA(hi, lo, (t11 = X[5] - X[6] - X[17]), -MAD_F(0x0fdcf549)); 1790 MAD_F_MLA(hi, lo, (t11 = X[5] - X[6] - X[17]), -MAD_F(0x0fdcf549));
1604 1791
1605 x[7] = MAD_F_MLZ(hi, lo); 1792 x[7] = MAD_F_MLZ(hi, lo);
1606 x[10] = -x[7]; 1793 x[10] = -x[7];
1607 1794
1608 MAD_F_ML0(hi, lo, t8, -MAD_F(0x0cb19346)); 1795 MAD_F_ML0(hi, lo, t8, -MAD_F(0x0cb19346));
1609 MAD_F_MLA(hi, lo, t9, MAD_F(0x0fdcf549)); 1796 MAD_F_MLA(hi, lo, t9, MAD_F(0x0fdcf549));
1610 MAD_F_MLA(hi, lo, t10, MAD_F(0x0216a2a2)); 1797 MAD_F_MLA(hi, lo, t10, MAD_F(0x0216a2a2));
1611 MAD_F_MLA(hi, lo, t11, -MAD_F(0x09bd7ca0)); 1798 MAD_F_MLA(hi, lo, t11, -MAD_F(0x09bd7ca0));
1612 1799
1613 x[19] = x[34] = MAD_F_MLZ(hi, lo) - t0; 1800 x[19] = x[34] = MAD_F_MLZ(hi, lo) - t0;
1614 1801
1615 t12 = X[0] - X[3] + X[8] - X[11] - X[12] + X[15]; 1802 t12 = X[0] - X[3] + X[8] - X[11] - X[12] + X[15];
1616 t13 = X[2] + X[5] - X[6] - X[9] - X[14] - X[17]; 1803 t13 = X[2] + X[5] - X[6] - X[9] - X[14] - X[17];
1617 1804
1618 MAD_F_ML0(hi, lo, t12, -MAD_F(0x0ec835e8)); 1805 MAD_F_ML0(hi, lo, t12, -MAD_F(0x0ec835e8));
1619 MAD_F_MLA(hi, lo, t13, MAD_F(0x061f78aa)); 1806 MAD_F_MLA(hi, lo, t13, MAD_F(0x061f78aa));
1620 1807
1621 x[22] = x[31] = MAD_F_MLZ(hi, lo) + t0; 1808 x[22] = x[31] = MAD_F_MLZ(hi, lo) + t0;
1622 1809
1623 MAD_F_ML0(hi, lo, X[1], -MAD_F(0x09bd7ca0)); 1810 MAD_F_ML0(hi, lo, X[1], -MAD_F(0x09bd7ca0));
1624 MAD_F_MLA(hi, lo, X[7], MAD_F(0x0216a2a2)); 1811 MAD_F_MLA(hi, lo, X[7], MAD_F(0x0216a2a2));
1625 MAD_F_MLA(hi, lo, X[10], -MAD_F(0x0fdcf549)); 1812 MAD_F_MLA(hi, lo, X[10], -MAD_F(0x0fdcf549));
1626 MAD_F_MLA(hi, lo, X[16], MAD_F(0x0cb19346)); 1813 MAD_F_MLA(hi, lo, X[16], MAD_F(0x0cb19346));
1627 1814
1628 t1 = MAD_F_MLZ(hi, lo) + t6; 1815 t1 = MAD_F_MLZ(hi, lo) + t6;
1629 1816
1630 MAD_F_ML0(hi, lo, X[0], MAD_F(0x03768962)); 1817 MAD_F_ML0(hi, lo, X[0], MAD_F(0x03768962));
1631 MAD_F_MLA(hi, lo, X[2], MAD_F(0x0e313245)); 1818 MAD_F_MLA(hi, lo, X[2], MAD_F(0x0e313245));
1632 MAD_F_MLA(hi, lo, X[3], -MAD_F(0x0ffc19fd)); 1819 MAD_F_MLA(hi, lo, X[3], -MAD_F(0x0ffc19fd));
1633 MAD_F_MLA(hi, lo, X[5], -MAD_F(0x0acf37ad)); 1820 MAD_F_MLA(hi, lo, X[5], -MAD_F(0x0acf37ad));
1634 MAD_F_MLA(hi, lo, X[6], MAD_F(0x04cfb0e2)); 1821 MAD_F_MLA(hi, lo, X[6], MAD_F(0x04cfb0e2));
1635 MAD_F_MLA(hi, lo, X[8], -MAD_F(0x0898c779)); 1822 MAD_F_MLA(hi, lo, X[8], -MAD_F(0x0898c779));
1636 MAD_F_MLA(hi, lo, X[9], MAD_F(0x0d7e8807)); 1823 MAD_F_MLA(hi, lo, X[9], MAD_F(0x0d7e8807));
1637 MAD_F_MLA(hi, lo, X[11], MAD_F(0x0f426cb5)); 1824 MAD_F_MLA(hi, lo, X[11], MAD_F(0x0f426cb5));
1638 MAD_F_MLA(hi, lo, X[12], -MAD_F(0x0bcbe352)); 1825 MAD_F_MLA(hi, lo, X[12], -MAD_F(0x0bcbe352));
1639 MAD_F_MLA(hi, lo, X[14], MAD_F(0x00b2aa3e)); 1826 MAD_F_MLA(hi, lo, X[14], MAD_F(0x00b2aa3e));
1640 MAD_F_MLA(hi, lo, X[15], -MAD_F(0x07635284)); 1827 MAD_F_MLA(hi, lo, X[15], -MAD_F(0x07635284));
1641 MAD_F_MLA(hi, lo, X[17], -MAD_F(0x0f9ee890)); 1828 MAD_F_MLA(hi, lo, X[17], -MAD_F(0x0f9ee890));
1642 1829
1643 x[6] = MAD_F_MLZ(hi, lo) + t1; 1830 x[6] = MAD_F_MLZ(hi, lo) + t1;
1644 x[11] = -x[6]; 1831 x[11] = -x[6];
1645 1832
1646 MAD_F_ML0(hi, lo, X[0], -MAD_F(0x0f426cb5)); 1833 MAD_F_ML0(hi, lo, X[0], -MAD_F(0x0f426cb5));
1647 MAD_F_MLA(hi, lo, X[2], -MAD_F(0x00b2aa3e)); 1834 MAD_F_MLA(hi, lo, X[2], -MAD_F(0x00b2aa3e));
1648 MAD_F_MLA(hi, lo, X[3], MAD_F(0x0898c779)); 1835 MAD_F_MLA(hi, lo, X[3], MAD_F(0x0898c779));
1649 MAD_F_MLA(hi, lo, X[5], MAD_F(0x0f9ee890)); 1836 MAD_F_MLA(hi, lo, X[5], MAD_F(0x0f9ee890));
1650 MAD_F_MLA(hi, lo, X[6], MAD_F(0x0acf37ad)); 1837 MAD_F_MLA(hi, lo, X[6], MAD_F(0x0acf37ad));
1651 MAD_F_MLA(hi, lo, X[8], -MAD_F(0x07635284)); 1838 MAD_F_MLA(hi, lo, X[8], -MAD_F(0x07635284));
1652 MAD_F_MLA(hi, lo, X[9], -MAD_F(0x0e313245)); 1839 MAD_F_MLA(hi, lo, X[9], -MAD_F(0x0e313245));
1653 MAD_F_MLA(hi, lo, X[11], -MAD_F(0x0bcbe352)); 1840 MAD_F_MLA(hi, lo, X[11], -MAD_F(0x0bcbe352));
1654 MAD_F_MLA(hi, lo, X[12], -MAD_F(0x03768962)); 1841 MAD_F_MLA(hi, lo, X[12], -MAD_F(0x03768962));
1655 MAD_F_MLA(hi, lo, X[14], MAD_F(0x0d7e8807)); 1842 MAD_F_MLA(hi, lo, X[14], MAD_F(0x0d7e8807));
1656 MAD_F_MLA(hi, lo, X[15], MAD_F(0x0ffc19fd)); 1843 MAD_F_MLA(hi, lo, X[15], MAD_F(0x0ffc19fd));
1657 MAD_F_MLA(hi, lo, X[17], MAD_F(0x04cfb0e2)); 1844 MAD_F_MLA(hi, lo, X[17], MAD_F(0x04cfb0e2));
1658 1845
1659 x[23] = x[30] = MAD_F_MLZ(hi, lo) + t1; 1846 x[23] = x[30] = MAD_F_MLZ(hi, lo) + t1;
1660 1847
1661 MAD_F_ML0(hi, lo, X[0], -MAD_F(0x0bcbe352)); 1848 MAD_F_ML0(hi, lo, X[0], -MAD_F(0x0bcbe352));
1662 MAD_F_MLA(hi, lo, X[2], MAD_F(0x0d7e8807)); 1849 MAD_F_MLA(hi, lo, X[2], MAD_F(0x0d7e8807));
1663 MAD_F_MLA(hi, lo, X[3], -MAD_F(0x07635284)); 1850 MAD_F_MLA(hi, lo, X[3], -MAD_F(0x07635284));
1664 MAD_F_MLA(hi, lo, X[5], MAD_F(0x04cfb0e2)); 1851 MAD_F_MLA(hi, lo, X[5], MAD_F(0x04cfb0e2));
1665 MAD_F_MLA(hi, lo, X[6], MAD_F(0x0f9ee890)); 1852 MAD_F_MLA(hi, lo, X[6], MAD_F(0x0f9ee890));
1666 MAD_F_MLA(hi, lo, X[8], -MAD_F(0x0ffc19fd)); 1853 MAD_F_MLA(hi, lo, X[8], -MAD_F(0x0ffc19fd));
1667 MAD_F_MLA(hi, lo, X[9], -MAD_F(0x00b2aa3e)); 1854 MAD_F_MLA(hi, lo, X[9], -MAD_F(0x00b2aa3e));
1668 MAD_F_MLA(hi, lo, X[11], MAD_F(0x03768962)); 1855 MAD_F_MLA(hi, lo, X[11], MAD_F(0x03768962));
1669 MAD_F_MLA(hi, lo, X[12], -MAD_F(0x0f426cb5)); 1856 MAD_F_MLA(hi, lo, X[12], -MAD_F(0x0f426cb5));
1670 MAD_F_MLA(hi, lo, X[14], MAD_F(0x0e313245)); 1857 MAD_F_MLA(hi, lo, X[14], MAD_F(0x0e313245));
1671 MAD_F_MLA(hi, lo, X[15], MAD_F(0x0898c779)); 1858 MAD_F_MLA(hi, lo, X[15], MAD_F(0x0898c779));
1672 MAD_F_MLA(hi, lo, X[17], -MAD_F(0x0acf37ad)); 1859 MAD_F_MLA(hi, lo, X[17], -MAD_F(0x0acf37ad));
1673 1860
@@ -1772,394 +1959,403 @@ void imdct36(mad_fixed_t const X[18], mad_fixed_t x[36])
1772 1959
1773 MAD_F_ML0(hi, lo, X[0], -MAD_F(0x0d7e8807)); 1960 MAD_F_ML0(hi, lo, X[0], -MAD_F(0x0d7e8807));
1774 MAD_F_MLA(hi, lo, X[2], MAD_F(0x0f426cb5)); 1961 MAD_F_MLA(hi, lo, X[2], MAD_F(0x0f426cb5));
1775 MAD_F_MLA(hi, lo, X[3], MAD_F(0x0acf37ad)); 1962 MAD_F_MLA(hi, lo, X[3], MAD_F(0x0acf37ad));
1776 MAD_F_MLA(hi, lo, X[5], -MAD_F(0x0ffc19fd)); 1963 MAD_F_MLA(hi, lo, X[5], -MAD_F(0x0ffc19fd));
1777 MAD_F_MLA(hi, lo, X[6], -MAD_F(0x07635284)); 1964 MAD_F_MLA(hi, lo, X[6], -MAD_F(0x07635284));
1778 MAD_F_MLA(hi, lo, X[8], MAD_F(0x0f9ee890)); 1965 MAD_F_MLA(hi, lo, X[8], MAD_F(0x0f9ee890));
1779 MAD_F_MLA(hi, lo, X[9], MAD_F(0x03768962)); 1966 MAD_F_MLA(hi, lo, X[9], MAD_F(0x03768962));
1780 MAD_F_MLA(hi, lo, X[11], -MAD_F(0x0e313245)); 1967 MAD_F_MLA(hi, lo, X[11], -MAD_F(0x0e313245));
1781 MAD_F_MLA(hi, lo, X[12], MAD_F(0x00b2aa3e)); 1968 MAD_F_MLA(hi, lo, X[12], MAD_F(0x00b2aa3e));
1782 MAD_F_MLA(hi, lo, X[14], MAD_F(0x0bcbe352)); 1969 MAD_F_MLA(hi, lo, X[14], MAD_F(0x0bcbe352));
1783 MAD_F_MLA(hi, lo, X[15], -MAD_F(0x04cfb0e2)); 1970 MAD_F_MLA(hi, lo, X[15], -MAD_F(0x04cfb0e2));
1784 MAD_F_MLA(hi, lo, X[17], -MAD_F(0x0898c779)); 1971 MAD_F_MLA(hi, lo, X[17], -MAD_F(0x0898c779));
1785 1972
1786 x[20] = x[33] = MAD_F_MLZ(hi, lo) - t3; 1973 x[20] = x[33] = MAD_F_MLZ(hi, lo) - t3;
1787 1974
1788 MAD_F_ML0(hi, lo, t14, -MAD_F(0x0ec835e8)); 1975 MAD_F_ML0(hi, lo, t14, -MAD_F(0x0ec835e8));
1789 MAD_F_MLA(hi, lo, t15, MAD_F(0x061f78aa)); 1976 MAD_F_MLA(hi, lo, t15, MAD_F(0x061f78aa));
1790 1977
1791 t4 = MAD_F_MLZ(hi, lo) - t7; 1978 t4 = MAD_F_MLZ(hi, lo) - t7;
1792 1979
1793 MAD_F_ML0(hi, lo, t12, MAD_F(0x061f78aa)); 1980 MAD_F_ML0(hi, lo, t12, MAD_F(0x061f78aa));
1794 MAD_F_MLA(hi, lo, t13, MAD_F(0x0ec835e8)); 1981 MAD_F_MLA(hi, lo, t13, MAD_F(0x0ec835e8));
1795 1982
1796 x[4] = MAD_F_MLZ(hi, lo) + t4; 1983 x[4] = MAD_F_MLZ(hi, lo) + t4;
1797 x[13] = -x[4]; 1984 x[13] = -x[4];
1798 1985
1799 MAD_F_ML0(hi, lo, t8, MAD_F(0x09bd7ca0)); 1986 MAD_F_ML0(hi, lo, t8, MAD_F(0x09bd7ca0));
1800 MAD_F_MLA(hi, lo, t9, -MAD_F(0x0216a2a2)); 1987 MAD_F_MLA(hi, lo, t9, -MAD_F(0x0216a2a2));
1801 MAD_F_MLA(hi, lo, t10, MAD_F(0x0fdcf549)); 1988 MAD_F_MLA(hi, lo, t10, MAD_F(0x0fdcf549));
1802 MAD_F_MLA(hi, lo, t11, -MAD_F(0x0cb19346)); 1989 MAD_F_MLA(hi, lo, t11, -MAD_F(0x0cb19346));
1803 1990
1804 x[1] = MAD_F_MLZ(hi, lo) + t4; 1991 x[1] = MAD_F_MLZ(hi, lo) + t4;
1805 x[16] = -x[1]; 1992 x[16] = -x[1];
1806 1993
1807 MAD_F_ML0(hi, lo, t8, -MAD_F(0x0fdcf549)); 1994 MAD_F_ML0(hi, lo, t8, -MAD_F(0x0fdcf549));
1808 MAD_F_MLA(hi, lo, t9, -MAD_F(0x0cb19346)); 1995 MAD_F_MLA(hi, lo, t9, -MAD_F(0x0cb19346));
1809 MAD_F_MLA(hi, lo, t10, -MAD_F(0x09bd7ca0)); 1996 MAD_F_MLA(hi, lo, t10, -MAD_F(0x09bd7ca0));
1810 MAD_F_MLA(hi, lo, t11, -MAD_F(0x0216a2a2)); 1997 MAD_F_MLA(hi, lo, t11, -MAD_F(0x0216a2a2));
1811 1998
1812 x[25] = x[28] = MAD_F_MLZ(hi, lo) + t4; 1999 x[25] = x[28] = MAD_F_MLZ(hi, lo) + t4;
1813 2000
1814 MAD_F_ML0(hi, lo, X[1], -MAD_F(0x0fdcf549)); 2001 MAD_F_ML0(hi, lo, X[1], -MAD_F(0x0fdcf549));
1815 MAD_F_MLA(hi, lo, X[7], -MAD_F(0x0cb19346)); 2002 MAD_F_MLA(hi, lo, X[7], -MAD_F(0x0cb19346));
1816 MAD_F_MLA(hi, lo, X[10], -MAD_F(0x09bd7ca0)); 2003 MAD_F_MLA(hi, lo, X[10], -MAD_F(0x09bd7ca0));
1817 MAD_F_MLA(hi, lo, X[16], -MAD_F(0x0216a2a2)); 2004 MAD_F_MLA(hi, lo, X[16], -MAD_F(0x0216a2a2));
1818 2005
1819 t5 = MAD_F_MLZ(hi, lo) - t6; 2006 t5 = MAD_F_MLZ(hi, lo) - t6;
1820 2007
1821 MAD_F_ML0(hi, lo, X[0], MAD_F(0x0898c779)); 2008 MAD_F_ML0(hi, lo, X[0], MAD_F(0x0898c779));
1822 MAD_F_MLA(hi, lo, X[2], MAD_F(0x04cfb0e2)); 2009 MAD_F_MLA(hi, lo, X[2], MAD_F(0x04cfb0e2));
1823 MAD_F_MLA(hi, lo, X[3], MAD_F(0x0bcbe352)); 2010 MAD_F_MLA(hi, lo, X[3], MAD_F(0x0bcbe352));
1824 MAD_F_MLA(hi, lo, X[5], MAD_F(0x00b2aa3e)); 2011 MAD_F_MLA(hi, lo, X[5], MAD_F(0x00b2aa3e));
1825 MAD_F_MLA(hi, lo, X[6], MAD_F(0x0e313245)); 2012 MAD_F_MLA(hi, lo, X[6], MAD_F(0x0e313245));
1826 MAD_F_MLA(hi, lo, X[8], -MAD_F(0x03768962)); 2013 MAD_F_MLA(hi, lo, X[8], -MAD_F(0x03768962));
1827 MAD_F_MLA(hi, lo, X[9], MAD_F(0x0f9ee890)); 2014 MAD_F_MLA(hi, lo, X[9], MAD_F(0x0f9ee890));
1828 MAD_F_MLA(hi, lo, X[11], -MAD_F(0x07635284)); 2015 MAD_F_MLA(hi, lo, X[11], -MAD_F(0x07635284));
1829 MAD_F_MLA(hi, lo, X[12], MAD_F(0x0ffc19fd)); 2016 MAD_F_MLA(hi, lo, X[12], MAD_F(0x0ffc19fd));
1830 MAD_F_MLA(hi, lo, X[14], -MAD_F(0x0acf37ad)); 2017 MAD_F_MLA(hi, lo, X[14], -MAD_F(0x0acf37ad));
1831 MAD_F_MLA(hi, lo, X[15], MAD_F(0x0f426cb5)); 2018 MAD_F_MLA(hi, lo, X[15], MAD_F(0x0f426cb5));
1832 MAD_F_MLA(hi, lo, X[17], -MAD_F(0x0d7e8807)); 2019 MAD_F_MLA(hi, lo, X[17], -MAD_F(0x0d7e8807));
1833 2020
1834 x[2] = MAD_F_MLZ(hi, lo) + t5; 2021 x[2] = MAD_F_MLZ(hi, lo) + t5;
1835 x[15] = -x[2]; 2022 x[15] = -x[2];
1836 2023
1837 MAD_F_ML0(hi, lo, X[0], MAD_F(0x07635284)); 2024 MAD_F_ML0(hi, lo, X[0], MAD_F(0x07635284));
1838 MAD_F_MLA(hi, lo, X[2], MAD_F(0x0acf37ad)); 2025 MAD_F_MLA(hi, lo, X[2], MAD_F(0x0acf37ad));
1839 MAD_F_MLA(hi, lo, X[3], MAD_F(0x03768962)); 2026 MAD_F_MLA(hi, lo, X[3], MAD_F(0x03768962));
1840 MAD_F_MLA(hi, lo, X[5], MAD_F(0x0d7e8807)); 2027 MAD_F_MLA(hi, lo, X[5], MAD_F(0x0d7e8807));
1841 MAD_F_MLA(hi, lo, X[6], -MAD_F(0x00b2aa3e)); 2028 MAD_F_MLA(hi, lo, X[6], -MAD_F(0x00b2aa3e));
1842 MAD_F_MLA(hi, lo, X[8], MAD_F(0x0f426cb5)); 2029 MAD_F_MLA(hi, lo, X[8], MAD_F(0x0f426cb5));
1843 MAD_F_MLA(hi, lo, X[9], -MAD_F(0x04cfb0e2)); 2030 MAD_F_MLA(hi, lo, X[9], -MAD_F(0x04cfb0e2));
1844 MAD_F_MLA(hi, lo, X[11], MAD_F(0x0ffc19fd)); 2031 MAD_F_MLA(hi, lo, X[11], MAD_F(0x0ffc19fd));
1845 MAD_F_MLA(hi, lo, X[12], -MAD_F(0x0898c779)); 2032 MAD_F_MLA(hi, lo, X[12], -MAD_F(0x0898c779));
1846 MAD_F_MLA(hi, lo, X[14], MAD_F(0x0f9ee890)); 2033 MAD_F_MLA(hi, lo, X[14], MAD_F(0x0f9ee890));
1847 MAD_F_MLA(hi, lo, X[15], -MAD_F(0x0bcbe352)); 2034 MAD_F_MLA(hi, lo, X[15], -MAD_F(0x0bcbe352));
1848 MAD_F_MLA(hi, lo, X[17], MAD_F(0x0e313245)); 2035 MAD_F_MLA(hi, lo, X[17], MAD_F(0x0e313245));
1849 2036
1850 x[3] = MAD_F_MLZ(hi, lo) + t5; 2037 x[3] = MAD_F_MLZ(hi, lo) + t5;
1851 x[14] = -x[3]; 2038 x[14] = -x[3];
1852 2039
1853 MAD_F_ML0(hi, lo, X[0], -MAD_F(0x0ffc19fd)); 2040 MAD_F_ML0(hi, lo, X[0], -MAD_F(0x0ffc19fd));
1854 MAD_F_MLA(hi, lo, X[2], -MAD_F(0x0f9ee890)); 2041 MAD_F_MLA(hi, lo, X[2], -MAD_F(0x0f9ee890));
1855 MAD_F_MLA(hi, lo, X[3], -MAD_F(0x0f426cb5)); 2042 MAD_F_MLA(hi, lo, X[3], -MAD_F(0x0f426cb5));
1856 MAD_F_MLA(hi, lo, X[5], -MAD_F(0x0e313245)); 2043 MAD_F_MLA(hi, lo, X[5], -MAD_F(0x0e313245));
1857 MAD_F_MLA(hi, lo, X[6], -MAD_F(0x0d7e8807)); 2044 MAD_F_MLA(hi, lo, X[6], -MAD_F(0x0d7e8807));
1858 MAD_F_MLA(hi, lo, X[8], -MAD_F(0x0bcbe352)); 2045 MAD_F_MLA(hi, lo, X[8], -MAD_F(0x0bcbe352));
1859 MAD_F_MLA(hi, lo, X[9], -MAD_F(0x0acf37ad)); 2046 MAD_F_MLA(hi, lo, X[9], -MAD_F(0x0acf37ad));
1860 MAD_F_MLA(hi, lo, X[11], -MAD_F(0x0898c779)); 2047 MAD_F_MLA(hi, lo, X[11], -MAD_F(0x0898c779));
1861 MAD_F_MLA(hi, lo, X[12], -MAD_F(0x07635284)); 2048 MAD_F_MLA(hi, lo, X[12], -MAD_F(0x07635284));
1862 MAD_F_MLA(hi, lo, X[14], -MAD_F(0x04cfb0e2)); 2049 MAD_F_MLA(hi, lo, X[14], -MAD_F(0x04cfb0e2));
1863 MAD_F_MLA(hi, lo, X[15], -MAD_F(0x03768962)); 2050 MAD_F_MLA(hi, lo, X[15], -MAD_F(0x03768962));
1864 MAD_F_MLA(hi, lo, X[17], -MAD_F(0x00b2aa3e)); 2051 MAD_F_MLA(hi, lo, X[17], -MAD_F(0x00b2aa3e));
1865 2052
1866 x[26] = x[27] = MAD_F_MLZ(hi, lo) + t5; 2053 x[26] = x[27] = MAD_F_MLZ(hi, lo) + t5;
1867} 2054}
2055# endif
1868 2056
1869/* 2057/*
1870 * NAME:III_imdct_l() 2058 * NAME:III_imdct_l()
1871 * DESCRIPTION:perform IMDCT and windowing for long blocks 2059 * DESCRIPTION:perform IMDCT and windowing for long blocks
1872 */ 2060 */
1873static 2061static
1874void III_imdct_l(mad_fixed_t const X[18], mad_fixed_t z[36], 2062void III_imdct_l(mad_fixed_t const X[18], mad_fixed_t z[36],
1875 unsigned int block_type) 2063 unsigned int block_type)
1876{ 2064{
1877 unsigned int i; 2065 unsigned int i;
1878 2066
1879 /* IMDCT */ 2067 /* IMDCT */
1880 2068
1881 imdct36(X, z); 2069 imdct36(X, z);
1882 2070
1883 /* windowing */ 2071 /* windowing */
1884 2072
1885 switch (block_type) { 2073 switch (block_type) {
1886 case 0: /* normal window */ 2074 case 0: /* normal window */
1887# if defined(ASO_INTERLEAVE1) 2075# if defined(ASO_INTERLEAVE1)
1888 { 2076 {
1889 register mad_fixed_t tmp1, tmp2; 2077 register mad_fixed_t tmp1, tmp2;
1890 2078
1891 tmp1 = window_l[0]; 2079 tmp1 = window_l[0];
1892 tmp2 = window_l[1]; 2080 tmp2 = window_l[1];
1893 2081
1894 for (i = 0; i < 34; i += 2) { 2082 for (i = 0; i < 34; i += 2) {
1895 z[i + 0] = mad_f_mul(z[i + 0], tmp1); 2083 z[i + 0] = mad_f_mul(z[i + 0], tmp1);
1896 tmp1 = window_l[i + 2]; 2084 tmp1 = window_l[i + 2];
1897 z[i + 1] = mad_f_mul(z[i + 1], tmp2); 2085 z[i + 1] = mad_f_mul(z[i + 1], tmp2);
1898 tmp2 = window_l[i + 3]; 2086 tmp2 = window_l[i + 3];
1899 } 2087 }
1900 2088
1901 z[34] = mad_f_mul(z[34], tmp1); 2089 z[34] = mad_f_mul(z[34], tmp1);
1902 z[35] = mad_f_mul(z[35], tmp2); 2090 z[35] = mad_f_mul(z[35], tmp2);
1903 } 2091 }
1904# elif defined(ASO_INTERLEAVE2) 2092# elif defined(ASO_INTERLEAVE2)
1905 { 2093 {
1906 register mad_fixed_t tmp1, tmp2; 2094 register mad_fixed_t tmp1, tmp2;
1907 2095
1908 tmp1 = z[0]; 2096 tmp1 = z[0];
1909 tmp2 = window_l[0]; 2097 tmp2 = window_l[0];
1910 2098
1911 for (i = 0; i < 35; ++i) { 2099 for (i = 0; i < 35; ++i) {
1912 z[i] = mad_f_mul(tmp1, tmp2); 2100 z[i] = mad_f_mul(tmp1, tmp2);
1913 tmp1 = z[i + 1]; 2101 tmp1 = z[i + 1];
1914 tmp2 = window_l[i + 1]; 2102 tmp2 = window_l[i + 1];
1915 } 2103 }
1916 2104
1917 z[35] = mad_f_mul(tmp1, tmp2); 2105 z[35] = mad_f_mul(tmp1, tmp2);
1918 } 2106 }
1919# elif 1 2107# elif 1
1920 for (i = 0; i < 36; i += 4) { 2108 for (i = 0; i < 36; i += 4) {
1921 z[i + 0] = mad_f_mul(z[i + 0], window_l[i + 0]); 2109 z[i + 0] = mad_f_mul(z[i + 0], window_l[i + 0]);
1922 z[i + 1] = mad_f_mul(z[i + 1], window_l[i + 1]); 2110 z[i + 1] = mad_f_mul(z[i + 1], window_l[i + 1]);
1923 z[i + 2] = mad_f_mul(z[i + 2], window_l[i + 2]); 2111 z[i + 2] = mad_f_mul(z[i + 2], window_l[i + 2]);
1924 z[i + 3] = mad_f_mul(z[i + 3], window_l[i + 3]); 2112 z[i + 3] = mad_f_mul(z[i + 3], window_l[i + 3]);
1925 } 2113 }
1926# else 2114# else
1927 for (i = 0; i < 36; ++i) z[i] = mad_f_mul(z[i], window_l[i]); 2115 for (i = 0; i < 36; ++i) z[i] = mad_f_mul(z[i], window_l[i]);
1928# endif 2116# endif
1929 break; 2117 break;
1930 2118
1931 case 1: /* start block */ 2119 case 1: /* start block */
1932 for (i = 0; i < 18; ++i) z[i] = mad_f_mul(z[i], window_l[i]); 2120 for (i = 0; i < 18; i += 3) {
2121 z[i + 0] = mad_f_mul(z[i + 0], window_l[i + 0]);
2122 z[i + 1] = mad_f_mul(z[i + 1], window_l[i + 1]);
2123 z[i + 2] = mad_f_mul(z[i + 2], window_l[i + 2]);
2124 }
1933 /* (i = 18; i < 24; ++i) z[i] unchanged */ 2125 /* (i = 18; i < 24; ++i) z[i] unchanged */
1934 for (i = 24; i < 30; ++i) z[i] = mad_f_mul(z[i], window_s[i - 18]); 2126 for (i = 24; i < 30; ++i) z[i] = mad_f_mul(z[i], window_s[i - 18]);
1935 for (i = 30; i < 36; ++i) z[i] = 0; 2127 for (i = 30; i < 36; ++i) z[i] = 0;
1936 break; 2128 break;
1937 2129
1938 case 3: /* stop block */ 2130 case 3: /* stop block */
1939 for (i = 0; i < 6; ++i) z[i] = 0; 2131 for (i = 0; i < 6; ++i) z[i] = 0;
1940 for (i = 6; i < 12; ++i) z[i] = mad_f_mul(z[i], window_s[i - 6]); 2132 for (i = 6; i < 12; ++i) z[i] = mad_f_mul(z[i], window_s[i - 6]);
1941 /* (i = 12; i < 18; ++i) z[i] unchanged */ 2133 /* (i = 12; i < 18; ++i) z[i] unchanged */
1942 for (i = 18; i < 36; ++i) z[i] = mad_f_mul(z[i], window_l[i]); 2134 for (i = 18; i < 36; i += 3) {
2135 z[i + 0] = mad_f_mul(z[i + 0], window_l[i + 0]);
2136 z[i + 1] = mad_f_mul(z[i + 1], window_l[i + 1]);
2137 z[i + 2] = mad_f_mul(z[i + 2], window_l[i + 2]);
2138 }
1943 break; 2139 break;
1944 } 2140 }
1945} 2141}
1946# endif /* ASO_IMDCT */ 2142# endif /* ASO_IMDCT */
1947 2143
1948/* 2144/*
1949 * NAME:III_imdct_s() 2145 * NAME:III_imdct_s()
1950 * DESCRIPTION:perform IMDCT and windowing for short blocks 2146 * DESCRIPTION:perform IMDCT and windowing for short blocks
1951 */ 2147 */
1952static 2148static
1953void III_imdct_s(mad_fixed_t const X[18], mad_fixed_t z[36]) 2149void III_imdct_s(mad_fixed_t const X[18], mad_fixed_t z[36])
1954{ 2150{
1955 mad_fixed_t y[36], *yptr; 2151 mad_fixed_t y[36], *yptr;
1956 mad_fixed_t const *wptr; 2152 mad_fixed_t const *wptr;
1957 int w, i; 2153 int w, i;
1958 register mad_fixed64hi_t hi; 2154 register mad_fixed64hi_t hi;
1959 register mad_fixed64lo_t lo; 2155 register mad_fixed64lo_t lo;
1960 2156
1961 /* IMDCT */ 2157 /* IMDCT */
1962 2158
1963 yptr = &y[0]; 2159 yptr = &y[0];
1964 2160
1965 for (w = 0; w < 3; ++w) { 2161 for (w = 0; w < 3; ++w) {
1966 register mad_fixed_t const (*s)[6]; 2162 register mad_fixed_t const (*s)[6];
1967 2163
1968 s = imdct_s; 2164 s = imdct_s;
1969 2165
1970 for (i = 0; i < 3; ++i) { 2166 for (i = 0; i < 3; ++i) {
1971 MAD_F_ML0(hi, lo, X[0], (*s)[0]); 2167 MAD_F_ML0(hi, lo, X[0], (*s)[0]);
1972 MAD_F_MLA(hi, lo, X[1], (*s)[1]); 2168 MAD_F_MLA(hi, lo, X[1], (*s)[1]);
1973 MAD_F_MLA(hi, lo, X[2], (*s)[2]); 2169 MAD_F_MLA(hi, lo, X[2], (*s)[2]);
1974 MAD_F_MLA(hi, lo, X[3], (*s)[3]); 2170 MAD_F_MLA(hi, lo, X[3], (*s)[3]);
1975 MAD_F_MLA(hi, lo, X[4], (*s)[4]); 2171 MAD_F_MLA(hi, lo, X[4], (*s)[4]);
1976 MAD_F_MLA(hi, lo, X[5], (*s)[5]); 2172 MAD_F_MLA(hi, lo, X[5], (*s)[5]);
1977 2173
1978 yptr[i + 0] = MAD_F_MLZ(hi, lo); 2174 yptr[i + 0] = MAD_F_MLZ(hi, lo);
1979 yptr[5 - i] = -yptr[i + 0]; 2175 yptr[5 - i] = -yptr[i + 0];
1980 2176
1981 ++s; 2177 ++s;
1982 2178
1983 MAD_F_ML0(hi, lo, X[0], (*s)[0]); 2179 MAD_F_ML0(hi, lo, X[0], (*s)[0]);
1984 MAD_F_MLA(hi, lo, X[1], (*s)[1]); 2180 MAD_F_MLA(hi, lo, X[1], (*s)[1]);
1985 MAD_F_MLA(hi, lo, X[2], (*s)[2]); 2181 MAD_F_MLA(hi, lo, X[2], (*s)[2]);
1986 MAD_F_MLA(hi, lo, X[3], (*s)[3]); 2182 MAD_F_MLA(hi, lo, X[3], (*s)[3]);
1987 MAD_F_MLA(hi, lo, X[4], (*s)[4]); 2183 MAD_F_MLA(hi, lo, X[4], (*s)[4]);
1988 MAD_F_MLA(hi, lo, X[5], (*s)[5]); 2184 MAD_F_MLA(hi, lo, X[5], (*s)[5]);
1989 2185
1990 yptr[ i + 6] = MAD_F_MLZ(hi, lo); 2186 yptr[ i + 6] = MAD_F_MLZ(hi, lo);
1991 yptr[11 - i] = yptr[i + 6]; 2187 yptr[11 - i] = yptr[i + 6];
1992 2188
1993 ++s; 2189 ++s;
1994 } 2190 }
1995 2191
1996 yptr += 12; 2192 yptr += 12;
1997 X += 6; 2193 X += 6;
1998 } 2194 }
1999 2195
2000 /* windowing, overlapping and concatenation */ 2196 /* windowing, overlapping and concatenation */
2001 2197
2002 yptr = &y[0]; 2198 yptr = &y[0];
2003 wptr = &window_s[0]; 2199 wptr = &window_s[0];
2004 2200
2005 for (i = 0; i < 6; ++i) { 2201 for (i = 0; i < 6; ++i) {
2006 z[i + 0] = 0; 2202 z[i + 0] = 0;
2007 z[i + 6] = mad_f_mul(yptr[ 0 + 0], wptr[0]); 2203 z[i + 6] = mad_f_mul(yptr[ 0 + 0], wptr[0]);
2008 2204
2009 MAD_F_ML0(hi, lo, yptr[ 0 + 6], wptr[6]); 2205 MAD_F_ML0(hi, lo, yptr[ 0 + 6], wptr[6]);
2010 MAD_F_MLA(hi, lo, yptr[12 + 0], wptr[0]); 2206 MAD_F_MLA(hi, lo, yptr[12 + 0], wptr[0]);
2011 2207
2012 z[i + 12] = MAD_F_MLZ(hi, lo); 2208 z[i + 12] = MAD_F_MLZ(hi, lo);
2013 2209
2014 MAD_F_ML0(hi, lo, yptr[12 + 6], wptr[6]); 2210 MAD_F_ML0(hi, lo, yptr[12 + 6], wptr[6]);
2015 MAD_F_MLA(hi, lo, yptr[24 + 0], wptr[0]); 2211 MAD_F_MLA(hi, lo, yptr[24 + 0], wptr[0]);
2016 2212
2017 z[i + 18] = MAD_F_MLZ(hi, lo); 2213 z[i + 18] = MAD_F_MLZ(hi, lo);
2018 2214
2019 z[i + 24] = mad_f_mul(yptr[24 + 6], wptr[6]); 2215 z[i + 24] = mad_f_mul(yptr[24 + 6], wptr[6]);
2020 z[i + 30] = 0; 2216 z[i + 30] = 0;
2021 2217
2022 ++yptr; 2218 ++yptr;
2023 ++wptr; 2219 ++wptr;
2024 } 2220 }
2025} 2221}
2026 2222
2027/* 2223/*
2028 * NAME:III_overlap() 2224 * NAME:III_overlap()
2029 * DESCRIPTION:perform overlap-add of windowed IMDCT outputs 2225 * DESCRIPTION:perform overlap-add of windowed IMDCT outputs
2030 */ 2226 */
2031static 2227static
2032void III_overlap(mad_fixed_t const output[36], mad_fixed_t overlap[18], 2228void III_overlap(mad_fixed_t const output[36], mad_fixed_t overlap[18],
2033 mad_fixed_t sample[18][32], unsigned int sb) 2229 mad_fixed_t sample[18][32], unsigned int sb)
2034{ 2230{
2035 unsigned int i; 2231 unsigned int i;
2036 2232
2037# if defined(ASO_INTERLEAVE2) 2233# if defined(ASO_INTERLEAVE2)
2038 { 2234 {
2039 register mad_fixed_t tmp1, tmp2; 2235 register mad_fixed_t tmp1, tmp2;
2040 2236
2041 tmp1 = overlap[0]; 2237 tmp1 = overlap[0];
2042 tmp2 = overlap[1]; 2238 tmp2 = overlap[1];
2043 2239
2044 for (i = 0; i < 16; i += 2) { 2240 for (i = 0; i < 16; i += 2) {
2045 sample[i + 0][sb] = output[i + 0] + tmp1; 2241 sample[i + 0][sb] = output[i + 0 + 0] + tmp1;
2046 overlap[i + 0] = output[i + 0 + 18]; 2242 overlap[i + 0] = output[i + 0 + 18];
2047 tmp1 = overlap[i + 2]; 2243 tmp1 = overlap[i + 2];
2048 2244
2049 sample[i + 1][sb] = output[i + 1] + tmp2; 2245 sample[i + 1][sb] = output[i + 1 + 0] + tmp2;
2050 overlap[i + 1] = output[i + 1 + 18]; 2246 overlap[i + 1] = output[i + 1 + 18];
2051 tmp2 = overlap[i + 3]; 2247 tmp2 = overlap[i + 3];
2052 } 2248 }
2053 2249
2054 sample[16][sb] = output[16] + tmp1; 2250 sample[16][sb] = output[16 + 0] + tmp1;
2055 overlap[16] = output[16 + 18]; 2251 overlap[16] = output[16 + 18];
2056 sample[17][sb] = output[17] + tmp2; 2252 sample[17][sb] = output[17 + 0] + tmp2;
2057 overlap[17] = output[17 + 18]; 2253 overlap[17] = output[17 + 18];
2058 } 2254 }
2059# elif 0 2255# elif 0
2060 for (i = 0; i < 18; i += 2) { 2256 for (i = 0; i < 18; i += 2) {
2061 sample[i + 0][sb] = output[i + 0] + overlap[i + 0]; 2257 sample[i + 0][sb] = output[i + 0 + 0] + overlap[i + 0];
2062 overlap[i + 0] = output[i + 0 + 18]; 2258 overlap[i + 0] = output[i + 0 + 18];
2063 2259
2064 sample[i + 1][sb] = output[i + 1] + overlap[i + 1]; 2260 sample[i + 1][sb] = output[i + 1 + 0] + overlap[i + 1];
2065 overlap[i + 1] = output[i + 1 + 18]; 2261 overlap[i + 1] = output[i + 1 + 18];
2066 } 2262 }
2067# else 2263# else
2068 for (i = 0; i < 18; ++i) { 2264 for (i = 0; i < 18; ++i) {
2069 sample[i][sb] = output[i] + overlap[i]; 2265 sample[i][sb] = output[i + 0] + overlap[i];
2070 overlap[i] = output[i + 18]; 2266 overlap[i] = output[i + 18];
2071 } 2267 }
2072# endif 2268# endif
2073} 2269}
2074 2270
2075/* 2271/*
2076 * NAME:III_overlap_z() 2272 * NAME:III_overlap_z()
2077 * DESCRIPTION:perform "overlap-add" of zero IMDCT outputs 2273 * DESCRIPTION:perform "overlap-add" of zero IMDCT outputs
2078 */ 2274 */
2079static inline 2275static inline
2080void III_overlap_z(mad_fixed_t overlap[18], 2276void III_overlap_z(mad_fixed_t overlap[18],
2081 mad_fixed_t sample[18][32], unsigned int sb) 2277 mad_fixed_t sample[18][32], unsigned int sb)
2082{ 2278{
2083 unsigned int i; 2279 unsigned int i;
2084 2280
2085# if defined(ASO_INTERLEAVE2) 2281# if defined(ASO_INTERLEAVE2)
2086 { 2282 {
2087 register mad_fixed_t tmp1, tmp2; 2283 register mad_fixed_t tmp1, tmp2;
2088 2284
2089 tmp1 = overlap[0]; 2285 tmp1 = overlap[0];
2090 tmp2 = overlap[1]; 2286 tmp2 = overlap[1];
2091 2287
2092 for (i = 0; i < 16; i += 2) { 2288 for (i = 0; i < 16; i += 2) {
2093 sample[i + 0][sb] = tmp1; 2289 sample[i + 0][sb] = tmp1;
2094 overlap[i + 0] = 0; 2290 overlap[i + 0] = 0;
2095 tmp1 = overlap[i + 2]; 2291 tmp1 = overlap[i + 2];
2096 2292
2097 sample[i + 1][sb] = tmp2; 2293 sample[i + 1][sb] = tmp2;
2098 overlap[i + 1] = 0; 2294 overlap[i + 1] = 0;
2099 tmp2 = overlap[i + 3]; 2295 tmp2 = overlap[i + 3];
2100 } 2296 }
2101 2297
2102 sample[16][sb] = tmp1; 2298 sample[16][sb] = tmp1;
2103 overlap[16] = 0; 2299 overlap[16] = 0;
2104 sample[17][sb] = tmp2; 2300 sample[17][sb] = tmp2;
2105 overlap[17] = 0; 2301 overlap[17] = 0;
2106 } 2302 }
2107# else 2303# else
2108 for (i = 0; i < 18; ++i) { 2304 for (i = 0; i < 18; ++i) {
2109 sample[i][sb] = overlap[i]; 2305 sample[i][sb] = overlap[i];
2110 overlap[i] = 0; 2306 overlap[i] = 0;
2111 } 2307 }
2112# endif 2308# endif
2113} 2309}
2114 2310
2115/* 2311/*
2116 * NAME:III_freqinver() 2312 * NAME:III_freqinver()
2117 * DESCRIPTION:perform subband frequency inversion for odd sample lines 2313 * DESCRIPTION:perform subband frequency inversion for odd sample lines
2118 */ 2314 */
2119static 2315static
2120void III_freqinver(mad_fixed_t sample[18][32], unsigned int sb) 2316void III_freqinver(mad_fixed_t sample[18][32], unsigned int sb)
2121{ 2317{
2122 unsigned int i; 2318 unsigned int i;
2123 2319
2124# if 1 || defined(ASO_INTERLEAVE1) || defined(ASO_INTERLEAVE2) 2320# if 1 || defined(ASO_INTERLEAVE1) || defined(ASO_INTERLEAVE2)
2125 { 2321 {
2126 register mad_fixed_t tmp1, tmp2; 2322 register mad_fixed_t tmp1, tmp2;
2127 2323
2128 tmp1 = sample[1][sb]; 2324 tmp1 = sample[1][sb];
2129 tmp2 = sample[3][sb]; 2325 tmp2 = sample[3][sb];
2130 2326
2131 for (i = 1; i < 13; i += 4) { 2327 for (i = 1; i < 13; i += 4) {
2132 sample[i + 0][sb] = -tmp1; 2328 sample[i + 0][sb] = -tmp1;
2133 tmp1 = sample[i + 4][sb]; 2329 tmp1 = sample[i + 4][sb];
2134 sample[i + 2][sb] = -tmp2; 2330 sample[i + 2][sb] = -tmp2;
2135 tmp2 = sample[i + 6][sb]; 2331 tmp2 = sample[i + 6][sb];
2136 } 2332 }
2137 2333
2138 sample[13][sb] = -tmp1; 2334 sample[13][sb] = -tmp1;
2139 tmp1 = sample[17][sb]; 2335 tmp1 = sample[17][sb];
2140 sample[15][sb] = -tmp2; 2336 sample[15][sb] = -tmp2;
2141 sample[17][sb] = -tmp1; 2337 sample[17][sb] = -tmp1;
2142 } 2338 }
2143# else 2339# else
2144 for (i = 1; i < 18; i += 2) 2340 for (i = 1; i < 18; i += 2)
2145 sample[i][sb] = -sample[i][sb]; 2341 sample[i][sb] = -sample[i][sb];
2146# endif 2342# endif
2147} 2343}
2148 2344
2149/* 2345/*
2150 * NAME:III_decode() 2346 * NAME:III_decode()
2151 * DESCRIPTION:decode frame main_data 2347 * DESCRIPTION:decode frame main_data
2152 */ 2348 */
2153static 2349static
2154enum mad_error III_decode(struct mad_bitptr *ptr, struct mad_frame *frame, 2350enum mad_error III_decode(struct mad_bitptr *ptr, struct mad_frame *frame,
2155 struct sideinfo *si, unsigned int nch) 2351 struct sideinfo *si, unsigned int nch)
2156{ 2352{
2157 struct mad_header *header = &frame->header; 2353 struct mad_header *header = &frame->header;
2158 unsigned int sfreqi, ngr, gr; 2354 unsigned int sfreqi, ngr, gr;
2159 2355
2160 { 2356 {
2161 unsigned int sfreq; 2357 unsigned int sfreq;
2162 2358
2163 sfreq = header->samplerate; 2359 sfreq = header->samplerate;
2164 if (header->flags & MAD_FLAG_MPEG_2_5_EXT) 2360 if (header->flags & MAD_FLAG_MPEG_2_5_EXT)
2165 sfreq *= 2; 2361 sfreq *= 2;
@@ -2361,142 +2557,142 @@ int mad_layer_III(struct mad_stream *stream, struct mad_frame *frame)
2361 2557
2362 /* check CRC word */ 2558 /* check CRC word */
2363 2559
2364 if (header->flags & MAD_FLAG_PROTECTION) { 2560 if (header->flags & MAD_FLAG_PROTECTION) {
2365 header->crc_check = 2561 header->crc_check =
2366 mad_bit_crc(stream->ptr, si_len * CHAR_BIT, header->crc_check); 2562 mad_bit_crc(stream->ptr, si_len * CHAR_BIT, header->crc_check);
2367 2563
2368 if (header->crc_check != header->crc_target && 2564 if (header->crc_check != header->crc_target &&
2369 !(frame->options & MAD_OPTION_IGNORECRC)) { 2565 !(frame->options & MAD_OPTION_IGNORECRC)) {
2370 stream->error = MAD_ERROR_BADCRC; 2566 stream->error = MAD_ERROR_BADCRC;
2371 result = -1; 2567 result = -1;
2372 } 2568 }
2373 } 2569 }
2374 2570
2375 /* decode frame side information */ 2571 /* decode frame side information */
2376 2572
2377 error = III_sideinfo(&stream->ptr, nch, header->flags & MAD_FLAG_LSF_EXT, 2573 error = III_sideinfo(&stream->ptr, nch, header->flags & MAD_FLAG_LSF_EXT,
2378 &si, &data_bitlen, &priv_bitlen); 2574 &si, &data_bitlen, &priv_bitlen);
2379 if (error && result == 0) { 2575 if (error && result == 0) {
2380 stream->error = error; 2576 stream->error = error;
2381 result = -1; 2577 result = -1;
2382 } 2578 }
2383 2579
2384 header->flags |= priv_bitlen; 2580 header->flags |= priv_bitlen;
2385 header->private_bits |= si.private_bits; 2581 header->private_bits |= si.private_bits;
2386 2582
2387 /* find main_data of next frame */ 2583 /* find main_data of next frame */
2388 2584
2389 { 2585 {
2390 struct mad_bitptr peek; 2586 struct mad_bitptr peek;
2391 unsigned long header; 2587 unsigned long header;
2392 2588
2393 mad_bit_init(&peek, stream->next_frame); 2589 mad_bit_init(&peek, stream->next_frame);
2394 2590
2395 header = mad_bit_read(&peek, 32); 2591 header = mad_bit_read(&peek, 32);
2396 if ((header & 0xffe60000L) /* syncword | layer */ == 0xffe20000L) { 2592 if ((header & 0xffe60000L) /* syncword | layer */ == 0xffe20000L) {
2397 if (!(header & 0x00010000L)) /* protection_bit */ 2593 if (!(header & 0x00010000L)) /* protection_bit */
2398 mad_bit_skip(&peek, 16); /* crc_check */ 2594 mad_bit_skip(&peek, 16); /* crc_check */
2399 2595
2400 next_md_begin = 2596 next_md_begin =
2401 mad_bit_read(&peek, (header & 0x00080000L) /* ID */ ? 9 : 8); 2597 mad_bit_read(&peek, (header & 0x00080000L) /* ID */ ? 9 : 8);
2402 } 2598 }
2403 2599
2404 mad_bit_finish(&peek); 2600 mad_bit_finish(&peek);
2405 } 2601 }
2406 2602
2407 /* find main_data of this frame */ 2603 /* find main_data of this frame */
2408 2604
2409 frame_space = stream->next_frame - mad_bit_nextbyte(&stream->ptr); 2605 frame_space = stream->next_frame - mad_bit_nextbyte(&stream->ptr);
2410 2606
2411 if (next_md_begin > si.main_data_begin + frame_space) 2607 if (next_md_begin > si.main_data_begin + frame_space)
2412 next_md_begin = 0; 2608 next_md_begin = 0;
2413 2609
2414 md_len = si.main_data_begin + frame_space - next_md_begin; 2610 md_len = si.main_data_begin + frame_space - next_md_begin;
2415 2611
2416 frame_used = 0; 2612 frame_used = 0;
2417 2613
2418 if (si.main_data_begin == 0) { 2614 if (si.main_data_begin == 0) {
2419 ptr = stream->ptr; 2615 ptr = stream->ptr;
2420 stream->md_len = 0; 2616 stream->md_len = 0;
2421 2617
2422 frame_used = md_len; 2618 frame_used = md_len;
2423 } 2619 }
2424 else { 2620 else {
2425 if (si.main_data_begin > stream->md_len) { 2621 if (si.main_data_begin > stream->md_len) {
2426 if (result == 0) { 2622 if (result == 0) {
2427 stream->error = MAD_ERROR_BADDATAPTR; 2623 stream->error = MAD_ERROR_BADDATAPTR;
2428 result = -1; 2624 result = -1;
2429 } 2625 }
2430 } 2626 }
2431 else { 2627 else {
2432 mad_bit_init(&ptr, 2628 mad_bit_init(&ptr,
2433 *stream->main_data + stream->md_len - si.main_data_begin); 2629 *stream->main_data + stream->md_len - si.main_data_begin);
2434 2630
2435 if (md_len > si.main_data_begin) { 2631 if (md_len > si.main_data_begin) {
2436 assert(stream->md_len + md_len - 2632 assert(stream->md_len + md_len -
2437 si.main_data_begin <= MAD_BUFFER_MDLEN); 2633 si.main_data_begin <= MAD_BUFFER_MDLEN);
2438 2634
2439 memcpy(*stream->main_data + stream->md_len, 2635 memcpy(*stream->main_data + stream->md_len,
2440 mad_bit_nextbyte(&stream->ptr), 2636 mad_bit_nextbyte(&stream->ptr),
2441 frame_used = md_len - si.main_data_begin); 2637 frame_used = md_len - si.main_data_begin);
2442 stream->md_len += frame_used; 2638 stream->md_len += frame_used;
2443 } 2639 }
2444 } 2640 }
2445 } 2641 }
2446 2642
2447 frame_free = frame_space - frame_used; 2643 frame_free = frame_space - frame_used;
2448 2644
2449 /* decode main_data */ 2645 /* decode main_data */
2450 2646
2451 if (result == 0) { 2647 if (result == 0) {
2452 error = III_decode(&ptr, frame, &si, nch); 2648 error = III_decode(&ptr, frame, &si, nch);
2453 if (error) { 2649 if (error) {
2454 stream->error = error; 2650 stream->error = error;
2455 result = -1; 2651 result = -1;
2456 } 2652 }
2457 }
2458 2653
2459 /* designate ancillary bits */ 2654 /* designate ancillary bits */
2460 2655
2461 stream->anc_ptr = ptr; 2656 stream->anc_ptr = ptr;
2462 stream->anc_bitlen = md_len * CHAR_BIT - data_bitlen; 2657 stream->anc_bitlen = md_len * CHAR_BIT - data_bitlen;
2658 }
2463 2659
2464# if 0 && defined(DEBUG) 2660# if 0 && defined(DEBUG)
2465 fprintf(stderr, 2661 fprintf(stderr,
2466 "main_data_begin:%u, md_len:%u, frame_free:%u, " 2662 "main_data_begin:%u, md_len:%u, frame_free:%u, "
2467 "data_bitlen:%u, anc_bitlen: %u\n", 2663 "data_bitlen:%u, anc_bitlen: %u\n",
2468 si.main_data_begin, md_len, frame_free, 2664 si.main_data_begin, md_len, frame_free,
2469 data_bitlen, stream->anc_bitlen); 2665 data_bitlen, stream->anc_bitlen);
2470# endif 2666# endif
2471 2667
2472 /* preload main_data buffer with up to 511 bytes for next frame(s) */ 2668 /* preload main_data buffer with up to 511 bytes for next frame(s) */
2473 2669
2474 if (frame_free >= next_md_begin) { 2670 if (frame_free >= next_md_begin) {
2475 memcpy(*stream->main_data, 2671 memcpy(*stream->main_data,
2476 stream->next_frame - next_md_begin, next_md_begin); 2672 stream->next_frame - next_md_begin, next_md_begin);
2477 stream->md_len = next_md_begin; 2673 stream->md_len = next_md_begin;
2478 } 2674 }
2479 else { 2675 else {
2480 if (md_len < si.main_data_begin) { 2676 if (md_len < si.main_data_begin) {
2481 unsigned int extra; 2677 unsigned int extra;
2482 2678
2483 extra = si.main_data_begin - md_len; 2679 extra = si.main_data_begin - md_len;
2484 if (extra + frame_free > next_md_begin) 2680 if (extra + frame_free > next_md_begin)
2485 extra = next_md_begin - frame_free; 2681 extra = next_md_begin - frame_free;
2486 2682
2487 if (extra < stream->md_len) { 2683 if (extra < stream->md_len) {
2488 memmove(*stream->main_data, 2684 memmove(*stream->main_data,
2489 *stream->main_data + stream->md_len - extra, extra); 2685 *stream->main_data + stream->md_len - extra, extra);
2490 stream->md_len = extra; 2686 stream->md_len = extra;
2491 } 2687 }
2492 } 2688 }
2493 else 2689 else
2494 stream->md_len = 0; 2690 stream->md_len = 0;
2495 2691
2496 memcpy(*stream->main_data + stream->md_len, 2692 memcpy(*stream->main_data + stream->md_len,
2497 stream->next_frame - frame_free, frame_free); 2693 stream->next_frame - frame_free, frame_free);
2498 stream->md_len += frame_free; 2694 stream->md_len += frame_free;
2499 } 2695 }
2500 2696
2501 return result; 2697 return result;
2502} 2698}
diff --git a/core/multimedia/opieplayer/libmad/layer3.h b/core/multimedia/opieplayer/libmad/layer3.h
index c1a5c69..1594803 100644
--- a/core/multimedia/opieplayer/libmad/layer3.h
+++ b/core/multimedia/opieplayer/libmad/layer3.h
@@ -1,30 +1,30 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifndef LIBMAD_LAYER3_H 22# ifndef LIBMAD_LAYER3_H
23# define LIBMAD_LAYER3_H 23# define LIBMAD_LAYER3_H
24 24
25# include "stream.h" 25# include "stream.h"
26# include "frame.h" 26# include "frame.h"
27 27
28int mad_layer_III(struct mad_stream *, struct mad_frame *); 28int mad_layer_III(struct mad_stream *, struct mad_frame *);
29 29
30# endif 30# endif
diff --git a/core/multimedia/opieplayer/libmad/libmad.pro b/core/multimedia/opieplayer/libmad/libmad.pro
index 46af87f..7c41a8f 100644
--- a/core/multimedia/opieplayer/libmad/libmad.pro
+++ b/core/multimedia/opieplayer/libmad/libmad.pro
@@ -1,53 +1,44 @@
1QMAKE_CFLAGS += $(if $(CONFIG_TARGET_X86),-DFPM_INTEL) \
2 $(if $(CONFIG_TARGET_64BIT),-DFPM_64BIT) \
3 $(if $(CONFIG_TARGET_IPAQ),-DFPM_ARM) \
4 $(if $(CONFIG_TARGET_SHARP),-DFPM_ARM)
5QMAKE_CXXFLAGS += $(if $(CONFIG_TARGET_X86),-DFPM_INTEL) \
6 $(if $(CONFIG_TARGET_64BIT),-DFPM_64BIT) \
7 $(if $(CONFIG_TARGET_IPAQ),-DFPM_ARM) \
8 $(if $(CONFIG_TARGET_SHARP),-DFPM_ARM)
9
10
1 TEMPLATE = lib 11 TEMPLATE = lib
2 CONFIG += qt warn_on 12 CONFIG += qt warn_on release
3 HEADERS = libmad_version.h fixed.h bit.h timer.h stream.h frame.h synth.h decoder.h \ 13 HEADERS = libmad_version.h fixed.h bit.h timer.h stream.h frame.h synth.h decoder.h \
4 layer12.h layer3.h huffman.h libmad_global.h mad.h libmadplugin.h libmadpluginimpl.h 14 layer12.h layer3.h huffman.h libmad_global.h mad.h libmadplugin.h libmadpluginimpl.h
5 SOURCES = version.c fixed.c bit.c timer.c stream.c frame.c synth.c decoder.c \ 15 SOURCES = version.c fixed.c bit.c timer.c stream.c frame.c synth.c decoder.c \
6 layer12.c layer3.c huffman.c libmadplugin.cpp libmadpluginimpl.cpp 16 layer12.c layer3.c huffman.c libmadplugin.cpp libmadpluginimpl.cpp
7 TARGET = madplugin 17 TARGET = madplugin
8 DESTDIR = $(OPIEDIR)/plugins/codecs 18 DESTDIR = $(OPIEDIR)/plugins/codecs
9INCLUDEPATH += $(OPIEDIR)/include .. 19INCLUDEPATH += $(OPIEDIR)/include ..
10DEPENDPATH += .. 20DEPENDPATH += ../$(OPIEDIR)/include ..
11LIBS += -lqpe -lm 21LIBS += -lqpe -lm
12VERSION = 1.0.0 22VERSION = 1.0.0
13 23
14include( $(OPIEDIR)/include.pro ) 24TRANSLATIONS = ../../../../i18n/de/libmadplugin.ts \
15 25 ../../../../i18n/nl/libmadplugin.ts \
16DEFINES += FPM_INTEL 26 ../../../../i18n/da/libmadplugin.ts \
17 27 ../../../../i18n/xx/libmadplugin.ts \
18system(echo $QMAKESPEC | grep -s sharp) { 28 ../../../../i18n/en/libmadplugin.ts \
19 DEFINES -= FPM_INTEL 29 ../../../../i18n/es/libmadplugin.ts \
20 DEFINES += FPM_ARM 30 ../../../../i18n/fr/libmadplugin.ts \
21} 31 ../../../../i18n/hu/libmadplugin.ts \
22 32 ../../../../i18n/ja/libmadplugin.ts \
23system(echo $QMAKESPEC | grep -s ipaq) { 33 ../../../../i18n/ko/libmadplugin.ts \
24 DEFINES -= FPM_INTEL 34 ../../../../i18n/no/libmadplugin.ts \
25 DEFINES += FPM_ARM 35 ../../../../i18n/pl/libmadplugin.ts \
26} 36 ../../../../i18n/pt/libmadplugin.ts \
27 37 ../../../../i18n/pt_BR/libmadplugin.ts \
28system(echo $QMAKESPEC | grep -s mipsel) { 38 ../../../../i18n/sl/libmadplugin.ts \
29 DEFINES -= FPM_INTEL 39 ../../../../i18n/zh_CN/libmadplugin.ts \
30 DEFINES += FPM_MIPS 40 ../../../../i18n/zh_TW/libmadplugin.ts
31} 41
32 42
33system(echo $QMAKESPEC | grep -s ramses) { 43
34 DEFINES -= FPM_INTEL 44include ( $(OPIEDIR)/include.pro )
35 DEFINES += FPM_ARM
36}
37
38system(echo $QMAKESPEC | grep -s arm) {
39 DEFINES -= FPM_INTEL
40 DEFINES += FPM_ARM
41}
42
43system(echo $QMAKESPEC | grep -s simpad) {
44 DEFINES -= FPM_INTEL
45 DEFINES += FPM_ARM
46}
47
48system(echo $QMAKESPEC | grep -s yopy) {
49 DEFINES -= FPM_INTEL
50 DEFINES += FPM_ARM
51}
52
53
diff --git a/core/multimedia/opieplayer/libmad/libmad_global.h b/core/multimedia/opieplayer/libmad/libmad_global.h
index 2c9c713..a3417b4 100644
--- a/core/multimedia/opieplayer/libmad/libmad_global.h
+++ b/core/multimedia/opieplayer/libmad/libmad_global.h
@@ -1,58 +1,58 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifndef LIBMAD_GLOBAL_H 22# ifndef LIBMAD_GLOBAL_H
23# define LIBMAD_GLOBAL_H 23# define LIBMAD_GLOBAL_H
24 24
25/* conditional debugging */ 25/* conditional debugging */
26 26
27# if defined(DEBUG) && defined(NDEBUG) 27# if defined(DEBUG) && defined(NDEBUG)
28# error "cannot define both DEBUG and NDEBUG" 28# error "cannot define both DEBUG and NDEBUG"
29# endif 29# endif
30 30
31# if defined(DEBUG) 31# if defined(DEBUG)
32# include <stdio.h> 32# include <stdio.h>
33# endif 33# endif
34 34
35/* conditional features */ 35/* conditional features */
36 36
37# if defined(OPT_SPEED) && defined(OPT_ACCURACY) 37# if defined(OPT_SPEED) && defined(OPT_ACCURACY)
38# error "cannot optimize for both speed and accuracy" 38# error "cannot optimize for both speed and accuracy"
39# endif 39# endif
40 40
41# if defined(OPT_SPEED) && !defined(OPT_SSO) 41# if defined(OPT_SPEED) && !defined(OPT_SSO)
42# define OPT_SSO 1 42# define OPT_SSO
43# endif 43# endif
44 44
45# if defined(HAVE_UNISTD_H) && defined(HAVE_WAITPID) && \ 45# if defined(HAVE_UNISTD_H) && defined(HAVE_WAITPID) && \
46 defined(HAVE_FCNTL) && defined(HAVE_PIPE) && defined(HAVE_FORK) 46 defined(HAVE_FCNTL) && defined(HAVE_PIPE) && defined(HAVE_FORK)
47# define USE_ASYNC 47# define USE_ASYNC
48# endif 48# endif
49 49
50# if !defined(HAVE_ASSERT_H) 50# if !defined(HAVE_ASSERT_H)
51# if defined(NDEBUG) 51# if defined(NDEBUG)
52 # define assert(x)/* nothing */ 52 # define assert(x)/* nothing */
53# else 53# else
54 # define assert(x)do { if (!(x)) abort(); } while (0) 54 # define assert(x)do { if (!(x)) abort(); } while (0)
55# endif 55# endif
56# endif 56# endif
57 57
58# endif 58# endif
diff --git a/core/multimedia/opieplayer/libmad/libmad_version.h b/core/multimedia/opieplayer/libmad/libmad_version.h
index 9e684a7..d40e425 100644
--- a/core/multimedia/opieplayer/libmad/libmad_version.h
+++ b/core/multimedia/opieplayer/libmad/libmad_version.h
@@ -1,47 +1,47 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifndef LIBMAD_VERSION_H 22# ifndef LIBMAD_VERSION_H
23# define LIBMAD_VERSION_H 23# define LIBMAD_VERSION_H
24 24
25 # define MAD_VERSION_MAJOR0 25 # define MAD_VERSION_MAJOR0
26 # define MAD_VERSION_MINOR14 26 # define MAD_VERSION_MINOR15
27 # define MAD_VERSION_PATCH2 27 # define MAD_VERSION_PATCH1
28 # define MAD_VERSION_EXTRA" (beta)" 28 # define MAD_VERSION_EXTRA" (beta)"
29 29
30 # define MAD_VERSION_STRINGIZE(str)#str 30 # define MAD_VERSION_STRINGIZE(str)#str
31 # define MAD_VERSION_STRING(num)MAD_VERSION_STRINGIZE(num) 31 # define MAD_VERSION_STRING(num)MAD_VERSION_STRINGIZE(num)
32 32
33 # define MAD_VERSION MAD_VERSION_STRING(MAD_VERSION_MAJOR) "." \ 33 # define MAD_VERSION MAD_VERSION_STRING(MAD_VERSION_MAJOR) "." \
34 MAD_VERSION_STRING(MAD_VERSION_MINOR) "." \ 34 MAD_VERSION_STRING(MAD_VERSION_MINOR) "." \
35 MAD_VERSION_STRING(MAD_VERSION_PATCH) \ 35 MAD_VERSION_STRING(MAD_VERSION_PATCH) \
36 MAD_VERSION_EXTRA 36 MAD_VERSION_EXTRA
37 37
38 # define MAD_PUBLISHYEAR"2000-2001" 38 # define MAD_PUBLISHYEAR"2000-2004"
39 # define MAD_AUTHOR "Robert Leslie" 39 # define MAD_AUTHOR "Underbit Technologies, Inc."
40 # define MAD_EMAIL "rob@mars.org" 40 # define MAD_EMAIL "info@underbit.com"
41 41
42extern char const mad_version[]; 42extern char const mad_version[];
43extern char const mad_copyright[]; 43extern char const mad_copyright[];
44extern char const mad_author[]; 44extern char const mad_author[];
45extern char const mad_build[]; 45extern char const mad_build[];
46 46
47# endif 47# endif
diff --git a/core/multimedia/opieplayer/libmad/libmadplugin.cpp b/core/multimedia/opieplayer/libmad/libmadplugin.cpp
index 7438a45..1989b4a 100644
--- a/core/multimedia/opieplayer/libmad/libmadplugin.cpp
+++ b/core/multimedia/opieplayer/libmad/libmadplugin.cpp
@@ -1,158 +1,153 @@
1/********************************************************************** 1/**********************************************************************
2** Copyright (C) 2001 Trolltech AS. All rights reserved. 2** Copyright (C) 2001 Trolltech AS. All rights reserved.
3** 3**
4** This file is part of Qtopia Environment. 4** This file is part of Qtopia Environment.
5** 5**
6** This file may be distributed and/or modified under the terms of the 6** This file may be distributed and/or modified under the terms of the
7** GNU General Public License version 2 as published by the Free Software 7** GNU General Public License version 2 as published by the Free Software
8** Foundation and appearing in the file LICENSE.GPL included in the 8** Foundation and appearing in the file LICENSE.GPL included in the
9** packaging of this file. 9** packaging of this file.
10** 10**
11** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE 11** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
12** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 12** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
13** 13**
14** See http://www.trolltech.com/gpl/ for GPL licensing information. 14** See http://www.trolltech.com/gpl/ for GPL licensing information.
15** 15**
16** Contact info@trolltech.com if any conditions of this licensing are 16** Contact info@trolltech.com if any conditions of this licensing are
17** not clear to you. 17** not clear to you.
18** 18**
19**********************************************************************/ 19**********************************************************************/
20// largly modified by Maximilian Reiss <max.reiss@gmx.de> 20// largly modified by Maximilian Reiss <max.reiss@gmx.de>
21 21
22#include "libmadplugin.h"
23
24/* OPIE */
25#include <qpe/config.h>
26#include <opie2/odebug.h>
27
28/* QT */
29#include <qapplication.h>
30#include <qmessagebox.h>
31#include <qregexp.h>
32
33/* STD */
34#include <stdio.h> 22#include <stdio.h>
35#include <stdarg.h> 23#include <stdarg.h>
36#include <stdlib.h> 24#include <stdlib.h>
37#include <sys/types.h> 25#include <sys/types.h>
38#include <sys/stat.h> 26#include <sys/stat.h>
39#include <fcntl.h> 27#include <fcntl.h>
40#include <unistd.h> 28#include <unistd.h>
41#include <string.h> 29#include <string.h>
42#include <ctype.h> 30#include <ctype.h>
43#include <errno.h> 31#include <errno.h>
44#include <time.h> 32#include <time.h>
45#include <locale.h> 33#include <locale.h>
46#include <math.h> 34#include <math.h>
47#include <assert.h> 35#include <assert.h>
48 36
37#include <qapplication.h>
38#include <qmessagebox.h>
39#include <qregexp.h>
40
41#include <qpe/config.h>
42
49// for network handling 43// for network handling
50#include <netinet/in.h> 44#include <netinet/in.h>
51#include <netdb.h> 45#include <netdb.h>
52#include <linux/limits.h> 46#include <linux/limits.h>
53#include <sys/socket.h> 47#include <sys/socket.h>
54#include <arpa/inet.h> 48#include <arpa/inet.h>
55#include <unistd.h> 49#include <unistd.h>
56 50
57 51
58//#define HAVE_MMAP 52//#define HAVE_MMAP
59 53
60#if defined(HAVE_MMAP) 54#if defined(HAVE_MMAP)
61# include <sys/mman.h> 55# include <sys/mman.h>
62#endif 56#endif
57#include "libmadplugin.h"
63 58
64 59
65extern "C" { 60extern "C" {
66#include "mad.h" 61#include "mad.h"
67} 62}
68 63
69 64
70#define MPEG_BUFFER_SIZE 65536 65#define MPEG_BUFFER_SIZE 65536
71//#define MPEG_BUFFER_SIZE 32768 //16384 // 8192 66//#define MPEG_BUFFER_SIZE 32768 //16384 // 8192
72//#define debugMsg(a) qDebug(a) 67//#define debugMsg(a) qDebug(a)
73#define debugMsg(a) 68#define debugMsg(a)
74 69
75 70
76class Input { 71class Input {
77public: 72public:
78 char const *path; 73 char const *path;
79 int fd; 74 int fd;
80#if defined(HAVE_MMAP) 75#if defined(HAVE_MMAP)
81 void *fdm; 76 void *fdm;
82#endif 77#endif
83 unsigned long fileLength; 78 unsigned long fileLength;
84 unsigned char *data; 79 unsigned char *data;
85 unsigned long length; 80 unsigned long length;
86 int eof; 81 int eof;
87}; 82};
88 83
89 84
90class Output { 85class Output {
91public: 86public:
92 mad_fixed_t attenuate; 87 mad_fixed_t attenuate;
93 struct filter *filters; 88 struct filter *filters;
94 unsigned int channels_in; 89 unsigned int channels_in;
95 unsigned int channels_out; 90 unsigned int channels_out;
96 unsigned int speed_in; 91 unsigned int speed_in;
97 unsigned int speed_out; 92 unsigned int speed_out;
98 const char *path; 93 const char *path;
99}; 94};
100 95
101 96
102# if defined(HAVE_MMAP) 97# if defined(HAVE_MMAP)
103static void *map_file(int fd, unsigned long *length) 98static void *map_file(int fd, unsigned long *length)
104{ 99{
105 void *fdm; 100 void *fdm;
106 101
107 *length += MAD_BUFFER_GUARD; 102 *length += MAD_BUFFER_GUARD;
108 103
109 fdm = mmap(0, *length, PROT_READ, MAP_SHARED, fd, 0); 104 fdm = mmap(0, *length, PROT_READ, MAP_SHARED, fd, 0);
110 if (fdm == MAP_FAILED) 105 if (fdm == MAP_FAILED)
111 return 0; 106 return 0;
112 107
113# if defined(HAVE_MADVISE) 108# if defined(HAVE_MADVISE)
114 madvise(fdm, *length, MADV_SEQUENTIAL); 109 madvise(fdm, *length, MADV_SEQUENTIAL);
115# endif 110# endif
116 111
117 return fdm; 112 return fdm;
118} 113}
119 114
120 115
121static int unmap_file(void *fdm, unsigned long length) 116static int unmap_file(void *fdm, unsigned long length)
122{ 117{
123 if (munmap(fdm, length) == -1) 118 if (munmap(fdm, length) == -1)
124 return -1; 119 return -1;
125 120
126 return 0; 121 return 0;
127} 122}
128# endif 123# endif
129 124
130 125
131static inline QString tr( const char *str ) { 126static inline QString tr( const char *str ) {
132 // Apparently this is okay from a plugin as it runs in the process space of the owner of the plugin 127 // Apparently this is okay from a plugin as it runs in the process space of the owner of the plugin
133 return qApp->translate( "OpiePlayer", str, "libmad strings for mp3 file info" ); 128 return qApp->translate( "OpiePlayer", str, "libmad strings for mp3 file info" );
134} 129}
135 130
136 131
137class LibMadPluginData { 132class LibMadPluginData {
138public: 133public:
139 Input input; 134 Input input;
140 Output output; 135 Output output;
141 int bad_last_frame; 136 int bad_last_frame;
142 struct mad_stream stream; 137 struct mad_stream stream;
143 struct mad_frame frame; 138 struct mad_frame frame;
144 struct mad_synth synth; 139 struct mad_synth synth;
145 bool flush; 140 bool flush;
146}; 141};
147 142
148 143
149LibMadPlugin::LibMadPlugin() { 144LibMadPlugin::LibMadPlugin() {
150 d = new LibMadPluginData; 145 d = new LibMadPluginData;
151 d->input.fd = 0; 146 d->input.fd = 0;
152#if defined(HAVE_MMAP) 147#if defined(HAVE_MMAP)
153 d->input.fdm = 0; 148 d->input.fdm = 0;
154#endif 149#endif
155 d->input.data = 0; 150 d->input.data = 0;
156 d->flush = TRUE; 151 d->flush = TRUE;
157 info = tr( "No Song Open" ); 152 info = tr( "No Song Open" );
158} 153}
@@ -294,580 +289,581 @@ int LibMadPlugin::tcp_open(char *address, int port) {
294 * This function read character by character. 289 * This function read character by character.
295 * @param tcp_sock the socket use to read the stream 290 * @param tcp_sock the socket use to read the stream
296 * @param buf a buffer to receive the data 291 * @param buf a buffer to receive the data
297 * @param size size of the buffer 292 * @param size size of the buffer
298 * @return the size of the stream read or -1 if an error occured 293 * @return the size of the stream read or -1 if an error occured
299 */ 294 */
300int LibMadPlugin::http_read_line(int tcp_sock, char *buf, int size) { 295int LibMadPlugin::http_read_line(int tcp_sock, char *buf, int size) {
301 int offset = 0; 296 int offset = 0;
302 297
303 do { 298 do {
304 if (::read(tcp_sock, buf + offset, 1) < 0) 299 if (::read(tcp_sock, buf + offset, 1) < 0)
305 return -1; 300 return -1;
306 if (buf[offset] != '\r') /* Strip \r from answer */ 301 if (buf[offset] != '\r') /* Strip \r from answer */
307 offset++; 302 offset++;
308 } while (offset < size - 1 && buf[offset - 1] != '\n'); 303 } while (offset < size - 1 && buf[offset - 1] != '\n');
309 304
310 buf[offset] = 0; 305 buf[offset] = 0;
311 return offset; 306 return offset;
312} 307}
313 308
314int LibMadPlugin::http_open(const QString& path ) { 309int LibMadPlugin::http_open(const QString& path ) {
315 char *host; 310 char *host;
316 int port; 311 int port;
317 char *request; 312 char *request;
318 int tcp_sock; 313 int tcp_sock;
319 char http_request[PATH_MAX]; 314 char http_request[PATH_MAX];
320 char filename[PATH_MAX]; 315 char filename[PATH_MAX];
321 //char c; 316 //char c;
322 char *arg =strdup(path.latin1()); 317 char *arg =strdup(path.latin1());
323 318
324 /* Check for URL syntax */ 319 /* Check for URL syntax */
325 if (strncmp(arg, "http://", strlen("http://"))) { 320 if (strncmp(arg, "http://", strlen("http://"))) {
326 return (0); 321 return (0);
327 } 322 }
328 323
329 /* Parse URL */ 324 /* Parse URL */
330 port = 80; 325 port = 80;
331 host = arg + strlen("http://"); 326 host = arg + strlen("http://");
332 if ((request = strchr(host, '/')) == NULL) { 327 if ((request = strchr(host, '/')) == NULL) {
333 return (0); 328 return (0);
334 } 329 }
335 330
336 *request++ = 0; 331 *request++ = 0;
337 332
338 if (strchr(host, ':') != NULL) { /* port is specified */ 333 if (strchr(host, ':') != NULL) { /* port is specified */
339 port = atoi(strchr(host, ':') + 1); 334 port = atoi(strchr(host, ':') + 1);
340 *strchr(host, ':') = 0; 335 *strchr(host, ':') = 0;
341 } 336 }
342 337
343 /* Open a TCP socket */ 338 /* Open a TCP socket */
344 if (!(tcp_sock = tcp_open(host, port))) { 339 if (!(tcp_sock = tcp_open(host, port))) {
345 perror("http_open"); 340 perror("http_open");
346 return (0); 341 return (0);
347 } 342 }
348 343
349 snprintf(filename, sizeof(filename) - strlen(host) - 75, "%s", request); 344 snprintf(filename, sizeof(filename) - strlen(host) - 75, "%s", request);
350 345
351 /* Send HTTP GET request */ 346 /* Send HTTP GET request */
352 /* Please don't use a Agent know by shoutcast (Lynx, Mozilla) seems to be reconized and print 347 /* Please don't use a Agent know by shoutcast (Lynx, Mozilla) seems to be reconized and print
353 * a html page and not the stream */ 348 * a html page and not the stream */
354 snprintf(http_request, sizeof(http_request), "GET /%s HTTP/1.0\r\n" 349 snprintf(http_request, sizeof(http_request), "GET /%s HTTP/1.0\r\n"
355 /* "User-Agent: Mozilla/2.0 (Win95; I)\r\n" */ 350 /* "User-Agent: Mozilla/2.0 (Win95; I)\r\n" */
356 "Pragma: no-cache\r\n" "Host: %s\r\n" "Accept: */*\r\n" "\r\n", filename, host); 351 "Pragma: no-cache\r\n" "Host: %s\r\n" "Accept: */*\r\n" "\r\n", filename, host);
357 352
358 send(tcp_sock, http_request, strlen(http_request), 0); 353 send(tcp_sock, http_request, strlen(http_request), 0);
359 354
360 /* Parse server reply */ 355 /* Parse server reply */
361#if 0 356#if 0
362 do 357 do
363 read(tcp_sock, &c, sizeof(char)); 358 read(tcp_sock, &c, sizeof(char));
364 while (c != ' '); 359 while (c != ' ');
365 read(tcp_sock, http_request, 4 * sizeof(char)); 360 read(tcp_sock, http_request, 4 * sizeof(char));
366 http_request[4] = 0; 361 http_request[4] = 0;
367 if (strcmp(http_request, "200 ")) { 362 if (strcmp(http_request, "200 ")) {
368 fprintf(stderr, "http_open: "); 363 fprintf(stderr, "http_open: ");
369 do { 364 do {
370 read(tcp_sock, &c, sizeof(char)); 365 read(tcp_sock, &c, sizeof(char));
371 fprintf(stderr, "%c", c); 366 fprintf(stderr, "%c", c);
372 } while (c != '\r'); 367 } while (c != '\r');
373 fprintf(stderr, "\n"); 368 fprintf(stderr, "\n");
374 return (0); 369 return (0);
375 } 370 }
376#endif 371#endif
377 372
378 QString name; 373 QString name;
379 QString genre; 374 QString genre;
380 QString bitrate; 375 QString bitrate;
381 QString url; 376 QString url;
382 QString message = tr("Info: "); 377 QString message = tr("Info: ");
383 do { 378 do {
384 379
385 int len; 380 int len;
386 381
387 len = http_read_line(tcp_sock, http_request, sizeof(http_request)); 382 len = http_read_line(tcp_sock, http_request, sizeof(http_request));
388 383
389 if (len == -1) { 384 if (len == -1) {
390 // odebug << "http_open: "+ QString(strerror(errno)) +"\n" << oendl; 385 // qDebug( "http_open: "+ QString(strerror(errno)) +"\n");
391 return 0; 386 return 0;
392 } 387 }
393 388
394 if (QString(http_request).left(9) == "Location:") { 389 if (QString(http_request).left(9) == "Location:") {
395 /* redirect */ 390 /* redirect */
396 ::close(tcp_sock); 391 ::close(tcp_sock);
397 http_request[strlen(http_request) - 1] = '\0'; 392 http_request[strlen(http_request) - 1] = '\0';
398 return http_open(&http_request[10]); 393 return http_open(&http_request[10]);
399 } 394 }
400 395
401 if (QString(http_request).left(4) == "ICY ") { 396 if (QString(http_request).left(4) == "ICY ") {
402 /* This is shoutcast/icecast streaming */ 397 /* This is shoutcast/icecast streaming */
403 if (strncmp(http_request + 4, "200 ", 4)) { 398 if (strncmp(http_request + 4, "200 ", 4)) {
404 // odebug << "http_open: " + QString(http_request) + "\n" << oendl; 399 // qDebug("http_open: " + QString(http_request) + "\n");
405 return 0; 400 return 0;
406 } 401 }
407 } else if (QString(http_request).left(4) == "icy-") { 402 } else if (QString(http_request).left(4) == "icy-") {
408 /* we can have: icy-noticeX, icy-name, icy-genre, icy-url, icy-pub, icy-metaint, icy-br */ 403 /* we can have: icy-noticeX, icy-name, icy-genre, icy-url, icy-pub, icy-metaint, icy-br */
409 if ( QString( http_request ).left( 8 ) == "icy-name" ) { 404 if ( QString( http_request ).left( 8 ) == "icy-name" ) {
410 name = tr("Name: ") + QString(http_request).mid(9, (QString(http_request).length())- 9 ); 405 name = tr("Name: ") + QString(http_request).mid(9, (QString(http_request).length())- 9 );
411 } else if ( QString( http_request ).left( 9 ) == "icy-genre" ) { 406 } else if ( QString( http_request ).left( 9 ) == "icy-genre" ) {
412 genre = tr("Genre: ") + QString(http_request).mid(10, (QString(http_request).length())-10 ); 407 genre = tr("Genre: ") + QString(http_request).mid(10, (QString(http_request).length())-10 );
413 } else if ( QString( http_request ).left( 6 ) == "icy-br" ) { 408 } else if ( QString( http_request ).left( 6 ) == "icy-br" ) {
414 bitrate = tr("Bitrate: ") + QString(http_request).mid(7, (QString(http_request).length())- 7 ); 409 bitrate = tr("Bitrate: ") + QString(http_request).mid(7, (QString(http_request).length())- 7 );
415 } else if ( QString( http_request ).left( 7 ) == "icy-url" ) { 410 } else if ( QString( http_request ).left( 7 ) == "icy-url" ) {
416 url = tr("URL: ") + QString(http_request).mid(8, (QString(http_request).length())- 8 ); 411 url = tr("URL: ") + QString(http_request).mid(8, (QString(http_request).length())- 8 );
417 } else if ( QString( http_request ).left( 10 ) == "icy-notice" ) { 412 } else if ( QString( http_request ).left( 10 ) == "icy-notice" ) {
418 message += QString(http_request).mid(11, QString(http_request).length()-11 ) ; 413 message += QString(http_request).mid(11, QString(http_request).length()-11 ) ;
419 } 414 }
420 } 415 }
421 } while (strcmp(http_request, "\n") != 0); 416 } while (strcmp(http_request, "\n") != 0);
422 417
423 info = QString(name + genre + url + bitrate + message).replace( QRegExp("\n"), " : " ); 418 info = QString(name + genre + url + bitrate + message).replace( QRegExp("\n"), " : " );
424 419
425 // odebug << "Stream info: " + info << oendl; 420 // qDebug("Stream info: " + info);
426 421
427 return (tcp_sock); 422 return (tcp_sock);
428} 423}
429 424
430 425
431 426
432bool LibMadPlugin::open( const QString& path ) { 427bool LibMadPlugin::open( const QString& path ) {
433 debugMsg( "LibMadPlugin::open" ); 428 debugMsg( "LibMadPlugin::open" );
434 Config cfg("OpiePlayer"); 429 Config cfg("OpiePlayer");
435 cfg.setGroup("Options"); 430 cfg.setGroup("Options");
436 bufferSize = cfg.readNumEntry("MPeg_BufferSize",MPEG_BUFFER_SIZE); 431 bufferSize = cfg.readNumEntry("MPeg_BufferSize",MPEG_BUFFER_SIZE);
437 // odebug << "buffer size is " << bufferSize << "" << oendl; 432 // qDebug("buffer size is %d", bufferSize);
438 d->bad_last_frame = 0; 433 d->bad_last_frame = 0;
439 d->flush = TRUE; 434 d->flush = TRUE;
440 info = QString( "" ); 435 info = QString( "" );
441 436
442 //odebug << "Opening " << path << "" << oendl; 437 //qDebug( "Opening %s", path.latin1() );
443 438
444 if (path.left( 4 ) == "http" ) { 439 if (path.left( 4 ) == "http" ) {
445 // in case of any error we get 0 here 440 // in case of any error we get 0 here
446 if ( !(http_open(path) == 0) ) { 441 if ( !(http_open(path) == 0) ) {
447 d->input.fd = http_open(path); 442 d->input.fd = http_open(path);
448 } else { 443 } else {
449 return FALSE; 444 return FALSE;
450 } 445 }
451 } else { 446 } else {
452 d->input.path = path.latin1(); 447 d->input.path = path.latin1();
453 d->input.fd = ::open( d->input.path, O_RDONLY ); 448 d->input.fd = ::open( d->input.path, O_RDONLY );
454 // thats a better place, since it should only seek for ID3 tags on mp3 files, not streams 449 // thats a better place, since it should only seek for ID3 tags on mp3 files, not streams
455 printID3Tags(); 450 printID3Tags();
456 } 451 }
457 if (d->input.fd == -1) { 452 if (d->input.fd == -1) {
458 // odebug << "error opening " << d->input.path << "" << oendl; 453 // qDebug("error opening %s", d->input.path );
459 return FALSE; 454 return FALSE;
460 } 455 }
461 456
462 struct stat stat; 457 struct stat stat;
463 if (fstat(d->input.fd, &stat) == -1) { 458 if (fstat(d->input.fd, &stat) == -1) {
464 // odebug << "error calling fstat" << oendl; return FALSE; 459 // qDebug("error calling fstat"); return FALSE;
465 } 460 }
466 if (S_ISREG(stat.st_mode) && stat.st_size > 0) 461 if (S_ISREG(stat.st_mode) && stat.st_size > 0)
467 d->input.fileLength = stat.st_size; 462 d->input.fileLength = stat.st_size;
468 else 463 else
469 d->input.fileLength = 0; 464 d->input.fileLength = 0;
470 465
471#if defined(HAVE_MMAP) 466#if defined(HAVE_MMAP)
472 if (S_ISREG(stat.st_mode) && stat.st_size > 0) { 467 if (S_ISREG(stat.st_mode) && stat.st_size > 0) {
473 d->input.length = stat.st_size; 468 d->input.length = stat.st_size;
474 d->input.fdm = map_file(d->input.fd, &d->input.length); 469 d->input.fdm = map_file(d->input.fd, &d->input.length);
475 if (d->input.fdm == 0) { 470 if (d->input.fdm == 0) {
476 // odebug << "error mmapping file" << oendl; return FALSE; 471 // qDebug("error mmapping file"); return FALSE;
477 } 472 }
478 d->input.data = (unsigned char *)d->input.fdm; 473 d->input.data = (unsigned char *)d->input.fdm;
479 } 474 }
480#endif 475#endif
481 476
482 if (d->input.data == 0) { 477 if (d->input.data == 0) {
483 d->input.data = (unsigned char *)malloc( bufferSize /*MPEG_BUFFER_SIZE*/); 478 d->input.data = (unsigned char *)malloc( bufferSize /*MPEG_BUFFER_SIZE*/);
484 if (d->input.data == 0) { 479 if (d->input.data == 0) {
485 // odebug << "error allocating input buffer" << oendl; 480 // qDebug("error allocating input buffer");
486 return FALSE; 481 return FALSE;
487 } 482 }
488 d->input.length = 0; 483 d->input.length = 0;
489 } 484 }
490 485
491 d->input.eof = 0; 486 d->input.eof = 0;
492 487
493 mad_stream_init(&d->stream); 488 mad_stream_init(&d->stream);
494 mad_frame_init(&d->frame); 489 mad_frame_init(&d->frame);
495 mad_synth_init(&d->synth); 490 mad_synth_init(&d->synth);
496 491
497 return TRUE; 492 return TRUE;
498} 493}
499 494
500 495
501bool LibMadPlugin::close() { 496bool LibMadPlugin::close() {
502 debugMsg( "LibMadPlugin::close" ); 497 debugMsg( "LibMadPlugin::close" );
503 498
504 int result = TRUE; 499 int result = TRUE;
505 500
506 mad_synth_finish(&d->synth); 501 mad_synth_finish(&d->synth);
507 mad_frame_finish(&d->frame); 502 mad_frame_finish(&d->frame);
508 mad_stream_finish(&d->stream); 503 mad_stream_finish(&d->stream);
509 504
510#if defined(HAVE_MMAP) 505#if defined(HAVE_MMAP)
511 if (d->input.fdm) { 506 if (d->input.fdm) {
512 if (unmap_file(d->input.fdm, d->input.length) == -1) { 507 if (unmap_file(d->input.fdm, d->input.length) == -1) {
513 // odebug << "error munmapping file" << oendl; 508 // qDebug("error munmapping file");
514 result = FALSE; 509 result = FALSE;
515 } 510 }
516 d->input.fdm = 0; 511 d->input.fdm = 0;
517 d->input.data = 0; 512 d->input.data = 0;
518 } 513 }
519#endif 514#endif
520 515
521 if (d->input.data) { 516 if (d->input.data) {
522 free(d->input.data); 517 free(d->input.data);
523 d->input.data = 0; 518 d->input.data = 0;
524 } 519 }
525 520
526 if (::close(d->input.fd) == -1) { 521 if (::close(d->input.fd) == -1) {
527 // odebug << "error closing file " << d->input.path << "" << oendl; 522 // qDebug("error closing file %s", d->input.path);
528 result = FALSE; 523 result = FALSE;
529 } 524 }
530 525
531 d->input.fd = 0; 526 d->input.fd = 0;
532 527
533 return result; 528 return result;
534} 529}
535 530
536 531
537bool LibMadPlugin::isOpen() { 532bool LibMadPlugin::isOpen() {
538 debugMsg( "LibMadPlugin::isOpen" ); 533 debugMsg( "LibMadPlugin::isOpen" );
539 return ( d->input.fd != 0 ); 534 return ( d->input.fd != 0 );
540} 535}
541 536
542 537
543int LibMadPlugin::audioStreams() { 538int LibMadPlugin::audioStreams() {
544 debugMsg( "LibMadPlugin::audioStreams" ); 539 debugMsg( "LibMadPlugin::audioStreams" );
545 return 1; 540 return 1;
546} 541}
547 542
548 543
549int LibMadPlugin::audioChannels( int ) { 544int LibMadPlugin::audioChannels( int ) {
550 debugMsg( "LibMadPlugin::audioChannels" ); 545 debugMsg( "LibMadPlugin::audioChannels" );
551/* 546/*
552 long t; short t1[5]; audioReadSamples( t1, 2, 1, t, 0 ); 547 long t; short t1[5]; audioReadSamples( t1, 2, 1, t, 0 );
553 odebug << "LibMadPlugin::audioChannels: " << d->frame.header.mode > 0 ? 2 : 1 << "" << oendl; 548 qDebug( "LibMadPlugin::audioChannels: %i", d->frame.header.mode > 0 ? 2 : 1 );
554 return d->frame.header.mode > 0 ? 2 : 1; 549 return d->frame.header.mode > 0 ? 2 : 1;
555*/ 550*/
556 return 2; 551 return 2;
557} 552}
558 553
559 554
560int LibMadPlugin::audioFrequency( int ) { 555int LibMadPlugin::audioFrequency( int ) {
561 debugMsg( "LibMadPlugin::audioFrequency" ); 556 debugMsg( "LibMadPlugin::audioFrequency" );
562 long t; short t1[5]; audioReadSamples( t1, 2, 1, t, 0 ); 557 long t; short t1[5]; audioReadSamples( t1, 2, 1, t, 0 );
563 // odebug << "LibMadPlugin::audioFrequency: " << d->frame.header.samplerate << "" << oendl; 558 // qDebug( "LibMadPlugin::audioFrequency: %i", d->frame.header.samplerate );
564 return d->frame.header.samplerate; 559 return d->frame.header.samplerate;
565} 560}
566 561
567 562
568int LibMadPlugin::audioSamples( int ) { 563int LibMadPlugin::audioSamples( int ) {
569 debugMsg( "LibMadPlugin::audioSamples" ); 564 debugMsg( "LibMadPlugin::audioSamples" );
570 565
571 long t; short t1[5]; audioReadSamples( t1, 2, 1, t, 0 ); 566 long t; short t1[5]; audioReadSamples( t1, 2, 1, t, 0 );
572 mad_header_decode( (struct mad_header *)&d->frame.header, &d->stream ); 567 mad_header_decode( (struct mad_header *)&d->frame.header, &d->stream );
573/* 568/*
574 odebug << "LibMadPlugin::audioSamples: " << d->frame.header.duration.seconds << "*" << d->frame.header.samplerate << oendl; 569 qDebug( "LibMadPlugin::audioSamples: %i*%i", d->frame.header.duration.seconds,
570 d->frame.header.samplerate );
575 return d->frame.header.duration.seconds * d->frame.header.samplerate; 571 return d->frame.header.duration.seconds * d->frame.header.samplerate;
576*/ 572*/
577 if ( d->frame.header.bitrate == 0 ) 573 if ( d->frame.header.bitrate == 0 )
578 return 0; 574 return 0;
579 int samples = (d->input.fileLength / (d->frame.header.bitrate/8)) * d->frame.header.samplerate; 575 int samples = (d->input.fileLength / (d->frame.header.bitrate/8)) * d->frame.header.samplerate;
580 576
581 // odebug << "LibMadPlugin::audioSamples: " << (int)d->input.fileLength 577 // qDebug( "LibMadPlugin::audioSamples: %i * %i * 8 / %i", (int)d->input.fileLength,
582 // << " * " << (int)d->frame.header.samplerate << " * 8 / " << (int)d->frame.header.bitrate << oendl; 578 // (int)d->frame.header.samplerate, (int)d->frame.header.bitrate );
583 // odebug << "LibMadPlugin::audioSamples: " << samples << "" << oendl; 579 // qDebug( "LibMadPlugin::audioSamples: %i", samples );
584 580
585 return samples; 581 return samples;
586 582
587// return 10000000; 583// return 10000000;
588} 584}
589 585
590 586
591bool LibMadPlugin::audioSetSample( long, int ) { 587bool LibMadPlugin::audioSetSample( long, int ) {
592 debugMsg( "LibMadPlugin::audioSetSample" ); 588 debugMsg( "LibMadPlugin::audioSetSample" );
593 589
594// long totalSamples = audioSamples(0); 590// long totalSamples = audioSamples(0);
595// if ( totalSamples <= 1 ) 591// if ( totalSamples <= 1 )
596// return FALSE; 592// return FALSE;
597 593
598// // Seek to requested position 594// // Seek to requested position
599// odebug << "seek pos: " << (int)((double)pos * d->input.fileLength / totalSamples) << "" << oendl; 595// qDebug( "seek pos: %i", (int)((double)pos * d->input.fileLength / totalSamples) );
600// ::lseek( d->input.fd, (long)((double)pos * d->input.fileLength / totalSamples), SEEK_SET ); 596// ::lseek( d->input.fd, (long)((double)pos * d->input.fileLength / totalSamples), SEEK_SET );
601// mad_stream_sync(&d->stream); 597// mad_stream_sync(&d->stream);
602 598
603// mad_stream_init(&d->stream); 599// mad_stream_init(&d->stream);
604// mad_frame_init(&d->frame); 600// mad_frame_init(&d->frame);
605// mad_synth_init(&d->synth); 601// mad_synth_init(&d->synth);
606 602
607// return TRUE; 603// return TRUE;
608 debugMsg( "LibMadPlugin::audioSetSample" ); 604 debugMsg( "LibMadPlugin::audioSetSample" );
609 return FALSE; 605 return FALSE;
610} 606}
611 607
612 608
613long LibMadPlugin::audioGetSample( int ) { 609long LibMadPlugin::audioGetSample( int ) {
614 debugMsg( "LibMadPlugin::audioGetSample" ); 610 debugMsg( "LibMadPlugin::audioGetSample" );
615 return 0; 611 return 0;
616} 612}
617 613
618/* 614/*
619bool LibMadPlugin::audioReadSamples( short *, int, long, int ) { 615bool LibMadPlugin::audioReadSamples( short *, int, long, int ) {
620debugMsg( "LibMadPlugin::audioReadSamples" ); 616debugMsg( "LibMadPlugin::audioReadSamples" );
621return FALSE; 617return FALSE;
622} 618}
623 619
624 620
625bool LibMadPlugin::audioReReadSamples( short *, int, long, int ) { 621bool LibMadPlugin::audioReReadSamples( short *, int, long, int ) {
626debugMsg( "LibMadPlugin::audioReReadSamples" ); 622debugMsg( "LibMadPlugin::audioReReadSamples" );
627 return FALSE; 623 return FALSE;
628 } 624 }
629*/ 625*/
630 626
631bool LibMadPlugin::read() { 627bool LibMadPlugin::read() {
632 debugMsg( "LibMadPlugin::read" ); 628 debugMsg( "LibMadPlugin::read" );
633 int len; 629 int len;
634 630
635 if (d->input.eof) 631 if (d->input.eof)
636 return FALSE; 632 return FALSE;
637 633
638#if defined(HAVE_MMAP) 634#if defined(HAVE_MMAP)
639 if (d->input.fdm) { 635 if (d->input.fdm) {
640 unsigned long skip = 0; 636 unsigned long skip = 0;
641 637
642 if (d->stream.next_frame) { 638 if (d->stream.next_frame) {
643 struct stat stat; 639 struct stat stat;
644 640
645 if (fstat(d->input.fd, &stat) == -1) 641 if (fstat(d->input.fd, &stat) == -1)
646 return FALSE; 642 return FALSE;
647 643
648 if (stat.st_size + MAD_BUFFER_GUARD <= (signed)d->input.length) 644 if (stat.st_size + MAD_BUFFER_GUARD <= (signed)d->input.length)
649 return FALSE; 645 return FALSE;
650 646
651 // file size changed; update memory map 647 // file size changed; update memory map
652 skip = d->stream.next_frame - d->input.data; 648 skip = d->stream.next_frame - d->input.data;
653 649
654 if (unmap_file(d->input.fdm, d->input.length) == -1) { 650 if (unmap_file(d->input.fdm, d->input.length) == -1) {
655 d->input.fdm = 0; 651 d->input.fdm = 0;
656 d->input.data = 0; 652 d->input.data = 0;
657 return FALSE; 653 return FALSE;
658 } 654 }
659 655
660 d->input.length = stat.st_size; 656 d->input.length = stat.st_size;
661 657
662 d->input.fdm = map_file(d->input.fd, &d->input.length); 658 d->input.fdm = map_file(d->input.fd, &d->input.length);
663 if (d->input.fdm == 0) { 659 if (d->input.fdm == 0) {
664 d->input.data = 0; 660 d->input.data = 0;
665 return FALSE; 661 return FALSE;
666 } 662 }
667 663
668 d->input.data = (unsigned char *)d->input.fdm; 664 d->input.data = (unsigned char *)d->input.fdm;
669 } 665 }
670 666
671 mad_stream_buffer(&d->stream, d->input.data + skip, d->input.length - skip); 667 mad_stream_buffer(&d->stream, d->input.data + skip, d->input.length - skip);
672 668
673 } else 669 } else
674#endif 670#endif
675 { 671 {
676 if (d->stream.next_frame) { 672 if (d->stream.next_frame) {
677 memmove(d->input.data, d->stream.next_frame, 673 memmove(d->input.data, d->stream.next_frame,
678 d->input.length = &d->input.data[d->input.length] - d->stream.next_frame); 674 d->input.length = &d->input.data[d->input.length] - d->stream.next_frame);
679 } 675 }
680 676
681 do { 677 do {
682 len = ::read(d->input.fd, d->input.data + d->input.length, bufferSize /* MPEG_BUFFER_SIZE*/ - d->input.length); 678 len = ::read(d->input.fd, d->input.data + d->input.length, bufferSize /* MPEG_BUFFER_SIZE*/ - d->input.length);
683 } 679 }
684 while (len == -1 && errno == EINTR); 680 while (len == -1 && errno == EINTR);
685 681
686 if (len == -1) { 682 if (len == -1) {
687 // odebug << "error reading audio" << oendl; 683 // qDebug("error reading audio");
688 return FALSE; 684 return FALSE;
689 } 685 }
690 else if (len == 0) { 686 else if (len == 0) {
691 d->input.eof = 1; 687 d->input.eof = 1;
692 688
693 assert(bufferSize /*MPEG_BUFFER_SIZE*/ - d->input.length >= MAD_BUFFER_GUARD); 689 assert(bufferSize /*MPEG_BUFFER_SIZE*/ - d->input.length >= MAD_BUFFER_GUARD);
694 690
695 while (len < MAD_BUFFER_GUARD) 691 while (len < MAD_BUFFER_GUARD)
696 d->input.data[d->input.length + len++] = 0; 692 d->input.data[d->input.length + len++] = 0;
697 } 693 }
698 694
699 mad_stream_buffer(&d->stream, d->input.data, d->input.length += len); 695 mad_stream_buffer(&d->stream, d->input.data, d->input.length += len);
700 } 696 }
701 697
702 return TRUE; 698 return TRUE;
703} 699}
704 700
705 701
706static mad_fixed_t left_err, right_err; 702static mad_fixed_t left_err, right_err;
707static const int bits = 16; 703static const int bits = 16;
708static const int shift = MAD_F_FRACBITS + 1 - bits; 704static const int shift = MAD_F_FRACBITS + 1 - bits;
709 705
710 706
711inline long audio_linear_dither( mad_fixed_t sample, mad_fixed_t& error ) { 707inline long audio_linear_dither( mad_fixed_t sample, mad_fixed_t& error ) {
712 sample += error; 708 sample += error;
713 mad_fixed_t quantized = (sample >= MAD_F_ONE) ? MAD_F_ONE - 1 : ( (sample < -MAD_F_ONE) ? -MAD_F_ONE : sample ); 709 mad_fixed_t quantized = (sample >= MAD_F_ONE) ? MAD_F_ONE - 1 : ( (sample < -MAD_F_ONE) ? -MAD_F_ONE : sample );
714 quantized &= ~((1L << shift) - 1); 710 quantized &= ~((1L << shift) - 1);
715 error = sample - quantized; 711 error = sample - quantized;
716 return quantized >> shift; 712 return quantized >> shift;
717} 713}
718 714
719 715
720inline void audio_pcm( short *data, unsigned int nsamples, mad_fixed_t *left, mad_fixed_t *right ) { 716inline void audio_pcm( short *data, unsigned int nsamples, mad_fixed_t *left, mad_fixed_t *right ) {
721 if ( right ) { 717 if ( right ) {
722 while (nsamples--) { 718 while (nsamples--) {
723 data[0] = audio_linear_dither( *left++, left_err ); 719 data[0] = audio_linear_dither( *left++, left_err );
724 data[1] = audio_linear_dither( *right++, right_err ); 720 data[1] = audio_linear_dither( *right++, right_err );
725 data += 2; 721 data += 2;
726 } 722 }
727 } else { 723 } else {
728 while (nsamples--) { 724 while (nsamples--) {
729 data[0] = data[1] = audio_linear_dither( *left++, left_err ); 725 data[0] = data[1] = audio_linear_dither( *left++, left_err );
730 data += 2; 726 data += 2;
731 } 727 }
732 } 728 }
733} 729}
734 730
735 731
736bool LibMadPlugin::decode( short *output, long samples, long& samplesMade ) { 732bool LibMadPlugin::decode( short *output, long samples, long& samplesMade ) {
737 debugMsg( "LibMadPlugin::decode" ); 733 debugMsg( "LibMadPlugin::decode" );
738 734
739 static int buffered = 0; 735 static int buffered = 0;
740 static mad_fixed_t buffer[2][65536 * 2]; 736 static mad_fixed_t buffer[2][65536 * 2];
741 int offset = buffered; 737 int offset = buffered;
742 samplesMade = 0; 738 samplesMade = 0;
743 739
744 static int maxBuffered = 8000; // 65536; 740 static int maxBuffered = 8000; // 65536;
745 741
746 if ( samples > maxBuffered ) { 742 if ( samples > maxBuffered ) {
747 samples = maxBuffered; 743 samples = maxBuffered;
748 } 744 }
749 745
750 if ( d->flush ) { 746 if ( d->flush ) {
751 buffered = 0; 747 buffered = 0;
752 offset = 0; 748 offset = 0;
753 d->flush = FALSE; 749 d->flush = FALSE;
754 } 750 }
755 751
756 while ( buffered < maxBuffered ) { 752 while ( buffered < maxBuffered ) {
757 753
758 while (mad_frame_decode(&d->frame, &d->stream) == -1) { 754 while (mad_frame_decode(&d->frame, &d->stream) == -1) {
759 if (!MAD_RECOVERABLE(d->stream.error)) { 755 if (!MAD_RECOVERABLE(d->stream.error)) {
760 debugMsg( "feed me" ); 756 debugMsg( "feed me" );
761 return FALSE; // Feed me 757 return FALSE; // Feed me
762 } 758 }
763 if ( d->stream.error == MAD_ERROR_BADCRC ) { 759 if ( d->stream.error == MAD_ERROR_BADCRC ) {
764 mad_frame_mute(&d->frame); 760 mad_frame_mute(&d->frame);
765 // odebug << "error decoding, bad crc" << oendl; 761 // qDebug( "error decoding, bad crc" );
766 } 762 }
767 } 763 }
768 764
769 mad_synth_frame(&d->synth, &d->frame); 765 mad_synth_frame(&d->synth, &d->frame);
770 int decodedSamples = d->synth.pcm.length; 766 int decodedSamples = d->synth.pcm.length;
771 memcpy( &(buffer[0][offset]), d->synth.pcm.samples[0], decodedSamples * sizeof(mad_fixed_t) ); 767 memcpy( &(buffer[0][offset]), d->synth.pcm.samples[0], decodedSamples * sizeof(mad_fixed_t) );
772 if ( d->synth.pcm.channels == 2 ) 768 if ( d->synth.pcm.channels == 2 )
773 memcpy( &(buffer[1][offset]), d->synth.pcm.samples[1], decodedSamples * sizeof(mad_fixed_t) ); 769 memcpy( &(buffer[1][offset]), d->synth.pcm.samples[1], decodedSamples * sizeof(mad_fixed_t) );
774 offset += decodedSamples; 770 offset += decodedSamples;
775 buffered += decodedSamples; 771 buffered += decodedSamples;
776 } 772 }
777 773
778//qApp->processEvents(); 774//qApp->processEvents();
779 audio_pcm( output, samples, buffer[0], (d->synth.pcm.channels == 2) ? buffer[1] : 0 ); 775 audio_pcm( output, samples, buffer[0], (d->synth.pcm.channels == 2) ? buffer[1] : 0 );
780// audio_pcm( output, samples, buffer[1], buffer[0] ); 776// audio_pcm( output, samples, buffer[1], buffer[0] );
781// audio_pcm( output, samples, buffer[0], buffer[1] ); 777// audio_pcm( output, samples, buffer[0], buffer[1] );
782 samplesMade = samples; 778 samplesMade = samples;
783 memmove( buffer[0], &(buffer[0][samples]), (buffered - samples) * sizeof(mad_fixed_t) ); 779 memmove( buffer[0], &(buffer[0][samples]), (buffered - samples) * sizeof(mad_fixed_t) );
784 if ( d->synth.pcm.channels == 2 ) { 780 if ( d->synth.pcm.channels == 2 ) {
785 memmove( buffer[1], &(buffer[1][samples]), (buffered - samples) * sizeof(mad_fixed_t) ); 781 memmove( buffer[1], &(buffer[1][samples]), (buffered - samples) * sizeof(mad_fixed_t) );
786 } 782 }
787 buffered -= samples; 783 buffered -= samples;
788 784
789 return TRUE; 785 return TRUE;
790} 786}
791 787
792/*bool LibMadPlugin::audioReadStereoSamples( short *output, long samples, long& samplesMade, int ) { 788/*bool LibMadPlugin::audioReadStereoSamples( short *output, long samples, long& samplesMade, int ) {
793*/ 789*/
794bool LibMadPlugin::audioReadSamples( short *output, int /*channels*/, long samples, long& samplesMade, int ) { 790bool LibMadPlugin::audioReadSamples( short *output, int /*channels*/, long samples, long& samplesMade, int ) {
795 debugMsg( "LibMadPlugin::audioReadStereoSamples" ); 791 debugMsg( "LibMadPlugin::audioReadStereoSamples" );
796 792
797 static bool needInput = TRUE; 793 static bool needInput = TRUE;
798 794
799 if ( samples == 0 ) 795 if ( samples == 0 )
800 return FALSE; 796 return FALSE;
801 797
802 do { 798 do {
803 if ( needInput ) 799 if ( needInput )
804 if ( !read() ) { 800 if ( !read() ) {
805 return FALSE; 801 return FALSE;
806 } 802 }
807 803
808 needInput = FALSE; 804 needInput = FALSE;
809 805
810 if ( decode( output, samples, samplesMade ) ) 806 if ( decode( output, samples, samplesMade ) )
811 return TRUE; 807 return TRUE;
812 else 808 else
813 needInput = TRUE; 809 needInput = TRUE;
814 } 810 }
815 while ( ( samplesMade < samples ) && ( !d->input.eof ) ); 811 while ( ( samplesMade < samples ) && ( !d->input.eof ) );
816 812
817 return FALSE; 813 return FALSE;
818} 814}
819 815
820 816
821double LibMadPlugin::getTime() { 817double LibMadPlugin::getTime() {
822 debugMsg( "LibMadPlugin::getTime" ); 818 debugMsg( "LibMadPlugin::getTime" );
823 return 0.0; 819 return 0.0;
824} 820}
825 821
826 822
827void LibMadPlugin::printID3Tags() { 823void LibMadPlugin::printID3Tags() {
828 // odebug << "LibMadPlugin::printID3Tags" << oendl; 824 // qDebug( "LibMadPlugin::printID3Tags" );
829 825
830 char id3v1[128 + 1]; 826 char id3v1[128 + 1];
831 827
832 if ( ::lseek( d->input.fd, -128, SEEK_END ) == -1 ) { 828 if ( ::lseek( d->input.fd, -128, SEEK_END ) == -1 ) {
833 // odebug << "error seeking to id3 tags" << oendl; 829 // qDebug( "error seeking to id3 tags" );
834 return; 830 return;
835 } 831 }
836 832
837 if ( ::read( d->input.fd, id3v1, 128 ) != 128 ) { 833 if ( ::read( d->input.fd, id3v1, 128 ) != 128 ) {
838 // odebug << "error reading in id3 tags" << oendl; 834 // qDebug( "error reading in id3 tags" );
839 return; 835 return;
840 } 836 }
841 837
842 if ( ::strncmp( (const char *)id3v1, "TAG", 3 ) != 0 ) { 838 if ( ::strncmp( (const char *)id3v1, "TAG", 3 ) != 0 ) {
843 debugMsg( "sorry, no id3 tags" ); 839 debugMsg( "sorry, no id3 tags" );
844 } else { 840 } else {
845 int len[5] = { 30, 30, 30, 4, 30 }; 841 int len[5] = { 30, 30, 30, 4, 30 };
846 QString label[5] = { tr( "Title" ), tr( "Artist" ), tr( "Album" ), tr( "Year" ), tr( "Comment" ) }; 842 QString label[5] = { tr( "Title" ), tr( "Artist" ), tr( "Album" ), tr( "Year" ), tr( "Comment" ) };
847 char *ptr = id3v1 + 3, *ptr2 = ptr + len[0]; 843 char *ptr = id3v1 + 3, *ptr2 = ptr + len[0];
848 // odebug << "ID3 tags in file:" << oendl; 844 // qDebug( "ID3 tags in file:" );
849 info = ""; 845 info = "";
850 for ( int i = 0; i < 5; ptr += len[i], i++, ptr2 += len[i] ) { 846 for ( int i = 0; i < 5; ptr += len[i], i++, ptr2 += len[i] ) {
851 char push = *ptr2; 847 char push = *ptr2;
852 *ptr2 = '\0'; 848 *ptr2 = '\0';
853 char *ptr3 = ptr2; 849 char *ptr3 = ptr2;
854 while ( ptr3-1 >= ptr && isspace(ptr3[-1]) ) ptr3--; 850 while ( ptr3-1 >= ptr && isspace(ptr3[-1]) ) ptr3--;
855 char push2 = *ptr3; *ptr3 = '\0'; 851 char push2 = *ptr3; *ptr3 = '\0';
856 if ( strcmp( ptr, "" ) ) { 852 if ( strcmp( ptr, "" ) ) {
857 if( ((QString)ptr).find(" ") == -1) // don't add anything that has blanks 853 if( ((QString)ptr).find(" ") == -1) // don't add anything that has blanks
858 info += ( i != 0 ? ", " : "" ) + label[i] + ": " + ptr; 854 info += ( i != 0 ? ", " : "" ) + label[i] + ": " + ptr;
859 } 855 }
860// odebug << info.latin1() << oendl; 856// qDebug( info.latin1() );
861 *ptr3 = push2; 857 *ptr3 = push2;
862 *ptr2 = push; 858 *ptr2 = push;
863 } 859 }
864 if (id3v1[126] == 0 && id3v1[127] != 0) 860 if (id3v1[126] == 0 && id3v1[127] != 0)
865 info += tr( ", Track: " ) + id3v1[127]; 861 info += tr( ", Track: " ) + id3v1[127];
866 } 862 }
867 863
868 if ( ::lseek(d->input.fd, 0, SEEK_SET) == -1 ) { 864 if ( ::lseek(d->input.fd, 0, SEEK_SET) == -1 ) {
869 // odebug << "error seeking back to beginning" << oendl; 865 // qDebug( "error seeking back to beginning" );
870 return; 866 return;
871 } 867 }
872} 868}
873 869
diff --git a/core/multimedia/opieplayer/libmad/libmadpluginimpl.cpp b/core/multimedia/opieplayer/libmad/libmadpluginimpl.cpp
index b3e01e5..67779e8 100644
--- a/core/multimedia/opieplayer/libmad/libmadpluginimpl.cpp
+++ b/core/multimedia/opieplayer/libmad/libmadpluginimpl.cpp
@@ -1,72 +1,70 @@
1/********************************************************************** 1/**********************************************************************
2** Copyright (C) 2000 Trolltech AS. All rights reserved. 2** Copyright (C) 2000 Trolltech AS. All rights reserved.
3** 3**
4** This file is part of Qtopia Environment. 4** This file is part of Qtopia Environment.
5** 5**
6** This file may be distributed and/or modified under the terms of the 6** This file may be distributed and/or modified under the terms of the
7** GNU General Public License version 2 as published by the Free Software 7** GNU General Public License version 2 as published by the Free Software
8** Foundation and appearing in the file LICENSE.GPL included in the 8** Foundation and appearing in the file LICENSE.GPL included in the
9** packaging of this file. 9** packaging of this file.
10** 10**
11** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE 11** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
12** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 12** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
13** 13**
14** See http://www.trolltech.com/gpl/ for GPL licensing information. 14** See http://www.trolltech.com/gpl/ for GPL licensing information.
15** 15**
16** Contact info@trolltech.com if any conditions of this licensing are 16** Contact info@trolltech.com if any conditions of this licensing are
17** not clear to you. 17** not clear to you.
18** 18**
19**********************************************************************/ 19**********************************************************************/
20#include "libmadplugin.h" 20#include "libmadplugin.h"
21#include "libmadpluginimpl.h" 21#include "libmadpluginimpl.h"
22 22
23 23
24LibMadPluginImpl::LibMadPluginImpl() 24LibMadPluginImpl::LibMadPluginImpl()
25 : libmadplugin(0), ref(0) 25 : libmadplugin(0), ref(0)
26{ 26{
27} 27}
28 28
29 29
30LibMadPluginImpl::~LibMadPluginImpl() 30LibMadPluginImpl::~LibMadPluginImpl()
31{ 31{
32 if ( libmadplugin ) 32 if ( libmadplugin )
33 delete libmadplugin; 33 delete libmadplugin;
34} 34}
35 35
36 36
37MediaPlayerDecoder *LibMadPluginImpl::decoder() 37MediaPlayerDecoder *LibMadPluginImpl::decoder()
38{ 38{
39 if ( !libmadplugin ) 39 if ( !libmadplugin )
40 libmadplugin = new LibMadPlugin; 40 libmadplugin = new LibMadPlugin;
41 return libmadplugin; 41 return libmadplugin;
42} 42}
43 43
44 44
45MediaPlayerEncoder *LibMadPluginImpl::encoder() 45MediaPlayerEncoder *LibMadPluginImpl::encoder()
46{ 46{
47 return NULL; 47 return NULL;
48} 48}
49 49
50 50
51#ifndef QT_NO_COMPONENT 51#ifndef QT_NO_COMPONENT
52 52
53 53
54QRESULT LibMadPluginImpl::queryInterface( const QUuid &uuid, QUnknownInterface **iface ) 54QRESULT LibMadPluginImpl::queryInterface( const QUuid &uuid, QUnknownInterface **iface )
55{ 55{
56 *iface = 0; 56 *iface = 0;
57 if ( ( uuid == IID_QUnknown ) || ( uuid == IID_MediaPlayerPlugin ) ) 57 if ( ( uuid == IID_QUnknown ) || ( uuid == IID_MediaPlayerPlugin ) )
58 *iface = this, (*iface)->addRef(); 58 *iface = this, (*iface)->addRef();
59 else
60 return QS_FALSE;
61 return QS_OK; 59 return QS_OK;
62} 60}
63 61
64 62
65Q_EXPORT_INTERFACE() 63Q_EXPORT_INTERFACE()
66{ 64{
67 Q_CREATE_INSTANCE( LibMadPluginImpl ) 65 Q_CREATE_INSTANCE( LibMadPluginImpl )
68} 66}
69 67
70 68
71#endif 69#endif
72 70
diff --git a/core/multimedia/opieplayer/libmad/mad.h b/core/multimedia/opieplayer/libmad/mad.h
index 9db9da3..9ef6cc8 100644
--- a/core/multimedia/opieplayer/libmad/mad.h
+++ b/core/multimedia/opieplayer/libmad/mad.h
@@ -1,830 +1,964 @@
1/* 1/*
2 * mad - MPEG audio decoder 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * If you would like to negotiate alternate licensing terms, you may do 19 * If you would like to negotiate alternate licensing terms, you may do
20 * so by contacting the author: Robert Leslie <rob@mars.org> 20 * so by contacting: Underbit Technologies, Inc. <info@underbit.com>
21 */ 21 */
22 22
23# ifdef __cplusplus
24extern "C" {
25# endif
26
27# define FPM_INTEL
28
29
30
23# define SIZEOF_INT 4 31# define SIZEOF_INT 4
24# define SIZEOF_LONG 4 32# define SIZEOF_LONG 4
25# define SIZEOF_LONG_LONG 8 33# define SIZEOF_LONG_LONG 8
26 34
27/* Id: version.h,v 1.16 2001/04/05 04:57:11 rob Exp */ 35
36/* Id: version.h,v 1.26 2004/01/23 09:41:33 rob Exp */
28 37
29# ifndef LIBMAD_VERSION_H 38# ifndef LIBMAD_VERSION_H
30# define LIBMAD_VERSION_H 39# define LIBMAD_VERSION_H
31 40
32 # define MAD_VERSION_MAJOR0 41 # define MAD_VERSION_MAJOR0
33 # define MAD_VERSION_MINOR13 42 # define MAD_VERSION_MINOR15
34 # define MAD_VERSION_PATCH0 43 # define MAD_VERSION_PATCH1
35 # define MAD_VERSION_EXTRA" (beta)" 44 # define MAD_VERSION_EXTRA" (beta)"
36 45
37 # define MAD_VERSION_STRINGIZE(str)#str 46 # define MAD_VERSION_STRINGIZE(str)#str
38 # define MAD_VERSION_STRING(num)MAD_VERSION_STRINGIZE(num) 47 # define MAD_VERSION_STRING(num)MAD_VERSION_STRINGIZE(num)
39 48
40 # define MAD_VERSION MAD_VERSION_STRING(MAD_VERSION_MAJOR) "." \ 49 # define MAD_VERSION MAD_VERSION_STRING(MAD_VERSION_MAJOR) "." \
41 MAD_VERSION_STRING(MAD_VERSION_MINOR) "." \ 50 MAD_VERSION_STRING(MAD_VERSION_MINOR) "." \
42 MAD_VERSION_STRING(MAD_VERSION_PATCH) \ 51 MAD_VERSION_STRING(MAD_VERSION_PATCH) \
43 MAD_VERSION_EXTRA 52 MAD_VERSION_EXTRA
44 53
45 # define MAD_PUBLISHYEAR"2000-2001" 54 # define MAD_PUBLISHYEAR"2000-2004"
46 # define MAD_AUTHOR "Robert Leslie" 55 # define MAD_AUTHOR "Underbit Technologies, Inc."
47 # define MAD_EMAIL "rob@mars.org" 56 # define MAD_EMAIL "info@underbit.com"
48 57
49extern char const mad_version[]; 58extern char const mad_version[];
50extern char const mad_copyright[]; 59extern char const mad_copyright[];
51extern char const mad_author[]; 60extern char const mad_author[];
52extern char const mad_build[]; 61extern char const mad_build[];
53 62
54# endif 63# endif
55 64
56/* Id: fixed.h,v 1.23 2001/04/05 04:57:11 rob Exp */ 65/* Id: fixed.h,v 1.38 2004/02/17 02:02:03 rob Exp */
57 66
58# ifndef LIBMAD_FIXED_H 67# ifndef LIBMAD_FIXED_H
59# define LIBMAD_FIXED_H 68# define LIBMAD_FIXED_H
60 69
61# if SIZEOF_INT >= 4 70# if SIZEOF_INT >= 4
62typedef signed int mad_fixed_t; 71typedef signed int mad_fixed_t;
63 72
64typedef signed int mad_fixed64hi_t; 73typedef signed int mad_fixed64hi_t;
65typedef unsigned int mad_fixed64lo_t; 74typedef unsigned int mad_fixed64lo_t;
66# else 75# else
67typedef signed long mad_fixed_t; 76typedef signed long mad_fixed_t;
68 77
69typedef signed long mad_fixed64hi_t; 78typedef signed long mad_fixed64hi_t;
70typedef unsigned long mad_fixed64lo_t; 79typedef unsigned long mad_fixed64lo_t;
71# endif 80# endif
72 81
82# if defined(_MSC_VER)
83# define mad_fixed64_t signed __int64
84# elif 1 || defined(__GNUC__)
85# define mad_fixed64_t signed long long
86# endif
87
88# if defined(FPM_FLOAT)
89typedef double mad_sample_t;
90# else
91typedef mad_fixed_t mad_sample_t;
92# endif
93
73/* 94/*
74 * Fixed-point format: 0xABBBBBBB 95 * Fixed-point format: 0xABBBBBBB
75 * A == whole part (sign + 3 bits) 96 * A == whole part (sign + 3 bits)
76 * B == fractional part (28 bits) 97 * B == fractional part (28 bits)
77 * 98 *
78 * Values are signed two's complement, so the effective range is: 99 * Values are signed two's complement, so the effective range is:
79 * 0x80000000 to 0x7fffffff 100 * 0x80000000 to 0x7fffffff
80 * -8.0 to +7.9999999962747097015380859375 101 * -8.0 to +7.9999999962747097015380859375
81 * 102 *
82 * The smallest representable value is: 103 * The smallest representable value is:
83 * 0x00000001 == 0.0000000037252902984619140625 (i.e. about 3.725e-9) 104 * 0x00000001 == 0.0000000037252902984619140625 (i.e. about 3.725e-9)
84 * 105 *
85 * 28 bits of fractional accuracy represent about 106 * 28 bits of fractional accuracy represent about
86 * 8.6 digits of decimal accuracy. 107 * 8.6 digits of decimal accuracy.
87 * 108 *
88 * Fixed-point numbers can be added or subtracted as normal 109 * Fixed-point numbers can be added or subtracted as normal
89 * integers, but multiplication requires shifting the 64-bit result 110 * integers, but multiplication requires shifting the 64-bit result
90 * from 56 fractional bits back to 28 (and rounding.) 111 * from 56 fractional bits back to 28 (and rounding.)
91 * 112 *
92 * Changing the definition of MAD_F_FRACBITS is only partially 113 * Changing the definition of MAD_F_FRACBITS is only partially
93 * supported, and must be done with care. 114 * supported, and must be done with care.
94 */ 115 */
95 116
96 # define MAD_F_FRACBITS 28 117 # define MAD_F_FRACBITS 28
97 118
98# if MAD_F_FRACBITS == 28 119# if MAD_F_FRACBITS == 28
99 # define MAD_F(x) ((mad_fixed_t) (x##L)) 120 # define MAD_F(x) ((mad_fixed_t) (x##L))
100# else 121# else
101# if MAD_F_FRACBITS < 28 122# if MAD_F_FRACBITS < 28
102# warning "MAD_F_FRACBITS < 28" 123# warning "MAD_F_FRACBITS < 28"
103 # define MAD_F(x) ((mad_fixed_t) \ 124 # define MAD_F(x) ((mad_fixed_t) \
104 (((x##L) + \ 125 (((x##L) + \
105 (1L << (28 - MAD_F_FRACBITS - 1))) >> \ 126 (1L << (28 - MAD_F_FRACBITS - 1))) >> \
106 (28 - MAD_F_FRACBITS))) 127 (28 - MAD_F_FRACBITS)))
107# elif MAD_F_FRACBITS > 28 128# elif MAD_F_FRACBITS > 28
108# error "MAD_F_FRACBITS > 28 not currently supported" 129# error "MAD_F_FRACBITS > 28 not currently supported"
109 # define MAD_F(x) ((mad_fixed_t) \ 130 # define MAD_F(x) ((mad_fixed_t) \
110 ((x##L) << (MAD_F_FRACBITS - 28))) 131 ((x##L) << (MAD_F_FRACBITS - 28)))
111# endif 132# endif
112# endif 133# endif
113 134
114 # define MAD_F_MIN ((mad_fixed_t) -0x80000000L) 135 # define MAD_F_MIN ((mad_fixed_t) -0x80000000L)
115 # define MAD_F_MAX ((mad_fixed_t) +0x7fffffffL) 136 # define MAD_F_MAX ((mad_fixed_t) +0x7fffffffL)
116 137
117 # define MAD_F_ONE MAD_F(0x10000000) 138 # define MAD_F_ONE MAD_F(0x10000000)
118 139
119 # define mad_f_tofixed(x)((mad_fixed_t) \ 140 # define mad_f_tofixed(x)((mad_fixed_t) \
120 ((x) * (double) (1L << MAD_F_FRACBITS) + 0.5)) 141 ((x) * (double) (1L << MAD_F_FRACBITS) + 0.5))
121 # define mad_f_todouble(x)((double) \ 142 # define mad_f_todouble(x)((double) \
122 ((x) / (double) (1L << MAD_F_FRACBITS))) 143 ((x) / (double) (1L << MAD_F_FRACBITS)))
123 144
124 # define mad_f_intpart(x)((x) >> MAD_F_FRACBITS) 145 # define mad_f_intpart(x)((x) >> MAD_F_FRACBITS)
125 # define mad_f_fracpart(x)((x) & ((1L << MAD_F_FRACBITS) - 1)) 146 # define mad_f_fracpart(x)((x) & ((1L << MAD_F_FRACBITS) - 1))
126 /* (x should be positive) */ 147 /* (x should be positive) */
127 148
128 # define mad_f_fromint(x)((x) << MAD_F_FRACBITS) 149 # define mad_f_fromint(x)((x) << MAD_F_FRACBITS)
129 150
130 # define mad_f_add(x, y)((x) + (y)) 151 # define mad_f_add(x, y)((x) + (y))
131 # define mad_f_sub(x, y)((x) - (y)) 152 # define mad_f_sub(x, y)((x) - (y))
132 153
133# if defined(FPM_64BIT) 154# if defined(FPM_FLOAT)
155# error "FPM_FLOAT not yet supported"
156
157# undef MAD_F
158 # define MAD_F(x) mad_f_todouble(x)
159
160 # define mad_f_mul(x, y)((x) * (y))
161# define mad_f_scale64
162
163# undef ASO_ZEROCHECK
164
165# elif defined(FPM_64BIT)
134 166
135/* 167/*
136 * This version should be the most accurate if 64-bit (long long) types are 168 * This version should be the most accurate if 64-bit types are supported by
137 * supported by the compiler, although it may not be the most efficient. 169 * the compiler, although it may not be the most efficient.
138 */ 170 */
139# if defined(OPT_ACCURACY) 171# if defined(OPT_ACCURACY)
140# define mad_f_mul(x, y) \ 172# define mad_f_mul(x, y) \
141 ((mad_fixed_t) \ 173 ((mad_fixed_t) \
142 ((((signed long long) (x) * (y)) + \ 174 ((((mad_fixed64_t) (x) * (y)) + \
143 (1L << (MAD_F_SCALEBITS - 1))) >> MAD_F_SCALEBITS)) 175 (1L << (MAD_F_SCALEBITS - 1))) >> MAD_F_SCALEBITS))
144# else 176# else
145# define mad_f_mul(x, y) \ 177# define mad_f_mul(x, y) \
146 ((mad_fixed_t) (((signed long long) (x) * (y)) >> MAD_F_SCALEBITS)) 178 ((mad_fixed_t) (((mad_fixed64_t) (x) * (y)) >> MAD_F_SCALEBITS))
147# endif 179# endif
148 180
149# define MAD_F_SCALEBITS MAD_F_FRACBITS 181# define MAD_F_SCALEBITS MAD_F_FRACBITS
150 182
151/* --- Intel --------------------------------------------------------------- */ 183/* --- Intel --------------------------------------------------------------- */
152 184
153# elif defined(FPM_INTEL) 185# elif defined(FPM_INTEL)
154 186
187# if defined(_MSC_VER)
188# pragma warning(push)
189# pragma warning(disable: 4035) /* no return value */
190static __forceinline
191mad_fixed_t mad_f_mul_inline(mad_fixed_t x, mad_fixed_t y)
192{
193 enum {
194 fracbits = MAD_F_FRACBITS
195 };
196
197 __asm {
198 mov eax, x
199 imul y
200 shrd eax, edx, fracbits
201 }
202
203 /* implicit return of eax */
204}
205# pragma warning(pop)
206
207 # define mad_f_mul mad_f_mul_inline
208# define mad_f_scale64
209# else
155/* 210/*
156 * This Intel version is fast and accurate; the disposition of the least 211 * This Intel version is fast and accurate; the disposition of the least
157 * significant bit depends on OPT_ACCURACY via mad_f_scale64(). 212 * significant bit depends on OPT_ACCURACY via mad_f_scale64().
158 */ 213 */
159# define MAD_F_MLX(hi, lo, x, y) \ 214# define MAD_F_MLX(hi, lo, x, y) \
160 asm ("imull %3" \ 215 asm ("imull %3" \
161 : "=a" (lo), "=d" (hi) \ 216 : "=a" (lo), "=d" (hi) \
162 : "%a" (x), "rm" (y) \ 217 : "%a" (x), "rm" (y) \
163 : "cc") 218 : "cc")
164 219
165# if defined(OPT_ACCURACY) 220# if defined(OPT_ACCURACY)
166/* 221/*
167 * This gives best accuracy but is not very fast. 222 * This gives best accuracy but is not very fast.
168 */ 223 */
169# define MAD_F_MLA(hi, lo, x, y) \ 224# define MAD_F_MLA(hi, lo, x, y) \
170 ({ mad_fixed64hi_t __hi; \ 225 ({ mad_fixed64hi_t __hi; \
171 mad_fixed64lo_t __lo; \ 226 mad_fixed64lo_t __lo; \
172 MAD_F_MLX(__hi, __lo, (x), (y)); \ 227 MAD_F_MLX(__hi, __lo, (x), (y)); \
173 asm ("addl %2,%0\n\t" \ 228 asm ("addl %2,%0\n\t" \
174 "adcl %3,%1" \ 229 "adcl %3,%1" \
175 : "=rm" (lo), "=rm" (hi) \ 230 : "=rm" (lo), "=rm" (hi) \
176 : "r" (__lo), "r" (__hi), "0" (lo), "1" (hi) \ 231 : "r" (__lo), "r" (__hi), "0" (lo), "1" (hi) \
177 : "cc"); \ 232 : "cc"); \
178 }) 233 })
179# endif /* OPT_ACCURACY */ 234# endif /* OPT_ACCURACY */
180 235
181# if defined(OPT_ACCURACY) 236# if defined(OPT_ACCURACY)
182/* 237/*
183 * Surprisingly, this is faster than SHRD followed by ADC. 238 * Surprisingly, this is faster than SHRD followed by ADC.
184 */ 239 */
185# define mad_f_scale64(hi, lo) \ 240# define mad_f_scale64(hi, lo) \
186 ({ mad_fixed64hi_t __hi_; \ 241 ({ mad_fixed64hi_t __hi_; \
187 mad_fixed64lo_t __lo_; \ 242 mad_fixed64lo_t __lo_; \
188 mad_fixed_t __result; \ 243 mad_fixed_t __result; \
189 asm ("addl %4,%2\n\t" \ 244 asm ("addl %4,%2\n\t" \
190 "adcl %5,%3" \ 245 "adcl %5,%3" \
191 : "=rm" (__lo_), "=rm" (__hi_) \ 246 : "=rm" (__lo_), "=rm" (__hi_) \
192 : "0" (lo), "1" (hi), \ 247 : "0" (lo), "1" (hi), \
193 "ir" (1L << (MAD_F_SCALEBITS - 1)), "ir" (0) \ 248 "ir" (1L << (MAD_F_SCALEBITS - 1)), "ir" (0) \
194 : "cc"); \ 249 : "cc"); \
195 asm ("shrdl %3,%2,%1" \ 250 asm ("shrdl %3,%2,%1" \
196 : "=rm" (__result) \ 251 : "=rm" (__result) \
197 : "0" (__lo_), "r" (__hi_), "I" (MAD_F_SCALEBITS) \ 252 : "0" (__lo_), "r" (__hi_), "I" (MAD_F_SCALEBITS) \
198 : "cc"); \ 253 : "cc"); \
199 __result; \ 254 __result; \
200 }) 255 })
201# else 256# elif defined(OPT_INTEL)
202# define mad_f_scale64(hi, lo) \ 257/*
258 * Alternate Intel scaling that may or may not perform better.
259 */
260# define mad_f_scale64(hi, lo) \
261 ({ mad_fixed_t __result; \
262 asm ("shrl %3,%1\n\t" \
263 "shll %4,%2\n\t" \
264 "orl %2,%1" \
265 : "=rm" (__result) \
266 : "0" (lo), "r" (hi), \
267 "I" (MAD_F_SCALEBITS), "I" (32 - MAD_F_SCALEBITS) \
268 : "cc"); \
269 __result; \
270 })
271# else
272# define mad_f_scale64(hi, lo) \
203 ({ mad_fixed_t __result; \ 273 ({ mad_fixed_t __result; \
204 asm ("shrdl %3,%2,%1" \ 274 asm ("shrdl %3,%2,%1" \
205 : "=rm" (__result) \ 275 : "=rm" (__result) \
206 : "0" (lo), "r" (hi), "I" (MAD_F_SCALEBITS) \ 276 : "0" (lo), "r" (hi), "I" (MAD_F_SCALEBITS) \
207 : "cc"); \ 277 : "cc"); \
208 __result; \ 278 __result; \
209 }) 279 })
210# endif /* OPT_ACCURACY */ 280# endif /* OPT_ACCURACY */
211 281
212# define MAD_F_SCALEBITS MAD_F_FRACBITS 282# define MAD_F_SCALEBITS MAD_F_FRACBITS
283# endif
213 284
214/* --- ARM ----------------------------------------------------------------- */ 285/* --- ARM ----------------------------------------------------------------- */
215 286
216# elif defined(FPM_ARM) 287# elif defined(FPM_ARM)
217 288
218/* 289/*
219 * This ARM V4 version is as accurate as FPM_64BIT but much faster. The 290 * This ARM V4 version is as accurate as FPM_64BIT but much faster. The
220 * least significant bit is properly rounded at no CPU cycle cost! 291 * least significant bit is properly rounded at no CPU cycle cost!
221 */ 292 */
222# if 1 293# if 1
223/* 294/*
224 * There's a bug somewhere, possibly in the compiler, that sometimes makes 295 * This is faster than the default implementation via MAD_F_MLX() and
225 * this necessary instead of the default implementation via MAD_F_MLX and 296 * mad_f_scale64().
226 * mad_f_scale64. It may be related to the use (or lack) of
227 * -finline-functions and/or -fstrength-reduce.
228 *
229 * This is also apparently faster than MAD_F_MLX/mad_f_scale64.
230 */ 297 */
231# define mad_f_mul(x, y) \ 298# define mad_f_mul(x, y) \
232 ({ mad_fixed64hi_t __hi; \ 299 ({ mad_fixed64hi_t __hi; \
233 mad_fixed64lo_t __lo; \ 300 mad_fixed64lo_t __lo; \
234 mad_fixed_t __result; \ 301 mad_fixed_t __result; \
235 asm ("smull%0, %1, %3, %4\n\t" \ 302 asm ("smull%0, %1, %3, %4\n\t" \
236 "movs%0, %0, lsr %5\n\t" \ 303 "movs%0, %0, lsr %5\n\t" \
237 "adc%2, %0, %1, lsl %6" \ 304 "adc%2, %0, %1, lsl %6" \
238 : "=&r" (__lo), "=&r" (__hi), "=r" (__result) \ 305 : "=&r" (__lo), "=&r" (__hi), "=r" (__result) \
239 : "%r" (x), "r" (y), \ 306 : "%r" (x), "r" (y), \
240 "M" (MAD_F_SCALEBITS), "M" (32 - MAD_F_SCALEBITS) \ 307 "M" (MAD_F_SCALEBITS), "M" (32 - MAD_F_SCALEBITS) \
241 : "cc"); \ 308 : "cc"); \
242 __result; \ 309 __result; \
243 }) 310 })
244# endif 311# endif
245 312
246# define MAD_F_MLX(hi, lo, x, y) \ 313# define MAD_F_MLX(hi, lo, x, y) \
247 asm ("smull%0, %1, %2, %3" \ 314 asm ("smull%0, %1, %2, %3" \
248 : "=&r" (lo), "=&r" (hi) \ 315 : "=&r" (lo), "=&r" (hi) \
249 : "%r" (x), "r" (y)) 316 : "%r" (x), "r" (y))
250 317
251# define MAD_F_MLA(hi, lo, x, y) \ 318# define MAD_F_MLA(hi, lo, x, y) \
252 asm ("smlal%0, %1, %2, %3" \ 319 asm ("smlal%0, %1, %2, %3" \
253 : "+r" (lo), "+r" (hi) \ 320 : "+r" (lo), "+r" (hi) \
254 : "%r" (x), "r" (y)) 321 : "%r" (x), "r" (y))
255 322
323# define MAD_F_MLN(hi, lo) \
324 asm ("rsbs%0, %2, #0\n\t" \
325 "rsc%1, %3, #0" \
326 : "=r" (lo), "=r" (hi) \
327 : "0" (lo), "1" (hi) \
328 : "cc")
329
256# define mad_f_scale64(hi, lo) \ 330# define mad_f_scale64(hi, lo) \
257 ({ mad_fixed_t __result; \ 331 ({ mad_fixed_t __result; \
258 asm ("movs%0, %1, lsr %3\n\t" \ 332 asm ("movs%0, %1, lsr %3\n\t" \
259 "adc%0, %0, %2, lsl %4" \ 333 "adc%0, %0, %2, lsl %4" \
260 : "=r" (__result) \ 334 : "=&r" (__result) \
261 : "r" (lo), "r" (hi), \ 335 : "r" (lo), "r" (hi), \
262 "M" (MAD_F_SCALEBITS), "M" (32 - MAD_F_SCALEBITS) \ 336 "M" (MAD_F_SCALEBITS), "M" (32 - MAD_F_SCALEBITS) \
263 : "cc"); \ 337 : "cc"); \
264 __result; \ 338 __result; \
265 }) 339 })
266 340
267# define MAD_F_SCALEBITS MAD_F_FRACBITS 341# define MAD_F_SCALEBITS MAD_F_FRACBITS
268 342
269/* --- MIPS ---------------------------------------------------------------- */ 343/* --- MIPS ---------------------------------------------------------------- */
270 344
271# elif defined(FPM_MIPS) 345# elif defined(FPM_MIPS)
272 346
273/* 347/*
274 * This MIPS version is fast and accurate; the disposition of the least 348 * This MIPS version is fast and accurate; the disposition of the least
275 * significant bit depends on OPT_ACCURACY via mad_f_scale64(). 349 * significant bit depends on OPT_ACCURACY via mad_f_scale64().
276 */ 350 */
277# define MAD_F_MLX(hi, lo, x, y) \ 351# define MAD_F_MLX(hi, lo, x, y) \
278 asm ("mult%2,%3" \ 352 asm ("mult%2,%3" \
279 : "=l" (lo), "=h" (hi) \ 353 : "=l" (lo), "=h" (hi) \
280 : "%r" (x), "r" (y)) 354 : "%r" (x), "r" (y))
281 355
282# if defined(HAVE_MADD_ASM) 356# if defined(HAVE_MADD_ASM)
283# define MAD_F_MLA(hi, lo, x, y) \ 357# define MAD_F_MLA(hi, lo, x, y) \
284 asm ("madd%2,%3" \ 358 asm ("madd%2,%3" \
285 : "+l" (lo), "+h" (hi) \ 359 : "+l" (lo), "+h" (hi) \
286 : "%r" (x), "r" (y)) 360 : "%r" (x), "r" (y))
287# elif defined(HAVE_MADD16_ASM) 361# elif defined(HAVE_MADD16_ASM)
288/* 362/*
289 * This loses significant accuracy due to the 16-bit integer limit in the 363 * This loses significant accuracy due to the 16-bit integer limit in the
290 * multiply/accumulate instruction. 364 * multiply/accumulate instruction.
291 */ 365 */
292# define MAD_F_ML0(hi, lo, x, y) \ 366# define MAD_F_ML0(hi, lo, x, y) \
293 asm ("mult%2,%3" \ 367 asm ("mult%2,%3" \
294 : "=l" (lo), "=h" (hi) \ 368 : "=l" (lo), "=h" (hi) \
295 : "%r" ((x) >> 12), "r" ((y) >> 16)) 369 : "%r" ((x) >> 12), "r" ((y) >> 16))
296# define MAD_F_MLA(hi, lo, x, y) \ 370# define MAD_F_MLA(hi, lo, x, y) \
297 asm ("madd16%2,%3" \ 371 asm ("madd16%2,%3" \
298 : "+l" (lo), "+h" (hi) \ 372 : "+l" (lo), "+h" (hi) \
299 : "%r" ((x) >> 12), "r" ((y) >> 16)) 373 : "%r" ((x) >> 12), "r" ((y) >> 16))
300# define MAD_F_MLZ(hi, lo) ((mad_fixed_t) (lo)) 374# define MAD_F_MLZ(hi, lo) ((mad_fixed_t) (lo))
301# endif 375# endif
302 376
303# if defined(OPT_SPEED) 377# if defined(OPT_SPEED)
304# define mad_f_scale64(hi, lo) \ 378# define mad_f_scale64(hi, lo) \
305 ((mad_fixed_t) ((hi) << (32 - MAD_F_SCALEBITS))) 379 ((mad_fixed_t) ((hi) << (32 - MAD_F_SCALEBITS)))
306# define MAD_F_SCALEBITS MAD_F_FRACBITS 380# define MAD_F_SCALEBITS MAD_F_FRACBITS
307# endif 381# endif
308 382
309/* --- SPARC --------------------------------------------------------------- */ 383/* --- SPARC --------------------------------------------------------------- */
310 384
311# elif defined(FPM_SPARC) 385# elif defined(FPM_SPARC)
312 386
313/* 387/*
314 * This SPARC V8 version is fast and accurate; the disposition of the least 388 * This SPARC V8 version is fast and accurate; the disposition of the least
315 * significant bit depends on OPT_ACCURACY via mad_f_scale64(). 389 * significant bit depends on OPT_ACCURACY via mad_f_scale64().
316 */ 390 */
317# define MAD_F_MLX(hi, lo, x, y) \ 391# define MAD_F_MLX(hi, lo, x, y) \
318 asm ("smul %2, %3, %0\n\t" \ 392 asm ("smul %2, %3, %0\n\t" \
319 "rd %%y, %1" \ 393 "rd %%y, %1" \
320 : "=r" (lo), "=r" (hi) \ 394 : "=r" (lo), "=r" (hi) \
321 : "%r" (x), "rI" (y)) 395 : "%r" (x), "rI" (y))
322 396
323/* --- PowerPC ------------------------------------------------------------- */ 397/* --- PowerPC ------------------------------------------------------------- */
324 398
325# elif defined(FPM_PPC) 399# elif defined(FPM_PPC)
326 400
327/* 401/*
328 * This PowerPC version is tuned for the 4xx embedded processors. It is 402 * This PowerPC version is fast and accurate; the disposition of the least
329 * effectively a tuned version of FPM_64BIT. It is a little faster and just 403 * significant bit depends on OPT_ACCURACY via mad_f_scale64().
330 * as accurate. The disposition of the least significant bit depends on
331 * OPT_ACCURACY via mad_f_scale64().
332 */ 404 */
333# define MAD_F_MLX(hi, lo, x, y) \ 405# define MAD_F_MLX(hi, lo, x, y) \
334 asm ("mulhw %1, %2, %3\n\t" \ 406 do { \
335 "mullw %0, %2, %3" \ 407 asm ("mullw %0,%1,%2" \
336 : "=&r" (lo), "=&r" (hi) \ 408 : "=r" (lo) \
337 : "%r" (x), "r" (y)) 409 : "%r" (x), "r" (y)); \
410 asm ("mulhw %0,%1,%2" \
411 : "=r" (hi) \
412 : "%r" (x), "r" (y)); \
413 } \
414 while (0)
338 415
339# define MAD_F_MLA(hi, lo, x, y) \ 416# if defined(OPT_ACCURACY)
417/*
418 * This gives best accuracy but is not very fast.
419 */
420# define MAD_F_MLA(hi, lo, x, y) \
340 ({ mad_fixed64hi_t __hi; \ 421 ({ mad_fixed64hi_t __hi; \
341 mad_fixed64lo_t __lo; \ 422 mad_fixed64lo_t __lo; \
342 MAD_F_MLX(__hi, __lo, (x), (y)); \ 423 MAD_F_MLX(__hi, __lo, (x), (y)); \
343 asm ("addc %0, %2, %3\n\t" \ 424 asm ("addc %0,%2,%3\n\t" \
344 "adde %1, %4, %5" \ 425 "adde %1,%4,%5" \
345 : "=r" (lo), "=r" (hi) \ 426 : "=r" (lo), "=r" (hi) \
346 : "%r" (__lo), "0" (lo), "%r" (__hi), "1" (hi)); \ 427 : "%r" (lo), "r" (__lo), \
428 "%r" (hi), "r" (__hi) \
429 : "xer"); \
347 }) 430 })
431# endif
348 432
349# if defined(OPT_ACCURACY) 433# if defined(OPT_ACCURACY)
350/* 434/*
351 * This is accurate and ~2 - 2.5 times slower than the unrounded version. 435 * This is slower than the truncating version below it.
352 *
353 * The __volatile__ improves the generated code by another 5% (fewer spills
354 * to memory); eventually they should be removed.
355 */ 436 */
356# define mad_f_scale64(hi, lo) \ 437# define mad_f_scale64(hi, lo) \
357 ({ mad_fixed_t __result; \ 438 ({ mad_fixed_t __result, __round; \
358 mad_fixed64hi_t __hi_; \ 439 asm ("rotrwi %0,%1,%2" \
359 mad_fixed64lo_t __lo_; \ 440 : "=r" (__result) \
360 asm __volatile__ ("addc %0, %2, %4\n\t" \ 441 : "r" (lo), "i" (MAD_F_SCALEBITS)); \
361 "addze %1, %3" \ 442 asm ("extrwi %0,%1,1,0" \
362 : "=r" (__lo_), "=r" (__hi_) \ 443 : "=r" (__round) \
363 : "r" (lo), "r" (hi), "r" (1 << (MAD_F_SCALEBITS - 1))); \ 444 : "r" (__result)); \
364 asm __volatile__ ("rlwinm %0, %2,32-%3,0,%3-1\n\t" \ 445 asm ("insrwi %0,%1,%2,0" \
365 "rlwimi %0, %1,32-%3,%3,31" \ 446 : "+r" (__result) \
366 : "=&r" (__result) \ 447 : "r" (hi), "i" (MAD_F_SCALEBITS)); \
367 : "r" (__lo_), "r" (__hi_), "I" (MAD_F_SCALEBITS)); \ 448 asm ("add %0,%1,%2" \
368 __result; \ 449 : "=r" (__result) \
450 : "%r" (__result), "r" (__round)); \
451 __result; \
369 }) 452 })
370# else 453# else
371# define mad_f_scale64(hi, lo) \ 454# define mad_f_scale64(hi, lo) \
372 ({ mad_fixed_t __result; \ 455 ({ mad_fixed_t __result; \
373 asm ("rlwinm %0, %2,32-%3,0,%3-1\n\t" \ 456 asm ("rotrwi %0,%1,%2" \
374 "rlwimi %0, %1,32-%3,%3,31" \
375 : "=r" (__result) \ 457 : "=r" (__result) \
376 : "r" (lo), "r" (hi), "I" (MAD_F_SCALEBITS)); \ 458 : "r" (lo), "i" (MAD_F_SCALEBITS)); \
377 __result; \ 459 asm ("insrwi %0,%1,%2,0" \
460 : "+r" (__result) \
461 : "r" (hi), "i" (MAD_F_SCALEBITS)); \
462 __result; \
378 }) 463 })
379# endif /* OPT_ACCURACY */ 464# endif
380 465
381# define MAD_F_SCALEBITS MAD_F_FRACBITS 466# define MAD_F_SCALEBITS MAD_F_FRACBITS
382 467
383/* --- Default ------------------------------------------------------------- */ 468/* --- Default ------------------------------------------------------------- */
384 469
385# elif defined(FPM_DEFAULT) 470# elif defined(FPM_DEFAULT)
386 471
387/* 472/*
388 * This version is the most portable but it loses significant accuracy. 473 * This version is the most portable but it loses significant accuracy.
389 * Furthermore, accuracy is biased against the second argument, so care 474 * Furthermore, accuracy is biased against the second argument, so care
390 * should be taken when ordering operands. 475 * should be taken when ordering operands.
391 * 476 *
392 * The scale factors are constant as this is not used with SSO. 477 * The scale factors are constant as this is not used with SSO.
393 * 478 *
394 * Pre-rounding is required to stay within the limits of compliance. 479 * Pre-rounding is required to stay within the limits of compliance.
395 */ 480 */
396 # define mad_f_mul(x, y)((((x) + (1L << 11)) >> 12) * \ 481# if defined(OPT_SPEED)
482 # define mad_f_mul(x, y)(((x) >> 12) * ((y) >> 16))
483# else
484 # define mad_f_mul(x, y)((((x) + (1L << 11)) >> 12) * \
397 (((y) + (1L << 15)) >> 16)) 485 (((y) + (1L << 15)) >> 16))
486# endif
398 487
399/* ------------------------------------------------------------------------- */ 488/* ------------------------------------------------------------------------- */
400 489
401# else 490# else
402# error "no FPM selected" 491# error "no FPM selected"
403# endif 492# endif
404 493
405/* default implementations */ 494/* default implementations */
406 495
407# if !defined(mad_f_mul) 496# if !defined(mad_f_mul)
408# define mad_f_mul(x, y) \ 497# define mad_f_mul(x, y) \
409 ({ mad_fixed64hi_t __hi; \ 498 ({ register mad_fixed64hi_t __hi; \
410 mad_fixed64lo_t __lo; \ 499 register mad_fixed64lo_t __lo; \
411 MAD_F_MLX(__hi, __lo, (x), (y)); \ 500 MAD_F_MLX(__hi, __lo, (x), (y)); \
412 mad_f_scale64(__hi, __lo); \ 501 mad_f_scale64(__hi, __lo); \
413 }) 502 })
414# endif 503# endif
415 504
416# if !defined(MAD_F_MLA) 505# if !defined(MAD_F_MLA)
417 # define MAD_F_ML0(hi, lo, x, y)((lo) = mad_f_mul((x), (y))) 506 # define MAD_F_ML0(hi, lo, x, y)((lo) = mad_f_mul((x), (y)))
418 # define MAD_F_MLA(hi, lo, x, y)((lo) += mad_f_mul((x), (y))) 507 # define MAD_F_MLA(hi, lo, x, y)((lo) += mad_f_mul((x), (y)))
508 # define MAD_F_MLN(hi, lo) ((lo) = -(lo))
419 # define MAD_F_MLZ(hi, lo) ((void) (hi), (mad_fixed_t) (lo)) 509 # define MAD_F_MLZ(hi, lo) ((void) (hi), (mad_fixed_t) (lo))
420# endif 510# endif
421 511
422# if !defined(MAD_F_ML0) 512# if !defined(MAD_F_ML0)
423 # define MAD_F_ML0(hi, lo, x, y)MAD_F_MLX((hi), (lo), (x), (y)) 513 # define MAD_F_ML0(hi, lo, x, y)MAD_F_MLX((hi), (lo), (x), (y))
424# endif 514# endif
425 515
516# if !defined(MAD_F_MLN)
517 # define MAD_F_MLN(hi, lo) ((hi) = ((lo) = -(lo)) ? ~(hi) : -(hi))
518# endif
519
426# if !defined(MAD_F_MLZ) 520# if !defined(MAD_F_MLZ)
427 # define MAD_F_MLZ(hi, lo) mad_f_scale64((hi), (lo)) 521 # define MAD_F_MLZ(hi, lo) mad_f_scale64((hi), (lo))
428# endif 522# endif
429 523
430# if !defined(mad_f_scale64) 524# if !defined(mad_f_scale64)
431# if defined(OPT_ACCURACY) 525# if defined(OPT_ACCURACY)
432# define mad_f_scale64(hi, lo) \ 526# define mad_f_scale64(hi, lo) \
433 ((((mad_fixed_t) \ 527 ((((mad_fixed_t) \
434 (((hi) << (32 - (MAD_F_SCALEBITS - 1))) | \ 528 (((hi) << (32 - (MAD_F_SCALEBITS - 1))) | \
435 ((lo) >> (MAD_F_SCALEBITS - 1)))) + 1) >> 1) 529 ((lo) >> (MAD_F_SCALEBITS - 1)))) + 1) >> 1)
436# else 530# else
437# define mad_f_scale64(hi, lo) \ 531# define mad_f_scale64(hi, lo) \
438 ((mad_fixed_t) \ 532 ((mad_fixed_t) \
439 (((hi) << (32 - MAD_F_SCALEBITS)) | \ 533 (((hi) << (32 - MAD_F_SCALEBITS)) | \
440 ((lo) >> MAD_F_SCALEBITS))) 534 ((lo) >> MAD_F_SCALEBITS)))
441# endif 535# endif
442# define MAD_F_SCALEBITS MAD_F_FRACBITS 536# define MAD_F_SCALEBITS MAD_F_FRACBITS
443# endif 537# endif
444 538
445/* miscellaneous C routines */ 539/* C routines */
446 540
447mad_fixed_t mad_f_abs(mad_fixed_t); 541mad_fixed_t mad_f_abs(mad_fixed_t);
542mad_fixed_t mad_f_div(mad_fixed_t, mad_fixed_t);
448 543
449# endif 544# endif
450 545
451/* Id: bit.h,v 1.7 2001/04/05 04:57:11 rob Exp */ 546/* Id: bit.h,v 1.12 2004/01/23 09:41:32 rob Exp */
452 547
453# ifndef LIBMAD_BIT_H 548# ifndef LIBMAD_BIT_H
454# define LIBMAD_BIT_H 549# define LIBMAD_BIT_H
455 550
456struct mad_bitptr { 551struct mad_bitptr {
457 unsigned char const *byte; 552 unsigned char const *byte;
458 unsigned short cache; 553 unsigned short cache;
459 unsigned short left; 554 unsigned short left;
460}; 555};
461 556
462void mad_bit_init(struct mad_bitptr *, unsigned char const *); 557void mad_bit_init(struct mad_bitptr *, unsigned char const *);
463 558
464 # define mad_bit_finish(bitptr) /* nothing */ 559 # define mad_bit_finish(bitptr) /* nothing */
465 560
466unsigned int mad_bit_length(struct mad_bitptr const *, 561unsigned int mad_bit_length(struct mad_bitptr const *,
467 struct mad_bitptr const *); 562 struct mad_bitptr const *);
468 563
469# define mad_bit_bitsleft(bitptr) ((bitptr)->left) 564# define mad_bit_bitsleft(bitptr) ((bitptr)->left)
470unsigned char const *mad_bit_nextbyte(struct mad_bitptr const *); 565unsigned char const *mad_bit_nextbyte(struct mad_bitptr const *);
471 566
472void mad_bit_skip(struct mad_bitptr *, unsigned int); 567void mad_bit_skip(struct mad_bitptr *, unsigned int);
473unsigned long mad_bit_read(struct mad_bitptr *, unsigned int); 568unsigned long mad_bit_read(struct mad_bitptr *, unsigned int);
474void mad_bit_write(struct mad_bitptr *, unsigned int, unsigned long); 569void mad_bit_write(struct mad_bitptr *, unsigned int, unsigned long);
475 570
476unsigned short mad_bit_crc(struct mad_bitptr, unsigned int, unsigned short); 571unsigned short mad_bit_crc(struct mad_bitptr, unsigned int, unsigned short);
477 572
478# endif 573# endif
479 574
480/* Id: timer.h,v 1.10 2001/04/05 04:57:11 rob Exp */ 575/* Id: timer.h,v 1.16 2004/01/23 09:41:33 rob Exp */
481 576
482# ifndef LIBMAD_TIMER_H 577# ifndef LIBMAD_TIMER_H
483# define LIBMAD_TIMER_H 578# define LIBMAD_TIMER_H
484 579
485typedef struct { 580typedef struct {
486 signed long seconds; /* whole seconds */ 581 signed long seconds; /* whole seconds */
487 unsigned long fraction;/* 1/MAD_TIMER_RESOLUTION seconds */ 582 unsigned long fraction;/* 1/MAD_TIMER_RESOLUTION seconds */
488} mad_timer_t; 583} mad_timer_t;
489 584
490extern mad_timer_t const mad_timer_zero; 585extern mad_timer_t const mad_timer_zero;
491 586
492 # define MAD_TIMER_RESOLUTION352800000UL 587 # define MAD_TIMER_RESOLUTION352800000UL
493 588
494enum mad_units { 589enum mad_units {
495 MAD_UNITS_HOURS = -2, 590 MAD_UNITS_HOURS = -2,
496 MAD_UNITS_MINUTES = -1, 591 MAD_UNITS_MINUTES = -1,
497 MAD_UNITS_SECONDS = 0, 592 MAD_UNITS_SECONDS = 0,
498 593
499 /* metric units */ 594 /* metric units */
500 595
501 MAD_UNITS_DECISECONDS = 10, 596 MAD_UNITS_DECISECONDS = 10,
502 MAD_UNITS_CENTISECONDS = 100, 597 MAD_UNITS_CENTISECONDS = 100,
503 MAD_UNITS_MILLISECONDS = 1000, 598 MAD_UNITS_MILLISECONDS = 1000,
504 599
505 /* audio sample units */ 600 /* audio sample units */
506 601
507 MAD_UNITS_8000_HZ = 8000, 602 MAD_UNITS_8000_HZ = 8000,
508 MAD_UNITS_11025_HZ = 11025, 603 MAD_UNITS_11025_HZ = 11025,
509 MAD_UNITS_12000_HZ = 12000, 604 MAD_UNITS_12000_HZ = 12000,
510 605
511 MAD_UNITS_16000_HZ = 16000, 606 MAD_UNITS_16000_HZ = 16000,
512 MAD_UNITS_22050_HZ = 22050, 607 MAD_UNITS_22050_HZ = 22050,
513 MAD_UNITS_24000_HZ = 24000, 608 MAD_UNITS_24000_HZ = 24000,
514 609
515 MAD_UNITS_32000_HZ = 32000, 610 MAD_UNITS_32000_HZ = 32000,
516 MAD_UNITS_44100_HZ = 44100, 611 MAD_UNITS_44100_HZ = 44100,
517 MAD_UNITS_48000_HZ = 48000, 612 MAD_UNITS_48000_HZ = 48000,
518 613
519 /* video frame/field units */ 614 /* video frame/field units */
520 615
521 MAD_UNITS_24_FPS = 24, 616 MAD_UNITS_24_FPS = 24,
522 MAD_UNITS_25_FPS = 25, 617 MAD_UNITS_25_FPS = 25,
523 MAD_UNITS_30_FPS = 30, 618 MAD_UNITS_30_FPS = 30,
524 MAD_UNITS_48_FPS = 48, 619 MAD_UNITS_48_FPS = 48,
525 MAD_UNITS_50_FPS = 50, 620 MAD_UNITS_50_FPS = 50,
526 MAD_UNITS_60_FPS = 60, 621 MAD_UNITS_60_FPS = 60,
527 622
528 /* CD audio frames */ 623 /* CD audio frames */
529 624
530 MAD_UNITS_75_FPS = 75, 625 MAD_UNITS_75_FPS = 75,
531 626
532 /* video drop-frame units */ 627 /* video drop-frame units */
533 628
534 MAD_UNITS_23_976_FPS = -24, 629 MAD_UNITS_23_976_FPS = -24,
535 MAD_UNITS_24_975_FPS = -25, 630 MAD_UNITS_24_975_FPS = -25,
536 MAD_UNITS_29_97_FPS = -30, 631 MAD_UNITS_29_97_FPS = -30,
537 MAD_UNITS_47_952_FPS = -48, 632 MAD_UNITS_47_952_FPS = -48,
538 MAD_UNITS_49_95_FPS = -50, 633 MAD_UNITS_49_95_FPS = -50,
539 MAD_UNITS_59_94_FPS = -60 634 MAD_UNITS_59_94_FPS = -60
540}; 635};
541 636
542 # define mad_timer_reset(timer)(*(timer) = mad_timer_zero) 637 # define mad_timer_reset(timer)((void) (*(timer) = mad_timer_zero))
543 638
544int mad_timer_compare(mad_timer_t, mad_timer_t); 639int mad_timer_compare(mad_timer_t, mad_timer_t);
545 640
546 # define mad_timer_sign(timer)mad_timer_compare((timer), mad_timer_zero) 641 # define mad_timer_sign(timer)mad_timer_compare((timer), mad_timer_zero)
547 642
548void mad_timer_negate(mad_timer_t *); 643void mad_timer_negate(mad_timer_t *);
549mad_timer_t mad_timer_abs(mad_timer_t); 644mad_timer_t mad_timer_abs(mad_timer_t);
550 645
551void mad_timer_set(mad_timer_t *, unsigned long, unsigned long, unsigned long); 646void mad_timer_set(mad_timer_t *, unsigned long, unsigned long, unsigned long);
552void mad_timer_add(mad_timer_t *, mad_timer_t); 647void mad_timer_add(mad_timer_t *, mad_timer_t);
553void mad_timer_multiply(mad_timer_t *, signed long); 648void mad_timer_multiply(mad_timer_t *, signed long);
554 649
555signed long mad_timer_count(mad_timer_t, enum mad_units); 650signed long mad_timer_count(mad_timer_t, enum mad_units);
556unsigned long mad_timer_fraction(mad_timer_t, unsigned long); 651unsigned long mad_timer_fraction(mad_timer_t, unsigned long);
557void mad_timer_string(mad_timer_t, char *, char const *, 652void mad_timer_string(mad_timer_t, char *, char const *,
558 enum mad_units, enum mad_units, unsigned long); 653 enum mad_units, enum mad_units, unsigned long);
559 654
560# endif 655# endif
561 656
562/* Id: stream.h,v 1.12 2001/04/10 05:18:21 rob Exp */ 657/* Id: stream.h,v 1.20 2004/02/05 09:02:39 rob Exp */
563 658
564# ifndef LIBMAD_STREAM_H 659# ifndef LIBMAD_STREAM_H
565# define LIBMAD_STREAM_H 660# define LIBMAD_STREAM_H
566 661
662
567 # define MAD_BUFFER_GUARD8 663 # define MAD_BUFFER_GUARD8
568 # define MAD_BUFFER_MDLEN(511 + 2048 + MAD_BUFFER_GUARD) 664 # define MAD_BUFFER_MDLEN(511 + 2048 + MAD_BUFFER_GUARD)
569 665
570enum mad_error { 666enum mad_error {
667 MAD_ERROR_NONE = 0x0000,/* no error */
668
571 MAD_ERROR_BUFLEN = 0x0001,/* input buffer too small (or EOF) */ 669 MAD_ERROR_BUFLEN = 0x0001,/* input buffer too small (or EOF) */
572 MAD_ERROR_BUFPTR = 0x0002,/* invalid (null) buffer pointer */ 670 MAD_ERROR_BUFPTR = 0x0002,/* invalid (null) buffer pointer */
573 671
574 MAD_ERROR_NOMEM = 0x0031,/* not enough memory */ 672 MAD_ERROR_NOMEM = 0x0031,/* not enough memory */
575 673
576 MAD_ERROR_LOSTSYNC = 0x0101,/* lost synchronization */ 674 MAD_ERROR_LOSTSYNC = 0x0101,/* lost synchronization */
577 MAD_ERROR_BADLAYER = 0x0102,/* reserved header layer value */ 675 MAD_ERROR_BADLAYER = 0x0102,/* reserved header layer value */
578 MAD_ERROR_BADBITRATE = 0x0103,/* forbidden bitrate value */ 676 MAD_ERROR_BADBITRATE = 0x0103,/* forbidden bitrate value */
579 MAD_ERROR_BADSAMPLERATE = 0x0104,/* reserved sample frequency value */ 677 MAD_ERROR_BADSAMPLERATE = 0x0104,/* reserved sample frequency value */
580 MAD_ERROR_BADEMPHASIS = 0x0105,/* reserved emphasis value */ 678 MAD_ERROR_BADEMPHASIS = 0x0105,/* reserved emphasis value */
581 679
582 MAD_ERROR_BADCRC = 0x0201,/* CRC check failed */ 680 MAD_ERROR_BADCRC = 0x0201,/* CRC check failed */
583 MAD_ERROR_BADBITALLOC = 0x0211,/* forbidden bit allocation value */ 681 MAD_ERROR_BADBITALLOC = 0x0211,/* forbidden bit allocation value */
584 MAD_ERROR_BADSCALEFACTOR = 0x0221,/* bad scalefactor index */ 682 MAD_ERROR_BADSCALEFACTOR = 0x0221,/* bad scalefactor index */
683 MAD_ERROR_BADMODE = 0x0222,/* bad bitrate/mode combination */
585 MAD_ERROR_BADFRAMELEN = 0x0231,/* bad frame length */ 684 MAD_ERROR_BADFRAMELEN = 0x0231,/* bad frame length */
586 MAD_ERROR_BADBIGVALUES = 0x0232,/* bad big_values count */ 685 MAD_ERROR_BADBIGVALUES = 0x0232,/* bad big_values count */
587 MAD_ERROR_BADBLOCKTYPE = 0x0233,/* reserved block_type */ 686 MAD_ERROR_BADBLOCKTYPE = 0x0233,/* reserved block_type */
588 MAD_ERROR_BADSCFSI = 0x0234,/* bad scalefactor selection info */ 687 MAD_ERROR_BADSCFSI = 0x0234,/* bad scalefactor selection info */
589 MAD_ERROR_BADDATAPTR = 0x0235,/* bad main_data_begin pointer */ 688 MAD_ERROR_BADDATAPTR = 0x0235,/* bad main_data_begin pointer */
590 MAD_ERROR_BADPART3LEN = 0x0236,/* bad audio data length */ 689 MAD_ERROR_BADPART3LEN = 0x0236,/* bad audio data length */
591 MAD_ERROR_BADHUFFTABLE = 0x0237,/* bad Huffman table select */ 690 MAD_ERROR_BADHUFFTABLE = 0x0237,/* bad Huffman table select */
592 MAD_ERROR_BADHUFFDATA = 0x0238,/* Huffman data overrun */ 691 MAD_ERROR_BADHUFFDATA = 0x0238,/* Huffman data overrun */
593 MAD_ERROR_BADSTEREO = 0x0239/* incompatible block_type for JS */ 692 MAD_ERROR_BADSTEREO = 0x0239/* incompatible block_type for JS */
594}; 693};
595 694
596 # define MAD_RECOVERABLE(error)((error) & 0xff00) 695 # define MAD_RECOVERABLE(error)((error) & 0xff00)
597 696
598struct mad_stream { 697struct mad_stream {
599 unsigned char const *buffer; /* input bitstream buffer */ 698 unsigned char const *buffer; /* input bitstream buffer */
600 unsigned char const *bufend; /* end of buffer */ 699 unsigned char const *bufend; /* end of buffer */
601 unsigned long skiplen; /* bytes to skip before next frame */ 700 unsigned long skiplen; /* bytes to skip before next frame */
602 701
603 int sync; /* stream sync found */ 702 int sync; /* stream sync found */
604 unsigned long freerate; /* free bitrate (fixed) */ 703 unsigned long freerate; /* free bitrate (fixed) */
605 704
606 unsigned char const *this_frame;/* start of current frame */ 705 unsigned char const *this_frame;/* start of current frame */
607 unsigned char const *next_frame;/* start of next frame */ 706 unsigned char const *next_frame;/* start of next frame */
608 struct mad_bitptr ptr; /* current processing bit pointer */ 707 struct mad_bitptr ptr; /* current processing bit pointer */
609 708
610 struct mad_bitptr anc_ptr; /* ancillary bits pointer */ 709 struct mad_bitptr anc_ptr; /* ancillary bits pointer */
611 unsigned int anc_bitlen; /* number of ancillary bits */ 710 unsigned int anc_bitlen; /* number of ancillary bits */
612 711
613 unsigned char (*main_data)[MAD_BUFFER_MDLEN]; 712 unsigned char (*main_data)[MAD_BUFFER_MDLEN];
614 /* Layer III main_data() */ 713 /* Layer III main_data() */
615 unsigned int md_len; /* bytes in main_data */ 714 unsigned int md_len; /* bytes in main_data */
616 715
617 int options; /* decoding options (see below) */ 716 int options; /* decoding options (see below) */
618 enum mad_error error; /* error code (see above) */ 717 enum mad_error error; /* error code (see above) */
619}; 718};
620 719
621enum { 720enum {
622 MAD_OPTION_IGNORECRC = 0x0001,/* ignore CRC errors */ 721 MAD_OPTION_IGNORECRC = 0x0001,/* ignore CRC errors */
623 MAD_OPTION_HALFSAMPLERATE = 0x0002,/* generate PCM at 1/2 sample rate */ 722 MAD_OPTION_HALFSAMPLERATE = 0x0002/* generate PCM at 1/2 sample rate */
624# if 0 /* not yet implemented */ 723# if 0 /* not yet implemented */
625 MAD_OPTION_LEFTCHANNEL = 0x0010,/* decode left channel only */ 724 MAD_OPTION_LEFTCHANNEL = 0x0010,/* decode left channel only */
626 MAD_OPTION_RIGHTCHANNEL = 0x0020,/* decode right channel only */ 725 MAD_OPTION_RIGHTCHANNEL = 0x0020,/* decode right channel only */
627 MAD_OPTION_SINGLECHANNEL = 0x0030,/* combine channels */ 726 MAD_OPTION_SINGLECHANNEL = 0x0030/* combine channels */
628# endif 727# endif
629}; 728};
630 729
631void mad_stream_init(struct mad_stream *); 730void mad_stream_init(struct mad_stream *);
632void mad_stream_finish(struct mad_stream *); 731void mad_stream_finish(struct mad_stream *);
633 732
634# define mad_stream_options(stream, opts) ((stream)->options = (opts)) 733# define mad_stream_options(stream, opts) \
734 ((void) ((stream)->options = (opts)))
635 735
636void mad_stream_buffer(struct mad_stream *, 736void mad_stream_buffer(struct mad_stream *,
637 unsigned char const *, unsigned long); 737 unsigned char const *, unsigned long);
638void mad_stream_skip(struct mad_stream *, unsigned long); 738void mad_stream_skip(struct mad_stream *, unsigned long);
639 739
640int mad_stream_sync(struct mad_stream *); 740int mad_stream_sync(struct mad_stream *);
641 741
742char const *mad_stream_errorstr(struct mad_stream const *);
743
642# endif 744# endif
643 745
644/* Id: frame.h,v 1.13 2001/04/05 04:57:11 rob Exp */ 746/* Id: frame.h,v 1.20 2004/01/23 09:41:32 rob Exp */
645 747
646# ifndef LIBMAD_FRAME_H 748# ifndef LIBMAD_FRAME_H
647# define LIBMAD_FRAME_H 749# define LIBMAD_FRAME_H
648 750
751
649enum mad_layer { 752enum mad_layer {
650 MAD_LAYER_I = 1, /* Layer I */ 753 MAD_LAYER_I = 1, /* Layer I */
651 MAD_LAYER_II = 2, /* Layer II */ 754 MAD_LAYER_II = 2, /* Layer II */
652 MAD_LAYER_III = 3 /* Layer III */ 755 MAD_LAYER_III = 3 /* Layer III */
653}; 756};
654 757
655enum mad_mode { 758enum mad_mode {
656 MAD_MODE_SINGLE_CHANNEL = 0, /* single channel */ 759 MAD_MODE_SINGLE_CHANNEL = 0, /* single channel */
657 MAD_MODE_DUAL_CHANNEL = 1, /* dual channel */ 760 MAD_MODE_DUAL_CHANNEL = 1, /* dual channel */
658 MAD_MODE_JOINT_STEREO = 2, /* joint (MS/intensity) stereo */ 761 MAD_MODE_JOINT_STEREO = 2, /* joint (MS/intensity) stereo */
659 MAD_MODE_STEREO = 3 /* normal LR stereo */ 762 MAD_MODE_STEREO = 3 /* normal LR stereo */
660}; 763};
661 764
662enum mad_emphasis { 765enum mad_emphasis {
663 MAD_EMPHASIS_NONE = 0, /* no emphasis */ 766 MAD_EMPHASIS_NONE = 0, /* no emphasis */
664 MAD_EMPHASIS_50_15_US = 1, /* 50/15 microseconds emphasis */ 767 MAD_EMPHASIS_50_15_US = 1, /* 50/15 microseconds emphasis */
665 MAD_EMPHASIS_CCITT_J_17 = 3 /* CCITT J.17 emphasis */ 768 MAD_EMPHASIS_CCITT_J_17 = 3, /* CCITT J.17 emphasis */
769 MAD_EMPHASIS_RESERVED = 2 /* unknown emphasis */
666}; 770};
667 771
668struct mad_frame { 772struct mad_header {
669 struct mad_header { 773 enum mad_layer layer; /* audio layer (1, 2, or 3) */
670 enum mad_layer layer; /* audio layer (1, 2, or 3) */ 774 enum mad_mode mode; /* channel mode (see above) */
671 enum mad_mode mode; /* channel mode (see above) */ 775 int mode_extension; /* additional mode info */
672 int mode_extension; /* additional mode info */ 776 enum mad_emphasis emphasis; /* de-emphasis to use (see above) */
673 enum mad_emphasis emphasis; /* de-emphasis to use (see above) */ 777
778 unsigned long bitrate; /* stream bitrate (bps) */
779 unsigned int samplerate; /* sampling frequency (Hz) */
674 780
675 unsigned long bitrate; /* stream bitrate (bps) */ 781 unsigned short crc_check; /* frame CRC accumulator */
676 unsigned int samplerate; /* sampling frequency (Hz) */ 782 unsigned short crc_target; /* final target CRC checksum */
677 783
678 unsigned short crc_check; /* frame CRC accumulator */ 784 int flags; /* flags (see below) */
679 unsigned short crc_target; /* final target CRC checksum */ 785 int private_bits; /* private bits (see below) */
680 786
681 int flags; /* flags (see below) */ 787 mad_timer_t duration; /* audio playing time of frame */
682 int private_bits; /* private bits (see below) */ 788};
683 789
684 mad_timer_t duration; /* audio playing time of frame */ 790struct mad_frame {
685 } header; 791 struct mad_header header; /* MPEG audio header */
686 792
687 int options; /* decoding options (from stream) */ 793 int options; /* decoding options (from stream) */
688 794
689 mad_fixed_t sbsample[2][36][32];/* synthesis subband filter samples */ 795 mad_fixed_t sbsample[2][36][32];/* synthesis subband filter samples */
690 mad_fixed_t (*overlap)[2][32][18];/* Layer III block overlap data */ 796 mad_fixed_t (*overlap)[2][32][18];/* Layer III block overlap data */
691}; 797};
692 798
693 # define MAD_NCHANNELS(header) ((header)->mode ? 2 : 1) 799 # define MAD_NCHANNELS(header) ((header)->mode ? 2 : 1)
694# define MAD_NSBSAMPLES(header) \ 800# define MAD_NSBSAMPLES(header) \
695 ((header)->layer == MAD_LAYER_I ? 12 : \ 801 ((header)->layer == MAD_LAYER_I ? 12 : \
696 (((header)->layer == MAD_LAYER_III && \ 802 (((header)->layer == MAD_LAYER_III && \
697 ((header)->flags & MAD_FLAG_LSF_EXT)) ? 18 : 36)) 803 ((header)->flags & MAD_FLAG_LSF_EXT)) ? 18 : 36))
698 804
699enum { 805enum {
700 MAD_FLAG_NPRIVATE_III = 0x0007,/* number of Layer III private bits */ 806 MAD_FLAG_NPRIVATE_III = 0x0007,/* number of Layer III private bits */
701 MAD_FLAG_INCOMPLETE = 0x0008,/* header but not data is decoded */ 807 MAD_FLAG_INCOMPLETE = 0x0008,/* header but not data is decoded */
702 808
703 MAD_FLAG_PROTECTION = 0x0010,/* frame has CRC protection */ 809 MAD_FLAG_PROTECTION = 0x0010,/* frame has CRC protection */
704 MAD_FLAG_COPYRIGHT = 0x0020,/* frame is copyright */ 810 MAD_FLAG_COPYRIGHT = 0x0020,/* frame is copyright */
705 MAD_FLAG_ORIGINAL = 0x0040,/* frame is original (else copy) */ 811 MAD_FLAG_ORIGINAL = 0x0040,/* frame is original (else copy) */
706 MAD_FLAG_PADDING = 0x0080,/* frame has additional slot */ 812 MAD_FLAG_PADDING = 0x0080,/* frame has additional slot */
707 813
708 MAD_FLAG_I_STEREO = 0x0100,/* uses intensity joint stereo */ 814 MAD_FLAG_I_STEREO = 0x0100,/* uses intensity joint stereo */
709 MAD_FLAG_MS_STEREO = 0x0200,/* uses middle/side joint stereo */ 815 MAD_FLAG_MS_STEREO = 0x0200,/* uses middle/side joint stereo */
710 MAD_FLAG_FREEFORMAT = 0x0400,/* uses free format bitrate */ 816 MAD_FLAG_FREEFORMAT = 0x0400,/* uses free format bitrate */
711 817
712 MAD_FLAG_LSF_EXT = 0x1000,/* lower sampling freq. extension */ 818 MAD_FLAG_LSF_EXT = 0x1000,/* lower sampling freq. extension */
713 MAD_FLAG_MC_EXT = 0x2000,/* multichannel audio extension */ 819 MAD_FLAG_MC_EXT = 0x2000,/* multichannel audio extension */
714 MAD_FLAG_MPEG_2_5_EXT = 0x4000/* MPEG 2.5 (unofficial) extension */ 820 MAD_FLAG_MPEG_2_5_EXT = 0x4000/* MPEG 2.5 (unofficial) extension */
715}; 821};
716 822
717enum { 823enum {
718 MAD_PRIVATE_HEADER = 0x0100,/* header private bit */ 824 MAD_PRIVATE_HEADER = 0x0100,/* header private bit */
719 MAD_PRIVATE_III = 0x001f/* Layer III private bits (up to 5) */ 825 MAD_PRIVATE_III = 0x001f/* Layer III private bits (up to 5) */
720}; 826};
721 827
722void mad_header_init(struct mad_header *); 828void mad_header_init(struct mad_header *);
723 829
724# define mad_header_finish(header) /* nothing */ 830# define mad_header_finish(header) /* nothing */
725 831
726int mad_header_decode(struct mad_header *, struct mad_stream *); 832int mad_header_decode(struct mad_header *, struct mad_stream *);
727 833
728void mad_frame_init(struct mad_frame *); 834void mad_frame_init(struct mad_frame *);
729void mad_frame_finish(struct mad_frame *); 835void mad_frame_finish(struct mad_frame *);
730 836
731int mad_frame_decode(struct mad_frame *, struct mad_stream *); 837int mad_frame_decode(struct mad_frame *, struct mad_stream *);
732 838
733void mad_frame_mute(struct mad_frame *); 839void mad_frame_mute(struct mad_frame *);
734 840
735# endif 841# endif
736 842
737/* Id: synth.h,v 1.8 2001/04/05 04:57:11 rob Exp */ 843/* Id: synth.h,v 1.15 2004/01/23 09:41:33 rob Exp */
738 844
739# ifndef LIBMAD_SYNTH_H 845# ifndef LIBMAD_SYNTH_H
740# define LIBMAD_SYNTH_H 846# define LIBMAD_SYNTH_H
741 847
848
849struct mad_pcm {
850 unsigned int samplerate; /* sampling frequency (Hz) */
851 unsigned short channels; /* number of channels */
852 unsigned short length; /* number of samples per channel */
853 mad_fixed_t samples[2][1152]; /* PCM output samples [ch][sample] */
854};
855
742struct mad_synth { 856struct mad_synth {
743 mad_fixed_t filter[2][2][2][16][8];/* polyphase filterbank outputs */ 857 mad_fixed_t filter[2][2][2][16][8];/* polyphase filterbank outputs */
744 /* [ch][eo][peo][s][v] */ 858 /* [ch][eo][peo][s][v] */
745 859
746 unsigned int phase; /* current processing phase */ 860 unsigned int phase; /* current processing phase */
747 861
748 struct mad_pcm { 862 struct mad_pcm pcm; /* PCM output */
749 unsigned int samplerate; /* sampling frequency (Hz) */ 863};
750 unsigned short channels; /* number of channels */ 864
751 unsigned short length; /* number of samples per channel */ 865/* single channel PCM selector */
752 mad_fixed_t samples[2][1152];/* PCM output samples */ 866enum {
753 } pcm; 867 MAD_PCM_CHANNEL_SINGLE = 0
868};
869
870/* dual channel PCM selector */
871enum {
872 MAD_PCM_CHANNEL_DUAL_1 = 0,
873 MAD_PCM_CHANNEL_DUAL_2 = 1
874};
875
876/* stereo PCM selector */
877enum {
878 MAD_PCM_CHANNEL_STEREO_LEFT = 0,
879 MAD_PCM_CHANNEL_STEREO_RIGHT = 1
754}; 880};
755 881
756void mad_synth_init(struct mad_synth *); 882void mad_synth_init(struct mad_synth *);
757 883
758# define mad_synth_finish(synth) /* nothing */ 884# define mad_synth_finish(synth) /* nothing */
759 885
760void mad_synth_mute(struct mad_synth *); 886void mad_synth_mute(struct mad_synth *);
761 887
762void mad_synth_frame(struct mad_synth *, struct mad_frame const *); 888void mad_synth_frame(struct mad_synth *, struct mad_frame const *);
763 889
764# endif 890# endif
765 891
766/* Id: decoder.h,v 1.9 2001/04/05 04:57:11 rob Exp */ 892/* Id: decoder.h,v 1.17 2004/01/23 09:41:32 rob Exp */
767 893
768# ifndef LIBMAD_DECODER_H 894# ifndef LIBMAD_DECODER_H
769# define LIBMAD_DECODER_H 895# define LIBMAD_DECODER_H
770 896
897
771enum mad_decoder_mode { 898enum mad_decoder_mode {
772 MAD_DECODER_MODE_SYNC = 0, 899 MAD_DECODER_MODE_SYNC = 0,
773 MAD_DECODER_MODE_ASYNC 900 MAD_DECODER_MODE_ASYNC
774}; 901};
775 902
776enum mad_flow { 903enum mad_flow {
777 MAD_FLOW_CONTINUE = 0x0000, 904 MAD_FLOW_CONTINUE = 0x0000,/* continue normally */
778 MAD_FLOW_STOP = 0x0010, 905 MAD_FLOW_STOP = 0x0010,/* stop decoding normally */
779 MAD_FLOW_BREAK = 0x0011, 906 MAD_FLOW_BREAK = 0x0011,/* stop decoding and signal an error */
780 MAD_FLOW_IGNORE = 0x0020 907 MAD_FLOW_IGNORE = 0x0020/* ignore the current frame */
781}; 908};
782 909
783struct mad_decoder { 910struct mad_decoder {
784 enum mad_decoder_mode mode; 911 enum mad_decoder_mode mode;
785 912
786 int options; 913 int options;
787 914
788 struct { 915 struct {
789 long pid; 916 long pid;
790 int in; 917 int in;
791 int out; 918 int out;
792 } async; 919 } async;
793 920
794 struct { 921 struct {
795 struct mad_stream stream; 922 struct mad_stream stream;
796 struct mad_frame frame; 923 struct mad_frame frame;
797 struct mad_synth synth; 924 struct mad_synth synth;
798 } *sync; 925 } *sync;
799 926
800 void *cb_data; 927 void *cb_data;
801 928
802 enum mad_flow (*input_func)(void *, struct mad_stream *); 929 enum mad_flow (*input_func)(void *, struct mad_stream *);
803 enum mad_flow (*header_func)(void *, struct mad_header const *); 930 enum mad_flow (*header_func)(void *, struct mad_header const *);
804 enum mad_flow (*filter_func)(void *, struct mad_frame *); 931 enum mad_flow (*filter_func)(void *,
932 struct mad_stream const *, struct mad_frame *);
805 enum mad_flow (*output_func)(void *, 933 enum mad_flow (*output_func)(void *,
806 struct mad_header const *, struct mad_pcm *); 934 struct mad_header const *, struct mad_pcm *);
807 enum mad_flow (*error_func)(void *, struct mad_stream *, struct mad_frame *); 935 enum mad_flow (*error_func)(void *, struct mad_stream *, struct mad_frame *);
808 enum mad_flow (*message_func)(void *, void *, unsigned int *); 936 enum mad_flow (*message_func)(void *, void *, unsigned int *);
809}; 937};
810 938
811void mad_decoder_init(struct mad_decoder *, void *, 939void mad_decoder_init(struct mad_decoder *, void *,
812 enum mad_flow (*)(void *, struct mad_stream *), 940 enum mad_flow (*)(void *, struct mad_stream *),
813 enum mad_flow (*)(void *, struct mad_header const *), 941 enum mad_flow (*)(void *, struct mad_header const *),
814 enum mad_flow (*)(void *, struct mad_frame *), 942 enum mad_flow (*)(void *,
943 struct mad_stream const *,
944 struct mad_frame *),
815 enum mad_flow (*)(void *, 945 enum mad_flow (*)(void *,
816 struct mad_header const *, 946 struct mad_header const *,
817 struct mad_pcm *), 947 struct mad_pcm *),
818 enum mad_flow (*)(void *, 948 enum mad_flow (*)(void *,
819 struct mad_stream *, 949 struct mad_stream *,
820 struct mad_frame *), 950 struct mad_frame *),
821 enum mad_flow (*)(void *, void *, unsigned int *)); 951 enum mad_flow (*)(void *, void *, unsigned int *));
822int mad_decoder_finish(struct mad_decoder *); 952int mad_decoder_finish(struct mad_decoder *);
823 953
824# define mad_decoder_options(decoder, opts) ((decoder)->options = (opts)) 954# define mad_decoder_options(decoder, opts) \
955 ((void) ((decoder)->options = (opts)))
825 956
826int mad_decoder_run(struct mad_decoder *, enum mad_decoder_mode); 957int mad_decoder_run(struct mad_decoder *, enum mad_decoder_mode);
827int mad_decoder_message(struct mad_decoder *, void *, unsigned int *); 958int mad_decoder_message(struct mad_decoder *, void *, unsigned int *);
828 959
829# endif 960# endif
830 961
962# ifdef __cplusplus
963}
964# endif
diff --git a/core/multimedia/opieplayer/libmad/opie-libmadplugin.control b/core/multimedia/opieplayer/libmad/opie-libmadplugin.control
index 8de5976..15c083f 100644
--- a/core/multimedia/opieplayer/libmad/opie-libmadplugin.control
+++ b/core/multimedia/opieplayer/libmad/opie-libmadplugin.control
@@ -1,11 +1,11 @@
1Package: opie-libmadplugin 1Package: opie-libmadplugin
2Files: plugins/codecs/libmadplugin.so.1.0.0 plugins/codecs/libmadplugin.so.1.0 plugins/codecs/libmadplugin.so.1 plugins/codecs/libmadplugin.so 2Files: plugins/codecs/libmadplugin.so.1.0.0 plugins/codecs/libmadplugin.so.1.0 plugins/codecs/libmadplugin.so.1 plugins/codecs/libmadplugin.so
3Priority: optional 3Priority: optional
4Section: libs 4Section: opie/plugins
5Maintainer: Maximilian Reiss <max.reiss@gmx.de>, L.J. Potter <lpotter@trolltech.com> 5Maintainer: Maximilian Reiss <max.reiss@gmx.de>
6Architecture: arm 6Architecture: arm
7Depends: task-opie-minimal 7Depends: task-opie-minimal
8Description: MP3 file plugin using libmad 8Description: MP3 file plugin using libmad
9 Plugin to play MP3 files with the mediaplayer in the Opie environment. 9 Plugin to play MP3 files with the mediaplayer in the Opie environment.
10 It also has streaming support (Shoutcast/Icecast). 10 It also hast streaming support (Shoutcast/Icecast).
11Version: $QPE_VERSION$EXTRAVERSION 11Version: $QPE_VERSION$EXTRAVERSION
diff --git a/core/multimedia/opieplayer/libmad/qc_table.dat b/core/multimedia/opieplayer/libmad/qc_table.dat
index 5d9ca96..d28a207 100644
--- a/core/multimedia/opieplayer/libmad/qc_table.dat
+++ b/core/multimedia/opieplayer/libmad/qc_table.dat
@@ -1,77 +1,77 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22/* 22/*
23 * These are the Layer II classes of quantization. 23 * These are the Layer II classes of quantization.
24 * The table is derived from Table B.4 of ISO/IEC 11172-3. 24 * The table is derived from Table B.4 of ISO/IEC 11172-3.
25 */ 25 */
26 26
27 { 3, 2, 5, 27 { 3, 2, 5,
28 MAD_F(0x15555555) /* 1.33333333333 => 1.33333333209, e 0.00000000124 */, 28 MAD_F(0x15555555) /* 1.33333333333 => 1.33333333209, e 0.00000000124 */,
29 MAD_F(0x08000000) /* 0.50000000000 => 0.50000000000, e 0.00000000000 */ }, 29 MAD_F(0x08000000) /* 0.50000000000 => 0.50000000000, e 0.00000000000 */ },
30 { 5, 3, 7, 30 { 5, 3, 7,
31 MAD_F(0x1999999a) /* 1.60000000000 => 1.60000000149, e -0.00000000149 */, 31 MAD_F(0x1999999a) /* 1.60000000000 => 1.60000000149, e -0.00000000149 */,
32 MAD_F(0x08000000) /* 0.50000000000 => 0.50000000000, e 0.00000000000 */ }, 32 MAD_F(0x08000000) /* 0.50000000000 => 0.50000000000, e 0.00000000000 */ },
33 { 7, 0, 3, 33 { 7, 0, 3,
34 MAD_F(0x12492492) /* 1.14285714286 => 1.14285714179, e 0.00000000107 */, 34 MAD_F(0x12492492) /* 1.14285714286 => 1.14285714179, e 0.00000000107 */,
35 MAD_F(0x04000000) /* 0.25000000000 => 0.25000000000, e 0.00000000000 */ }, 35 MAD_F(0x04000000) /* 0.25000000000 => 0.25000000000, e 0.00000000000 */ },
36 { 9, 4, 10, 36 { 9, 4, 10,
37 MAD_F(0x1c71c71c) /* 1.77777777777 => 1.77777777612, e 0.00000000165 */, 37 MAD_F(0x1c71c71c) /* 1.77777777777 => 1.77777777612, e 0.00000000165 */,
38 MAD_F(0x08000000) /* 0.50000000000 => 0.50000000000, e 0.00000000000 */ }, 38 MAD_F(0x08000000) /* 0.50000000000 => 0.50000000000, e 0.00000000000 */ },
39 { 15, 0, 4, 39 { 15, 0, 4,
40 MAD_F(0x11111111) /* 1.06666666666 => 1.06666666642, e 0.00000000024 */, 40 MAD_F(0x11111111) /* 1.06666666666 => 1.06666666642, e 0.00000000024 */,
41 MAD_F(0x02000000) /* 0.12500000000 => 0.12500000000, e 0.00000000000 */ }, 41 MAD_F(0x02000000) /* 0.12500000000 => 0.12500000000, e 0.00000000000 */ },
42 { 31, 0, 5, 42 { 31, 0, 5,
43 MAD_F(0x10842108) /* 1.03225806452 => 1.03225806355, e 0.00000000097 */, 43 MAD_F(0x10842108) /* 1.03225806452 => 1.03225806355, e 0.00000000097 */,
44 MAD_F(0x01000000) /* 0.06250000000 => 0.06250000000, e 0.00000000000 */ }, 44 MAD_F(0x01000000) /* 0.06250000000 => 0.06250000000, e 0.00000000000 */ },
45 { 63, 0, 6, 45 { 63, 0, 6,
46 MAD_F(0x10410410) /* 1.01587301587 => 1.01587301493, e 0.00000000094 */, 46 MAD_F(0x10410410) /* 1.01587301587 => 1.01587301493, e 0.00000000094 */,
47 MAD_F(0x00800000) /* 0.03125000000 => 0.03125000000, e 0.00000000000 */ }, 47 MAD_F(0x00800000) /* 0.03125000000 => 0.03125000000, e 0.00000000000 */ },
48 { 127, 0, 7, 48 { 127, 0, 7,
49 MAD_F(0x10204081) /* 1.00787401575 => 1.00787401572, e 0.00000000003 */, 49 MAD_F(0x10204081) /* 1.00787401575 => 1.00787401572, e 0.00000000003 */,
50 MAD_F(0x00400000) /* 0.01562500000 => 0.01562500000, e 0.00000000000 */ }, 50 MAD_F(0x00400000) /* 0.01562500000 => 0.01562500000, e 0.00000000000 */ },
51 { 255, 0, 8, 51 { 255, 0, 8,
52 MAD_F(0x10101010) /* 1.00392156863 => 1.00392156839, e 0.00000000024 */, 52 MAD_F(0x10101010) /* 1.00392156863 => 1.00392156839, e 0.00000000024 */,
53 MAD_F(0x00200000) /* 0.00781250000 => 0.00781250000, e 0.00000000000 */ }, 53 MAD_F(0x00200000) /* 0.00781250000 => 0.00781250000, e 0.00000000000 */ },
54 { 511, 0, 9, 54 { 511, 0, 9,
55 MAD_F(0x10080402) /* 1.00195694716 => 1.00195694715, e 0.00000000001 */, 55 MAD_F(0x10080402) /* 1.00195694716 => 1.00195694715, e 0.00000000001 */,
56 MAD_F(0x00100000) /* 0.00390625000 => 0.00390625000, e 0.00000000000 */ }, 56 MAD_F(0x00100000) /* 0.00390625000 => 0.00390625000, e 0.00000000000 */ },
57 { 1023, 0, 10, 57 { 1023, 0, 10,
58 MAD_F(0x10040100) /* 1.00097751711 => 1.00097751617, e 0.00000000094 */, 58 MAD_F(0x10040100) /* 1.00097751711 => 1.00097751617, e 0.00000000094 */,
59 MAD_F(0x00080000) /* 0.00195312500 => 0.00195312500, e 0.00000000000 */ }, 59 MAD_F(0x00080000) /* 0.00195312500 => 0.00195312500, e 0.00000000000 */ },
60 { 2047, 0, 11, 60 { 2047, 0, 11,
61 MAD_F(0x10020040) /* 1.00048851979 => 1.00048851967, e 0.00000000012 */, 61 MAD_F(0x10020040) /* 1.00048851979 => 1.00048851967, e 0.00000000012 */,
62 MAD_F(0x00040000) /* 0.00097656250 => 0.00097656250, e 0.00000000000 */ }, 62 MAD_F(0x00040000) /* 0.00097656250 => 0.00097656250, e 0.00000000000 */ },
63 { 4095, 0, 12, 63 { 4095, 0, 12,
64 MAD_F(0x10010010) /* 1.00024420024 => 1.00024420023, e 0.00000000001 */, 64 MAD_F(0x10010010) /* 1.00024420024 => 1.00024420023, e 0.00000000001 */,
65 MAD_F(0x00020000) /* 0.00048828125 => 0.00048828125, e 0.00000000000 */ }, 65 MAD_F(0x00020000) /* 0.00048828125 => 0.00048828125, e 0.00000000000 */ },
66 { 8191, 0, 13, 66 { 8191, 0, 13,
67 MAD_F(0x10008004) /* 1.00012208522 => 1.00012208521, e 0.00000000001 */, 67 MAD_F(0x10008004) /* 1.00012208522 => 1.00012208521, e 0.00000000001 */,
68 MAD_F(0x00010000) /* 0.00024414063 => 0.00024414062, e 0.00000000000 */ }, 68 MAD_F(0x00010000) /* 0.00024414063 => 0.00024414062, e 0.00000000000 */ },
69 { 16383, 0, 14, 69 { 16383, 0, 14,
70 MAD_F(0x10004001) /* 1.00006103888 => 1.00006103888, e -0.00000000000 */, 70 MAD_F(0x10004001) /* 1.00006103888 => 1.00006103888, e -0.00000000000 */,
71 MAD_F(0x00008000) /* 0.00012207031 => 0.00012207031, e -0.00000000000 */ }, 71 MAD_F(0x00008000) /* 0.00012207031 => 0.00012207031, e -0.00000000000 */ },
72 { 32767, 0, 15, 72 { 32767, 0, 15,
73 MAD_F(0x10002000) /* 1.00003051851 => 1.00003051758, e 0.00000000093 */, 73 MAD_F(0x10002000) /* 1.00003051851 => 1.00003051758, e 0.00000000093 */,
74 MAD_F(0x00004000) /* 0.00006103516 => 0.00006103516, e 0.00000000000 */ }, 74 MAD_F(0x00004000) /* 0.00006103516 => 0.00006103516, e 0.00000000000 */ },
75 { 65535, 0, 16, 75 { 65535, 0, 16,
76 MAD_F(0x10001000) /* 1.00001525902 => 1.00001525879, e 0.00000000023 */, 76 MAD_F(0x10001000) /* 1.00001525902 => 1.00001525879, e 0.00000000023 */,
77 MAD_F(0x00002000) /* 0.00003051758 => 0.00003051758, e 0.00000000000 */ } 77 MAD_F(0x00002000) /* 0.00003051758 => 0.00003051758, e 0.00000000000 */ }
diff --git a/core/multimedia/opieplayer/libmad/rq_table.dat b/core/multimedia/opieplayer/libmad/rq_table.dat
index 803cf04..518a391 100644
--- a/core/multimedia/opieplayer/libmad/rq_table.dat
+++ b/core/multimedia/opieplayer/libmad/rq_table.dat
@@ -1,99 +1,99 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22/* 22/*
23 * This is the lookup table used to compute x^(4/3) for Layer III 23 * This is the lookup table used to compute x^(4/3) for Layer III
24 * requantization. To maintain the best possible accuracy, the value is 24 * requantization. To maintain the best possible accuracy, the value is
25 * stored as a normalized mantissa with exponent. The requantization 25 * stored as a normalized mantissa with exponent. The requantization
26 * algorithm recombines these parts with appropriate scaling. 26 * algorithm recombines these parts with appropriate scaling.
27 */ 27 */
28 28
29 /* 0 */ { MAD_F(0x00000000) /* 0.000000000 */, 0 }, 29 /* 0 */ { MAD_F(0x00000000) /* 0.000000000 */, 0 },
30 /* 1 */ { MAD_F(0x04000000) /* 0.250000000 */, 2 }, 30 /* 1 */ { MAD_F(0x04000000) /* 0.250000000 */, 2 },
31 /* 2 */ { MAD_F(0x050a28be) /* 0.314980262 */, 3 }, 31 /* 2 */ { MAD_F(0x050a28be) /* 0.314980262 */, 3 },
32 /* 3 */ { MAD_F(0x0453a5cd) /* 0.270421794 */, 4 }, 32 /* 3 */ { MAD_F(0x0453a5cd) /* 0.270421794 */, 4 },
33 /* 4 */ { MAD_F(0x06597fa9) /* 0.396850263 */, 4 }, 33 /* 4 */ { MAD_F(0x06597fa9) /* 0.396850263 */, 4 },
34 /* 5 */ { MAD_F(0x04466275) /* 0.267183742 */, 5 }, 34 /* 5 */ { MAD_F(0x04466275) /* 0.267183742 */, 5 },
35 /* 6 */ { MAD_F(0x05738c72) /* 0.340710111 */, 5 }, 35 /* 6 */ { MAD_F(0x05738c72) /* 0.340710111 */, 5 },
36 /* 7 */ { MAD_F(0x06b1fc81) /* 0.418453696 */, 5 }, 36 /* 7 */ { MAD_F(0x06b1fc81) /* 0.418453696 */, 5 },
37 /* 8 */ { MAD_F(0x04000000) /* 0.250000000 */, 6 }, 37 /* 8 */ { MAD_F(0x04000000) /* 0.250000000 */, 6 },
38 /* 9 */ { MAD_F(0x04ae20d7) /* 0.292511788 */, 6 }, 38 /* 9 */ { MAD_F(0x04ae20d7) /* 0.292511788 */, 6 },
39 /* 10 */ { MAD_F(0x0562d694) /* 0.336630420 */, 6 }, 39 /* 10 */ { MAD_F(0x0562d694) /* 0.336630420 */, 6 },
40 /* 11 */ { MAD_F(0x061dae96) /* 0.382246578 */, 6 }, 40 /* 11 */ { MAD_F(0x061dae96) /* 0.382246578 */, 6 },
41 /* 12 */ { MAD_F(0x06de47f4) /* 0.429267841 */, 6 }, 41 /* 12 */ { MAD_F(0x06de47f4) /* 0.429267841 */, 6 },
42 /* 13 */ { MAD_F(0x07a44f7a) /* 0.477614858 */, 6 }, 42 /* 13 */ { MAD_F(0x07a44f7a) /* 0.477614858 */, 6 },
43 /* 14 */ { MAD_F(0x0437be65) /* 0.263609310 */, 7 }, 43 /* 14 */ { MAD_F(0x0437be65) /* 0.263609310 */, 7 },
44 /* 15 */ { MAD_F(0x049fc824) /* 0.289009227 */, 7 }, 44 /* 15 */ { MAD_F(0x049fc824) /* 0.289009227 */, 7 },
45 45
46 /* 16 */ { MAD_F(0x050a28be) /* 0.314980262 */, 7 }, 46 /* 16 */ { MAD_F(0x050a28be) /* 0.314980262 */, 7 },
47 /* 17 */ { MAD_F(0x0576c6f5) /* 0.341498336 */, 7 }, 47 /* 17 */ { MAD_F(0x0576c6f5) /* 0.341498336 */, 7 },
48 /* 18 */ { MAD_F(0x05e58c0b) /* 0.368541759 */, 7 }, 48 /* 18 */ { MAD_F(0x05e58c0b) /* 0.368541759 */, 7 },
49 /* 19 */ { MAD_F(0x06566361) /* 0.396090870 */, 7 }, 49 /* 19 */ { MAD_F(0x06566361) /* 0.396090870 */, 7 },
50 /* 20 */ { MAD_F(0x06c93a2e) /* 0.424127753 */, 7 }, 50 /* 20 */ { MAD_F(0x06c93a2e) /* 0.424127753 */, 7 },
51 /* 21 */ { MAD_F(0x073dff3e) /* 0.452635998 */, 7 }, 51 /* 21 */ { MAD_F(0x073dff3e) /* 0.452635998 */, 7 },
52 /* 22 */ { MAD_F(0x07b4a2bc) /* 0.481600510 */, 7 }, 52 /* 22 */ { MAD_F(0x07b4a2bc) /* 0.481600510 */, 7 },
53 /* 23 */ { MAD_F(0x04168b05) /* 0.255503674 */, 8 }, 53 /* 23 */ { MAD_F(0x04168b05) /* 0.255503674 */, 8 },
54 /* 24 */ { MAD_F(0x0453a5cd) /* 0.270421794 */, 8 }, 54 /* 24 */ { MAD_F(0x0453a5cd) /* 0.270421794 */, 8 },
55 /* 25 */ { MAD_F(0x04919b6a) /* 0.285548607 */, 8 }, 55 /* 25 */ { MAD_F(0x04919b6a) /* 0.285548607 */, 8 },
56 /* 26 */ { MAD_F(0x04d065fb) /* 0.300878507 */, 8 }, 56 /* 26 */ { MAD_F(0x04d065fb) /* 0.300878507 */, 8 },
57 /* 27 */ { MAD_F(0x05100000) /* 0.316406250 */, 8 }, 57 /* 27 */ { MAD_F(0x05100000) /* 0.316406250 */, 8 },
58 /* 28 */ { MAD_F(0x05506451) /* 0.332126919 */, 8 }, 58 /* 28 */ { MAD_F(0x05506451) /* 0.332126919 */, 8 },
59 /* 29 */ { MAD_F(0x05918e15) /* 0.348035890 */, 8 }, 59 /* 29 */ { MAD_F(0x05918e15) /* 0.348035890 */, 8 },
60 /* 30 */ { MAD_F(0x05d378bb) /* 0.364128809 */, 8 }, 60 /* 30 */ { MAD_F(0x05d378bb) /* 0.364128809 */, 8 },
61 /* 31 */ { MAD_F(0x06161ff3) /* 0.380401563 */, 8 }, 61 /* 31 */ { MAD_F(0x06161ff3) /* 0.380401563 */, 8 },
62 62
63 /* 32 */ { MAD_F(0x06597fa9) /* 0.396850263 */, 8 }, 63 /* 32 */ { MAD_F(0x06597fa9) /* 0.396850263 */, 8 },
64 /* 33 */ { MAD_F(0x069d9400) /* 0.413471222 */, 8 }, 64 /* 33 */ { MAD_F(0x069d9400) /* 0.413471222 */, 8 },
65 /* 34 */ { MAD_F(0x06e2594c) /* 0.430260942 */, 8 }, 65 /* 34 */ { MAD_F(0x06e2594c) /* 0.430260942 */, 8 },
66 /* 35 */ { MAD_F(0x0727cc11) /* 0.447216097 */, 8 }, 66 /* 35 */ { MAD_F(0x0727cc11) /* 0.447216097 */, 8 },
67 /* 36 */ { MAD_F(0x076de8fc) /* 0.464333519 */, 8 }, 67 /* 36 */ { MAD_F(0x076de8fc) /* 0.464333519 */, 8 },
68 /* 37 */ { MAD_F(0x07b4ace3) /* 0.481610189 */, 8 }, 68 /* 37 */ { MAD_F(0x07b4ace3) /* 0.481610189 */, 8 },
69 /* 38 */ { MAD_F(0x07fc14bf) /* 0.499043224 */, 8 }, 69 /* 38 */ { MAD_F(0x07fc14bf) /* 0.499043224 */, 8 },
70 /* 39 */ { MAD_F(0x04220ed7) /* 0.258314934 */, 9 }, 70 /* 39 */ { MAD_F(0x04220ed7) /* 0.258314934 */, 9 },
71 /* 40 */ { MAD_F(0x04466275) /* 0.267183742 */, 9 }, 71 /* 40 */ { MAD_F(0x04466275) /* 0.267183742 */, 9 },
72 /* 41 */ { MAD_F(0x046b03e7) /* 0.276126771 */, 9 }, 72 /* 41 */ { MAD_F(0x046b03e7) /* 0.276126771 */, 9 },
73 /* 42 */ { MAD_F(0x048ff1e8) /* 0.285142811 */, 9 }, 73 /* 42 */ { MAD_F(0x048ff1e8) /* 0.285142811 */, 9 },
74 /* 43 */ { MAD_F(0x04b52b3f) /* 0.294230696 */, 9 }, 74 /* 43 */ { MAD_F(0x04b52b3f) /* 0.294230696 */, 9 },
75 /* 44 */ { MAD_F(0x04daaec0) /* 0.303389310 */, 9 }, 75 /* 44 */ { MAD_F(0x04daaec0) /* 0.303389310 */, 9 },
76 /* 45 */ { MAD_F(0x05007b49) /* 0.312617576 */, 9 }, 76 /* 45 */ { MAD_F(0x05007b49) /* 0.312617576 */, 9 },
77 /* 46 */ { MAD_F(0x05268fc6) /* 0.321914457 */, 9 }, 77 /* 46 */ { MAD_F(0x05268fc6) /* 0.321914457 */, 9 },
78 /* 47 */ { MAD_F(0x054ceb2a) /* 0.331278957 */, 9 }, 78 /* 47 */ { MAD_F(0x054ceb2a) /* 0.331278957 */, 9 },
79 79
80 /* 48 */ { MAD_F(0x05738c72) /* 0.340710111 */, 9 }, 80 /* 48 */ { MAD_F(0x05738c72) /* 0.340710111 */, 9 },
81 /* 49 */ { MAD_F(0x059a72a5) /* 0.350206992 */, 9 }, 81 /* 49 */ { MAD_F(0x059a72a5) /* 0.350206992 */, 9 },
82 /* 50 */ { MAD_F(0x05c19cd3) /* 0.359768701 */, 9 }, 82 /* 50 */ { MAD_F(0x05c19cd3) /* 0.359768701 */, 9 },
83 /* 51 */ { MAD_F(0x05e90a12) /* 0.369394372 */, 9 }, 83 /* 51 */ { MAD_F(0x05e90a12) /* 0.369394372 */, 9 },
84 /* 52 */ { MAD_F(0x0610b982) /* 0.379083164 */, 9 }, 84 /* 52 */ { MAD_F(0x0610b982) /* 0.379083164 */, 9 },
85 /* 53 */ { MAD_F(0x0638aa48) /* 0.388834268 */, 9 }, 85 /* 53 */ { MAD_F(0x0638aa48) /* 0.388834268 */, 9 },
86 /* 54 */ { MAD_F(0x0660db91) /* 0.398646895 */, 9 }, 86 /* 54 */ { MAD_F(0x0660db91) /* 0.398646895 */, 9 },
87 /* 55 */ { MAD_F(0x06894c90) /* 0.408520284 */, 9 }, 87 /* 55 */ { MAD_F(0x06894c90) /* 0.408520284 */, 9 },
88 /* 56 */ { MAD_F(0x06b1fc81) /* 0.418453696 */, 9 }, 88 /* 56 */ { MAD_F(0x06b1fc81) /* 0.418453696 */, 9 },
89 /* 57 */ { MAD_F(0x06daeaa1) /* 0.428446415 */, 9 }, 89 /* 57 */ { MAD_F(0x06daeaa1) /* 0.428446415 */, 9 },
90 /* 58 */ { MAD_F(0x07041636) /* 0.438497744 */, 9 }, 90 /* 58 */ { MAD_F(0x07041636) /* 0.438497744 */, 9 },
91 /* 59 */ { MAD_F(0x072d7e8b) /* 0.448607009 */, 9 }, 91 /* 59 */ { MAD_F(0x072d7e8b) /* 0.448607009 */, 9 },
92 /* 60 */ { MAD_F(0x075722ef) /* 0.458773552 */, 9 }, 92 /* 60 */ { MAD_F(0x075722ef) /* 0.458773552 */, 9 },
93 /* 61 */ { MAD_F(0x078102b8) /* 0.468996735 */, 9 }, 93 /* 61 */ { MAD_F(0x078102b8) /* 0.468996735 */, 9 },
94 /* 62 */ { MAD_F(0x07ab1d3e) /* 0.479275937 */, 9 }, 94 /* 62 */ { MAD_F(0x07ab1d3e) /* 0.479275937 */, 9 },
95 /* 63 */ { MAD_F(0x07d571e0) /* 0.489610555 */, 9 }, 95 /* 63 */ { MAD_F(0x07d571e0) /* 0.489610555 */, 9 },
96 96
97 /* 64 */ { MAD_F(0x04000000) /* 0.250000000 */, 10 }, 97 /* 64 */ { MAD_F(0x04000000) /* 0.250000000 */, 10 },
98 /* 65 */ { MAD_F(0x04156381) /* 0.255221850 */, 10 }, 98 /* 65 */ { MAD_F(0x04156381) /* 0.255221850 */, 10 },
99 /* 66 */ { MAD_F(0x042ae32a) /* 0.260470548 */, 10 }, 99 /* 66 */ { MAD_F(0x042ae32a) /* 0.260470548 */, 10 },
diff --git a/core/multimedia/opieplayer/libmad/sf_table.dat b/core/multimedia/opieplayer/libmad/sf_table.dat
index bc368af..de084d9 100644
--- a/core/multimedia/opieplayer/libmad/sf_table.dat
+++ b/core/multimedia/opieplayer/libmad/sf_table.dat
@@ -1,100 +1,106 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22/* 22/*
23 * These are the scalefactor values for Layer I and Layer II. 23 * These are the scalefactor values for Layer I and Layer II.
24 * The values are from Table B.1 of ISO/IEC 11172-3. 24 * The values are from Table B.1 of ISO/IEC 11172-3.
25 * 25 *
26 * There is some error introduced by the 32-bit fixed-point representation; 26 * There is some error introduced by the 32-bit fixed-point representation;
27 * the amount of error is shown. For 16-bit PCM output, this shouldn't be 27 * the amount of error is shown. For 16-bit PCM output, this shouldn't be
28 * too much of a problem. 28 * too much of a problem.
29 *
30 * Strictly speaking, Table B.1 has only 63 entries (0-62), thus a strict
31 * interpretation of ISO/IEC 11172-3 would suggest that a scalefactor index of
32 * 63 is invalid. However, for better compatibility with current practices, we
33 * add a 64th entry.
29 */ 34 */
30 35
31 MAD_F(0x20000000), /* 2.000000000000 => 2.000000000000, e 0.000000000000 */ 36 MAD_F(0x20000000), /* 2.000000000000 => 2.000000000000, e 0.000000000000 */
32 MAD_F(0x1965fea5), /* 1.587401051968 => 1.587401051074, e 0.000000000894 */ 37 MAD_F(0x1965fea5), /* 1.587401051968 => 1.587401051074, e 0.000000000894 */
33 MAD_F(0x1428a2fa), /* 1.259921049895 => 1.259921051562, e -0.000000001667 */ 38 MAD_F(0x1428a2fa), /* 1.259921049895 => 1.259921051562, e -0.000000001667 */
34 MAD_F(0x10000000), /* 1.000000000000 => 1.000000000000, e 0.000000000000 */ 39 MAD_F(0x10000000), /* 1.000000000000 => 1.000000000000, e 0.000000000000 */
35 MAD_F(0x0cb2ff53), /* 0.793700525984 => 0.793700527400, e -0.000000001416 */ 40 MAD_F(0x0cb2ff53), /* 0.793700525984 => 0.793700527400, e -0.000000001416 */
36 MAD_F(0x0a14517d), /* 0.629960524947 => 0.629960525781, e -0.000000000833 */ 41 MAD_F(0x0a14517d), /* 0.629960524947 => 0.629960525781, e -0.000000000833 */
37 MAD_F(0x08000000), /* 0.500000000000 => 0.500000000000, e 0.000000000000 */ 42 MAD_F(0x08000000), /* 0.500000000000 => 0.500000000000, e 0.000000000000 */
38 MAD_F(0x06597fa9), /* 0.396850262992 => 0.396850261837, e 0.000000001155 */ 43 MAD_F(0x06597fa9), /* 0.396850262992 => 0.396850261837, e 0.000000001155 */
39 44
40 MAD_F(0x050a28be), /* 0.314980262474 => 0.314980261028, e 0.000000001446 */ 45 MAD_F(0x050a28be), /* 0.314980262474 => 0.314980261028, e 0.000000001446 */
41 MAD_F(0x04000000), /* 0.250000000000 => 0.250000000000, e 0.000000000000 */ 46 MAD_F(0x04000000), /* 0.250000000000 => 0.250000000000, e 0.000000000000 */
42 MAD_F(0x032cbfd5), /* 0.198425131496 => 0.198425132781, e -0.000000001285 */ 47 MAD_F(0x032cbfd5), /* 0.198425131496 => 0.198425132781, e -0.000000001285 */
43 MAD_F(0x0285145f), /* 0.157490131237 => 0.157490130514, e 0.000000000723 */ 48 MAD_F(0x0285145f), /* 0.157490131237 => 0.157490130514, e 0.000000000723 */
44 MAD_F(0x02000000), /* 0.125000000000 => 0.125000000000, e 0.000000000000 */ 49 MAD_F(0x02000000), /* 0.125000000000 => 0.125000000000, e 0.000000000000 */
45 MAD_F(0x01965fea), /* 0.099212565748 => 0.099212564528, e 0.000000001220 */ 50 MAD_F(0x01965fea), /* 0.099212565748 => 0.099212564528, e 0.000000001220 */
46 MAD_F(0x01428a30), /* 0.078745065618 => 0.078745067120, e -0.000000001501 */ 51 MAD_F(0x01428a30), /* 0.078745065618 => 0.078745067120, e -0.000000001501 */
47 MAD_F(0x01000000), /* 0.062500000000 => 0.062500000000, e 0.000000000000 */ 52 MAD_F(0x01000000), /* 0.062500000000 => 0.062500000000, e 0.000000000000 */
48 53
49 MAD_F(0x00cb2ff5), /* 0.049606282874 => 0.049606282264, e 0.000000000610 */ 54 MAD_F(0x00cb2ff5), /* 0.049606282874 => 0.049606282264, e 0.000000000610 */
50 MAD_F(0x00a14518), /* 0.039372532809 => 0.039372533560, e -0.000000000751 */ 55 MAD_F(0x00a14518), /* 0.039372532809 => 0.039372533560, e -0.000000000751 */
51 MAD_F(0x00800000), /* 0.031250000000 => 0.031250000000, e 0.000000000000 */ 56 MAD_F(0x00800000), /* 0.031250000000 => 0.031250000000, e 0.000000000000 */
52 MAD_F(0x006597fb), /* 0.024803141437 => 0.024803142995, e -0.000000001558 */ 57 MAD_F(0x006597fb), /* 0.024803141437 => 0.024803142995, e -0.000000001558 */
53 MAD_F(0x0050a28c), /* 0.019686266405 => 0.019686266780, e -0.000000000375 */ 58 MAD_F(0x0050a28c), /* 0.019686266405 => 0.019686266780, e -0.000000000375 */
54 MAD_F(0x00400000), /* 0.015625000000 => 0.015625000000, e 0.000000000000 */ 59 MAD_F(0x00400000), /* 0.015625000000 => 0.015625000000, e 0.000000000000 */
55 MAD_F(0x0032cbfd), /* 0.012401570719 => 0.012401569635, e 0.000000001084 */ 60 MAD_F(0x0032cbfd), /* 0.012401570719 => 0.012401569635, e 0.000000001084 */
56 MAD_F(0x00285146), /* 0.009843133202 => 0.009843133390, e -0.000000000188 */ 61 MAD_F(0x00285146), /* 0.009843133202 => 0.009843133390, e -0.000000000188 */
57 62
58 MAD_F(0x00200000), /* 0.007812500000 => 0.007812500000, e 0.000000000000 */ 63 MAD_F(0x00200000), /* 0.007812500000 => 0.007812500000, e 0.000000000000 */
59 MAD_F(0x001965ff), /* 0.006200785359 => 0.006200786680, e -0.000000001321 */ 64 MAD_F(0x001965ff), /* 0.006200785359 => 0.006200786680, e -0.000000001321 */
60 MAD_F(0x001428a3), /* 0.004921566601 => 0.004921566695, e -0.000000000094 */ 65 MAD_F(0x001428a3), /* 0.004921566601 => 0.004921566695, e -0.000000000094 */
61 MAD_F(0x00100000), /* 0.003906250000 => 0.003906250000, e 0.000000000000 */ 66 MAD_F(0x00100000), /* 0.003906250000 => 0.003906250000, e 0.000000000000 */
62 MAD_F(0x000cb2ff), /* 0.003100392680 => 0.003100391477, e 0.000000001202 */ 67 MAD_F(0x000cb2ff), /* 0.003100392680 => 0.003100391477, e 0.000000001202 */
63 MAD_F(0x000a1451), /* 0.002460783301 => 0.002460781485, e 0.000000001816 */ 68 MAD_F(0x000a1451), /* 0.002460783301 => 0.002460781485, e 0.000000001816 */
64 MAD_F(0x00080000), /* 0.001953125000 => 0.001953125000, e 0.000000000000 */ 69 MAD_F(0x00080000), /* 0.001953125000 => 0.001953125000, e 0.000000000000 */
65 MAD_F(0x00065980), /* 0.001550196340 => 0.001550197601, e -0.000000001262 */ 70 MAD_F(0x00065980), /* 0.001550196340 => 0.001550197601, e -0.000000001262 */
66 71
67 MAD_F(0x00050a29), /* 0.001230391650 => 0.001230392605, e -0.000000000955 */ 72 MAD_F(0x00050a29), /* 0.001230391650 => 0.001230392605, e -0.000000000955 */
68 MAD_F(0x00040000), /* 0.000976562500 => 0.000976562500, e 0.000000000000 */ 73 MAD_F(0x00040000), /* 0.000976562500 => 0.000976562500, e 0.000000000000 */
69 MAD_F(0x00032cc0), /* 0.000775098170 => 0.000775098801, e -0.000000000631 */ 74 MAD_F(0x00032cc0), /* 0.000775098170 => 0.000775098801, e -0.000000000631 */
70 MAD_F(0x00028514), /* 0.000615195825 => 0.000615194440, e 0.000000001385 */ 75 MAD_F(0x00028514), /* 0.000615195825 => 0.000615194440, e 0.000000001385 */
71 MAD_F(0x00020000), /* 0.000488281250 => 0.000488281250, e 0.000000000000 */ 76 MAD_F(0x00020000), /* 0.000488281250 => 0.000488281250, e 0.000000000000 */
72 MAD_F(0x00019660), /* 0.000387549085 => 0.000387549400, e -0.000000000315 */ 77 MAD_F(0x00019660), /* 0.000387549085 => 0.000387549400, e -0.000000000315 */
73 MAD_F(0x0001428a), /* 0.000307597913 => 0.000307597220, e 0.000000000693 */ 78 MAD_F(0x0001428a), /* 0.000307597913 => 0.000307597220, e 0.000000000693 */
74 MAD_F(0x00010000), /* 0.000244140625 => 0.000244140625, e 0.000000000000 */ 79 MAD_F(0x00010000), /* 0.000244140625 => 0.000244140625, e 0.000000000000 */
75 80
76 MAD_F(0x0000cb30), /* 0.000193774542 => 0.000193774700, e -0.000000000158 */ 81 MAD_F(0x0000cb30), /* 0.000193774542 => 0.000193774700, e -0.000000000158 */
77 MAD_F(0x0000a145), /* 0.000153798956 => 0.000153798610, e 0.000000000346 */ 82 MAD_F(0x0000a145), /* 0.000153798956 => 0.000153798610, e 0.000000000346 */
78 MAD_F(0x00008000), /* 0.000122070313 => 0.000122070313, e 0.000000000000 */ 83 MAD_F(0x00008000), /* 0.000122070313 => 0.000122070313, e 0.000000000000 */
79 MAD_F(0x00006598), /* 0.000096887271 => 0.000096887350, e -0.000000000079 */ 84 MAD_F(0x00006598), /* 0.000096887271 => 0.000096887350, e -0.000000000079 */
80 MAD_F(0x000050a3), /* 0.000076899478 => 0.000076901168, e -0.000000001689 */ 85 MAD_F(0x000050a3), /* 0.000076899478 => 0.000076901168, e -0.000000001689 */
81 MAD_F(0x00004000), /* 0.000061035156 => 0.000061035156, e 0.000000000000 */ 86 MAD_F(0x00004000), /* 0.000061035156 => 0.000061035156, e 0.000000000000 */
82 MAD_F(0x000032cc), /* 0.000048443636 => 0.000048443675, e -0.000000000039 */ 87 MAD_F(0x000032cc), /* 0.000048443636 => 0.000048443675, e -0.000000000039 */
83 MAD_F(0x00002851), /* 0.000038449739 => 0.000038448721, e 0.000000001018 */ 88 MAD_F(0x00002851), /* 0.000038449739 => 0.000038448721, e 0.000000001018 */
84 89
85 MAD_F(0x00002000), /* 0.000030517578 => 0.000030517578, e 0.000000000000 */ 90 MAD_F(0x00002000), /* 0.000030517578 => 0.000030517578, e 0.000000000000 */
86 MAD_F(0x00001966), /* 0.000024221818 => 0.000024221838, e -0.000000000020 */ 91 MAD_F(0x00001966), /* 0.000024221818 => 0.000024221838, e -0.000000000020 */
87 MAD_F(0x00001429), /* 0.000019224870 => 0.000019226223, e -0.000000001354 */ 92 MAD_F(0x00001429), /* 0.000019224870 => 0.000019226223, e -0.000000001354 */
88 MAD_F(0x00001000), /* 0.000015258789 => 0.000015258789, e -0.000000000000 */ 93 MAD_F(0x00001000), /* 0.000015258789 => 0.000015258789, e -0.000000000000 */
89 MAD_F(0x00000cb3), /* 0.000012110909 => 0.000012110919, e -0.000000000010 */ 94 MAD_F(0x00000cb3), /* 0.000012110909 => 0.000012110919, e -0.000000000010 */
90 MAD_F(0x00000a14), /* 0.000009612435 => 0.000009611249, e 0.000000001186 */ 95 MAD_F(0x00000a14), /* 0.000009612435 => 0.000009611249, e 0.000000001186 */
91 MAD_F(0x00000800), /* 0.000007629395 => 0.000007629395, e -0.000000000000 */ 96 MAD_F(0x00000800), /* 0.000007629395 => 0.000007629395, e -0.000000000000 */
92 MAD_F(0x00000659), /* 0.000006055454 => 0.000006053597, e 0.000000001858 */ 97 MAD_F(0x00000659), /* 0.000006055454 => 0.000006053597, e 0.000000001858 */
93 98
94 MAD_F(0x0000050a), /* 0.000004806217 => 0.000004805624, e 0.000000000593 */ 99 MAD_F(0x0000050a), /* 0.000004806217 => 0.000004805624, e 0.000000000593 */
95 MAD_F(0x00000400), /* 0.000003814697 => 0.000003814697, e 0.000000000000 */ 100 MAD_F(0x00000400), /* 0.000003814697 => 0.000003814697, e 0.000000000000 */
96 MAD_F(0x0000032d), /* 0.000003027727 => 0.000003028661, e -0.000000000934 */ 101 MAD_F(0x0000032d), /* 0.000003027727 => 0.000003028661, e -0.000000000934 */
97 MAD_F(0x00000285), /* 0.000002403109 => 0.000002402812, e 0.000000000296 */ 102 MAD_F(0x00000285), /* 0.000002403109 => 0.000002402812, e 0.000000000296 */
98 MAD_F(0x00000200), /* 0.000001907349 => 0.000001907349, e -0.000000000000 */ 103 MAD_F(0x00000200), /* 0.000001907349 => 0.000001907349, e -0.000000000000 */
99 MAD_F(0x00000196), /* 0.000001513864 => 0.000001512468, e 0.000000001396 */ 104 MAD_F(0x00000196), /* 0.000001513864 => 0.000001512468, e 0.000000001396 */
100 MAD_F(0x00000143) /* 0.000001201554 => 0.000001203269, e -0.000000001714 */ 105 MAD_F(0x00000143), /* 0.000001201554 => 0.000001203269, e -0.000000001714 */
106 MAD_F(0x00000000) /* this compatibility entry is not part of Table B.1 */
diff --git a/core/multimedia/opieplayer/libmad/stream.c b/core/multimedia/opieplayer/libmad/stream.c
index 4374de7..a63d67b 100644
--- a/core/multimedia/opieplayer/libmad/stream.c
+++ b/core/multimedia/opieplayer/libmad/stream.c
@@ -1,160 +1,161 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifdef HAVE_CONFIG_H 22# ifdef HAVE_CONFIG_H
23# include "libmad_config.h" 23# include "libmad_config.h"
24# endif 24# endif
25 25
26# include "libmad_global.h" 26# include "libmad_global.h"
27 27
28# include <stdlib.h> 28# include <stdlib.h>
29 29
30# include "bit.h" 30# include "bit.h"
31# include "stream.h" 31# include "stream.h"
32 32
33/* 33/*
34 * NAME:stream->init() 34 * NAME:stream->init()
35 * DESCRIPTION:initialize stream struct 35 * DESCRIPTION:initialize stream struct
36 */ 36 */
37void mad_stream_init(struct mad_stream *stream) 37void mad_stream_init(struct mad_stream *stream)
38{ 38{
39 stream->buffer = 0; 39 stream->buffer = 0;
40 stream->bufend = 0; 40 stream->bufend = 0;
41 stream->skiplen = 0; 41 stream->skiplen = 0;
42 42
43 stream->sync = 0; 43 stream->sync = 0;
44 stream->freerate = 0; 44 stream->freerate = 0;
45 45
46 stream->this_frame = 0; 46 stream->this_frame = 0;
47 stream->next_frame = 0; 47 stream->next_frame = 0;
48 mad_bit_init(&stream->ptr, 0); 48 mad_bit_init(&stream->ptr, 0);
49 49
50 mad_bit_init(&stream->anc_ptr, 0); 50 mad_bit_init(&stream->anc_ptr, 0);
51 stream->anc_bitlen = 0; 51 stream->anc_bitlen = 0;
52 52
53 stream->main_data = 0; 53 stream->main_data = 0;
54 stream->md_len = 0; 54 stream->md_len = 0;
55 55
56 stream->options = 0; 56 stream->options = 0;
57 stream->error = MAD_ERROR_NONE; 57 stream->error = MAD_ERROR_NONE;
58} 58}
59 59
60/* 60/*
61 * NAME:stream->finish() 61 * NAME:stream->finish()
62 * DESCRIPTION:deallocate any dynamic memory associated with stream 62 * DESCRIPTION:deallocate any dynamic memory associated with stream
63 */ 63 */
64void mad_stream_finish(struct mad_stream *stream) 64void mad_stream_finish(struct mad_stream *stream)
65{ 65{
66 if (stream->main_data) { 66 if (stream->main_data) {
67 free(stream->main_data); 67 free(stream->main_data);
68 stream->main_data = 0; 68 stream->main_data = 0;
69 } 69 }
70 70
71 mad_bit_finish(&stream->anc_ptr); 71 mad_bit_finish(&stream->anc_ptr);
72 mad_bit_finish(&stream->ptr); 72 mad_bit_finish(&stream->ptr);
73} 73}
74 74
75/* 75/*
76 * NAME:stream->buffer() 76 * NAME:stream->buffer()
77 * DESCRIPTION:set stream buffer pointers 77 * DESCRIPTION:set stream buffer pointers
78 */ 78 */
79void mad_stream_buffer(struct mad_stream *stream, 79void mad_stream_buffer(struct mad_stream *stream,
80 unsigned char const *buffer, unsigned long length) 80 unsigned char const *buffer, unsigned long length)
81{ 81{
82 stream->buffer = buffer; 82 stream->buffer = buffer;
83 stream->bufend = buffer + length; 83 stream->bufend = buffer + length;
84 84
85 stream->this_frame = buffer; 85 stream->this_frame = buffer;
86 stream->next_frame = buffer; 86 stream->next_frame = buffer;
87 87
88 stream->sync = 1; 88 stream->sync = 1;
89 89
90 mad_bit_init(&stream->ptr, buffer); 90 mad_bit_init(&stream->ptr, buffer);
91} 91}
92 92
93/* 93/*
94 * NAME:stream->skip() 94 * NAME:stream->skip()
95 * DESCRIPTION:arrange to skip bytes before the next frame 95 * DESCRIPTION:arrange to skip bytes before the next frame
96 */ 96 */
97void mad_stream_skip(struct mad_stream *stream, unsigned long length) 97void mad_stream_skip(struct mad_stream *stream, unsigned long length)
98{ 98{
99 stream->skiplen += length; 99 stream->skiplen += length;
100} 100}
101 101
102/* 102/*
103 * NAME:stream->sync() 103 * NAME:stream->sync()
104 * DESCRIPTION:locate the next stream sync word 104 * DESCRIPTION:locate the next stream sync word
105 */ 105 */
106int mad_stream_sync(struct mad_stream *stream) 106int mad_stream_sync(struct mad_stream *stream)
107{ 107{
108 register unsigned char const *ptr, *end; 108 register unsigned char const *ptr, *end;
109 109
110 ptr = mad_bit_nextbyte(&stream->ptr); 110 ptr = mad_bit_nextbyte(&stream->ptr);
111 end = stream->bufend; 111 end = stream->bufend;
112 112
113 while (ptr < end - 1 && 113 while (ptr < end - 1 &&
114 !(ptr[0] == 0xff && (ptr[1] & 0xe0) == 0xe0)) 114 !(ptr[0] == 0xff && (ptr[1] & 0xe0) == 0xe0))
115 ++ptr; 115 ++ptr;
116 116
117 if (end - ptr < MAD_BUFFER_GUARD) 117 if (end - ptr < MAD_BUFFER_GUARD)
118 return -1; 118 return -1;
119 119
120 mad_bit_init(&stream->ptr, ptr); 120 mad_bit_init(&stream->ptr, ptr);
121 121
122 return 0; 122 return 0;
123} 123}
124 124
125/* 125/*
126 * NAME:stream->errorstr() 126 * NAME:stream->errorstr()
127 * DESCRIPTION:return a string description of the current error condition 127 * DESCRIPTION:return a string description of the current error condition
128 */ 128 */
129char const *mad_stream_errorstr(struct mad_stream const *stream) 129char const *mad_stream_errorstr(struct mad_stream const *stream)
130{ 130{
131 switch (stream->error) { 131 switch (stream->error) {
132 case MAD_ERROR_NONE: return "no error"; 132 case MAD_ERROR_NONE: return "no error";
133 133
134 case MAD_ERROR_BUFLEN: return "input buffer too small (or EOF)"; 134 case MAD_ERROR_BUFLEN: return "input buffer too small (or EOF)";
135 case MAD_ERROR_BUFPTR: return "invalid (null) buffer pointer"; 135 case MAD_ERROR_BUFPTR: return "invalid (null) buffer pointer";
136 136
137 case MAD_ERROR_NOMEM: return "not enough memory"; 137 case MAD_ERROR_NOMEM: return "not enough memory";
138 138
139 case MAD_ERROR_LOSTSYNC: return "lost synchronization"; 139 case MAD_ERROR_LOSTSYNC: return "lost synchronization";
140 case MAD_ERROR_BADLAYER: return "reserved header layer value"; 140 case MAD_ERROR_BADLAYER: return "reserved header layer value";
141 case MAD_ERROR_BADBITRATE: return "forbidden bitrate value"; 141 case MAD_ERROR_BADBITRATE: return "forbidden bitrate value";
142 case MAD_ERROR_BADSAMPLERATE: return "reserved sample frequency value"; 142 case MAD_ERROR_BADSAMPLERATE: return "reserved sample frequency value";
143 case MAD_ERROR_BADEMPHASIS: return "reserved emphasis value"; 143 case MAD_ERROR_BADEMPHASIS: return "reserved emphasis value";
144 144
145 case MAD_ERROR_BADCRC: return "CRC check failed"; 145 case MAD_ERROR_BADCRC: return "CRC check failed";
146 case MAD_ERROR_BADBITALLOC: return "forbidden bit allocation value"; 146 case MAD_ERROR_BADBITALLOC: return "forbidden bit allocation value";
147 case MAD_ERROR_BADSCALEFACTOR: return "bad scalefactor index"; 147 case MAD_ERROR_BADSCALEFACTOR: return "bad scalefactor index";
148 case MAD_ERROR_BADMODE: return "bad bitrate/mode combination";
148 case MAD_ERROR_BADFRAMELEN: return "bad frame length"; 149 case MAD_ERROR_BADFRAMELEN: return "bad frame length";
149 case MAD_ERROR_BADBIGVALUES: return "bad big_values count"; 150 case MAD_ERROR_BADBIGVALUES: return "bad big_values count";
150 case MAD_ERROR_BADBLOCKTYPE: return "reserved block_type"; 151 case MAD_ERROR_BADBLOCKTYPE: return "reserved block_type";
151 case MAD_ERROR_BADSCFSI: return "bad scalefactor selection info"; 152 case MAD_ERROR_BADSCFSI: return "bad scalefactor selection info";
152 case MAD_ERROR_BADDATAPTR: return "bad main_data_begin pointer"; 153 case MAD_ERROR_BADDATAPTR: return "bad main_data_begin pointer";
153 case MAD_ERROR_BADPART3LEN: return "bad audio data length"; 154 case MAD_ERROR_BADPART3LEN: return "bad audio data length";
154 case MAD_ERROR_BADHUFFTABLE: return "bad Huffman table select"; 155 case MAD_ERROR_BADHUFFTABLE: return "bad Huffman table select";
155 case MAD_ERROR_BADHUFFDATA: return "Huffman data overrun"; 156 case MAD_ERROR_BADHUFFDATA: return "Huffman data overrun";
156 case MAD_ERROR_BADSTEREO: return "incompatible block_type for JS"; 157 case MAD_ERROR_BADSTEREO: return "incompatible block_type for JS";
157 } 158 }
158 159
159 return 0; 160 return 0;
160} 161}
diff --git a/core/multimedia/opieplayer/libmad/stream.h b/core/multimedia/opieplayer/libmad/stream.h
index 08e6dc5..5fca48f 100644
--- a/core/multimedia/opieplayer/libmad/stream.h
+++ b/core/multimedia/opieplayer/libmad/stream.h
@@ -1,107 +1,108 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifndef LIBMAD_STREAM_H 22# ifndef LIBMAD_STREAM_H
23# define LIBMAD_STREAM_H 23# define LIBMAD_STREAM_H
24 24
25# include "bit.h" 25# include "bit.h"
26 26
27 # define MAD_BUFFER_GUARD8 27 # define MAD_BUFFER_GUARD8
28 # define MAD_BUFFER_MDLEN(511 + 2048 + MAD_BUFFER_GUARD) 28 # define MAD_BUFFER_MDLEN(511 + 2048 + MAD_BUFFER_GUARD)
29 29
30enum mad_error { 30enum mad_error {
31 MAD_ERROR_NONE = 0x0000,/* no error */ 31 MAD_ERROR_NONE = 0x0000,/* no error */
32 32
33 MAD_ERROR_BUFLEN = 0x0001,/* input buffer too small (or EOF) */ 33 MAD_ERROR_BUFLEN = 0x0001,/* input buffer too small (or EOF) */
34 MAD_ERROR_BUFPTR = 0x0002,/* invalid (null) buffer pointer */ 34 MAD_ERROR_BUFPTR = 0x0002,/* invalid (null) buffer pointer */
35 35
36 MAD_ERROR_NOMEM = 0x0031,/* not enough memory */ 36 MAD_ERROR_NOMEM = 0x0031,/* not enough memory */
37 37
38 MAD_ERROR_LOSTSYNC = 0x0101,/* lost synchronization */ 38 MAD_ERROR_LOSTSYNC = 0x0101,/* lost synchronization */
39 MAD_ERROR_BADLAYER = 0x0102,/* reserved header layer value */ 39 MAD_ERROR_BADLAYER = 0x0102,/* reserved header layer value */
40 MAD_ERROR_BADBITRATE = 0x0103,/* forbidden bitrate value */ 40 MAD_ERROR_BADBITRATE = 0x0103,/* forbidden bitrate value */
41 MAD_ERROR_BADSAMPLERATE = 0x0104,/* reserved sample frequency value */ 41 MAD_ERROR_BADSAMPLERATE = 0x0104,/* reserved sample frequency value */
42 MAD_ERROR_BADEMPHASIS = 0x0105,/* reserved emphasis value */ 42 MAD_ERROR_BADEMPHASIS = 0x0105,/* reserved emphasis value */
43 43
44 MAD_ERROR_BADCRC = 0x0201,/* CRC check failed */ 44 MAD_ERROR_BADCRC = 0x0201,/* CRC check failed */
45 MAD_ERROR_BADBITALLOC = 0x0211,/* forbidden bit allocation value */ 45 MAD_ERROR_BADBITALLOC = 0x0211,/* forbidden bit allocation value */
46 MAD_ERROR_BADSCALEFACTOR = 0x0221,/* bad scalefactor index */ 46 MAD_ERROR_BADSCALEFACTOR = 0x0221,/* bad scalefactor index */
47 MAD_ERROR_BADMODE = 0x0222,/* bad bitrate/mode combination */
47 MAD_ERROR_BADFRAMELEN = 0x0231,/* bad frame length */ 48 MAD_ERROR_BADFRAMELEN = 0x0231,/* bad frame length */
48 MAD_ERROR_BADBIGVALUES = 0x0232,/* bad big_values count */ 49 MAD_ERROR_BADBIGVALUES = 0x0232,/* bad big_values count */
49 MAD_ERROR_BADBLOCKTYPE = 0x0233,/* reserved block_type */ 50 MAD_ERROR_BADBLOCKTYPE = 0x0233,/* reserved block_type */
50 MAD_ERROR_BADSCFSI = 0x0234,/* bad scalefactor selection info */ 51 MAD_ERROR_BADSCFSI = 0x0234,/* bad scalefactor selection info */
51 MAD_ERROR_BADDATAPTR = 0x0235,/* bad main_data_begin pointer */ 52 MAD_ERROR_BADDATAPTR = 0x0235,/* bad main_data_begin pointer */
52 MAD_ERROR_BADPART3LEN = 0x0236,/* bad audio data length */ 53 MAD_ERROR_BADPART3LEN = 0x0236,/* bad audio data length */
53 MAD_ERROR_BADHUFFTABLE = 0x0237,/* bad Huffman table select */ 54 MAD_ERROR_BADHUFFTABLE = 0x0237,/* bad Huffman table select */
54 MAD_ERROR_BADHUFFDATA = 0x0238,/* Huffman data overrun */ 55 MAD_ERROR_BADHUFFDATA = 0x0238,/* Huffman data overrun */
55 MAD_ERROR_BADSTEREO = 0x0239/* incompatible block_type for JS */ 56 MAD_ERROR_BADSTEREO = 0x0239/* incompatible block_type for JS */
56}; 57};
57 58
58 # define MAD_RECOVERABLE(error)((error) & 0xff00) 59 # define MAD_RECOVERABLE(error)((error) & 0xff00)
59 60
60struct mad_stream { 61struct mad_stream {
61 unsigned char const *buffer; /* input bitstream buffer */ 62 unsigned char const *buffer; /* input bitstream buffer */
62 unsigned char const *bufend; /* end of buffer */ 63 unsigned char const *bufend; /* end of buffer */
63 unsigned long skiplen; /* bytes to skip before next frame */ 64 unsigned long skiplen; /* bytes to skip before next frame */
64 65
65 int sync; /* stream sync found */ 66 int sync; /* stream sync found */
66 unsigned long freerate; /* free bitrate (fixed) */ 67 unsigned long freerate; /* free bitrate (fixed) */
67 68
68 unsigned char const *this_frame;/* start of current frame */ 69 unsigned char const *this_frame;/* start of current frame */
69 unsigned char const *next_frame;/* start of next frame */ 70 unsigned char const *next_frame;/* start of next frame */
70 struct mad_bitptr ptr; /* current processing bit pointer */ 71 struct mad_bitptr ptr; /* current processing bit pointer */
71 72
72 struct mad_bitptr anc_ptr; /* ancillary bits pointer */ 73 struct mad_bitptr anc_ptr; /* ancillary bits pointer */
73 unsigned int anc_bitlen; /* number of ancillary bits */ 74 unsigned int anc_bitlen; /* number of ancillary bits */
74 75
75 unsigned char (*main_data)[MAD_BUFFER_MDLEN]; 76 unsigned char (*main_data)[MAD_BUFFER_MDLEN];
76 /* Layer III main_data() */ 77 /* Layer III main_data() */
77 unsigned int md_len; /* bytes in main_data */ 78 unsigned int md_len; /* bytes in main_data */
78 79
79 int options; /* decoding options (see below) */ 80 int options; /* decoding options (see below) */
80 enum mad_error error; /* error code (see above) */ 81 enum mad_error error; /* error code (see above) */
81}; 82};
82 83
83enum { 84enum {
84 MAD_OPTION_IGNORECRC = 0x0001,/* ignore CRC errors */ 85 MAD_OPTION_IGNORECRC = 0x0001,/* ignore CRC errors */
85 MAD_OPTION_HALFSAMPLERATE = 0x0002/* generate PCM at 1/2 sample rate */ 86 MAD_OPTION_HALFSAMPLERATE = 0x0002/* generate PCM at 1/2 sample rate */
86# if 0 /* not yet implemented */ 87# if 0 /* not yet implemented */
87 MAD_OPTION_LEFTCHANNEL = 0x0010,/* decode left channel only */ 88 MAD_OPTION_LEFTCHANNEL = 0x0010,/* decode left channel only */
88 MAD_OPTION_RIGHTCHANNEL = 0x0020,/* decode right channel only */ 89 MAD_OPTION_RIGHTCHANNEL = 0x0020,/* decode right channel only */
89 MAD_OPTION_SINGLECHANNEL = 0x0030/* combine channels */ 90 MAD_OPTION_SINGLECHANNEL = 0x0030/* combine channels */
90# endif 91# endif
91}; 92};
92 93
93void mad_stream_init(struct mad_stream *); 94void mad_stream_init(struct mad_stream *);
94void mad_stream_finish(struct mad_stream *); 95void mad_stream_finish(struct mad_stream *);
95 96
96# define mad_stream_options(stream, opts) \ 97# define mad_stream_options(stream, opts) \
97 ((void) ((stream)->options = (opts))) 98 ((void) ((stream)->options = (opts)))
98 99
99void mad_stream_buffer(struct mad_stream *, 100void mad_stream_buffer(struct mad_stream *,
100 unsigned char const *, unsigned long); 101 unsigned char const *, unsigned long);
101void mad_stream_skip(struct mad_stream *, unsigned long); 102void mad_stream_skip(struct mad_stream *, unsigned long);
102 103
103int mad_stream_sync(struct mad_stream *); 104int mad_stream_sync(struct mad_stream *);
104 105
105char const *mad_stream_errorstr(struct mad_stream const *); 106char const *mad_stream_errorstr(struct mad_stream const *);
106 107
107# endif 108# endif
diff --git a/core/multimedia/opieplayer/libmad/synth.c b/core/multimedia/opieplayer/libmad/synth.c
index cf3c1d5..881f85a 100644
--- a/core/multimedia/opieplayer/libmad/synth.c
+++ b/core/multimedia/opieplayer/libmad/synth.c
@@ -1,99 +1,99 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifdef HAVE_CONFIG_H 22# ifdef HAVE_CONFIG_H
23# include "libmad_config.h" 23# include "libmad_config.h"
24# endif 24# endif
25 25
26# include "libmad_global.h" 26# include "libmad_global.h"
27 27
28# include "fixed.h" 28# include "fixed.h"
29# include "frame.h" 29# include "frame.h"
30# include "synth.h" 30# include "synth.h"
31 31
32/* 32/*
33 * NAME:synth->init() 33 * NAME:synth->init()
34 * DESCRIPTION:initialize synth struct 34 * DESCRIPTION:initialize synth struct
35 */ 35 */
36void mad_synth_init(struct mad_synth *synth) 36void mad_synth_init(struct mad_synth *synth)
37{ 37{
38 mad_synth_mute(synth); 38 mad_synth_mute(synth);
39 39
40 synth->phase = 0; 40 synth->phase = 0;
41 41
42 synth->pcm.samplerate = 0; 42 synth->pcm.samplerate = 0;
43 synth->pcm.channels = 0; 43 synth->pcm.channels = 0;
44 synth->pcm.length = 0; 44 synth->pcm.length = 0;
45} 45}
46 46
47/* 47/*
48 * NAME:synth->mute() 48 * NAME:synth->mute()
49 * DESCRIPTION:zero all polyphase filterbank values, resetting synthesis 49 * DESCRIPTION:zero all polyphase filterbank values, resetting synthesis
50 */ 50 */
51void mad_synth_mute(struct mad_synth *synth) 51void mad_synth_mute(struct mad_synth *synth)
52{ 52{
53 unsigned int ch, s, v; 53 unsigned int ch, s, v;
54 54
55 for (ch = 0; ch < 2; ++ch) { 55 for (ch = 0; ch < 2; ++ch) {
56 for (s = 0; s < 16; ++s) { 56 for (s = 0; s < 16; ++s) {
57 for (v = 0; v < 8; ++v) { 57 for (v = 0; v < 8; ++v) {
58 synth->filter[ch][0][0][s][v] = synth->filter[ch][0][1][s][v] = 58 synth->filter[ch][0][0][s][v] = synth->filter[ch][0][1][s][v] =
59 synth->filter[ch][1][0][s][v] = synth->filter[ch][1][1][s][v] = 0; 59 synth->filter[ch][1][0][s][v] = synth->filter[ch][1][1][s][v] = 0;
60 } 60 }
61 } 61 }
62 } 62 }
63} 63}
64 64
65/* 65/*
66 * An optional optimization called here the Subband Synthesis Optimization 66 * An optional optimization called here the Subband Synthesis Optimization
67 * (SSO) improves the performance of subband synthesis at the expense of 67 * (SSO) improves the performance of subband synthesis at the expense of
68 * accuracy. 68 * accuracy.
69 * 69 *
70 * The idea is to simplify 32x32->64-bit multiplication to 32x32->32 such 70 * The idea is to simplify 32x32->64-bit multiplication to 32x32->32 such
71 * that extra scaling and rounding are not necessary. This often allows the 71 * that extra scaling and rounding are not necessary. This often allows the
72 * compiler to use faster 32-bit multiply-accumulate instructions instead of 72 * compiler to use faster 32-bit multiply-accumulate instructions instead of
73 * explicit 64-bit multiply, shift, and add instructions. 73 * explicit 64-bit multiply, shift, and add instructions.
74 * 74 *
75 * SSO works like this: a full 32x32->64-bit multiply of two mad_fixed_t 75 * SSO works like this: a full 32x32->64-bit multiply of two mad_fixed_t
76 * values requires the result to be right-shifted 28 bits to be properly 76 * values requires the result to be right-shifted 28 bits to be properly
77 * scaled to the same fixed-point format. Right shifts can be applied at any 77 * scaled to the same fixed-point format. Right shifts can be applied at any
78 * time to either operand or to the result, so the optimization involves 78 * time to either operand or to the result, so the optimization involves
79 * careful placement of these shifts to minimize the loss of accuracy. 79 * careful placement of these shifts to minimize the loss of accuracy.
80 * 80 *
81 * First, a 14-bit shift is applied with rounding at compile-time to the D[] 81 * First, a 14-bit shift is applied with rounding at compile-time to the D[]
82 * table of coefficients for the subband synthesis window. This only loses 2 82 * table of coefficients for the subband synthesis window. This only loses 2
83 * bits of accuracy because the lower 12 bits are always zero. A second 83 * bits of accuracy because the lower 12 bits are always zero. A second
84 * 12-bit shift occurs after the DCT calculation. This loses 12 bits of 84 * 12-bit shift occurs after the DCT calculation. This loses 12 bits of
85 * accuracy. Finally, a third 2-bit shift occurs just before the sample is 85 * accuracy. Finally, a third 2-bit shift occurs just before the sample is
86 * saved in the PCM buffer. 14 + 12 + 2 == 28 bits. 86 * saved in the PCM buffer. 14 + 12 + 2 == 28 bits.
87 */ 87 */
88 88
89/* FPM_DEFAULT without OPT_SSO will actually lose accuracy and performance */ 89/* FPM_DEFAULT without OPT_SSO will actually lose accuracy and performance */
90 90
91# if defined(FPM_DEFAULT) && !defined(OPT_SSO) 91# if defined(FPM_DEFAULT) && !defined(OPT_SSO)
92# define OPT_SSO 92# define OPT_SSO
93# endif 93# endif
94 94
95/* second SSO shift, with rounding */ 95/* second SSO shift, with rounding */
96 96
97# if defined(OPT_SSO) 97# if defined(OPT_SSO)
98# define SHIFT(x) (((x) + (1L << 11)) >> 12) 98# define SHIFT(x) (((x) + (1L << 11)) >> 12)
99# else 99# else
diff --git a/core/multimedia/opieplayer/libmad/synth.h b/core/multimedia/opieplayer/libmad/synth.h
index 2c9d5c8..d284d01 100644
--- a/core/multimedia/opieplayer/libmad/synth.h
+++ b/core/multimedia/opieplayer/libmad/synth.h
@@ -1,69 +1,69 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifndef LIBMAD_SYNTH_H 22# ifndef LIBMAD_SYNTH_H
23# define LIBMAD_SYNTH_H 23# define LIBMAD_SYNTH_H
24 24
25# include "fixed.h" 25# include "fixed.h"
26# include "frame.h" 26# include "frame.h"
27 27
28struct mad_pcm { 28struct mad_pcm {
29 unsigned int samplerate; /* sampling frequency (Hz) */ 29 unsigned int samplerate; /* sampling frequency (Hz) */
30 unsigned short channels; /* number of channels */ 30 unsigned short channels; /* number of channels */
31 unsigned short length; /* number of samples per channel */ 31 unsigned short length; /* number of samples per channel */
32 mad_fixed_t samples[2][1152]; /* PCM output samples [ch][sample] */ 32 mad_fixed_t samples[2][1152]; /* PCM output samples [ch][sample] */
33}; 33};
34 34
35struct mad_synth { 35struct mad_synth {
36 mad_fixed_t filter[2][2][2][16][8];/* polyphase filterbank outputs */ 36 mad_fixed_t filter[2][2][2][16][8];/* polyphase filterbank outputs */
37 /* [ch][eo][peo][s][v] */ 37 /* [ch][eo][peo][s][v] */
38 38
39 unsigned int phase; /* current processing phase */ 39 unsigned int phase; /* current processing phase */
40 40
41 struct mad_pcm pcm; /* PCM output */ 41 struct mad_pcm pcm; /* PCM output */
42}; 42};
43 43
44/* single channel PCM selector */ 44/* single channel PCM selector */
45enum { 45enum {
46 MAD_PCM_CHANNEL_SINGLE = 0 46 MAD_PCM_CHANNEL_SINGLE = 0
47}; 47};
48 48
49/* dual channel PCM selector */ 49/* dual channel PCM selector */
50enum { 50enum {
51 MAD_PCM_CHANNEL_DUAL_1 = 0, 51 MAD_PCM_CHANNEL_DUAL_1 = 0,
52 MAD_PCM_CHANNEL_DUAL_2 = 1 52 MAD_PCM_CHANNEL_DUAL_2 = 1
53}; 53};
54 54
55/* stereo PCM selector */ 55/* stereo PCM selector */
56enum { 56enum {
57 MAD_PCM_CHANNEL_STEREO_LEFT = 0, 57 MAD_PCM_CHANNEL_STEREO_LEFT = 0,
58 MAD_PCM_CHANNEL_STEREO_RIGHT = 1 58 MAD_PCM_CHANNEL_STEREO_RIGHT = 1
59}; 59};
60 60
61void mad_synth_init(struct mad_synth *); 61void mad_synth_init(struct mad_synth *);
62 62
63# define mad_synth_finish(synth) /* nothing */ 63# define mad_synth_finish(synth) /* nothing */
64 64
65void mad_synth_mute(struct mad_synth *); 65void mad_synth_mute(struct mad_synth *);
66 66
67void mad_synth_frame(struct mad_synth *, struct mad_frame const *); 67void mad_synth_frame(struct mad_synth *, struct mad_frame const *);
68 68
69# endif 69# endif
diff --git a/core/multimedia/opieplayer/libmad/timer.c b/core/multimedia/opieplayer/libmad/timer.c
index 299fe0b..fa377d0 100644
--- a/core/multimedia/opieplayer/libmad/timer.c
+++ b/core/multimedia/opieplayer/libmad/timer.c
@@ -1,177 +1,177 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifdef HAVE_CONFIG_H 22# ifdef HAVE_CONFIG_H
23# include "libmad_config.h" 23# include "libmad_config.h"
24# endif 24# endif
25 25
26# include "libmad_global.h" 26# include "libmad_global.h"
27 27
28# include <stdio.h> 28# include <stdio.h>
29 29
30# ifdef HAVE_ASSERT_H 30# ifdef HAVE_ASSERT_H
31# include <assert.h> 31# include <assert.h>
32# endif 32# endif
33 33
34# include "timer.h" 34# include "timer.h"
35 35
36mad_timer_t const mad_timer_zero = { 0, 0 }; 36mad_timer_t const mad_timer_zero = { 0, 0 };
37 37
38/* 38/*
39 * NAME:timer->compare() 39 * NAME:timer->compare()
40 * DESCRIPTION:indicate relative order of two timers 40 * DESCRIPTION:indicate relative order of two timers
41 */ 41 */
42int mad_timer_compare(mad_timer_t timer1, mad_timer_t timer2) 42int mad_timer_compare(mad_timer_t timer1, mad_timer_t timer2)
43{ 43{
44 signed long diff; 44 signed long diff;
45 45
46 diff = timer1.seconds - timer2.seconds; 46 diff = timer1.seconds - timer2.seconds;
47 if (diff < 0) 47 if (diff < 0)
48 return -1; 48 return -1;
49 else if (diff > 0) 49 else if (diff > 0)
50 return +1; 50 return +1;
51 51
52 diff = timer1.fraction - timer2.fraction; 52 diff = timer1.fraction - timer2.fraction;
53 if (diff < 0) 53 if (diff < 0)
54 return -1; 54 return -1;
55 else if (diff > 0) 55 else if (diff > 0)
56 return +1; 56 return +1;
57 57
58 return 0; 58 return 0;
59} 59}
60 60
61/* 61/*
62 * NAME:timer->negate() 62 * NAME:timer->negate()
63 * DESCRIPTION:invert the sign of a timer 63 * DESCRIPTION:invert the sign of a timer
64 */ 64 */
65void mad_timer_negate(mad_timer_t *timer) 65void mad_timer_negate(mad_timer_t *timer)
66{ 66{
67 timer->seconds = -timer->seconds; 67 timer->seconds = -timer->seconds;
68 68
69 if (timer->fraction) { 69 if (timer->fraction) {
70 timer->seconds -= 1; 70 timer->seconds -= 1;
71 timer->fraction = MAD_TIMER_RESOLUTION - timer->fraction; 71 timer->fraction = MAD_TIMER_RESOLUTION - timer->fraction;
72 } 72 }
73} 73}
74 74
75/* 75/*
76 * NAME:timer->abs() 76 * NAME:timer->abs()
77 * DESCRIPTION:return the absolute value of a timer 77 * DESCRIPTION:return the absolute value of a timer
78 */ 78 */
79mad_timer_t mad_timer_abs(mad_timer_t timer) 79mad_timer_t mad_timer_abs(mad_timer_t timer)
80{ 80{
81 if (mad_timer_sign(timer) < 0) 81 if (timer.seconds < 0)
82 mad_timer_negate(&timer); 82 mad_timer_negate(&timer);
83 83
84 return timer; 84 return timer;
85} 85}
86 86
87/* 87/*
88 * NAME:reduce_timer() 88 * NAME:reduce_timer()
89 * DESCRIPTION:carry timer fraction into seconds 89 * DESCRIPTION:carry timer fraction into seconds
90 */ 90 */
91static 91static
92void reduce_timer(mad_timer_t *timer) 92void reduce_timer(mad_timer_t *timer)
93{ 93{
94 timer->seconds += timer->fraction / MAD_TIMER_RESOLUTION; 94 timer->seconds += timer->fraction / MAD_TIMER_RESOLUTION;
95 timer->fraction %= MAD_TIMER_RESOLUTION; 95 timer->fraction %= MAD_TIMER_RESOLUTION;
96} 96}
97 97
98/* 98/*
99 * NAME:gcd() 99 * NAME:gcd()
100 * DESCRIPTION:compute greatest common denominator 100 * DESCRIPTION:compute greatest common denominator
101 */ 101 */
102static 102static
103unsigned long gcd(unsigned long num1, unsigned long num2) 103unsigned long gcd(unsigned long num1, unsigned long num2)
104{ 104{
105 unsigned long tmp; 105 unsigned long tmp;
106 106
107 while (num2) { 107 while (num2) {
108 tmp = num2; 108 tmp = num2;
109 num2 = num1 % num2; 109 num2 = num1 % num2;
110 num1 = tmp; 110 num1 = tmp;
111 } 111 }
112 112
113 return num1; 113 return num1;
114} 114}
115 115
116/* 116/*
117 * NAME:reduce_rational() 117 * NAME:reduce_rational()
118 * DESCRIPTION:convert rational expression to lowest terms 118 * DESCRIPTION:convert rational expression to lowest terms
119 */ 119 */
120static 120static
121void reduce_rational(unsigned long *numer, unsigned long *denom) 121void reduce_rational(unsigned long *numer, unsigned long *denom)
122{ 122{
123 unsigned long factor; 123 unsigned long factor;
124 124
125 factor = gcd(*numer, *denom); 125 factor = gcd(*numer, *denom);
126 126
127 assert(factor != 0); 127 assert(factor != 0);
128 128
129 *numer /= factor; 129 *numer /= factor;
130 *denom /= factor; 130 *denom /= factor;
131} 131}
132 132
133/* 133/*
134 * NAME:scale_rational() 134 * NAME:scale_rational()
135 * DESCRIPTION:solve numer/denom == ?/scale avoiding overflowing 135 * DESCRIPTION:solve numer/denom == ?/scale avoiding overflowing
136 */ 136 */
137static 137static
138unsigned long scale_rational(unsigned long numer, unsigned long denom, 138unsigned long scale_rational(unsigned long numer, unsigned long denom,
139 unsigned long scale) 139 unsigned long scale)
140{ 140{
141 reduce_rational(&numer, &denom); 141 reduce_rational(&numer, &denom);
142 reduce_rational(&scale, &denom); 142 reduce_rational(&scale, &denom);
143 143
144 assert(denom != 0); 144 assert(denom != 0);
145 145
146 if (denom < scale) 146 if (denom < scale)
147 return numer * (scale / denom) + numer * (scale % denom) / denom; 147 return numer * (scale / denom) + numer * (scale % denom) / denom;
148 if (denom < numer) 148 if (denom < numer)
149 return scale * (numer / denom) + scale * (numer % denom) / denom; 149 return scale * (numer / denom) + scale * (numer % denom) / denom;
150 150
151 return numer * scale / denom; 151 return numer * scale / denom;
152} 152}
153 153
154/* 154/*
155 * NAME:timer->set() 155 * NAME:timer->set()
156 * DESCRIPTION:set timer to specific (positive) value 156 * DESCRIPTION:set timer to specific (positive) value
157 */ 157 */
158void mad_timer_set(mad_timer_t *timer, unsigned long seconds, 158void mad_timer_set(mad_timer_t *timer, unsigned long seconds,
159 unsigned long numer, unsigned long denom) 159 unsigned long numer, unsigned long denom)
160{ 160{
161 timer->seconds = seconds; 161 timer->seconds = seconds;
162 if (numer >= denom && denom > 0) { 162 if (numer >= denom && denom > 0) {
163 timer->seconds += numer / denom; 163 timer->seconds += numer / denom;
164 numer %= denom; 164 numer %= denom;
165 } 165 }
166 166
167 switch (denom) { 167 switch (denom) {
168 case 0: 168 case 0:
169 case 1: 169 case 1:
170 timer->fraction = 0; 170 timer->fraction = 0;
171 break; 171 break;
172 172
173 case MAD_TIMER_RESOLUTION: 173 case MAD_TIMER_RESOLUTION:
174 timer->fraction = numer; 174 timer->fraction = numer;
175 break; 175 break;
176 176
177 case 1000: 177 case 1000:
@@ -234,193 +234,194 @@ void mad_timer_add(mad_timer_t *timer, mad_timer_t incr)
234 234
235 if (timer->fraction >= MAD_TIMER_RESOLUTION) 235 if (timer->fraction >= MAD_TIMER_RESOLUTION)
236 reduce_timer(timer); 236 reduce_timer(timer);
237} 237}
238 238
239/* 239/*
240 * NAME:timer->multiply() 240 * NAME:timer->multiply()
241 * DESCRIPTION:multiply a timer by a scalar value 241 * DESCRIPTION:multiply a timer by a scalar value
242 */ 242 */
243void mad_timer_multiply(mad_timer_t *timer, signed long scalar) 243void mad_timer_multiply(mad_timer_t *timer, signed long scalar)
244{ 244{
245 mad_timer_t addend; 245 mad_timer_t addend;
246 unsigned long factor; 246 unsigned long factor;
247 247
248 factor = scalar; 248 factor = scalar;
249 if (scalar < 0) { 249 if (scalar < 0) {
250 factor = -scalar; 250 factor = -scalar;
251 mad_timer_negate(timer); 251 mad_timer_negate(timer);
252 } 252 }
253 253
254 addend = *timer; 254 addend = *timer;
255 *timer = mad_timer_zero; 255 *timer = mad_timer_zero;
256 256
257 while (factor) { 257 while (factor) {
258 if (factor & 1) 258 if (factor & 1)
259 mad_timer_add(timer, addend); 259 mad_timer_add(timer, addend);
260 260
261 mad_timer_add(&addend, addend); 261 mad_timer_add(&addend, addend);
262 factor >>= 1; 262 factor >>= 1;
263 } 263 }
264} 264}
265 265
266/* 266/*
267 * NAME:timer->count() 267 * NAME:timer->count()
268 * DESCRIPTION:return timer value in selected units 268 * DESCRIPTION:return timer value in selected units
269 */ 269 */
270signed long mad_timer_count(mad_timer_t timer, enum mad_units units) 270signed long mad_timer_count(mad_timer_t timer, enum mad_units units)
271{ 271{
272 switch (units) { 272 switch (units) {
273 case MAD_UNITS_HOURS: 273 case MAD_UNITS_HOURS:
274 return timer.seconds / 60 / 60; 274 return timer.seconds / 60 / 60;
275 275
276 case MAD_UNITS_MINUTES: 276 case MAD_UNITS_MINUTES:
277 return timer.seconds / 60; 277 return timer.seconds / 60;
278 278
279 case MAD_UNITS_SECONDS: 279 case MAD_UNITS_SECONDS:
280 return timer.seconds; 280 return timer.seconds;
281 281
282 case MAD_UNITS_DECISECONDS: 282 case MAD_UNITS_DECISECONDS:
283 case MAD_UNITS_CENTISECONDS: 283 case MAD_UNITS_CENTISECONDS:
284 case MAD_UNITS_MILLISECONDS: 284 case MAD_UNITS_MILLISECONDS:
285 285
286 case MAD_UNITS_8000_HZ: 286 case MAD_UNITS_8000_HZ:
287 case MAD_UNITS_11025_HZ: 287 case MAD_UNITS_11025_HZ:
288 case MAD_UNITS_12000_HZ: 288 case MAD_UNITS_12000_HZ:
289 case MAD_UNITS_16000_HZ: 289 case MAD_UNITS_16000_HZ:
290 case MAD_UNITS_22050_HZ: 290 case MAD_UNITS_22050_HZ:
291 case MAD_UNITS_24000_HZ: 291 case MAD_UNITS_24000_HZ:
292 case MAD_UNITS_32000_HZ: 292 case MAD_UNITS_32000_HZ:
293 case MAD_UNITS_44100_HZ: 293 case MAD_UNITS_44100_HZ:
294 case MAD_UNITS_48000_HZ: 294 case MAD_UNITS_48000_HZ:
295 295
296 case MAD_UNITS_24_FPS: 296 case MAD_UNITS_24_FPS:
297 case MAD_UNITS_25_FPS: 297 case MAD_UNITS_25_FPS:
298 case MAD_UNITS_30_FPS: 298 case MAD_UNITS_30_FPS:
299 case MAD_UNITS_48_FPS: 299 case MAD_UNITS_48_FPS:
300 case MAD_UNITS_50_FPS: 300 case MAD_UNITS_50_FPS:
301 case MAD_UNITS_60_FPS: 301 case MAD_UNITS_60_FPS:
302 case MAD_UNITS_75_FPS: 302 case MAD_UNITS_75_FPS:
303 return timer.seconds * (signed long) units + 303 return timer.seconds * (signed long) units +
304 (signed long) scale_rational(timer.fraction, MAD_TIMER_RESOLUTION, 304 (signed long) scale_rational(timer.fraction, MAD_TIMER_RESOLUTION,
305 units); 305 units);
306 306
307 case MAD_UNITS_23_976_FPS: 307 case MAD_UNITS_23_976_FPS:
308 case MAD_UNITS_24_975_FPS: 308 case MAD_UNITS_24_975_FPS:
309 case MAD_UNITS_29_97_FPS: 309 case MAD_UNITS_29_97_FPS:
310 case MAD_UNITS_47_952_FPS: 310 case MAD_UNITS_47_952_FPS:
311 case MAD_UNITS_49_95_FPS: 311 case MAD_UNITS_49_95_FPS:
312 case MAD_UNITS_59_94_FPS: 312 case MAD_UNITS_59_94_FPS:
313 return (mad_timer_count(timer, -units) + 1) * 1000 / 1001; 313 return (mad_timer_count(timer, -units) + 1) * 1000 / 1001;
314 } 314 }
315 315
316 /* unsupported units */ 316 /* unsupported units */
317 return 0; 317 return 0;
318} 318}
319 319
320/* 320/*
321 * NAME:timer->fraction() 321 * NAME:timer->fraction()
322 * DESCRIPTION:return fractional part of timer in arbitrary terms 322 * DESCRIPTION:return fractional part of timer in arbitrary terms
323 */ 323 */
324unsigned long mad_timer_fraction(mad_timer_t timer, unsigned long denom) 324unsigned long mad_timer_fraction(mad_timer_t timer, unsigned long denom)
325{ 325{
326 timer = mad_timer_abs(timer); 326 timer = mad_timer_abs(timer);
327 327
328 switch (denom) { 328 switch (denom) {
329 case 0: 329 case 0:
330 return MAD_TIMER_RESOLUTION / timer.fraction; 330 return timer.fraction ?
331 MAD_TIMER_RESOLUTION / timer.fraction : MAD_TIMER_RESOLUTION + 1;
331 332
332 case MAD_TIMER_RESOLUTION: 333 case MAD_TIMER_RESOLUTION:
333 return timer.fraction; 334 return timer.fraction;
334 335
335 default: 336 default:
336 return scale_rational(timer.fraction, MAD_TIMER_RESOLUTION, denom); 337 return scale_rational(timer.fraction, MAD_TIMER_RESOLUTION, denom);
337 } 338 }
338} 339}
339 340
340/* 341/*
341 * NAME:timer->string() 342 * NAME:timer->string()
342 * DESCRIPTION:write a string representation of a timer using a template 343 * DESCRIPTION:write a string representation of a timer using a template
343 */ 344 */
344void mad_timer_string(mad_timer_t timer, 345void mad_timer_string(mad_timer_t timer,
345 char *dest, char const *format, enum mad_units units, 346 char *dest, char const *format, enum mad_units units,
346 enum mad_units fracunits, unsigned long subparts) 347 enum mad_units fracunits, unsigned long subparts)
347{ 348{
348 unsigned long hours, minutes, seconds, sub; 349 unsigned long hours, minutes, seconds, sub;
349 unsigned int frac; 350 unsigned int frac;
350 351
351 timer = mad_timer_abs(timer); 352 timer = mad_timer_abs(timer);
352 353
353 seconds = timer.seconds; 354 seconds = timer.seconds;
354 frac = sub = 0; 355 frac = sub = 0;
355 356
356 switch (fracunits) { 357 switch (fracunits) {
357 case MAD_UNITS_HOURS: 358 case MAD_UNITS_HOURS:
358 case MAD_UNITS_MINUTES: 359 case MAD_UNITS_MINUTES:
359 case MAD_UNITS_SECONDS: 360 case MAD_UNITS_SECONDS:
360 break; 361 break;
361 362
362 case MAD_UNITS_DECISECONDS: 363 case MAD_UNITS_DECISECONDS:
363 case MAD_UNITS_CENTISECONDS: 364 case MAD_UNITS_CENTISECONDS:
364 case MAD_UNITS_MILLISECONDS: 365 case MAD_UNITS_MILLISECONDS:
365 366
366 case MAD_UNITS_8000_HZ: 367 case MAD_UNITS_8000_HZ:
367 case MAD_UNITS_11025_HZ: 368 case MAD_UNITS_11025_HZ:
368 case MAD_UNITS_12000_HZ: 369 case MAD_UNITS_12000_HZ:
369 case MAD_UNITS_16000_HZ: 370 case MAD_UNITS_16000_HZ:
370 case MAD_UNITS_22050_HZ: 371 case MAD_UNITS_22050_HZ:
371 case MAD_UNITS_24000_HZ: 372 case MAD_UNITS_24000_HZ:
372 case MAD_UNITS_32000_HZ: 373 case MAD_UNITS_32000_HZ:
373 case MAD_UNITS_44100_HZ: 374 case MAD_UNITS_44100_HZ:
374 case MAD_UNITS_48000_HZ: 375 case MAD_UNITS_48000_HZ:
375 376
376 case MAD_UNITS_24_FPS: 377 case MAD_UNITS_24_FPS:
377 case MAD_UNITS_25_FPS: 378 case MAD_UNITS_25_FPS:
378 case MAD_UNITS_30_FPS: 379 case MAD_UNITS_30_FPS:
379 case MAD_UNITS_48_FPS: 380 case MAD_UNITS_48_FPS:
380 case MAD_UNITS_50_FPS: 381 case MAD_UNITS_50_FPS:
381 case MAD_UNITS_60_FPS: 382 case MAD_UNITS_60_FPS:
382 case MAD_UNITS_75_FPS: 383 case MAD_UNITS_75_FPS:
383 { 384 {
384 unsigned long denom; 385 unsigned long denom;
385 386
386 denom = MAD_TIMER_RESOLUTION / fracunits; 387 denom = MAD_TIMER_RESOLUTION / fracunits;
387 388
388 frac = timer.fraction / denom; 389 frac = timer.fraction / denom;
389 sub = scale_rational(timer.fraction % denom, denom, subparts); 390 sub = scale_rational(timer.fraction % denom, denom, subparts);
390 } 391 }
391 break; 392 break;
392 393
393 case MAD_UNITS_23_976_FPS: 394 case MAD_UNITS_23_976_FPS:
394 case MAD_UNITS_24_975_FPS: 395 case MAD_UNITS_24_975_FPS:
395 case MAD_UNITS_29_97_FPS: 396 case MAD_UNITS_29_97_FPS:
396 case MAD_UNITS_47_952_FPS: 397 case MAD_UNITS_47_952_FPS:
397 case MAD_UNITS_49_95_FPS: 398 case MAD_UNITS_49_95_FPS:
398 case MAD_UNITS_59_94_FPS: 399 case MAD_UNITS_59_94_FPS:
399 /* drop-frame encoding */ 400 /* drop-frame encoding */
400 /* N.B. this is only well-defined for MAD_UNITS_29_97_FPS */ 401 /* N.B. this is only well-defined for MAD_UNITS_29_97_FPS */
401 { 402 {
402 unsigned long frame, cycle, d, m; 403 unsigned long frame, cycle, d, m;
403 404
404 frame = mad_timer_count(timer, fracunits); 405 frame = mad_timer_count(timer, fracunits);
405 406
406 cycle = -fracunits * 60 * 10 - (10 - 1) * 2; 407 cycle = -fracunits * 60 * 10 - (10 - 1) * 2;
407 408
408 d = frame / cycle; 409 d = frame / cycle;
409 m = frame % cycle; 410 m = frame % cycle;
410 frame += (10 - 1) * 2 * d; 411 frame += (10 - 1) * 2 * d;
411 if (m > 2) 412 if (m > 2)
412 frame += 2 * ((m - 2) / (cycle / 10)); 413 frame += 2 * ((m - 2) / (cycle / 10));
413 414
414 frac = frame % -fracunits; 415 frac = frame % -fracunits;
415 seconds = frame / -fracunits; 416 seconds = frame / -fracunits;
416 } 417 }
417 break; 418 break;
418 } 419 }
419 420
420 switch (units) { 421 switch (units) {
421 case MAD_UNITS_HOURS: 422 case MAD_UNITS_HOURS:
422 minutes = seconds / 60; 423 minutes = seconds / 60;
423 hours = minutes / 60; 424 hours = minutes / 60;
424 425
425 sprintf(dest, format, 426 sprintf(dest, format,
426 hours, 427 hours,
diff --git a/core/multimedia/opieplayer/libmad/timer.h b/core/multimedia/opieplayer/libmad/timer.h
index f8afb8e..4f2be57 100644
--- a/core/multimedia/opieplayer/libmad/timer.h
+++ b/core/multimedia/opieplayer/libmad/timer.h
@@ -1,99 +1,99 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifndef LIBMAD_TIMER_H 22# ifndef LIBMAD_TIMER_H
23# define LIBMAD_TIMER_H 23# define LIBMAD_TIMER_H
24 24
25typedef struct { 25typedef struct {
26 signed long seconds; /* whole seconds */ 26 signed long seconds; /* whole seconds */
27 unsigned long fraction;/* 1/MAD_TIMER_RESOLUTION seconds */ 27 unsigned long fraction;/* 1/MAD_TIMER_RESOLUTION seconds */
28} mad_timer_t; 28} mad_timer_t;
29 29
30extern mad_timer_t const mad_timer_zero; 30extern mad_timer_t const mad_timer_zero;
31 31
32 # define MAD_TIMER_RESOLUTION352800000UL 32 # define MAD_TIMER_RESOLUTION352800000UL
33 33
34enum mad_units { 34enum mad_units {
35 MAD_UNITS_HOURS = -2, 35 MAD_UNITS_HOURS = -2,
36 MAD_UNITS_MINUTES = -1, 36 MAD_UNITS_MINUTES = -1,
37 MAD_UNITS_SECONDS = 0, 37 MAD_UNITS_SECONDS = 0,
38 38
39 /* metric units */ 39 /* metric units */
40 40
41 MAD_UNITS_DECISECONDS = 10, 41 MAD_UNITS_DECISECONDS = 10,
42 MAD_UNITS_CENTISECONDS = 100, 42 MAD_UNITS_CENTISECONDS = 100,
43 MAD_UNITS_MILLISECONDS = 1000, 43 MAD_UNITS_MILLISECONDS = 1000,
44 44
45 /* audio sample units */ 45 /* audio sample units */
46 46
47 MAD_UNITS_8000_HZ = 8000, 47 MAD_UNITS_8000_HZ = 8000,
48 MAD_UNITS_11025_HZ = 11025, 48 MAD_UNITS_11025_HZ = 11025,
49 MAD_UNITS_12000_HZ = 12000, 49 MAD_UNITS_12000_HZ = 12000,
50 50
51 MAD_UNITS_16000_HZ = 16000, 51 MAD_UNITS_16000_HZ = 16000,
52 MAD_UNITS_22050_HZ = 22050, 52 MAD_UNITS_22050_HZ = 22050,
53 MAD_UNITS_24000_HZ = 24000, 53 MAD_UNITS_24000_HZ = 24000,
54 54
55 MAD_UNITS_32000_HZ = 32000, 55 MAD_UNITS_32000_HZ = 32000,
56 MAD_UNITS_44100_HZ = 44100, 56 MAD_UNITS_44100_HZ = 44100,
57 MAD_UNITS_48000_HZ = 48000, 57 MAD_UNITS_48000_HZ = 48000,
58 58
59 /* video frame/field units */ 59 /* video frame/field units */
60 60
61 MAD_UNITS_24_FPS = 24, 61 MAD_UNITS_24_FPS = 24,
62 MAD_UNITS_25_FPS = 25, 62 MAD_UNITS_25_FPS = 25,
63 MAD_UNITS_30_FPS = 30, 63 MAD_UNITS_30_FPS = 30,
64 MAD_UNITS_48_FPS = 48, 64 MAD_UNITS_48_FPS = 48,
65 MAD_UNITS_50_FPS = 50, 65 MAD_UNITS_50_FPS = 50,
66 MAD_UNITS_60_FPS = 60, 66 MAD_UNITS_60_FPS = 60,
67 67
68 /* CD audio frames */ 68 /* CD audio frames */
69 69
70 MAD_UNITS_75_FPS = 75, 70 MAD_UNITS_75_FPS = 75,
71 71
72 /* video drop-frame units */ 72 /* video drop-frame units */
73 73
74 MAD_UNITS_23_976_FPS = -24, 74 MAD_UNITS_23_976_FPS = -24,
75 MAD_UNITS_24_975_FPS = -25, 75 MAD_UNITS_24_975_FPS = -25,
76 MAD_UNITS_29_97_FPS = -30, 76 MAD_UNITS_29_97_FPS = -30,
77 MAD_UNITS_47_952_FPS = -48, 77 MAD_UNITS_47_952_FPS = -48,
78 MAD_UNITS_49_95_FPS = -50, 78 MAD_UNITS_49_95_FPS = -50,
79 MAD_UNITS_59_94_FPS = -60 79 MAD_UNITS_59_94_FPS = -60
80}; 80};
81 81
82 # define mad_timer_reset(timer)((void) (*(timer) = mad_timer_zero)) 82 # define mad_timer_reset(timer)((void) (*(timer) = mad_timer_zero))
83 83
84int mad_timer_compare(mad_timer_t, mad_timer_t); 84int mad_timer_compare(mad_timer_t, mad_timer_t);
85 85
86 # define mad_timer_sign(timer)mad_timer_compare((timer), mad_timer_zero) 86 # define mad_timer_sign(timer)mad_timer_compare((timer), mad_timer_zero)
87 87
88void mad_timer_negate(mad_timer_t *); 88void mad_timer_negate(mad_timer_t *);
89mad_timer_t mad_timer_abs(mad_timer_t); 89mad_timer_t mad_timer_abs(mad_timer_t);
90 90
91void mad_timer_set(mad_timer_t *, unsigned long, unsigned long, unsigned long); 91void mad_timer_set(mad_timer_t *, unsigned long, unsigned long, unsigned long);
92void mad_timer_add(mad_timer_t *, mad_timer_t); 92void mad_timer_add(mad_timer_t *, mad_timer_t);
93void mad_timer_multiply(mad_timer_t *, signed long); 93void mad_timer_multiply(mad_timer_t *, signed long);
94 94
95signed long mad_timer_count(mad_timer_t, enum mad_units); 95signed long mad_timer_count(mad_timer_t, enum mad_units);
96unsigned long mad_timer_fraction(mad_timer_t, unsigned long); 96unsigned long mad_timer_fraction(mad_timer_t, unsigned long);
97void mad_timer_string(mad_timer_t, char *, char const *, 97void mad_timer_string(mad_timer_t, char *, char const *,
98 enum mad_units, enum mad_units, unsigned long); 98 enum mad_units, enum mad_units, unsigned long);
99 99
diff --git a/core/multimedia/opieplayer/libmad/version.c b/core/multimedia/opieplayer/libmad/version.c
index fb126f4..4fbef23 100644
--- a/core/multimedia/opieplayer/libmad/version.c
+++ b/core/multimedia/opieplayer/libmad/version.c
@@ -1,91 +1,91 @@
1/* 1/*
2 * libmad - MPEG audio decoder library 2 * libmad - MPEG audio decoder library
3 * Copyright (C) 2000-2001 Robert Leslie 3 * Copyright (C) 2000-2004 Underbit Technologies, Inc.
4 * 4 *
5 * This program is free software; you can redistribute it and/or modify 5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or 7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version. 8 * (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, 10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * 18 *
19 * $Id$ 19 * $Id$
20 */ 20 */
21 21
22# ifdef HAVE_CONFIG_H 22# ifdef HAVE_CONFIG_H
23# include "libmad_config.h" 23# include "libmad_config.h"
24# endif 24# endif
25 25
26# include "libmad_global.h" 26# include "libmad_global.h"
27 27
28# include "libmad_version.h" 28# include "libmad_version.h"
29 29
30char const mad_version[] = "MPEG Audio Decoder " MAD_VERSION; 30char const mad_version[] = "MPEG Audio Decoder " MAD_VERSION;
31char const mad_copyright[] = "Copyright (C) " MAD_PUBLISHYEAR " " MAD_AUTHOR; 31char const mad_copyright[] = "Copyright (C) " MAD_PUBLISHYEAR " " MAD_AUTHOR;
32char const mad_author[] = MAD_AUTHOR " <" MAD_EMAIL ">"; 32char const mad_author[] = MAD_AUTHOR " <" MAD_EMAIL ">";
33 33
34char const mad_build[] = "" 34char const mad_build[] = ""
35# if defined(DEBUG)
36 "DEBUG "
37# elif defined(NDEBUG)
38 "NDEBUG "
39# endif
40
41# if defined(EXPERIMENTAL)
42 "EXPERIMENTAL "
43# endif
44
35# if defined(FPM_64BIT) 45# if defined(FPM_64BIT)
36 "FPM_64BIT " 46 "FPM_64BIT "
37# elif defined(FPM_INTEL) 47# elif defined(FPM_INTEL)
38 "FPM_INTEL " 48 "FPM_INTEL "
39# elif defined(FPM_ARM) 49# elif defined(FPM_ARM)
40 "FPM_ARM " 50 "FPM_ARM "
41# elif defined(FPM_MIPS) 51# elif defined(FPM_MIPS)
42 "FPM_MIPS " 52 "FPM_MIPS "
43# elif defined(FPM_SPARC) 53# elif defined(FPM_SPARC)
44 "FPM_SPARC " 54 "FPM_SPARC "
45# elif defined(FPM_PPC) 55# elif defined(FPM_PPC)
46 "FPM_PPC " 56 "FPM_PPC "
47# elif defined(FPM_DEFAULT) 57# elif defined(FPM_DEFAULT)
48 "FPM_DEFAULT " 58 "FPM_DEFAULT "
49# endif 59# endif
50 60
51# if defined(ASO_IMDCT) 61# if defined(ASO_IMDCT)
52 "ASO_IMDCT " 62 "ASO_IMDCT "
53# endif 63# endif
54# if defined(ASO_INTERLEAVE1) 64# if defined(ASO_INTERLEAVE1)
55 "ASO_INTERLEAVE1 " 65 "ASO_INTERLEAVE1 "
56# endif 66# endif
57# if defined(ASO_INTERLEAVE2) 67# if defined(ASO_INTERLEAVE2)
58 "ASO_INTERLEAVE2 " 68 "ASO_INTERLEAVE2 "
59# endif 69# endif
60# if defined(ASO_ZEROCHECK) 70# if defined(ASO_ZEROCHECK)
61 "ASO_ZEROCHECK " 71 "ASO_ZEROCHECK "
62# endif 72# endif
63 73
64# if defined(OPT_SPEED) 74# if defined(OPT_SPEED)
65 "OPT_SPEED " 75 "OPT_SPEED "
66# elif defined(OPT_ACCURACY) 76# elif defined(OPT_ACCURACY)
67 "OPT_ACCURACY " 77 "OPT_ACCURACY "
68# endif 78# endif
69 79
70# if defined(OPT_SSO) 80# if defined(OPT_SSO)
71 "OPT_SSO " 81 "OPT_SSO "
72# endif 82# endif
73 83
74# if defined(OPT_DCTO) /* never defined here */ 84# if defined(OPT_DCTO) /* never defined here */
75 "OPT_DCTO " 85 "OPT_DCTO "
76# endif 86# endif
77 87
78# if defined(OPT_STRICT) 88# if defined(OPT_STRICT)
79 "OPT_STRICT " 89 "OPT_STRICT "
80# endif 90# endif
81
82# if defined(EXPERIMENTAL)
83 "EXPERIMENTAL "
84# endif
85
86# if defined(DEBUG)
87 "DEBUG "
88# elif defined(NDEBUG)
89 "NDEBUG "
90# endif
91; 91;