-rw-r--r-- | core/multimedia/opieplayer/libmpeg3/video/output.c | 217 |
1 files changed, 107 insertions, 110 deletions
diff --git a/core/multimedia/opieplayer/libmpeg3/video/output.c b/core/multimedia/opieplayer/libmpeg3/video/output.c index 919a0ff..bf0d6ed 100644 --- a/core/multimedia/opieplayer/libmpeg3/video/output.c +++ b/core/multimedia/opieplayer/libmpeg3/video/output.c @@ -157,294 +157,291 @@ inline void mpeg3video_rgb16_mmx(unsigned char *lum, "pand mpeg3_MMX_redmask, %%mm6\n" /* BLUE */ "pand mpeg3_MMX_grnmask, %%mm5\n" "psrlw $11, %%mm6\n" /* BLUE 3 */ "por %%mm5, %%mm4\n" "psraw $6, %%mm7\n" "por %%mm6, %%mm4\n" "packuswb %%mm3, %%mm3\n" "packuswb %%mm0, %%mm0\n" "packuswb %%mm7, %%mm7\n" "punpcklbw %%mm3, %%mm3\n" "punpcklbw %%mm0, %%mm0\n" "punpcklbw %%mm7, %%mm7\n" "pand mpeg3_MMX_redmask, %%mm3\n" "pand mpeg3_MMX_redmask, %%mm7\n" /* BLUE */ "psllw $3, %%mm0\n" /* GREEN 4 */ "psrlw $11, %%mm7\n" "pand mpeg3_MMX_grnmask, %%mm0\n" "por %%mm7, %%mm3\n" "addl $8, %6\n" "por %%mm0, %%mm3\n" "movq %%mm4, %%mm5\n" "punpcklwd %%mm3, %%mm4\n" "punpckhwd %%mm3, %%mm5\n" "movq %%mm4, (%4,%5,2)\n" "movq %%mm5, 8(%4,%5,2)\n" "addl $8, %2\n" "addl $4, %0\n" "addl $4, %1\n" "cmpl %3, %6\n" "leal 16(%4), %4\n" "jl 1b\n" "addl %3, %2\n" /* lum += cols */ "addl %7, %4\n" /* row1 += mod */ "movl $0, %6\n" "cmpl %8, %2\n" "jl 1b\n" : : "r" (cr), "r" (cb), "r" (lum), "r" (cols), "r" (row1) , "r" (col1), "m" (x), "m" (mod), "m" (y) ); } static unsigned LONGLONG mpeg3_MMX_U_80 = 0x0000008000800000LL; static unsigned LONGLONG mpeg3_MMX_V_80 = 0x0000000000800080LL; static LONGLONG mpeg3_MMX_U_COEF = 0x00000058ffd30000LL; static LONGLONG mpeg3_MMX_V_COEF = 0x00000000ffea006fLL; static LONGLONG mpeg3_MMX_601_Y_COEF = 0x0000004800480048LL; static LONGLONG mpeg3_MMX_601_Y_DIFF = 0x0000000000000010LL; inline void mpeg3_bgra32_mmx(unsigned long y, unsigned long u, unsigned long v, unsigned long *output) { -asm(" + +asm( /* Output will be 0x00rrggbb with the 00 trailing so this can also be used */ /* for bgr24. */ - movd (%0), %%mm0; /* Load y 0x00000000000000yy */ - movd (%1), %%mm1; /* Load u 0x00000000000000cr */ - movq %%mm0, %%mm3; /* Copy y to temp */ - psllq $16, %%mm1; /* Shift u 0x0000000000cr0000 */ - movd (%2), %%mm2; /* Load v 0x00000000000000cb */ - psllq $16, %%mm3; /* Shift y */ - movq %%mm1, %%mm4; /* Copy u to temp */ - por %%mm3, %%mm0; /* Overlay new y byte 0x0000000000yy00yy */ - psllq $16, %%mm4; /* Shift u */ - movq %%mm2, %%mm5; /* Copy v to temp */ - psllq $16, %%mm3; /* Shift y */ - por %%mm4, %%mm1; /* Overlay new u byte 0x000000cr00cr0000 */ - psllq $16, %%mm5; /* Shift v */ - por %%mm3, %%mm0; /* Overlay new y byte 0x000000yy00yy00yy */ - por %%mm5, %%mm2; /* Overlay new v byte 0x0000000000cb00cb */ + "movd (%0), %%mm0;" /* Load y 0x00000000000000yy */ + "movd (%1), %%mm1;" /* Load u 0x00000000000000cr */ + "movq %%mm0, %%mm3;" /* Copy y to temp */ + "psllq $16, %%mm1;" /* Shift u 0x0000000000cr0000 */ + "movd (%2), %%mm2;" /* Load v 0x00000000000000cb */ + "psllq $16, %%mm3;" /* Shift y */ + "movq %%mm1, %%mm4;" /* Copy u to temp */ + "por %%mm3, %%mm0;" /* Overlay new y byte 0x0000000000yy00yy */ + "psllq $16, %%mm4;" /* Shift u */ + "movq %%mm2, %%mm5;" /* Copy v to temp */ + "psllq $16, %%mm3;" /* Shift y */ + "por %%mm4, %%mm1;" /* Overlay new u byte 0x000000cr00cr0000 */ + "psllq $16, %%mm5;" /* Shift v */ + "por %%mm3, %%mm0;" /* Overlay new y byte 0x000000yy00yy00yy */ + "por %%mm5, %%mm2;" /* Overlay new v byte 0x0000000000cb00cb */ /* mm0: 0x000000yy00yy00yy mm1: 0x000000uu00uu0000 mm2: 0x0000000000vv00vv */ - psubw mpeg3_MMX_U_80, %%mm1; /* Subtract 128 from u 0x000000uu00uu0000 */ - pmullw mpeg3_MMX_U_COEF, %%mm1; /* Multiply u coeffs 0x0000uuuuuuuu0000 */ - psllw $6, %%mm0; /* Shift y coeffs 0x0000yyy0yyy0yyy0 */ - psubw mpeg3_MMX_V_80, %%mm2; /* Subtract 128 from v 0x0000000000cb00cb */ - pmullw mpeg3_MMX_V_COEF, %%mm2; /* Multiply v coeffs 0x0000crcrcrcrcrcr */ + "psubw mpeg3_MMX_U_80, %%mm1;" /* Subtract 128 from u 0x000000uu00uu0000 */ + "pmullw mpeg3_MMX_U_COEF, %%mm1;" /* Multiply u coeffs 0x0000uuuuuuuu0000 */ + "psllw $6, %%mm0;" /* Shift y coeffs 0x0000yyy0yyy0yyy0 */ + "psubw mpeg3_MMX_V_80, %%mm2;" /* Subtract 128 from v 0x0000000000cb00cb */ + "pmullw mpeg3_MMX_V_COEF, %%mm2;" /* Multiply v coeffs 0x0000crcrcrcrcrcr */ /* mm0: 0x000000yy00yy00yy mm1: 0x0000uuuuuuuu0000 mm2: 0x00000000vvvvvvvv */ - paddsw %%mm1, %%mm0; /* Add u to result */ - paddsw %%mm2, %%mm0; /* Add v to result 0x0000rrrrggggbbbb */ - psraw $6, %%mm0; /* Demote precision */ - packuswb %%mm0, %%mm0; /* Pack into ARGB 0x0000000000rrggbb */ - movd %%mm0, (%3); /* Store output */ - " + "paddsw %%mm1, %%mm0;" /* Add u to result */ + "paddsw %%mm2, %%mm0;" /* Add v to result 0x0000rrrrggggbbbb */ + "psraw $6, %%mm0;" /* Demote precision */ + "packuswb %%mm0, %%mm0;" /* Pack into ARGB 0x0000000000rrggbb */ + "movd %%mm0, (%3);" /* Store output */ : : "r" (&y), "r" (&u), "r" (&v), "r" (output)); } inline void mpeg3_601_bgra32_mmx(unsigned long y, unsigned long u, unsigned long v, unsigned long *output) { -asm(" +asm( /* Output will be 0x00rrggbb with the 00 trailing so this can also be used */ /* for bgr24. */ - movd (%0), %%mm0; /* Load y 0x00000000000000yy */ - psubsw mpeg3_MMX_601_Y_DIFF, %%mm0; /* Subtract 16 from y */ - movd (%1), %%mm1; /* Load u 0x00000000000000cr */ - movq %%mm0, %%mm3; /* Copy y to temp */ - psllq $16, %%mm1; /* Shift u 0x0000000000cr0000 */ - movd (%2), %%mm2; /* Load v 0x00000000000000cb */ - psllq $16, %%mm3; /* Shift y */ - movq %%mm1, %%mm4; /* Copy u to temp */ - por %%mm3, %%mm0; /* Overlay new y byte 0x0000000000yy00yy */ - psllq $16, %%mm4; /* Shift u */ - movq %%mm2, %%mm5; /* Copy v to temp */ - psllq $16, %%mm3; /* Shift y */ - por %%mm4, %%mm1; /* Overlay new u byte 0x000000cr00cr0000 */ - psllq $16, %%mm5; /* Shift v */ - por %%mm3, %%mm0; /* Overlay new y byte 0x000000yy00yy00yy */ - por %%mm5, %%mm2; /* Overlay new v byte 0x0000000000cb00cb */ + "movd (%0), %%mm0;" /* Load y 0x00000000000000yy */ + "psubsw mpeg3_MMX_601_Y_DIFF, %%mm0;" /* Subtract 16 from y */ + "movd (%1), %%mm1;" /* Load u 0x00000000000000cr */ + "movq %%mm0, %%mm3;" /* Copy y to temp */ + "psllq $16, %%mm1;" /* Shift u 0x0000000000cr0000 */ + "movd (%2), %%mm2;" /* Load v 0x00000000000000cb */ + "psllq $16, %%mm3;" /* Shift y */ + "movq %%mm1, %%mm4;" /* Copy u to temp */ + "por %%mm3, %%mm0;" /* Overlay new y byte 0x0000000000yy00yy */ + "psllq $16, %%mm4;" /* Shift u */ + "movq %%mm2, %%mm5;" /* Copy v to temp */ + "psllq $16, %%mm3;" /* Shift y */ + "por %%mm4, %%mm1;" /* Overlay new u byte 0x000000cr00cr0000 */ + "psllq $16, %%mm5;" /* Shift v */ + "por %%mm3, %%mm0;" /* Overlay new y byte 0x000000yy00yy00yy */ + "por %%mm5, %%mm2;" /* Overlay new v byte 0x0000000000cb00cb */ /* mm0: 0x000000yy00yy00yy mm1: 0x000000uu00uu0000 mm2: 0x0000000000vv00vv */ - pmullw mpeg3_MMX_601_Y_COEF, %%mm0; /* Scale and shift y coeffs */ - psubw mpeg3_MMX_U_80, %%mm1; /* Subtract 128 from u 0x000000uu00uu0000 */ - pmullw mpeg3_MMX_U_COEF, %%mm1; /* Multiply u coeffs 0x0000uuuuuuuu0000 */ - psubw mpeg3_MMX_V_80, %%mm2; /* Subtract 128 from v 0x0000000000cb00cb */ - pmullw mpeg3_MMX_V_COEF, %%mm2; /* Multiply v coeffs 0x0000crcrcrcrcrcr */ + "pmullw mpeg3_MMX_601_Y_COEF, %%mm0;" /* Scale and shift y coeffs */ + "psubw mpeg3_MMX_U_80, %%mm1;" /* Subtract 128 from u 0x000000uu00uu0000 */ + "pmullw mpeg3_MMX_U_COEF, %%mm1;" /* Multiply u coeffs 0x0000uuuuuuuu0000 */ + "psubw mpeg3_MMX_V_80, %%mm2;" /* Subtract 128 from v 0x0000000000cb00cb */ + "pmullw mpeg3_MMX_V_COEF, %%mm2;" /* Multiply v coeffs 0x0000crcrcrcrcrcr */ /* mm0: 0x000000yy00yy00yy mm1: 0x0000uuuuuuuu0000 mm2: 0x00000000vvvvvvvv */ - paddsw %%mm1, %%mm0; /* Add u to result */ - paddsw %%mm2, %%mm0; /* Add v to result 0x0000rrrrggggbbbb */ - psraw $6, %%mm0; /* Demote precision */ - packuswb %%mm0, %%mm0; /* Pack into ARGB 0x0000000000rrggbb */ - movd %%mm0, (%3); /* Store output */ - " + "paddsw %%mm1, %%mm0;" /* Add u to result */ + "paddsw %%mm2, %%mm0;" /* Add v to result 0x0000rrrrggggbbbb */ + "psraw $6, %%mm0;" /* Demote precision */ + "packuswb %%mm0, %%mm0;" /* Pack into ARGB 0x0000000000rrggbb */ + "movd %%mm0, (%3);" /* Store output */ : : "r" (&y), "r" (&u), "r" (&v), "r" (output)); } static unsigned LONGLONG mpeg3_MMX_U_80_RGB = 0x0000000000800080LL; static unsigned LONGLONG mpeg3_MMX_V_80_RGB = 0x0000008000800000LL; static LONGLONG mpeg3_MMX_U_COEF_RGB = 0x00000000ffd30058LL; static LONGLONG mpeg3_MMX_V_COEF_RGB = 0x0000006fffea0000LL; inline void mpeg3_rgba32_mmx(unsigned long y, unsigned long u, unsigned long v, unsigned long *output) { -asm(" +asm( /* Output will be 0x00bbggrr with the 00 trailing so this can also be used */ /* for rgb24. */ - movd (%0), %%mm0; /* Load y 0x00000000000000yy */ - movd (%1), %%mm1; /* Load v 0x00000000000000vv */ - movq %%mm0, %%mm3; /* Copy y to temp */ - psllq $16, %%mm1; /* Shift v 0x0000000000vv0000 */ - movd (%2), %%mm2; /* Load u 0x00000000000000uu */ - psllq $16, %%mm3; /* Shift y */ - movq %%mm1, %%mm4; /* Copy v to temp */ - por %%mm3, %%mm0; /* Overlay new y byte 0x0000000000yy00yy */ - psllq $16, %%mm4; /* Shift v */ - movq %%mm2, %%mm5; /* Copy u to temp */ - psllq $16, %%mm3; /* Shift y */ - por %%mm4, %%mm1; /* Overlay new v byte 0x000000vv00vv0000 */ - psllq $16, %%mm5; /* Shift u */ - por %%mm3, %%mm0; /* Overlay new y byte 0x000000yy00yy00yy */ - por %%mm5, %%mm2; /* Overlay new u byte 0x0000000000uu00uu */ + "movd (%0), %%mm0;" /* Load y 0x00000000000000yy */ + "movd (%1), %%mm1;" /* Load v 0x00000000000000vv */ + "movq %%mm0, %%mm3;" /* Copy y to temp */ + "psllq $16, %%mm1;" /* Shift v 0x0000000000vv0000 */ + "movd (%2), %%mm2;" /* Load u 0x00000000000000uu */ + "psllq $16, %%mm3;" /* Shift y */ + "movq %%mm1, %%mm4;" /* Copy v to temp */ + "por %%mm3, %%mm0;" /* Overlay new y byte 0x0000000000yy00yy */ + "psllq $16, %%mm4;" /* Shift v */ + "movq %%mm2, %%mm5;" /* Copy u to temp */ + "psllq $16, %%mm3;" /* Shift y */ + "por %%mm4, %%mm1;" /* Overlay new v byte 0x000000vv00vv0000 */ + "psllq $16, %%mm5;" /* Shift u */ + "por %%mm3, %%mm0;" /* Overlay new y byte 0x000000yy00yy00yy */ + "por %%mm5, %%mm2;" /* Overlay new u byte 0x0000000000uu00uu */ /* mm0: 0x000000yy00yy00yy mm1: 0x000000vv00vv0000 mm2: 0x0000000000uu00uu */ - psubw mpeg3_MMX_V_80_RGB, %%mm1; /* Subtract 128 from v 0x000000vv00vv0000 */ - pmullw mpeg3_MMX_V_COEF_RGB, %%mm1; /* Multiply v coeffs 0x0000vvvvvvvv0000 */ - psllw $6, %%mm0; /* Shift y coeffs 0x0000yyy0yyy0yyy0 */ - psubw mpeg3_MMX_U_80_RGB, %%mm2; /* Subtract 128 from u 0x0000000000uu00uu */ - pmullw mpeg3_MMX_U_COEF_RGB, %%mm2; /* Multiply u coeffs 0x0000uuuuuuuuuuuu */ + "psubw mpeg3_MMX_V_80_RGB, %%mm1;" /* Subtract 128 from v 0x000000vv00vv0000 */ + "pmullw mpeg3_MMX_V_COEF_RGB, %%mm1;" /* Multiply v coeffs 0x0000vvvvvvvv0000 */ + "psllw $6, %%mm0;" /* Shift y coeffs 0x0000yyy0yyy0yyy0 */ + "psubw mpeg3_MMX_U_80_RGB, %%mm2;" /* Subtract 128 from u 0x0000000000uu00uu */ + "pmullw mpeg3_MMX_U_COEF_RGB, %%mm2;" /* Multiply u coeffs 0x0000uuuuuuuuuuuu */ /* mm0: 0x000000yy00yy00yy mm1: 0x0000vvvvvvvv0000 mm2: 0x00000000uuuuuuuu */ - paddsw %%mm1, %%mm0; /* Add v to result */ - paddsw %%mm2, %%mm0; /* Add u to result 0x0000bbbbggggrrrr */ - psraw $6, %%mm0; /* Demote precision */ - packuswb %%mm0, %%mm0; /* Pack into RGBA 0x0000000000bbggrr */ - movd %%mm0, (%3); /* Store output */ - " + "paddsw %%mm1, %%mm0;" /* Add v to result */ + "paddsw %%mm2, %%mm0;" /* Add u to result 0x0000bbbbggggrrrr */ + "psraw $6, %%mm0;" /* Demote precision */ + "packuswb %%mm0, %%mm0;" /* Pack into RGBA 0x0000000000bbggrr */ + "movd %%mm0, (%3);" /* Store output */ : : "r" (&y), "r" (&v), "r" (&u), "r" (output)); } inline void mpeg3_601_rgba32_mmx(unsigned long y, unsigned long u, unsigned long v, unsigned long *output) { -asm(" +asm( /* Output will be 0x00bbggrr with the 00 trailing so this can also be used */ /* for rgb24. */ - movd (%0), %%mm0; /* Load y 0x00000000000000yy */ - psubsw mpeg3_MMX_601_Y_DIFF, %%mm0; /* Subtract 16 from y */ - movd (%1), %%mm1; /* Load v 0x00000000000000vv */ - movq %%mm0, %%mm3; /* Copy y to temp */ - psllq $16, %%mm1; /* Shift v 0x0000000000vv0000 */ - movd (%2), %%mm2; /* Load u 0x00000000000000uu */ - psllq $16, %%mm3; /* Shift y */ - movq %%mm1, %%mm4; /* Copy v to temp */ - por %%mm3, %%mm0; /* Overlay new y byte 0x0000000000yy00yy */ - psllq $16, %%mm4; /* Shift v */ - movq %%mm2, %%mm5; /* Copy u to temp */ - psllq $16, %%mm3; /* Shift y */ - por %%mm4, %%mm1; /* Overlay new v byte 0x000000vv00vv0000 */ - psllq $16, %%mm5; /* Shift u */ - por %%mm3, %%mm0; /* Overlay new y byte 0x000000yy00yy00yy */ - por %%mm5, %%mm2; /* Overlay new u byte 0x0000000000uu00uu */ + "movd (%0), %%mm0;" /* Load y 0x00000000000000yy */ + "psubsw mpeg3_MMX_601_Y_DIFF, %%mm0;" /* Subtract 16 from y */ + "movd (%1), %%mm1;" /* Load v 0x00000000000000vv */ + "movq %%mm0, %%mm3;" /* Copy y to temp */ + "psllq $16, %%mm1;" /* Shift v 0x0000000000vv0000 */ + "movd (%2), %%mm2;" /* Load u 0x00000000000000uu */ + "psllq $16, %%mm3;" /* Shift y */ + "movq %%mm1, %%mm4;" /* Copy v to temp */ + "por %%mm3, %%mm0;" /* Overlay new y byte 0x0000000000yy00yy */ + "psllq $16, %%mm4;" /* Shift v */ + "movq %%mm2, %%mm5;" /* Copy u to temp */ + "psllq $16, %%mm3;" /* Shift y */ + "por %%mm4, %%mm1;" /* Overlay new v byte 0x000000vv00vv0000 */ + "psllq $16, %%mm5;" /* Shift u */ + "por %%mm3, %%mm0;" /* Overlay new y byte 0x000000yy00yy00yy */ + "por %%mm5, %%mm2;" /* Overlay new u byte 0x0000000000uu00uu */ /* mm0: 0x000000yy00yy00yy mm1: 0x000000vv00vv0000 mm2: 0x0000000000uu00uu */ - pmullw mpeg3_MMX_601_Y_COEF, %%mm0; /* Scale y coeffs */ - psubw mpeg3_MMX_V_80_RGB, %%mm1; /* Subtract 128 from v 0x000000vv00vv0000 */ - pmullw mpeg3_MMX_V_COEF_RGB, %%mm1; /* Multiply v coeffs 0x0000vvvvvvvv0000 */ - psubw mpeg3_MMX_U_80_RGB, %%mm2; /* Subtract 128 from u 0x0000000000uu00uu */ - pmullw mpeg3_MMX_U_COEF_RGB, %%mm2; /* Multiply u coeffs 0x0000uuuuuuuuuuuu */ + "pmullw mpeg3_MMX_601_Y_COEF, %%mm0;" /* Scale y coeffs */ + "psubw mpeg3_MMX_V_80_RGB, %%mm1;" /* Subtract 128 from v 0x000000vv00vv0000 */ + "pmullw mpeg3_MMX_V_COEF_RGB, %%mm1;" /* Multiply v coeffs 0x0000vvvvvvvv0000 */ + "psubw mpeg3_MMX_U_80_RGB, %%mm2;" /* Subtract 128 from u 0x0000000000uu00uu */ + "pmullw mpeg3_MMX_U_COEF_RGB, %%mm2;" /* Multiply u coeffs 0x0000uuuuuuuuuuuu */ /* mm0: 0x000000yy00yy00yy mm1: 0x0000vvvvvvvv0000 mm2: 0x00000000uuuuuuuu */ - paddsw %%mm1, %%mm0; /* Add v to result */ - paddsw %%mm2, %%mm0; /* Add u to result 0x0000bbbbggggrrrr */ - psraw $6, %%mm0; /* Demote precision */ - packuswb %%mm0, %%mm0; /* Pack into RGBA 0x0000000000bbggrr */ - movd %%mm0, (%3); /* Store output */ - " + "paddsw %%mm1, %%mm0;" /* Add v to result */ + "paddsw %%mm2, %%mm0;" /* Add u to result 0x0000bbbbggggrrrr */ + "psraw $6, %%mm0;" /* Demote precision */ + "packuswb %%mm0, %%mm0;" /* Pack into RGBA 0x0000000000bbggrr */ + "movd %%mm0, (%3);" /* Store output */ : : "r" (&y), "r" (&v), "r" (&u), "r" (output)); } #endif #define DITHER_ROW_HEAD \ for(h = 0; h < video->out_h; h++) \ { \ y_in = &src[0][(video->y_table[h] + video->in_y) * video->coded_picture_width] + video->in_x; \ cb_in = &src[1][((video->y_table[h] + video->in_y) >> 1) * video->chrom_width] + (video->in_x >> 2); \ cr_in = &src[2][((video->y_table[h] + video->in_y) >> 1) * video->chrom_width] + (video->in_x >> 1); \ data = output_rows[h]; #define DITHER_ROW_TAIL \ } #define DITHER_SCALE_HEAD \ for(w = 0; w < video->out_w; w++) \ { \ uv_subscript = video->x_table[w] / 2; \ y_l = y_in[video->x_table[w]]; \ y_l <<= 16; \ r_l = (y_l + video->cr_to_r[cr_in[uv_subscript]]) >> 16; \ g_l = (y_l + video->cr_to_g[cr_in[uv_subscript]] + video->cb_to_g[cb_in[uv_subscript]]) >> 16; \ b_l = (y_l + video->cb_to_b[cb_in[uv_subscript]]) >> 16; #define DITHER_SCALE_601_HEAD \ for(w = 0; w < video->out_w; w++) \ { \ uv_subscript = video->x_table[w] / 2; \ y_l = mpeg3_601_to_rgb[y_in[video->x_table[w]]]; \ y_l <<= 16; \ r_l = (y_l + video->cr_to_r[cr_in[uv_subscript]]) >> 16; \ g_l = (y_l + video->cr_to_g[cr_in[uv_subscript]] + video->cb_to_g[cb_in[uv_subscript]]) >> 16; \ b_l = (y_l + video->cb_to_b[cb_in[uv_subscript]]) >> 16; #define DITHER_SCALE_TAIL \ } #define DITHER_MMX_SCALE_HEAD \ for(w = 0; w < video->out_w; w++) \ { \ uv_subscript = video->x_table[w] / 2; #define DITHER_MMX_SCALE_TAIL \ data += step; \ } #define DITHER_MMX_HEAD \ for(w = 0; w < video->out_w; w += 2) \ { #define DITHER_MMX_TAIL \ data += step; \ cr_in++; \ cb_in++; \ } #define DITHER_HEAD \ for(w = 0; w < video->horizontal_size; w++) \ { \ y_l = *y_in++; \ y_l <<= 16; \ |