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authorharlekin <harlekin>2002-12-19 21:41:50 (UTC)
committer harlekin <harlekin>2002-12-19 21:41:50 (UTC)
commit5fd6636ba3d94b48dd543887316c47c5388a43c2 (patch) (side-by-side diff)
treef750583ce4284ac226da90858751875a5404de6b
parentd73c08dacb1abd6e02e0ff803083985bd0ca791b (diff)
downloadopie-5fd6636ba3d94b48dd543887316c47c5388a43c2.zip
opie-5fd6636ba3d94b48dd543887316c47c5388a43c2.tar.gz
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adapted to todays xine cvs
Diffstat (more/less context) (show whitespace changes)
-rw-r--r--noncore/multimedia/opieplayer2/nullvideo.c2
-rw-r--r--noncore/multimedia/opieplayer2/yuv2rgb.c4
2 files changed, 4 insertions, 2 deletions
diff --git a/noncore/multimedia/opieplayer2/nullvideo.c b/noncore/multimedia/opieplayer2/nullvideo.c
index a49f9d3..095f206 100644
--- a/noncore/multimedia/opieplayer2/nullvideo.c
+++ b/noncore/multimedia/opieplayer2/nullvideo.c
@@ -1,635 +1,637 @@
/*
                This file is part of the Opie Project
              Copyright (c) 2002 Max Reiss <harlekin@handhelds.org>
Copyright (c) 2002 LJP <>
Copyright (c) 2002 Holger Freyther <zecke@handhelds.org>
=.
.=l.
           .>+-=
 _;:,     .>    :=|. This program is free software; you can
.> <`_,   >  .   <= redistribute it and/or modify it under
:`=1 )Y*s>-.--   : the terms of the GNU General Public
.="- .-=="i,     .._ License as published by the Free Software
 - .   .-<_>     .<> Foundation; either version 2 of the License,
     ._= =}       : or (at your option) any later version.
    .%`+i>       _;_.
    .i_,=:_.      -<s. This program is distributed in the hope that
     +  .  -:.       = it will be useful, but WITHOUT ANY WARRANTY;
    : ..    .:,     . . . without even the implied warranty of
    =_        +     =;=|` MERCHANTABILITY or FITNESS FOR A
  _.=:.       :    :=>`: PARTICULAR PURPOSE. See the GNU
..}^=.=       =       ; Library General Public License for more
++=   -.     .`     .: details.
 :     =  ...= . :.=-
 -.   .:....=;==+<; You should have received a copy of the GNU
  -_. . .   )=.  = Library General Public License along with
    --        :-=` this library; see the file COPYING.LIB.
If not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <xine.h>
#include <xine/video_out.h>
#include <xine/xine_internal.h>
#include <xine/xineutils.h>
#include <xine/vo_scale.h>
#include <xine/buffer.h>
#include <pthread.h>
#include "alphablend.h"
#include "yuv2rgb.h"
#define printf(x,...)
/*
#define LOG
*/
/* the caller for our event draw handler */
typedef void (*display_xine_frame_t) (void *user_data, uint8_t* frame,
int width, int height,int bytes );
typedef struct null_driver_s null_driver_t;
struct null_driver_s {
vo_driver_t vo_driver;
uint32_t m_capabilities;
int m_show_video;
int m_video_fullscreen;
int m_is_scaling;
int depth, bpp, bytes_per_pixel;
int yuv2rgb_mode;
int yuv2rgb_swap;
int yuv2rgb_gamma;
uint8_t *yuv2rgb_cmap;
yuv2rgb_factory_t *yuv2rgb_factory;
vo_overlay_t *overlay;
vo_scale_t sc;
int gui_width;
int gui_height;
int gui_changed;
double display_ratio;
void* caller;
display_xine_frame_t frameDis;
};
typedef struct opie_frame_s opie_frame_t;
struct opie_frame_s {
vo_frame_t frame;
int format;
int flags;
vo_scale_t sc;
uint8_t *chunk[3];
uint8_t *data; /* rgb */
int bytes_per_line;
yuv2rgb_t *yuv2rgb;
uint8_t *rgb_dst;
int yuv_stride;
int stripe_height, stripe_inc;
null_driver_t *output;
};
static uint32_t null_get_capabilities( vo_driver_t *self ){
null_driver_t* this = (null_driver_t*)self;
return this->m_capabilities;
}
static void null_frame_copy (vo_frame_t *vo_img, uint8_t **src) {
opie_frame_t *frame = (opie_frame_t *) vo_img ;
+ vo_img->copy_called = 1;
+
if (!frame->output->m_show_video) {
/* printf("nullvideo: no video\n"); */
return;
}
if (frame->format == XINE_IMGFMT_YV12) {
frame->yuv2rgb->yuv2rgb_fun (frame->yuv2rgb, frame->rgb_dst,
src[0], src[1], src[2]);
} else {
frame->yuv2rgb->yuy22rgb_fun (frame->yuv2rgb, frame->rgb_dst,
src[0]);
}
frame->rgb_dst += frame->stripe_inc;
}
static void null_frame_field (vo_frame_t *vo_img, int which_field) {
opie_frame_t *frame = (opie_frame_t *) vo_img ;
switch (which_field) {
case VO_TOP_FIELD:
frame->rgb_dst = (uint8_t *)frame->data;
frame->stripe_inc = 2*frame->stripe_height * frame->bytes_per_line;
break;
case VO_BOTTOM_FIELD:
frame->rgb_dst = (uint8_t *)frame->data + frame->bytes_per_line ;
frame->stripe_inc = 2*frame->stripe_height * frame->bytes_per_line;
break;
case VO_BOTH_FIELDS:
frame->rgb_dst = (uint8_t *)frame->data;
break;
}
}
/* take care of the frame*/
static void null_frame_dispose( vo_frame_t* vo_img){
opie_frame_t* frame = (opie_frame_t*)vo_img;
if (frame->data)
free( frame->data );
free (frame);
}
/* end take care of frames*/
static vo_frame_t* null_alloc_frame( vo_driver_t* self ){
null_driver_t* this = (null_driver_t*)self;
opie_frame_t* frame;
#ifdef LOG
fprintf (stderr, "nullvideo: alloc_frame\n");
#endif
frame = (opie_frame_t*)malloc ( sizeof(opie_frame_t) );
memset( frame, 0, sizeof( opie_frame_t) );
memcpy (&frame->sc, &this->sc, sizeof(vo_scale_t));
pthread_mutex_init (&frame->frame.mutex, NULL);
frame->output = this;
/* initialize the frame*/
frame->frame.driver = self;
frame->frame.copy = null_frame_copy;
frame->frame.field = null_frame_field;
frame->frame.dispose = null_frame_dispose;
/*
* colorspace converter for this frame
*/
frame->yuv2rgb = this->yuv2rgb_factory->create_converter (this->yuv2rgb_factory);
return (vo_frame_t*) frame;
}
static void null_update_frame_format( vo_driver_t* self, vo_frame_t* img,
uint32_t width, uint32_t height,
int ratio_code, int format, int flags ){
null_driver_t* this = (null_driver_t*) self;
opie_frame_t* frame = (opie_frame_t*)img;
/* not needed now */
#ifdef LOG
fprintf (stderr, "nullvideo: update_frame_format\n");
#endif
flags &= VO_BOTH_FIELDS;
/* find out if we need to adapt this frame */
if ((width != frame->sc.delivered_width)
|| (height != frame->sc.delivered_height)
|| (ratio_code != frame->sc.delivered_ratio_code)
|| (flags != frame->flags)
|| (format != frame->format)
|| (this->sc.user_ratio != frame->sc.user_ratio)
|| (this->gui_width != frame->sc.gui_width)
|| (this->gui_height != frame->sc.gui_height)) {
frame->sc.delivered_width = width;
frame->sc.delivered_height = height;
frame->sc.delivered_ratio_code = ratio_code;
frame->flags = flags;
frame->format = format;
frame->sc.user_ratio = this->sc.user_ratio;
frame->sc.gui_width = this->gui_width;
frame->sc.gui_height = this->gui_height;
frame->sc.gui_pixel_aspect = 1.0;
vo_scale_compute_ideal_size ( &frame->sc );
vo_scale_compute_output_size( &frame->sc );
#ifdef LOG
fprintf (stderr, "nullvideo: gui %dx%d delivered %dx%d output %dx%d\n",
frame->sc.gui_width, frame->sc.gui_height,
frame->sc.delivered_width, frame->sc.delivered_height,
frame->sc.output_width, frame->sc.output_height);
#endif
/*
* (re-) allocate
*/
if( frame->data ) {
if( frame->chunk[0] ){
free( frame->chunk[0] );
frame->chunk[0] = NULL;
}
if( frame->chunk[1] ){
free ( frame->chunk[1] );
frame->chunk[1] = NULL;
}
if( frame->chunk[2] ){
free ( frame->chunk[2] );
frame->chunk[2] = NULL;
}
free ( frame->data );
}
frame->data = xine_xmalloc (frame->sc.output_width
* frame->sc.output_height
* this->bytes_per_pixel );
if( format == XINE_IMGFMT_YV12 ) {
frame->frame.pitches[0] = 8*((width + 7) / 8);
frame->frame.pitches[1] = 8*((width + 15) / 16);
frame->frame.pitches[2] = 8*((width + 15) / 16);
frame->frame.base[0] = xine_xmalloc_aligned (16, frame->frame.pitches[0] * height,(void **)&frame->chunk[0]);
frame->frame.base[1] = xine_xmalloc_aligned (16, frame->frame.pitches[1] * ((height+ 1)/2), (void **)&frame->chunk[1]);
frame->frame.base[2] = xine_xmalloc_aligned (16, frame->frame.pitches[2] * ((height+ 1)/2), (void **)&frame->chunk[2]);
}else{
frame->frame.pitches[0] = 8*((width + 3) / 4);
frame->frame.base[0] = xine_xmalloc_aligned (16, frame->frame.pitches[0] * height,
(void **)&frame->chunk[0]);
frame->chunk[1] = NULL;
frame->chunk[2] = NULL;
}
frame->stripe_height = 16 * frame->sc.output_height / frame->sc.delivered_height;
frame->bytes_per_line = frame->sc.output_width * this->bytes_per_pixel;
/*
* set up colorspace converter
*/
switch (flags) {
case VO_TOP_FIELD:
case VO_BOTTOM_FIELD:
frame->yuv2rgb->configure (frame->yuv2rgb,
frame->sc.delivered_width,
16,
2*frame->frame.pitches[0],
2*frame->frame.pitches[1],
frame->sc.output_width,
frame->stripe_height,
frame->bytes_per_line*2);
frame->yuv_stride = frame->bytes_per_line*2;
break;
case VO_BOTH_FIELDS:
frame->yuv2rgb->configure (frame->yuv2rgb,
frame->sc.delivered_width,
16,
frame->frame.pitches[0],
frame->frame.pitches[1],
frame->sc.output_width,
frame->stripe_height,
frame->bytes_per_line);
frame->yuv_stride = frame->bytes_per_line;
break;
}
#ifdef LOG
fprintf (stderr, "nullvideo: colorspace converter configured.\n");
#endif
}
/*
* reset dest pointers
*/
if (frame->data) {
switch (flags) {
case VO_TOP_FIELD:
frame->rgb_dst = (uint8_t *)frame->data;
frame->stripe_inc = 2 * frame->stripe_height * frame->bytes_per_line;
break;
case VO_BOTTOM_FIELD:
frame->rgb_dst = (uint8_t *)frame->data + frame->bytes_per_line ;
frame->stripe_inc = 2 * frame->stripe_height * frame->bytes_per_line;
break;
case VO_BOTH_FIELDS:
frame->rgb_dst = (uint8_t *)frame->data;
frame->stripe_inc = frame->stripe_height * frame->bytes_per_line;
break;
}
}
}
static void null_display_frame( vo_driver_t* self, vo_frame_t *frame_gen ){
null_driver_t* this = (null_driver_t*) self;
opie_frame_t* frame = (opie_frame_t*)frame_gen;
display_xine_frame_t display = this->frameDis;
if (!this->m_show_video)
return;
if( display != NULL ) {
(*display)(this->caller, frame->data,
frame->sc.output_width, frame->sc.output_height,
frame->bytes_per_line );
}
frame->frame.displayed (&frame->frame);
}
/* blending related */
static void null_overlay_clut_yuv2rgb (null_driver_t *this,
vo_overlay_t *overlay,
opie_frame_t *frame) {
int i;
clut_t* clut = (clut_t*) overlay->color;
if (!overlay->rgb_clut) {
for (i = 0; i < sizeof(overlay->color)/sizeof(overlay->color[0]); i++) {
*((uint32_t *)&clut[i]) =
frame->yuv2rgb->yuv2rgb_single_pixel_fun (frame->yuv2rgb,
clut[i].y, clut[i].cb, clut[i].cr);
}
overlay->rgb_clut++;
}
if (!overlay->clip_rgb_clut) {
clut = (clut_t*) overlay->clip_color;
for (i = 0; i < sizeof(overlay->color)/sizeof(overlay->color[0]); i++) {
*((uint32_t *)&clut[i]) =
frame->yuv2rgb->yuv2rgb_single_pixel_fun(frame->yuv2rgb,
clut[i].y, clut[i].cb, clut[i].cr);
}
overlay->clip_rgb_clut++;
}
}
static void null_overlay_blend ( vo_driver_t *this_gen, vo_frame_t *frame_gen, vo_overlay_t *overlay) {
null_driver_t *this = (null_driver_t *) this_gen;
opie_frame_t *frame = (opie_frame_t *) frame_gen;
if(!this->m_show_video || frame->sc.output_width == 0
|| frame->sc.output_height== 0)
return;
/* Alpha Blend here */
if (overlay->rle) {
if( !overlay->rgb_clut || !overlay->clip_rgb_clut)
null_overlay_clut_yuv2rgb(this,overlay,frame);
switch(this->bpp) {
case 16:
blend_rgb16( (uint8_t *)frame->data, overlay,
frame->sc.output_width, frame->sc.output_height,
frame->sc.delivered_width, frame->sc.delivered_height);
break;
case 24:
blend_rgb24( (uint8_t *)frame->data, overlay,
frame->sc.output_width, frame->sc.output_height,
frame->sc.delivered_width, frame->sc.delivered_height);
break;
case 32:
blend_rgb32( (uint8_t *)frame->data, overlay,
frame->sc.output_width, frame->sc.output_height,
frame->sc.delivered_width, frame->sc.delivered_height);
break;
default:
/* It should never get here */
break;
}
}
}
static int null_get_property( vo_driver_t* self,
int property ){
return 0;
}
static int null_set_property( vo_driver_t* self,
int property,
int value ){
return value;
}
static void null_get_property_min_max( vo_driver_t* self,
int property, int *min,
int *max ){
*max = 0;
*min = 0;
}
static int null_gui_data_exchange( vo_driver_t* self,
int data_type,
void *data ){
return 0;
}
static void null_dispose ( vo_driver_t* self ){
null_driver_t* this = (null_driver_t*)self;
free ( this );
}
static int null_redraw_needed( vo_driver_t* self ){
return 0;
}
xine_vo_driver_t* init_video_out_plugin( xine_t *xine,
void* video, display_xine_frame_t frameDisplayFunc, void *userData ){
null_driver_t *vo;
vo = (null_driver_t*)malloc( sizeof(null_driver_t ) );
/* memset? */
memset(vo,0, sizeof(null_driver_t ) );
vo_scale_init (&vo->sc, 0, 0, xine->config);
vo->sc.gui_pixel_aspect = 1.0;
vo->m_show_video = 0; // false
vo->m_video_fullscreen = 0;
vo->m_is_scaling = 0;
vo->display_ratio = 1.0;
vo->gui_width = 16;
vo->gui_height = 8;
vo->frameDis = NULL;
/* install callback handlers*/
vo->vo_driver.get_capabilities = null_get_capabilities;
vo->vo_driver.alloc_frame = null_alloc_frame;
vo->vo_driver.update_frame_format = null_update_frame_format;
vo->vo_driver.display_frame = null_display_frame;
vo->vo_driver.overlay_blend = null_overlay_blend;
vo->vo_driver.get_property = null_get_property;
vo->vo_driver.set_property = null_set_property;
vo->vo_driver.get_property_min_max = null_get_property_min_max;
vo->vo_driver.gui_data_exchange = null_gui_data_exchange;
vo->vo_driver.dispose = null_dispose;
vo->vo_driver.redraw_needed = null_redraw_needed;
/* capabilities */
vo->m_capabilities = VO_CAP_COPIES_IMAGE | VO_CAP_YUY2 | VO_CAP_YV12;
vo->yuv2rgb_factory = yuv2rgb_factory_init (MODE_16_RGB, vo->yuv2rgb_swap,
vo->yuv2rgb_cmap);
vo->caller = userData;
vo->frameDis = frameDisplayFunc;
/* return ( vo_driver_t*) vo; */
return vo_new_port( xine, ( vo_driver_t* )vo );
}
#if 0
static vo_info_t vo_info_null = {
5,
XINE_VISUAL_TYPE_FB
};
vo_info_t *get_video_out_plugin_info(){
vo_info_null.description = ("xine video output plugin using null device");
return &vo_info_null;
}
#endif
/* this is special for this device */
/**
* We know that we will be controled by the XINE LIB++
*/
/**
*
*/
int null_is_showing_video( xine_vo_driver_t* self ){
null_driver_t* this = (null_driver_t*)self->driver;
return this->m_show_video;
}
void null_set_show_video( xine_vo_driver_t* self, int show ) {
((null_driver_t*)self->driver)->m_show_video = show;
}
int null_is_fullscreen( xine_vo_driver_t* self ){
return ((null_driver_t*)self->driver)->m_video_fullscreen;
}
void null_set_fullscreen( xine_vo_driver_t* self, int screen ){
((null_driver_t*)self->driver)->m_video_fullscreen = screen;
}
int null_is_scaling( xine_vo_driver_t* self ){
return ((null_driver_t*)self->driver)->m_is_scaling;
}
void null_set_videoGamma( xine_vo_driver_t* self , int value ) {
((null_driver_t*) self->driver) ->yuv2rgb_gamma = value;
((null_driver_t*) self->driver) ->yuv2rgb_factory->set_gamma( ((null_driver_t*) self->driver) ->yuv2rgb_factory, value );
}
void null_set_scaling( xine_vo_driver_t* self, int scale ) {
((null_driver_t*)self->driver)->m_is_scaling = scale;
}
void null_set_gui_width( xine_vo_driver_t* self, int width ) {
((null_driver_t*)self->driver)->gui_width = width;
}
void null_set_gui_height( xine_vo_driver_t* self, int height ) {
((null_driver_t*)self->driver)->gui_height = height;
}
void null_set_mode( xine_vo_driver_t* self, int depth, int rgb ) {
null_driver_t* this = (null_driver_t*)self->driver;
this->bytes_per_pixel = (depth + 7 ) / 8;
this->bpp = this->bytes_per_pixel * 8;
this->depth = depth;
printf("depth %d %d\n", depth, this->bpp);
printf("pixeltype %d\n", rgb );
switch ( this->depth ) {
case 32:
if( rgb == 0 )
this->yuv2rgb_mode = MODE_32_RGB;
else
this->yuv2rgb_mode = MODE_32_BGR;
case 24:
if( this->bpp == 32 ) {
if( rgb == 0 ) {
this->yuv2rgb_mode = MODE_32_RGB;
} else {
this->yuv2rgb_mode = MODE_32_BGR;
}
}else{
if( rgb == 0 )
this->yuv2rgb_mode = MODE_24_RGB;
else
this->yuv2rgb_mode = MODE_24_BGR;
};
break;
case 16:
if( rgb == 0 ) {
this->yuv2rgb_mode = MODE_16_RGB;
} else {
this->yuv2rgb_mode = MODE_16_BGR;
}
break;
case 15:
if( rgb == 0 ) {
this->yuv2rgb_mode = MODE_15_RGB;
} else {
this->yuv2rgb_mode = MODE_15_BGR;
}
break;
case 8:
if( rgb == 0 ) {
this->yuv2rgb_mode = MODE_8_RGB;
} else {
this->yuv2rgb_mode = MODE_8_BGR;
}
break;
};
//free(this->yuv2rgb_factory );
// this->yuv2rgb_factory = yuv2rgb_factory_init (this->yuv2rgb_mode, this->yuv2rgb_swap,
// this->yuv2rgb_cmap);
};
void null_display_handler( xine_vo_driver_t* self, display_xine_frame_t t,
void* user_data ) {
null_driver_t* this = (null_driver_t*) self->driver;
this->caller = user_data;
this->frameDis = t;
}
void null_preload_decoders( xine_stream_t *stream )
{
static const uint32_t preloadedAudioDecoders[] = { BUF_AUDIO_MPEG, BUF_AUDIO_VORBIS };
static const uint8_t preloadedAudioDecoderCount = sizeof( preloadedAudioDecoders ) / sizeof( preloadedAudioDecoders[ 0 ] );
static const uint32_t preloadedVideoDecoders[] = { BUF_VIDEO_MPEG, BUF_VIDEO_MPEG4, BUF_VIDEO_DIVX5 };
static const uint8_t preloadedVideoDecoderCount = sizeof( preloadedVideoDecoders ) / sizeof( preloadedVideoDecoders[ 0 ] );
uint8_t i;
for ( i = 0; i < preloadedAudioDecoderCount; ++i ) {
audio_decoder_t *decoder = get_audio_decoder( stream, ( preloadedAudioDecoders[ i ] >> 16 ) & 0xff );
/* free_audio_decoder( stream, decoder ); */
}
for ( i = 0; i < preloadedVideoDecoderCount; ++i ) {
video_decoder_t *decoder = get_video_decoder( stream, ( preloadedVideoDecoders[ i ] >> 16 ) & 0xff );
/* free_video_decoder( stream, decoder ); */
}
}
diff --git a/noncore/multimedia/opieplayer2/yuv2rgb.c b/noncore/multimedia/opieplayer2/yuv2rgb.c
index e8e86e6..8e34052 100644
--- a/noncore/multimedia/opieplayer2/yuv2rgb.c
+++ b/noncore/multimedia/opieplayer2/yuv2rgb.c
@@ -1,3167 +1,3167 @@
/*
* yuv2rgb.c
*
* This file is part of xine, a unix video player.
*
* based on work from mpeg2dec:
* Copyright (C) 1999-2001 Aaron Holtzman <aholtzma@ess.engr.uvic.ca>
*
* This file is part of mpeg2dec, a free MPEG-2 video stream decoder.
*
* mpeg2dec is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* mpeg2dec is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id$
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <inttypes.h>
#include "yuv2rgb.h"
#include <xine/xineutils.h>
static int prof_scale_line = -1;
static scale_line_func_t find_scale_line_func(int step);
const int32_t Inverse_Table_6_9[8][4] = {
{117504, 138453, 13954, 34903}, /* no sequence_display_extension */
{117504, 138453, 13954, 34903}, /* ITU-R Rec. 709 (1990) */
{104597, 132201, 25675, 53279}, /* unspecified */
{104597, 132201, 25675, 53279}, /* reserved */
{104448, 132798, 24759, 53109}, /* FCC */
{104597, 132201, 25675, 53279}, /* ITU-R Rec. 624-4 System B, G */
{104597, 132201, 25675, 53279}, /* SMPTE 170M */
{117579, 136230, 16907, 35559} /* SMPTE 240M (1987) */
};
static void *my_malloc_aligned (size_t alignment, size_t size, void **chunk) {
char *pMem;
pMem = xine_xmalloc (size+alignment);
*chunk = pMem;
while ((int) pMem % alignment)
pMem++;
return pMem;
}
static int yuv2rgb_configure (yuv2rgb_t *this,
int source_width, int source_height,
int y_stride, int uv_stride,
int dest_width, int dest_height,
int rgb_stride) {
/*
printf ("yuv2rgb setup (%d x %d => %d x %d)\n", source_width, source_height,
dest_width, dest_height);
*/
if (prof_scale_line == -1)
prof_scale_line = xine_profiler_allocate_slot("xshm scale line");
this->source_width = source_width;
this->source_height = source_height;
this->y_stride = y_stride;
this->uv_stride = uv_stride;
this->dest_width = dest_width;
this->dest_height = dest_height;
this->rgb_stride = rgb_stride;
if (this->y_chunk) {
free (this->y_chunk);
this->y_buffer = this->y_chunk = NULL;
}
if (this->u_chunk) {
free (this->u_chunk);
this->u_buffer = this->u_chunk = NULL;
}
if (this->v_chunk) {
free (this->v_chunk);
this->v_buffer = this->v_chunk = NULL;
}
this->step_dx = source_width * 32768 / dest_width;
this->step_dy = source_height * 32768 / dest_height;
this->scale_line = find_scale_line_func(this->step_dx);
if ((source_width == dest_width) && (source_height == dest_height)) {
this->do_scale = 0;
/*
* space for two y-lines (for yuv2rgb_mlib)
* u,v subsampled 2:1
*/
this->y_buffer = my_malloc_aligned (16, 2*dest_width, &this->y_chunk);
if (!this->y_buffer)
return 0;
this->u_buffer = my_malloc_aligned (16, (dest_width+1)/2, &this->u_chunk);
if (!this->u_buffer)
return 0;
this->v_buffer = my_malloc_aligned (16, (dest_width+1)/2, &this->v_chunk);
if (!this->v_buffer)
return 0;
} else {
this->do_scale = 1;
/*
* space for two y-lines (for yuv2rgb_mlib)
* u,v subsampled 2:1
*/
this->y_buffer = my_malloc_aligned (16, 2*dest_width, &this->y_chunk);
if (!this->y_buffer)
return 0;
this->u_buffer = my_malloc_aligned (16, (dest_width+1)/2, &this->u_chunk);
if (!this->u_buffer)
return 0;
this->v_buffer = my_malloc_aligned (16, (dest_width+1)/2, &this->v_chunk);
if (!this->v_buffer)
return 0;
}
return 1;
}
static void scale_line_gen (uint8_t *source, uint8_t *dest,
int width, int step) {
/*
* scales a yuv source row to a dest row, with interpolation
* (good quality, but slow)
*/
int p1;
int p2;
int dx;
xine_profiler_start_count(prof_scale_line);
p1 = *source++;
p2 = *source++;
dx = 0;
/*
* the following code has been optimized by Scott Smith <ssmith@akamai.com>:
*
* ok now I have a meaningful optimization for yuv2rgb.c:scale_line_gen.
* it removes the loop from within the while() loop by separating it out
* into 3 cases: where you are enlarging the line (<32768), where you are
* between 50% and 100% of the original line (<=65536), and where you are
* shrinking it by a lot. anyways, I went from 200 delivered / 100+
* skipped to 200 delivered / 80 skipped for the enlarging case. I
* noticed when looking at the assembly that the compiler was able to
* unroll these while(width) loops, whereas before it was trying to
* unroll the while(dx>32768) loops. so the compiler is better able to
* deal with this code.
*/
if (step < 32768) {
while (width) {
*dest = p1 + (((p2-p1) * dx)>>15);
dx += step;
if (dx > 32768) {
dx -= 32768;
p1 = p2;
p2 = *source++;
}
dest ++;
width --;
}
} else if (step <= 65536) {
while (width) {
*dest = p1 + (((p2-p1) * dx)>>15);
dx += step;
if (dx > 65536) {
dx -= 65536;
p1 = *source++;
p2 = *source++;
} else {
dx -= 32768;
p1 = p2;
p2 = *source++;
}
dest ++;
width --;
}
} else {
while (width) {
int offs;
*dest = p1 + (((p2-p1) * dx)>>15);
dx += step;
offs=((dx-1)>>15);
dx-=offs<<15;
source+=offs-2;
p1=*source++;
p2=*source++;
dest ++;
width --;
}
}
xine_profiler_stop_count(prof_scale_line);
}
/*
* Interpolates 16 output pixels from 15 source pixels using shifts.
* Useful for scaling a PAL mpeg2 dvd input source to 4:3 format on
* a monitor using square pixels.
* (720 x 576 ==> 768 x 576)
*/
static void scale_line_15_16 (uint8_t *source, uint8_t *dest,
int width, int step) {
int p1, p2;
xine_profiler_start_count(prof_scale_line);
while ((width -= 16) >= 0) {
p1 = source[0];
dest[0] = p1;
p2 = source[1];
dest[1] = (1*p1 + 7*p2) >> 3;
p1 = source[2];
dest[2] = (1*p2 + 7*p1) >> 3;
p2 = source[3];
dest[3] = (1*p1 + 3*p2) >> 2;
p1 = source[4];
dest[4] = (1*p2 + 3*p1) >> 2;
p2 = source[5];
dest[5] = (3*p1 + 5*p2) >> 3;
p1 = source[6];
dest[6] = (3*p2 + 5*p1) >> 3;
p2 = source[7];
dest[7] = (1*p1 + 1*p1) >> 1;
p1 = source[8];
dest[8] = (1*p2 + 1*p1) >> 1;
p2 = source[9];
dest[9] = (5*p1 + 3*p2) >> 3;
p1 = source[10];
dest[10] = (5*p2 + 3*p1) >> 3;
p2 = source[11];
dest[11] = (3*p1 + 1*p2) >> 2;
p1 = source[12];
dest[12] = (3*p2 + 1*p1) >> 2;
p2 = source[13];
dest[13] = (7*p1 + 1*p2) >> 3;
p1 = source[14];
dest[14] = (7*p2 + 1*p1) >> 3;
dest[15] = p1;
source += 15;
dest += 16;
}
if ((width += 16) <= 0) goto done;
*dest++ = source[0];
if (--width <= 0) goto done;
*dest++ = (1*source[0] + 7*source[1]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[1] + 7*source[2]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[2] + 3*source[3]) >> 2;
if (--width <= 0) goto done;
*dest++ = (1*source[3] + 3*source[4]) >> 2;
if (--width <= 0) goto done;
*dest++ = (3*source[4] + 5*source[5]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[5] + 5*source[6]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[6] + 1*source[7]) >> 1;
if (--width <= 0) goto done;
*dest++ = (1*source[7] + 1*source[8]) >> 1;
if (--width <= 0) goto done;
*dest++ = (5*source[8] + 3*source[9]) >> 3;
if (--width <= 0) goto done;
*dest++ = (5*source[9] + 3*source[10]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[10] + 1*source[11]) >> 2;
if (--width <= 0) goto done;
*dest++ = (3*source[11] + 1*source[12]) >> 2;
if (--width <= 0) goto done;
*dest++ = (7*source[12] + 1*source[13]) >> 3;
if (--width <= 0) goto done;
*dest++ = (7*source[13] + 1*source[14]) >> 3;
done:
xine_profiler_stop_count(prof_scale_line);
}
/*
* Interpolates 53 output pixels from 45 source pixels using shifts.
* Useful for scaling a NTSC mpeg2 dvd input source to 16:9 display
* resulution
* fullscreen resolution, or to 16:9 format on a monitor using square
* pixels.
* (720 x 480 ==> 848 x 480)
*/
static void scale_line_45_53 (uint8_t *source, uint8_t *dest,
int width, int step) {
int p1, p2;
xine_profiler_start_count(prof_scale_line);
while ((width -= 53) >= 0) {
p1 = source[0];
p2 = source[1];
dest[0] = p1;
dest[1] = (1*p1 + 7*p2) >> 3;
p1 = source[2];
dest[2] = (1*p2 + 3*p1) >> 2;
p2 = source[3];
dest[3] = (1*p1 + 1*p2) >> 1;
p1 = source[4];
dest[4] = (5*p2 + 3*p1) >> 3;
p2 = source[5];
dest[5] = (3*p1 + 1*p2) >> 2;
p1 = source[6];
dest[6] = (7*p2 + 1*p1) >> 3;
dest[7] = p1;
p2 = source[7];
dest[8] = (1*p1 + 3*p2) >> 2;
p1 = source[8];
dest[9] = (3*p2 + 5*p1) >> 3;
p2 = source[9];
dest[10] = (1*p1 + 1*p2) >> 1;
p1 = source[10];
dest[11] = (5*p2 + 3*p1) >> 3;
p2 = source[11];
dest[12] = (3*p1 + 1*p2) >> 2;
p1 = source[12];
dest[13] = p2;
dest[14] = (1*p2 + 7*p1) >> 3;
p2 = source[13];
dest[15] = (1*p1 + 3*p2) >> 2;
p1 = source[14];
dest[16] = (3*p2 + 5*p1) >> 3;
p2 = source[15];
dest[17] = (5*p1 + 3*p2) >> 3;
p1 = source[16];
dest[18] = (3*p2 + 1*p1) >> 2;
p2 = source[17];
dest[19] = (7*p1 + 1*p2) >> 3;
dest[20] = p2;
p1 = source[18];
dest[21] = (1*p2 + 7*p1) >> 3;
p2 = source[19];
dest[22] = (3*p1 + 5*p2) >> 3;
p1 = source[20];
dest[23] = (1*p2 + 1*p1) >> 1;
p2 = source[21];
dest[24] = (5*p1 + 3*p2) >> 3;
p1 = source[22];
dest[25] = (3*p2 + 1*p1) >> 2;
p2 = source[23];
dest[26] = (7*p1 + 1*p2) >> 3;
dest[27] = (1*p1 + 7*p2) >> 3;
p1 = source[24];
dest[28] = (1*p2 + 3*p1) >> 2;
p2 = source[25];
dest[29] = (3*p1 + 5*p2) >> 3;
p1 = source[26];
dest[30] = (1*p2 + 1*p1) >> 1;
p2 = source[27];
dest[31] = (5*p1 + 3*p2) >> 3;
p1 = source[28];
dest[32] = (7*p2 + 1*p1) >> 3;
p2 = source[29];
dest[33] = p1;
dest[34] = (1*p1 + 7*p2) >> 3;
p1 = source[30];
dest[35] = (1*p2 + 3*p1) >> 2;
p2 = source[31];
dest[36] = (3*p1 + 5*p2) >> 3;
p1 = source[32];
dest[37] = (5*p2 + 3*p1) >> 3;
p2 = source[33];
dest[38] = (3*p1 + 1*p2) >> 2;
p1 = source[34];
dest[39] = (7*p2 + 1*p1) >> 3;
dest[40] = p1;
p2 = source[35];
dest[41] = (1*p1 + 3*p2) >> 2;
p1 = source[36];
dest[42] = (3*p2 + 5*p1) >> 3;
p2 = source[37];
dest[43] = (1*p1 + 1*p2) >> 1;
p1 = source[38];
dest[44] = (5*p2 + 3*p1) >> 3;
p2 = source[39];
dest[45] = (3*p1 + 1*p2) >> 2;
p1 = source[40];
dest[46] = p2;
dest[47] = (1*p2 + 7*p1) >> 3;
p2 = source[41];
dest[48] = (1*p1 + 3*p2) >> 2;
p1 = source[42];
dest[49] = (3*p2 + 5*p1) >> 3;
p2 = source[43];
dest[50] = (1*p1 + 1*p2) >> 1;
p1 = source[44];
dest[51] = (3*p2 + 1*p1) >> 2;
p2 = source[45];
dest[52] = (7*p1 + 1*p2) >> 3;
source += 45;
dest += 53;
}
if ((width += 53) <= 0) goto done;
*dest++ = source[0];
if (--width <= 0) goto done;
*dest++ = (1*source[0] + 7*source[1]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[1] + 3*source[2]) >> 2;
if (--width <= 0) goto done;
*dest++ = (1*source[2] + 1*source[3]) >> 1;
if (--width <= 0) goto done;
*dest++ = (5*source[3] + 3*source[4]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[4] + 1*source[5]) >> 2;
if (--width <= 0) goto done;
*dest++ = (7*source[5] + 1*source[6]) >> 3;
if (--width <= 0) goto done;
*dest++ = source[6];
if (--width <= 0) goto done;
*dest++ = (1*source[6] + 3*source[7]) >> 2;
if (--width <= 0) goto done;
*dest++ = (3*source[7] + 5*source[8]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[8] + 1*source[9]) >> 1;
if (--width <= 0) goto done;
*dest++ = (5*source[9] + 3*source[10]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[10] + 1*source[11]) >> 2;
if (--width <= 0) goto done;
*dest++ = source[11];
if (--width <= 0) goto done;
*dest++ = (1*source[11] + 7*source[12]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[12] + 3*source[13]) >> 2;
if (--width <= 0) goto done;
*dest++ = (3*source[13] + 5*source[14]) >> 3;
if (--width <= 0) goto done;
*dest++ = (5*source[14] + 3*source[15]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[15] + 1*source[16]) >> 2;
if (--width <= 0) goto done;
*dest++ = (7*source[16] + 1*source[17]) >> 3;
if (--width <= 0) goto done;
*dest++ = source[17];
if (--width <= 0) goto done;
*dest++ = (1*source[17] + 7*source[18]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[18] + 5*source[19]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[19] + 1*source[20]) >> 1;
if (--width <= 0) goto done;
*dest++ = (5*source[20] + 3*source[21]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[21] + 1*source[22]) >> 2;
if (--width <= 0) goto done;
*dest++ = (7*source[22] + 1*source[23]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[22] + 7*source[23]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[23] + 3*source[24]) >> 2;
if (--width <= 0) goto done;
*dest++ = (3*source[24] + 5*source[25]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[25] + 1*source[26]) >> 1;
if (--width <= 0) goto done;
*dest++ = (5*source[26] + 3*source[27]) >> 3;
if (--width <= 0) goto done;
*dest++ = (7*source[27] + 1*source[28]) >> 3;
if (--width <= 0) goto done;
*dest++ = source[28];
if (--width <= 0) goto done;
*dest++ = (1*source[28] + 7*source[29]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[29] + 3*source[30]) >> 2;
if (--width <= 0) goto done;
*dest++ = (3*source[30] + 5*source[31]) >> 3;
if (--width <= 0) goto done;
*dest++ = (5*source[31] + 3*source[32]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[32] + 1*source[33]) >> 2;
if (--width <= 0) goto done;
*dest++ = (7*source[33] + 1*source[34]) >> 3;
if (--width <= 0) goto done;
*dest++ = source[34];
if (--width <= 0) goto done;
*dest++ = (1*source[34] + 3*source[35]) >> 2;
if (--width <= 0) goto done;
*dest++ = (3*source[35] + 5*source[36]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[36] + 1*source[37]) >> 1;
if (--width <= 0) goto done;
*dest++ = (5*source[37] + 3*source[38]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[38] + 1*source[39]) >> 2;
if (--width <= 0) goto done;
*dest++ = source[39];
if (--width <= 0) goto done;
*dest++ = (1*source[39] + 7*source[40]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[40] + 3*source[41]) >> 2;
if (--width <= 0) goto done;
*dest++ = (3*source[41] + 5*source[42]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[42] + 1*source[43]) >> 1;
if (--width <= 0) goto done;
*dest++ = (3*source[43] + 1*source[44]) >> 2;
done:
xine_profiler_stop_count(prof_scale_line);
}
/*
* Interpolates 64 output pixels from 45 source pixels using shifts.
* Useful for scaling a PAL mpeg2 dvd input source to 1024x768
* fullscreen resolution, or to 16:9 format on a monitor using square
* pixels.
* (720 x 576 ==> 1024 x 576)
*/
static void scale_line_45_64 (uint8_t *source, uint8_t *dest,
int width, int step) {
int p1, p2;
xine_profiler_start_count(prof_scale_line);
while ((width -= 64) >= 0) {
p1 = source[0];
p2 = source[1];
dest[0] = p1;
dest[1] = (1*p1 + 3*p2) >> 2;
p1 = source[2];
dest[2] = (5*p2 + 3*p1) >> 3;
p2 = source[3];
dest[3] = (7*p1 + 1*p2) >> 3;
dest[4] = (1*p1 + 3*p2) >> 2;
p1 = source[4];
dest[5] = (1*p2 + 1*p1) >> 1;
p2 = source[5];
dest[6] = (3*p1 + 1*p2) >> 2;
dest[7] = (1*p1 + 7*p2) >> 3;
p1 = source[6];
dest[8] = (3*p2 + 5*p1) >> 3;
p2 = source[7];
dest[9] = (5*p1 + 3*p2) >> 3;
p1 = source[8];
dest[10] = p2;
dest[11] = (1*p2 + 3*p1) >> 2;
p2 = source[9];
dest[12] = (5*p1 + 3*p2) >> 3;
p1 = source[10];
dest[13] = (7*p2 + 1*p1) >> 3;
dest[14] = (1*p2 + 7*p1) >> 3;
p2 = source[11];
dest[15] = (1*p1 + 1*p2) >> 1;
p1 = source[12];
dest[16] = (3*p2 + 1*p1) >> 2;
dest[17] = p1;
p2 = source[13];
dest[18] = (3*p1 + 5*p2) >> 3;
p1 = source[14];
dest[19] = (5*p2 + 3*p1) >> 3;
p2 = source[15];
dest[20] = p1;
dest[21] = (1*p1 + 3*p2) >> 2;
p1 = source[16];
dest[22] = (1*p2 + 1*p1) >> 1;
p2 = source[17];
dest[23] = (7*p1 + 1*p2) >> 3;
dest[24] = (1*p1 + 7*p2) >> 3;
p1 = source[18];
dest[25] = (3*p2 + 5*p1) >> 3;
p2 = source[19];
dest[26] = (3*p1 + 1*p2) >> 2;
dest[27] = p2;
p1 = source[20];
dest[28] = (3*p2 + 5*p1) >> 3;
p2 = source[21];
dest[29] = (5*p1 + 3*p2) >> 3;
p1 = source[22];
dest[30] = (7*p2 + 1*p1) >> 3;
dest[31] = (1*p2 + 3*p1) >> 2;
p2 = source[23];
dest[32] = (1*p1 + 1*p2) >> 1;
p1 = source[24];
dest[33] = (3*p2 + 1*p1) >> 2;
dest[34] = (1*p2 + 7*p1) >> 3;
p2 = source[25];
dest[35] = (3*p1 + 5*p2) >> 3;
p1 = source[26];
dest[36] = (3*p2 + 1*p1) >> 2;
p2 = source[27];
dest[37] = p1;
dest[38] = (1*p1 + 3*p2) >> 2;
p1 = source[28];
dest[39] = (5*p2 + 3*p1) >> 3;
p2 = source[29];
dest[40] = (7*p1 + 1*p2) >> 3;
dest[41] = (1*p1 + 7*p2) >> 3;
p1 = source[30];
dest[42] = (1*p2 + 1*p1) >> 1;
p2 = source[31];
dest[43] = (3*p1 + 1*p2) >> 2;
dest[44] = (1*p1 + 7*p2) >> 3;
p1 = source[32];
dest[45] = (3*p2 + 5*p1) >> 3;
p2 = source[33];
dest[46] = (5*p1 + 3*p2) >> 3;
p1 = source[34];
dest[47] = p2;
dest[48] = (1*p2 + 3*p1) >> 2;
p2 = source[35];
dest[49] = (1*p1 + 1*p2) >> 1;
p1 = source[36];
dest[50] = (7*p2 + 1*p1) >> 3;
dest[51] = (1*p2 + 7*p1) >> 3;
p2 = source[37];
dest[52] = (1*p1 + 1*p2) >> 1;
p1 = source[38];
dest[53] = (3*p2 + 1*p1) >> 2;
dest[54] = p1;
p2 = source[39];
dest[55] = (3*p1 + 5*p2) >> 3;
p1 = source[40];
dest[56] = (5*p2 + 3*p1) >> 3;
p2 = source[41];
dest[57] = (7*p1 + 1*p2) >> 3;
dest[58] = (1*p1 + 3*p2) >> 2;
p1 = source[42];
dest[59] = (1*p2 + 1*p1) >> 1;
p2 = source[43];
dest[60] = (7*p1 + 1*p2) >> 3;
dest[61] = (1*p1 + 7*p2) >> 3;
p1 = source[44];
dest[62] = (3*p2 + 5*p1) >> 3;
p2 = source[45];
dest[63] = (3*p1 + 1*p2) >> 2;
source += 45;
dest += 64;
}
if ((width += 64) <= 0) goto done;
*dest++ = source[0];
if (--width <= 0) goto done;
*dest++ = (1*source[0] + 3*source[1]) >> 2;
if (--width <= 0) goto done;
*dest++ = (5*source[1] + 3*source[2]) >> 3;
if (--width <= 0) goto done;
*dest++ = (7*source[2] + 1*source[3]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[2] + 3*source[3]) >> 2;
if (--width <= 0) goto done;
*dest++ = (1*source[3] + 1*source[4]) >> 1;
if (--width <= 0) goto done;
*dest++ = (3*source[4] + 1*source[5]) >> 2;
if (--width <= 0) goto done;
*dest++ = (1*source[4] + 7*source[5]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[5] + 5*source[6]) >> 3;
if (--width <= 0) goto done;
*dest++ = (5*source[6] + 3*source[7]) >> 3;
if (--width <= 0) goto done;
*dest++ = source[7];
if (--width <= 0) goto done;
*dest++ = (1*source[7] + 3*source[8]) >> 2;
if (--width <= 0) goto done;
*dest++ = (5*source[8] + 3*source[9]) >> 3;
if (--width <= 0) goto done;
*dest++ = (7*source[9] + 1*source[10]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[9] + 7*source[10]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[10] + 1*source[11]) >> 1;
if (--width <= 0) goto done;
*dest++ = (3*source[11] + 1*source[12]) >> 2;
if (--width <= 0) goto done;
*dest++ = source[12];
if (--width <= 0) goto done;
*dest++ = (3*source[12] + 5*source[13]) >> 3;
if (--width <= 0) goto done;
*dest++ = (5*source[13] + 3*source[14]) >> 3;
if (--width <= 0) goto done;
*dest++ = source[14];
if (--width <= 0) goto done;
*dest++ = (1*source[14] + 3*source[15]) >> 2;
if (--width <= 0) goto done;
*dest++ = (1*source[15] + 1*source[16]) >> 1;
if (--width <= 0) goto done;
*dest++ = (7*source[16] + 1*source[17]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[16] + 7*source[17]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[17] + 5*source[18]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[18] + 1*source[19]) >> 2;
if (--width <= 0) goto done;
*dest++ = source[19];
if (--width <= 0) goto done;
*dest++ = (3*source[19] + 5*source[20]) >> 3;
if (--width <= 0) goto done;
*dest++ = (5*source[20] + 3*source[21]) >> 3;
if (--width <= 0) goto done;
*dest++ = (7*source[21] + 1*source[22]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[21] + 3*source[22]) >> 2;
if (--width <= 0) goto done;
*dest++ = (1*source[22] + 1*source[23]) >> 1;
if (--width <= 0) goto done;
*dest++ = (3*source[23] + 1*source[24]) >> 2;
if (--width <= 0) goto done;
*dest++ = (1*source[23] + 7*source[24]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[24] + 5*source[25]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[25] + 1*source[26]) >> 2;
if (--width <= 0) goto done;
*dest++ = source[26];
if (--width <= 0) goto done;
*dest++ = (1*source[26] + 3*source[27]) >> 2;
if (--width <= 0) goto done;
*dest++ = (5*source[27] + 3*source[28]) >> 3;
if (--width <= 0) goto done;
*dest++ = (7*source[28] + 1*source[29]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[28] + 7*source[29]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[29] + 1*source[30]) >> 1;
if (--width <= 0) goto done;
*dest++ = (3*source[30] + 1*source[31]) >> 2;
if (--width <= 0) goto done;
*dest++ = (1*source[30] + 7*source[31]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[31] + 5*source[32]) >> 3;
if (--width <= 0) goto done;
*dest++ = (5*source[32] + 3*source[33]) >> 3;
if (--width <= 0) goto done;
*dest++ = source[33];
if (--width <= 0) goto done;
*dest++ = (1*source[33] + 3*source[34]) >> 2;
if (--width <= 0) goto done;
*dest++ = (1*source[34] + 1*source[35]) >> 1;
if (--width <= 0) goto done;
*dest++ = (7*source[35] + 1*source[36]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[35] + 7*source[36]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[36] + 1*source[37]) >> 1;
if (--width <= 0) goto done;
*dest++ = (3*source[37] + 1*source[38]) >> 2;
if (--width <= 0) goto done;
*dest++ = source[38];
if (--width <= 0) goto done;
*dest++ = (3*source[38] + 5*source[39]) >> 3;
if (--width <= 0) goto done;
*dest++ = (5*source[39] + 3*source[40]) >> 3;
if (--width <= 0) goto done;
*dest++ = (7*source[40] + 1*source[41]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[40] + 3*source[41]) >> 2;
if (--width <= 0) goto done;
*dest++ = (1*source[41] + 1*source[42]) >> 1;
if (--width <= 0) goto done;
*dest++ = (7*source[42] + 1*source[43]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[42] + 7*source[43]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[43] + 5*source[44]) >> 3;
done:
xine_profiler_stop_count(prof_scale_line);
}
/*
* Interpolates 16 output pixels from 9 source pixels using shifts.
* Useful for scaling a PAL mpeg2 dvd input source to 1280x1024 fullscreen
* (720 x 576 ==> 1280 x XXX)
*/
static void scale_line_9_16 (uint8_t *source, uint8_t *dest,
int width, int step) {
int p1, p2;
xine_profiler_start_count(prof_scale_line);
while ((width -= 16) >= 0) {
p1 = source[0];
p2 = source[1];
dest[0] = p1;
dest[1] = (1*p1 + 1*p2) >> 1;
p1 = source[2];
dest[2] = (7*p2 + 1*p1) >> 3;
dest[3] = (3*p2 + 5*p1) >> 3;
p2 = source[3];
dest[4] = (3*p1 + 1*p2) >> 2;
dest[5] = (1*p1 + 3*p2) >> 2;
p1 = source[4];
dest[6] = (5*p2 + 3*p1) >> 3;
dest[7] = (1*p2 + 7*p1) >> 3;
p2 = source[5];
dest[8] = (1*p1 + 1*p2) >> 1;
p1 = source[6];
dest[9] = p2;
dest[10] = (3*p2 + 5*p1) >> 3;
p2 = source[7];
dest[11] = (7*p1 + 1*p2) >> 3;
dest[12] = (1*p1 + 3*p2) >> 2;
p1 = source[8];
dest[13] = (3*p2 + 1*p1) >> 2;
dest[14] = (1*p2 + 7*p1) >> 3;
p2 = source[9];
dest[15] = (5*p1 + 3*p2) >> 3;
source += 9;
dest += 16;
}
if ((width += 16) <= 0) goto done;
*dest++ = source[0];
if (--width <= 0) goto done;
*dest++ = (1*source[0] + 1*source[1]) >> 1;
if (--width <= 0) goto done;
*dest++ = (7*source[1] + 1*source[2]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[1] + 5*source[2]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[2] + 1*source[3]) >> 2;
if (--width <= 0) goto done;
*dest++ = (1*source[2] + 3*source[3]) >> 2;
if (--width <= 0) goto done;
*dest++ = (5*source[3] + 3*source[4]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[3] + 7*source[4]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[4] + 1*source[5]) >> 1;
if (--width <= 0) goto done;
*dest++ = source[5];
if (--width <= 0) goto done;
*dest++ = (3*source[5] + 5*source[6]) >> 3;
if (--width <= 0) goto done;
*dest++ = (7*source[6] + 1*source[7]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[6] + 3*source[7]) >> 2;
if (--width <= 0) goto done;
*dest++ = (3*source[7] + 1*source[8]) >> 2;
if (--width <= 0) goto done;
*dest++ = (1*source[7] + 7*source[8]) >> 3;
done:
xine_profiler_stop_count(prof_scale_line);
}
/*
* Interpolates 12 output pixels from 11 source pixels using shifts.
* Useful for scaling a PAL vcd input source to 4:3 display format.
*/
static void scale_line_11_12 (uint8_t *source, uint8_t *dest,
int width, int step) {
int p1, p2;
xine_profiler_start_count(prof_scale_line);
while ((width -= 12) >= 0) {
p1 = source[0];
p2 = source[1];
dest[0] = p1;
dest[1] = (1*p1 + 7*p2) >> 3;
p1 = source[2];
dest[2] = (1*p2 + 7*p1) >> 3;
p2 = source[3];
dest[3] = (1*p1 + 3*p2) >> 2;
p1 = source[4];
dest[4] = (3*p2 + 5*p1) >> 3;
p2 = source[5];
dest[5] = (3*p1 + 5*p2) >> 3;
p1 = source[6];
dest[6] = (1*p2 + 1*p1) >> 1;
p2 = source[7];
dest[7] = (5*p1 + 3*p2) >> 3;
p1 = source[8];
dest[8] = (5*p2 + 3*p1) >> 3;
p2 = source[9];
dest[9] = (3*p1 + 1*p2) >> 2;
p1 = source[10];
dest[10] = (7*p2 + 1*p1) >> 3;
p2 = source[11];
dest[11] = (7*p1 + 1*p2) >> 3;
source += 11;
dest += 12;
}
if ((width += 12) <= 0) goto done;
*dest++ = source[0];
if (--width <= 0) goto done;
*dest++ = (1*source[0] + 7*source[1]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[1] + 7*source[2]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[2] + 3*source[3]) >> 2;
if (--width <= 0) goto done;
*dest++ = (3*source[3] + 5*source[4]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[4] + 5*source[5]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[5] + 1*source[6]) >> 1;
if (--width <= 0) goto done;
*dest++ = (5*source[6] + 3*source[7]) >> 3;
if (--width <= 0) goto done;
*dest++ = (5*source[7] + 3*source[8]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[8] + 1*source[9]) >> 2;
if (--width <= 0) goto done;
*dest++ = (7*source[9] + 1*source[10]) >> 3;
done:
xine_profiler_stop_count(prof_scale_line);
}
/*
* Interpolates 24 output pixels from 11 source pixels using shifts.
* Useful for scaling a PAL vcd input source to 4:3 display format
* at 2*zoom.
*/
static void scale_line_11_24 (uint8_t *source, uint8_t *dest,
int width, int step) {
int p1, p2;
xine_profiler_start_count(prof_scale_line);
while ((width -= 24) >= 0) {
p1 = source[0];
p2 = source[1];
dest[0] = p1;
dest[1] = (1*p1 + 1*p2) >> 1;
dest[2] = (1*p1 + 7*p2) >> 3;
p1 = source[2];
dest[3] = (5*p2 + 3*p1) >> 3;
dest[4] = (1*p2 + 7*p1) >> 3;
p2 = source[3];
dest[5] = (3*p1 + 1*p2) >> 2;
dest[6] = (1*p1 + 3*p2) >> 2;
p1 = source[4];
dest[7] = (3*p2 + 1*p1) >> 2;
dest[8] = (3*p2 + 5*p1) >> 3;
p2 = source[5];
dest[9] = (7*p1 + 1*p2) >> 3;
dest[10] = (3*p1 + 5*p2) >> 3;
p1 = source[6];
dest[11] = p2;
dest[12] = (1*p2 + 1*p1) >> 1;
dest[13] = p1;
p2 = source[7];
dest[14] = (5*p1 + 3*p2) >> 3;
dest[15] = (1*p1 + 7*p2) >> 3;
p1 = source[8];
dest[16] = (5*p2 + 3*p1) >> 3;
dest[17] = (1*p2 + 3*p1) >> 2;
p2 = source[9];
dest[18] = (3*p1 + 1*p2) >> 2;
dest[19] = (1*p1 + 3*p2) >> 2;
p1 = source[10];
dest[20] = (7*p2 + 1*p1) >> 3;
dest[21] = (3*p2 + 5*p1) >> 3;
p2 = source[11];
dest[22] = (7*p1 + 1*p2) >> 3;
dest[23] = (1*p1 + 1*p2) >> 1;
source += 11;
dest += 24;
}
if ((width += 24) <= 0) goto done;
*dest++ = source[0];
if (--width <= 0) goto done;
*dest++ = (1*source[0] + 1*source[1]) >> 1;
if (--width <= 0) goto done;
*dest++ = (1*source[0] + 7*source[1]) >> 3;
if (--width <= 0) goto done;
*dest++ = (5*source[1] + 3*source[2]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[1] + 7*source[2]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[2] + 1*source[3]) >> 2;
if (--width <= 0) goto done;
*dest++ = (1*source[2] + 3*source[3]) >> 2;
if (--width <= 0) goto done;
*dest++ = (3*source[3] + 1*source[4]) >> 2;
if (--width <= 0) goto done;
*dest++ = (3*source[3] + 5*source[4]) >> 3;
if (--width <= 0) goto done;
*dest++ = (7*source[4] + 1*source[5]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[4] + 5*source[5]) >> 3;
if (--width <= 0) goto done;
*dest++ = source[5];
if (--width <= 0) goto done;
*dest++ = (1*source[5] + 1*source[6]) >> 1;
if (--width <= 0) goto done;
*dest++ = source[6];
if (--width <= 0) goto done;
*dest++ = (5*source[6] + 3*source[7]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[6] + 7*source[7]) >> 3;
if (--width <= 0) goto done;
*dest++ = (5*source[7] + 3*source[8]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[7] + 3*source[8]) >> 2;
if (--width <= 0) goto done;
*dest++ = (3*source[8] + 1*source[9]) >> 2;
if (--width <= 0) goto done;
*dest++ = (1*source[8] + 3*source[9]) >> 2;
if (--width <= 0) goto done;
*dest++ = (7*source[9] + 1*source[10]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[9] + 5*source[10]) >> 3;
if (--width <= 0) goto done;
*dest++ = (7*source[10] + 1*source[11]) >> 3;
done:
xine_profiler_stop_count(prof_scale_line);
}
/*
* Interpolates 8 output pixels from 5 source pixels using shifts.
* Useful for scaling a PAL svcd input source to 4:3 display format.
*/
static void scale_line_5_8 (uint8_t *source, uint8_t *dest,
int width, int step) {
int p1, p2;
xine_profiler_start_count(prof_scale_line);
while ((width -= 8) >= 0) {
p1 = source[0];
p2 = source[1];
dest[0] = p1;
dest[1] = (3*p1 + 5*p2) >> 3;
p1 = source[2];
dest[2] = (3*p2 + 1*p1) >> 2;
dest[3] = (1*p2 + 7*p1) >> 3;
p2 = source[3];
dest[4] = (1*p1 + 1*p2) >> 1;
p1 = source[4];
dest[5] = (7*p2 + 1*p1) >> 3;
dest[6] = (1*p2 + 3*p1) >> 2;
p2 = source[5];
dest[7] = (5*p1 + 3*p2) >> 3;
source += 5;
dest += 8;
}
if ((width += 8) <= 0) goto done;
*dest++ = source[0];
if (--width <= 0) goto done;
*dest++ = (3*source[0] + 5*source[1]) >> 3;
if (--width <= 0) goto done;
*dest++ = (3*source[1] + 1*source[2]) >> 2;
if (--width <= 0) goto done;
*dest++ = (1*source[1] + 7*source[2]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[2] + 1*source[3]) >> 1;
if (--width <= 0) goto done;
*dest++ = (7*source[3] + 1*source[4]) >> 3;
if (--width <= 0) goto done;
*dest++ = (1*source[3] + 3*source[4]) >> 2;
done:
xine_profiler_stop_count(prof_scale_line);
}
/*
* Interpolates 4 output pixels from 3 source pixels using shifts.
* Useful for scaling a NTSC svcd input source to 4:3 display format.
*/
static void scale_line_3_4 (uint8_t *source, uint8_t *dest,
int width, int step) {
int p1, p2;
xine_profiler_start_count(prof_scale_line);
while ((width -= 4) >= 0) {
p1 = source[0];
p2 = source[1];
dest[0] = p1;
dest[1] = (1*p1 + 3*p2) >> 2;
p1 = source[2];
dest[2] = (1*p2 + 1*p1) >> 1;
p2 = source[3];
dest[3] = (3*p1 + 1*p2) >> 2;
source += 3;
dest += 4;
}
if ((width += 4) <= 0) goto done;
*dest++ = source[0];
if (--width <= 0) goto done;
*dest++ = (1*source[0] + 3*source[1]) >> 2;
if (--width <= 0) goto done;
*dest++ = (1*source[1] + 1*source[2]) >> 1;
done:
xine_profiler_stop_count(prof_scale_line);
}
/* Interpolate 2 output pixels from one source pixel. */
static void scale_line_1_2 (uint8_t *source, uint8_t *dest,
int width, int step) {
int p1, p2;
xine_profiler_start_count(prof_scale_line);
p1 = *source;
while ((width -= 4) >= 0) {
*dest++ = p1;
p2 = *++source;
*dest++ = (p1 + p2) >> 1;
*dest++ = p2;
p1 = *++source;
*dest++ = (p2 + p1) >> 1;
}
if ((width += 4) <= 0) goto done;
*dest++ = source[0];
if (--width <= 0) goto done;
*dest++ = (source[0] + source[1]) >> 1;
if (--width <= 0) goto done;
*dest++ = source[1];
done:
xine_profiler_stop_count(prof_scale_line);
}
/*
* Scale line with no horizontal scaling. For NTSC mpeg2 dvd input in
* 4:3 output format (720x480 -> 720x540)
*/
static void scale_line_1_1 (uint8_t *source, uint8_t *dest,
int width, int step) {
xine_profiler_start_count(prof_scale_line);
xine_fast_memcpy(dest, source, width);
xine_profiler_stop_count(prof_scale_line);
}
static scale_line_func_t find_scale_line_func(int step) {
static struct {
int src_step;
int dest_step;
scale_line_func_t func;
char *desc;
} scale_line[] = {
{ 15, 16, scale_line_15_16, "dvd 4:3(pal)" },
{ 45, 64, scale_line_45_64, "dvd 16:9(pal), fullscreen(1024x768)" },
{ 9, 16, scale_line_9_16, "dvd fullscreen(1280x1024)" },
{ 45, 53, scale_line_45_53, "dvd 16:9(ntsc)" },
{ 11, 12, scale_line_11_12, "vcd 4:3(pal)" },
{ 11, 24, scale_line_11_24, "vcd 4:3(pal) 2*zoom" },
{ 5, 8, scale_line_5_8, "svcd 4:3(pal)" },
{ 3, 4, scale_line_3_4, "svcd 4:3(ntsc)" },
{ 1, 2, scale_line_1_2, "2*zoom" },
{ 1, 1, scale_line_1_1, "non-scaled" },
};
int i;
for (i = 0; i < sizeof(scale_line)/sizeof(scale_line[0]); i++) {
if (step == scale_line[i].src_step*32768/scale_line[i].dest_step) {
- printf("yuv2rgb: using %s optimized scale_line\n", scale_line[i].desc);
+ //printf("yuv2rgb: using %s optimized scale_line\n", scale_line[i].desc);
return scale_line[i].func;
}
}
- printf("yuv2rgb: using generic scale_line with interpolation\n");
+ //printf("yuv2rgb: using generic scale_line with interpolation\n");
return scale_line_gen;
}
static void scale_line_2 (uint8_t *source, uint8_t *dest,
int width, int step) {
int p1;
int p2;
int dx;
p1 = *source; source+=2;
p2 = *source; source+=2;
dx = 0;
while (width) {
*dest = (p1 * (32768 - dx) + p2 * dx) / 32768;
dx += step;
while (dx > 32768) {
dx -= 32768;
p1 = p2;
p2 = *source;
source+=2;
}
dest ++;
width --;
}
}
static void scale_line_4 (uint8_t *source, uint8_t *dest,
int width, int step) {
int p1;
int p2;
int dx;
p1 = *source; source+=4;
p2 = *source; source+=4;
dx = 0;
while (width) {
*dest = (p1 * (32768 - dx) + p2 * dx) / 32768;
dx += step;
while (dx > 32768) {
dx -= 32768;
p1 = p2;
p2 = *source;
source+=4;
}
dest ++;
width --;
}
}
#define RGB(i) \
U = pu[i]; \
V = pv[i]; \
r = this->table_rV[V]; \
g = (void *) (((uint8_t *)this->table_gU[U]) + this->table_gV[V]); \
b = this->table_bU[U];
#define DST1(i) \
Y = py_1[2*i]; \
dst_1[2*i] = r[Y] + g[Y] + b[Y]; \
Y = py_1[2*i+1]; \
dst_1[2*i+1] = r[Y] + g[Y] + b[Y];
#define DST2(i) \
Y = py_2[2*i]; \
dst_2[2*i] = r[Y] + g[Y] + b[Y]; \
Y = py_2[2*i+1]; \
dst_2[2*i+1] = r[Y] + g[Y] + b[Y];
#define DST1RGB(i) \
Y = py_1[2*i]; \
dst_1[6*i] = r[Y]; dst_1[6*i+1] = g[Y]; dst_1[6*i+2] = b[Y]; \
Y = py_1[2*i+1]; \
dst_1[6*i+3] = r[Y]; dst_1[6*i+4] = g[Y]; dst_1[6*i+5] = b[Y];
#define DST2RGB(i) \
Y = py_2[2*i]; \
dst_2[6*i] = r[Y]; dst_2[6*i+1] = g[Y]; dst_2[6*i+2] = b[Y]; \
Y = py_2[2*i+1]; \
dst_2[6*i+3] = r[Y]; dst_2[6*i+4] = g[Y]; dst_2[6*i+5] = b[Y];
#define DST1BGR(i) \
Y = py_1[2*i]; \
dst_1[6*i] = b[Y]; dst_1[6*i+1] = g[Y]; dst_1[6*i+2] = r[Y]; \
Y = py_1[2*i+1]; \
dst_1[6*i+3] = b[Y]; dst_1[6*i+4] = g[Y]; dst_1[6*i+5] = r[Y];
#define DST2BGR(i) \
Y = py_2[2*i]; \
dst_2[6*i] = b[Y]; dst_2[6*i+1] = g[Y]; dst_2[6*i+2] = r[Y]; \
Y = py_2[2*i+1]; \
dst_2[6*i+3] = b[Y]; dst_2[6*i+4] = g[Y]; dst_2[6*i+5] = r[Y];
#define DST1CMAP(i) \
Y = py_1[2*i]; \
dst_1[2*i] = this->cmap[r[Y] + g[Y] + b[Y]]; \
Y = py_1[2*i+1]; \
dst_1[2*i+1] = this->cmap[r[Y] + g[Y] + b[Y]];
#define DST2CMAP(i) \
Y = py_2[2*i]; \
dst_2[2*i] = this->cmap[r[Y] + g[Y] + b[Y]]; \
Y = py_2[2*i+1]; \
dst_2[2*i+1] = this->cmap[r[Y] + g[Y] + b[Y]];
static void yuv2rgb_c_32 (yuv2rgb_t *this, uint8_t * _dst,
uint8_t * _py, uint8_t * _pu, uint8_t * _pv)
{
int U, V, Y;
uint8_t * py_1, * py_2, * pu, * pv;
uint32_t * r, * g, * b;
uint32_t * dst_1, * dst_2;
int width, height, dst_height;
int dy;
if (this->do_scale) {
scale_line_func_t scale_line = this->scale_line;
scale_line (_pu, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_pv, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_py, this->y_buffer,
this->dest_width, this->step_dx);
dy = 0;
dst_height = this->dest_height;
for (height = 0;; ) {
dst_1 = (uint32_t*)_dst;
py_1 = this->y_buffer;
pu = this->u_buffer;
pv = this->v_buffer;
width = this->dest_width >> 3;
do {
RGB(0);
DST1(0);
RGB(1);
DST1(1);
RGB(2);
DST1(2);
RGB(3);
DST1(3);
pu += 4;
pv += 4;
py_1 += 8;
dst_1 += 8;
} while (--width);
dy += this->step_dy;
_dst += this->rgb_stride;
while (--dst_height > 0 && dy < 32768) {
xine_fast_memcpy (_dst, (uint8_t*)_dst-this->rgb_stride, this->dest_width*4);
dy += this->step_dy;
_dst += this->rgb_stride;
}
if (dst_height <= 0)
break;
do {
dy -= 32768;
_py += this->y_stride;
scale_line (_py, this->y_buffer,
this->dest_width, this->step_dx);
if (height & 1) {
_pu += this->uv_stride;
_pv += this->uv_stride;
scale_line (_pu, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_pv, this->v_buffer,
this->dest_width >> 1, this->step_dx);
}
height++;
} while( dy>=32768);
}
} else {
height = this->source_height >> 1;
do {
dst_1 = (uint32_t*)_dst;
dst_2 = (void*)( (uint8_t *)_dst + this->rgb_stride );
py_1 = _py;
py_2 = _py + this->y_stride;
pu = _pu;
pv = _pv;
width = this->source_width >> 3;
do {
RGB(0);
DST1(0);
DST2(0);
RGB(1);
DST2(1);
DST1(1);
RGB(2);
DST1(2);
DST2(2);
RGB(3);
DST2(3);
DST1(3);
pu += 4;
pv += 4;
py_1 += 8;
py_2 += 8;
dst_1 += 8;
dst_2 += 8;
} while (--width);
_dst += 2 * this->rgb_stride;
_py += 2 * this->y_stride;
_pu += this->uv_stride;
_pv += this->uv_stride;
} while (--height);
}
}
/* This is very near from the yuv2rgb_c_32 code */
static void yuv2rgb_c_24_rgb (yuv2rgb_t *this, uint8_t * _dst,
uint8_t * _py, uint8_t * _pu, uint8_t * _pv)
{
int U, V, Y;
uint8_t * py_1, * py_2, * pu, * pv;
uint8_t * r, * g, * b;
uint8_t * dst_1, * dst_2;
int width, height, dst_height;
int dy;
if (this->do_scale) {
scale_line_func_t scale_line = this->scale_line;
scale_line (_pu, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_pv, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_py, this->y_buffer,
this->dest_width, this->step_dx);
dy = 0;
dst_height = this->dest_height;
for (height = 0;; ) {
dst_1 = _dst;
py_1 = this->y_buffer;
pu = this->u_buffer;
pv = this->v_buffer;
width = this->dest_width >> 3;
do {
RGB(0);
DST1RGB(0);
RGB(1);
DST1RGB(1);
RGB(2);
DST1RGB(2);
RGB(3);
DST1RGB(3);
pu += 4;
pv += 4;
py_1 += 8;
dst_1 += 24;
} while (--width);
dy += this->step_dy;
_dst += this->rgb_stride;
while (--dst_height > 0 && dy < 32768) {
xine_fast_memcpy (_dst, _dst-this->rgb_stride, this->dest_width*3);
dy += this->step_dy;
_dst += this->rgb_stride;
}
if (dst_height <= 0)
break;
do {
dy -= 32768;
_py += this->y_stride;
scale_line (_py, this->y_buffer,
this->dest_width, this->step_dx);
if (height & 1) {
_pu += this->uv_stride;
_pv += this->uv_stride;
scale_line (_pu, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_pv, this->v_buffer,
this->dest_width >> 1, this->step_dx);
}
height++;
} while (dy>=32768);
}
} else {
height = this->source_height >> 1;
do {
dst_1 = _dst;
dst_2 = (void*)( (uint8_t *)_dst + this->rgb_stride );
py_1 = _py;
py_2 = _py + this->y_stride;
pu = _pu;
pv = _pv;
width = this->source_width >> 3;
do {
RGB(0);
DST1RGB(0);
DST2RGB(0);
RGB(1);
DST2RGB(1);
DST1RGB(1);
RGB(2);
DST1RGB(2);
DST2RGB(2);
RGB(3);
DST2RGB(3);
DST1RGB(3);
pu += 4;
pv += 4;
py_1 += 8;
py_2 += 8;
dst_1 += 24;
dst_2 += 24;
} while (--width);
_dst += 2 * this->rgb_stride;
_py += 2 * this->y_stride;
_pu += this->uv_stride;
_pv += this->uv_stride;
} while (--height);
}
}
/* only trivial mods from yuv2rgb_c_24_rgb */
static void yuv2rgb_c_24_bgr (yuv2rgb_t *this, uint8_t * _dst,
uint8_t * _py, uint8_t * _pu, uint8_t * _pv)
{
int U, V, Y;
uint8_t * py_1, * py_2, * pu, * pv;
uint8_t * r, * g, * b;
uint8_t * dst_1, * dst_2;
int width, height, dst_height;
int dy;
if (this->do_scale) {
scale_line_func_t scale_line = this->scale_line;
scale_line (_pu, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_pv, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_py, this->y_buffer,
this->dest_width, this->step_dx);
dy = 0;
dst_height = this->dest_height;
for (height = 0;; ) {
dst_1 = _dst;
py_1 = this->y_buffer;
pu = this->u_buffer;
pv = this->v_buffer;
width = this->dest_width >> 3;
do {
RGB(0);
DST1BGR(0);
RGB(1);
DST1BGR(1);
RGB(2);
DST1BGR(2);
RGB(3);
DST1BGR(3);
pu += 4;
pv += 4;
py_1 += 8;
dst_1 += 24;
} while (--width);
dy += this->step_dy;
_dst += this->rgb_stride;
while (--dst_height > 0 && dy < 32768) {
xine_fast_memcpy (_dst, _dst-this->rgb_stride, this->dest_width*3);
dy += this->step_dy;
_dst += this->rgb_stride;
}
if (dst_height <= 0)
break;
do {
dy -= 32768;
_py += this->y_stride;
scale_line (_py, this->y_buffer,
this->dest_width, this->step_dx);
if (height & 1) {
_pu += this->uv_stride;
_pv += this->uv_stride;
scale_line (_pu, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_pv, this->v_buffer,
this->dest_width >> 1, this->step_dx);
}
height++;
} while( dy>=32768 );
}
} else {
height = this->source_height >> 1;
do {
dst_1 = _dst;
dst_2 = (void*)( (uint8_t *)_dst + this->rgb_stride );
py_1 = _py;
py_2 = _py + this->y_stride;
pu = _pu;
pv = _pv;
width = this->source_width >> 3;
do {
RGB(0);
DST1BGR(0);
DST2BGR(0);
RGB(1);
DST2BGR(1);
DST1BGR(1);
RGB(2);
DST1BGR(2);
DST2BGR(2);
RGB(3);
DST2BGR(3);
DST1BGR(3);
pu += 4;
pv += 4;
py_1 += 8;
py_2 += 8;
dst_1 += 24;
dst_2 += 24;
} while (--width);
_dst += 2 * this->rgb_stride;
_py += 2 * this->y_stride;
_pu += this->uv_stride;
_pv += this->uv_stride;
} while (--height);
}
}
/* This is exactly the same code as yuv2rgb_c_32 except for the types of */
/* r, g, b, dst_1, dst_2 */
static void yuv2rgb_c_16 (yuv2rgb_t *this, uint8_t * _dst,
uint8_t * _py, uint8_t * _pu, uint8_t * _pv)
{
int U, V, Y;
uint8_t * py_1, * py_2, * pu, * pv;
uint16_t * r, * g, * b;
uint16_t * dst_1, * dst_2;
int width, height, dst_height;
int dy;
if (this->do_scale) {
scale_line_func_t scale_line = this->scale_line;
scale_line (_pu, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_pv, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_py, this->y_buffer,
this->dest_width, this->step_dx);
dy = 0;
dst_height = this->dest_height;
for (height = 0;; ) {
dst_1 = (uint16_t*)_dst;
py_1 = this->y_buffer;
pu = this->u_buffer;
pv = this->v_buffer;
width = this->dest_width >> 3;
do {
RGB(0);
DST1(0);
RGB(1);
DST1(1);
RGB(2);
DST1(2);
RGB(3);
DST1(3);
pu += 4;
pv += 4;
py_1 += 8;
dst_1 += 8;
} while (--width);
dy += this->step_dy;
_dst += this->rgb_stride;
while (--dst_height > 0 && dy < 32768) {
xine_fast_memcpy (_dst, (uint8_t*)_dst-this->rgb_stride, this->dest_width*2);
dy += this->step_dy;
_dst += this->rgb_stride;
}
if (dst_height <= 0)
break;
do {
dy -= 32768;
_py += this->y_stride;
scale_line (_py, this->y_buffer,
this->dest_width, this->step_dx);
if (height & 1) {
_pu += this->uv_stride;
_pv += this->uv_stride;
scale_line (_pu, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_pv, this->v_buffer,
this->dest_width >> 1, this->step_dx);
}
height++;
} while( dy>=32768);
}
} else {
height = this->source_height >> 1;
do {
dst_1 = (uint16_t*)_dst;
dst_2 = (void*)( (uint8_t *)_dst + this->rgb_stride );
py_1 = _py;
py_2 = _py + this->y_stride;
pu = _pu;
pv = _pv;
width = this->source_width >> 3;
do {
RGB(0);
DST1(0);
DST2(0);
RGB(1);
DST2(1);
DST1(1);
RGB(2);
DST1(2);
DST2(2);
RGB(3);
DST2(3);
DST1(3);
pu += 4;
pv += 4;
py_1 += 8;
py_2 += 8;
dst_1 += 8;
dst_2 += 8;
} while (--width);
_dst += 2 * this->rgb_stride;
_py += 2 * this->y_stride;
_pu += this->uv_stride;
_pv += this->uv_stride;
} while (--height);
}
}
/* This is exactly the same code as yuv2rgb_c_32 except for the types of */
/* r, g, b, dst_1, dst_2 */
static void yuv2rgb_c_8 (yuv2rgb_t *this, uint8_t * _dst,
uint8_t * _py, uint8_t * _pu, uint8_t * _pv)
{
int U, V, Y;
uint8_t * py_1, * py_2, * pu, * pv;
uint8_t * r, * g, * b;
uint8_t * dst_1, * dst_2;
int width, height, dst_height;
int dy;
if (this->do_scale) {
scale_line_func_t scale_line = this->scale_line;
scale_line (_pu, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_pv, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_py, this->y_buffer,
this->dest_width, this->step_dx);
dy = 0;
dst_height = this->dest_height;
for (height = 0;; ) {
dst_1 = (uint8_t*)_dst;
py_1 = this->y_buffer;
pu = this->u_buffer;
pv = this->v_buffer;
width = this->dest_width >> 3;
do {
RGB(0);
DST1(0);
RGB(1);
DST1(1);
RGB(2);
DST1(2);
RGB(3);
DST1(3);
pu += 4;
pv += 4;
py_1 += 8;
dst_1 += 8;
} while (--width);
dy += this->step_dy;
_dst += this->rgb_stride;
while (--dst_height > 0 && dy < 32768) {
xine_fast_memcpy (_dst, (uint8_t*)_dst-this->rgb_stride, this->dest_width);
dy += this->step_dy;
_dst += this->rgb_stride;
}
if (dst_height <= 0)
break;
do {
dy -= 32768;
_py += this->y_stride;
scale_line (_py, this->y_buffer,
this->dest_width, this->step_dx);
if (height & 1) {
_pu += this->uv_stride;
_pv += this->uv_stride;
scale_line (_pu, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_pv, this->v_buffer,
this->dest_width >> 1, this->step_dx);
}
height++;
} while( dy>=32768 );
}
} else {
height = this->source_height >> 1;
do {
dst_1 = (uint8_t*)_dst;
dst_2 = (void*)( (uint8_t *)_dst + this->rgb_stride );
py_1 = _py;
py_2 = _py + this->y_stride;
pu = _pu;
pv = _pv;
width = this->source_width >> 3;
do {
RGB(0);
DST1(0);
DST2(0);
RGB(1);
DST2(1);
DST1(1);
RGB(2);
DST1(2);
DST2(2);
RGB(3);
DST2(3);
DST1(3);
pu += 4;
pv += 4;
py_1 += 8;
py_2 += 8;
dst_1 += 8;
dst_2 += 8;
} while (--width);
_dst += 2 * this->rgb_stride;
_py += 2 * this->y_stride;
_pu += this->uv_stride;
_pv += this->uv_stride;
} while (--height);
}
}
/* now for something different: 256 grayscale mode */
static void yuv2rgb_c_gray (yuv2rgb_t *this, uint8_t * _dst,
uint8_t * _py, uint8_t * _pu, uint8_t * _pv)
{
int height, dst_height;
int dy;
if (this->do_scale) {
scale_line_func_t scale_line = this->scale_line;
dy = 0;
dst_height = this->dest_height;
for (;;) {
scale_line (_py, _dst, this->dest_width, this->step_dx);
dy += this->step_dy;
_dst += this->rgb_stride;
while (--dst_height > 0 && dy < 32768) {
xine_fast_memcpy (_dst, (uint8_t*)_dst-this->rgb_stride, this->dest_width);
dy += this->step_dy;
_dst += this->rgb_stride;
}
if (dst_height <= 0)
break;
_py += this->y_stride*(dy>>15);
dy &= 32767;
/* dy -= 32768;
_py += this->y_stride;
*/
}
} else {
for (height = this->source_height; --height >= 0; ) {
xine_fast_memcpy(_dst, _py, this->dest_width);
_dst += this->rgb_stride;
_py += this->y_stride;
}
}
}
/* now for something different: 256 color mode */
static void yuv2rgb_c_palette (yuv2rgb_t *this, uint8_t * _dst,
uint8_t * _py, uint8_t * _pu, uint8_t * _pv)
{
int U, V, Y;
uint8_t * py_1, * py_2, * pu, * pv;
uint16_t * r, * g, * b;
uint8_t * dst_1, * dst_2;
int width, height, dst_height;
int dy;
if (this->do_scale) {
scale_line_func_t scale_line = this->scale_line;
scale_line (_pu, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_pv, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_py, this->y_buffer,
this->dest_width, this->step_dx);
dy = 0;
dst_height = this->dest_height;
for (height = 0;; ) {
dst_1 = _dst;
py_1 = this->y_buffer;
pu = this->u_buffer;
pv = this->v_buffer;
width = this->dest_width >> 3;
do {
RGB(0);
DST1CMAP(0);
RGB(1);
DST1CMAP(1);
RGB(2);
DST1CMAP(2);
RGB(3);
DST1CMAP(3);
pu += 4;
pv += 4;
py_1 += 8;
dst_1 += 8;
} while (--width);
dy += this->step_dy;
_dst += this->rgb_stride;
while (--dst_height > 0 && dy < 32768) {
xine_fast_memcpy (_dst, (uint8_t*)_dst-this->rgb_stride, this->dest_width);
dy += this->step_dy;
_dst += this->rgb_stride;
}
if (dst_height <= 0)
break;
do {
dy -= 32768;
_py += this->y_stride;
scale_line (_py, this->y_buffer,
this->dest_width, this->step_dx);
if (height & 1) {
_pu += this->uv_stride;
_pv += this->uv_stride;
scale_line (_pu, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line (_pv, this->v_buffer,
this->dest_width >> 1, this->step_dx);
}
height++;
} while( dy>=32768 );
}
} else {
height = this->source_height >> 1;
do {
dst_1 = _dst;
dst_2 = _dst + this->rgb_stride;
py_1 = _py;
py_2 = _py + this->y_stride;
pu = _pu;
pv = _pv;
width = this->source_width >> 3;
do {
RGB(0);
DST1CMAP(0);
DST2CMAP(0);
RGB(1);
DST2CMAP(1);
DST1CMAP(1);
RGB(2);
DST1CMAP(2);
DST2CMAP(2);
RGB(3);
DST2CMAP(3);
DST1CMAP(3);
pu += 4;
pv += 4;
py_1 += 8;
py_2 += 8;
dst_1 += 8;
dst_2 += 8;
} while (--width);
_dst += 2 * this->rgb_stride;
_py += 2 * this->y_stride;
_pu += this->uv_stride;
_pv += this->uv_stride;
} while (--height);
}
}
static int div_round (int dividend, int divisor)
{
if (dividend > 0)
return (dividend + (divisor>>1)) / divisor;
else
return -((-dividend + (divisor>>1)) / divisor);
}
static void yuv2rgb_setup_tables (yuv2rgb_factory_t *this, int mode, int swapped)
{
int i;
uint8_t table_Y[1024];
uint32_t * table_32 = 0;
uint16_t * table_16 = 0;
uint8_t * table_8 = 0;
int entry_size = 0;
void *table_r = 0, *table_g = 0, *table_b = 0;
int shift_r = 0, shift_g = 0, shift_b = 0;
int crv = Inverse_Table_6_9[this->matrix_coefficients][0];
int cbu = Inverse_Table_6_9[this->matrix_coefficients][1];
int cgu = -Inverse_Table_6_9[this->matrix_coefficients][2];
int cgv = -Inverse_Table_6_9[this->matrix_coefficients][3];
for (i = 0; i < 1024; i++) {
int j;
j = (76309 * (i - 384 - 16) + 32768) >> 16;
j = (j < 0) ? 0 : ((j > 255) ? 255 : j);
table_Y[i] = j;
}
switch (mode) {
case MODE_32_RGB:
case MODE_32_BGR:
table_32 = malloc ((197 + 2*682 + 256 + 132) * sizeof (uint32_t));
entry_size = sizeof (uint32_t);
table_r = table_32 + 197;
table_b = table_32 + 197 + 685;
table_g = table_32 + 197 + 2*682;
if (swapped) {
switch (mode) {
case MODE_32_RGB: shift_r = 8; shift_g = 16; shift_b = 24; break;
case MODE_32_BGR: shift_r = 24; shift_g = 16; shift_b = 8; break;
}
} else {
switch (mode) {
case MODE_32_RGB: shift_r = 16; shift_g = 8; shift_b = 0; break;
case MODE_32_BGR: shift_r = 0; shift_g = 8; shift_b = 16; break;
}
}
for (i = -197; i < 256+197; i++)
((uint32_t *) table_r)[i] = table_Y[i+384] << shift_r;
for (i = -132; i < 256+132; i++)
((uint32_t *) table_g)[i] = table_Y[i+384] << shift_g;
for (i = -232; i < 256+232; i++)
((uint32_t *) table_b)[i] = table_Y[i+384] << shift_b;
break;
case MODE_24_RGB:
case MODE_24_BGR:
table_8 = malloc ((256 + 2*232) * sizeof (uint8_t));
entry_size = sizeof (uint8_t);
table_r = table_g = table_b = table_8 + 232;
for (i = -232; i < 256+232; i++)
((uint8_t * )table_b)[i] = table_Y[i+384];
break;
case MODE_15_BGR:
case MODE_16_BGR:
case MODE_15_RGB:
case MODE_16_RGB:
table_16 = malloc ((197 + 2*682 + 256 + 132) * sizeof (uint16_t));
entry_size = sizeof (uint16_t);
table_r = table_16 + 197;
table_b = table_16 + 197 + 685;
table_g = table_16 + 197 + 2*682;
if (swapped) {
switch (mode) {
case MODE_15_BGR: shift_r = 8; shift_g = 5; shift_b = 2; break;
case MODE_16_BGR: shift_r = 8; shift_g = 5; shift_b = 3; break;
case MODE_15_RGB: shift_r = 2; shift_g = 5; shift_b = 8; break;
case MODE_16_RGB: shift_r = 3; shift_g = 5; shift_b = 8; break;
}
} else {
switch (mode) {
case MODE_15_BGR: shift_r = 0; shift_g = 5; shift_b = 10; break;
case MODE_16_BGR: shift_r = 0; shift_g = 5; shift_b = 11; break;
case MODE_15_RGB: shift_r = 10; shift_g = 5; shift_b = 0; break;
case MODE_16_RGB: shift_r = 11; shift_g = 5; shift_b = 0; break;
}
}
for (i = -197; i < 256+197; i++)
((uint16_t *)table_r)[i] = (table_Y[i+384] >> 3) << shift_r;
for (i = -132; i < 256+132; i++) {
int j = table_Y[i+384] >> (((mode==MODE_16_RGB) || (mode==MODE_16_BGR)) ? 2 : 3);
if (swapped)
((uint16_t *)table_g)[i] = (j&7) << 13 | (j>>3);
else
((uint16_t *)table_g)[i] = j << 5;
}
for (i = -232; i < 256+232; i++)
((uint16_t *)table_b)[i] = (table_Y[i+384] >> 3) << shift_b;
break;
case MODE_8_RGB:
case MODE_8_BGR:
table_8 = malloc ((197 + 2*682 + 256 + 132) * sizeof (uint8_t));
entry_size = sizeof (uint8_t);
table_r = table_8 + 197;
table_b = table_8 + 197 + 685;
table_g = table_8 + 197 + 2*682;
switch (mode) {
case MODE_8_RGB: shift_r = 5; shift_g = 2; shift_b = 0; break;
case MODE_8_BGR: shift_r = 0; shift_g = 3; shift_b = 6; break;
}
for (i = -197; i < 256+197; i++)
((uint8_t *) table_r)[i] = (table_Y[i+384] >> 5) << shift_r;
for (i = -132; i < 256+132; i++)
((uint8_t *) table_g)[i] = (table_Y[i+384] >> 5) << shift_g;
for (i = -232; i < 256+232; i++)
((uint8_t *) table_b)[i] = (table_Y[i+384] >> 6) << shift_b;
break;
case MODE_8_GRAY:
return;
case MODE_PALETTE:
table_16 = malloc ((197 + 2*682 + 256 + 132) * sizeof (uint16_t));
entry_size = sizeof (uint16_t);
table_r = table_16 + 197;
table_b = table_16 + 197 + 685;
table_g = table_16 + 197 + 2*682;
shift_r = 10;
shift_g = 5;
shift_b = 0;
for (i = -197; i < 256+197; i++)
((uint16_t *)table_r)[i] = (table_Y[i+384] >> 3) << 10;
for (i = -132; i < 256+132; i++)
((uint16_t *)table_g)[i] = (table_Y[i+384] >> 3) << 5;
for (i = -232; i < 256+232; i++)
((uint16_t *)table_b)[i] = (table_Y[i+384] >> 3) << 0;
break;
default:
fprintf (stderr, "mode %d not supported by yuv2rgb\n", mode);
abort();
}
for (i = 0; i < 256; i++) {
this->table_rV[i] = (((uint8_t *) table_r) +
entry_size * div_round (crv * (i-128), 76309));
this->table_gU[i] = (((uint8_t *) table_g) +
entry_size * div_round (cgu * (i-128), 76309));
this->table_gV[i] = entry_size * div_round (cgv * (i-128), 76309);
this->table_bU[i] = (((uint8_t *)table_b) +
entry_size * div_round (cbu * (i-128), 76309));
}
this->gamma = 0;
this->entry_size = entry_size;
}
static uint32_t yuv2rgb_single_pixel_32 (yuv2rgb_t *this, uint8_t y, uint8_t u, uint8_t v)
{
uint32_t * r, * g, * b;
r = this->table_rV[v];
g = (void *) (((uint8_t *)this->table_gU[u]) + this->table_gV[v]);
b = this->table_bU[u];
return r[y] + g[y] + b[y];
}
static uint32_t yuv2rgb_single_pixel_24_rgb (yuv2rgb_t *this, uint8_t y, uint8_t u, uint8_t v)
{
uint8_t * r, * g, * b;
r = this->table_rV[v];
g = (void *) (((uint8_t *)this->table_gU[u]) + this->table_gV[v]);
b = this->table_bU[u];
return (uint32_t) r[y] +
((uint32_t) g[y] << 8) +
((uint32_t) b[y] << 16);
}
static uint32_t yuv2rgb_single_pixel_24_bgr (yuv2rgb_t *this, uint8_t y, uint8_t u, uint8_t v)
{
uint8_t * r, * g, * b;
r = this->table_rV[v];
g = (void *) (((uint8_t *)this->table_gU[u]) + this->table_gV[v]);
b = this->table_bU[u];
return (uint32_t) b[y] +
((uint32_t) g[y] << 8) +
((uint32_t) r[y] << 16);
}
static uint32_t yuv2rgb_single_pixel_16 (yuv2rgb_t *this, uint8_t y, uint8_t u, uint8_t v)
{
uint16_t * r, * g, * b;
r = this->table_rV[v];
g = (void *) (((uint8_t *)this->table_gU[u]) + this->table_gV[v]);
b = this->table_bU[u];
return r[y] + g[y] + b[y];
}
static uint32_t yuv2rgb_single_pixel_8 (yuv2rgb_t *this, uint8_t y, uint8_t u, uint8_t v)
{
uint8_t * r, * g, * b;
r = this->table_rV[v];
g = (void *) (((uint8_t *)this->table_gU[u]) + this->table_gV[v]);
b = this->table_bU[u];
return r[y] + g[y] + b[y];
}
static uint32_t yuv2rgb_single_pixel_gray (yuv2rgb_t *this, uint8_t y, uint8_t u, uint8_t v)
{
return y;
}
static uint32_t yuv2rgb_single_pixel_palette (yuv2rgb_t *this, uint8_t y, uint8_t u, uint8_t v)
{
uint16_t * r, * g, * b;
r = this->table_rV[v];
g = (void *) (((uint8_t *)this->table_gU[u]) + this->table_gV[v]);
b = this->table_bU[u];
return this->cmap[r[y] + g[y] + b[y]];
}
static void yuv2rgb_c_init (yuv2rgb_factory_t *this)
{
switch (this->mode) {
case MODE_32_RGB:
case MODE_32_BGR:
this->yuv2rgb_fun = yuv2rgb_c_32;
break;
case MODE_24_RGB:
case MODE_24_BGR:
this->yuv2rgb_fun =
(this->mode==MODE_24_RGB && !this->swapped) || (this->mode==MODE_24_BGR && this->swapped)
? yuv2rgb_c_24_rgb
: yuv2rgb_c_24_bgr;
break;
case MODE_15_BGR:
case MODE_16_BGR:
case MODE_15_RGB:
case MODE_16_RGB:
this->yuv2rgb_fun = yuv2rgb_c_16;
break;
case MODE_8_RGB:
case MODE_8_BGR:
this->yuv2rgb_fun = yuv2rgb_c_8;
break;
case MODE_8_GRAY:
this->yuv2rgb_fun = yuv2rgb_c_gray;
break;
case MODE_PALETTE:
this->yuv2rgb_fun = yuv2rgb_c_palette;
break;
default:
printf ("yuv2rgb: mode %d not supported by yuv2rgb\n", this->mode);
abort();
}
}
static void yuv2rgb_single_pixel_init (yuv2rgb_factory_t *this) {
switch (this->mode) {
case MODE_32_RGB:
case MODE_32_BGR:
this->yuv2rgb_single_pixel_fun = yuv2rgb_single_pixel_32;
break;
case MODE_24_RGB:
case MODE_24_BGR:
this->yuv2rgb_single_pixel_fun =
(this->mode==MODE_24_RGB && !this->swapped) || (this->mode==MODE_24_BGR && this->swapped)
? yuv2rgb_single_pixel_24_rgb
: yuv2rgb_single_pixel_24_bgr;
break;
case MODE_15_BGR:
case MODE_16_BGR:
case MODE_15_RGB:
case MODE_16_RGB:
this->yuv2rgb_single_pixel_fun = yuv2rgb_single_pixel_16;
break;
case MODE_8_RGB:
case MODE_8_BGR:
this->yuv2rgb_single_pixel_fun = yuv2rgb_single_pixel_8;
break;
case MODE_8_GRAY:
this->yuv2rgb_single_pixel_fun = yuv2rgb_single_pixel_gray;
break;
case MODE_PALETTE:
this->yuv2rgb_single_pixel_fun = yuv2rgb_single_pixel_palette;
break;
default:
printf ("yuv2rgb: mode %d not supported by yuv2rgb\n", this->mode);
abort();
}
}
/*
* yuy2 stuff
*/
static void yuy22rgb_c_32 (yuv2rgb_t *this, uint8_t * _dst, uint8_t * _p)
{
int U, V, Y;
uint8_t * py_1, * pu, * pv;
uint32_t * r, * g, * b;
uint32_t * dst_1;
int width, height;
int dy;
/* FIXME: implement unscaled version */
scale_line_4 (_p+1, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_4 (_p+3, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_2 (_p, this->y_buffer,
this->dest_width, this->step_dx);
dy = 0;
height = this->dest_height;
for (;;) {
dst_1 = (uint32_t*)_dst;
py_1 = this->y_buffer;
pu = this->u_buffer;
pv = this->v_buffer;
width = this->dest_width >> 3;
do {
RGB(0);
DST1(0);
RGB(1);
DST1(1);
RGB(2);
DST1(2);
RGB(3);
DST1(3);
pu += 4;
pv += 4;
py_1 += 8;
dst_1 += 8;
} while (--width);
dy += this->step_dy;
_dst += this->rgb_stride;
while (--height > 0 && dy < 32768) {
xine_fast_memcpy (_dst, (uint8_t*)_dst-this->rgb_stride, this->dest_width*4);
dy += this->step_dy;
_dst += this->rgb_stride;
}
if (height <= 0)
break;
_p += this->y_stride*2*(dy>>15);
dy &= 32767;
/*
dy -= 32768;
_p += this->y_stride*2;
*/
scale_line_4 (_p+1, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_4 (_p+3, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_2 (_p, this->y_buffer,
this->dest_width, this->step_dx);
}
}
static void yuy22rgb_c_24_rgb (yuv2rgb_t *this, uint8_t * _dst, uint8_t * _p)
{
int U, V, Y;
uint8_t * py_1, * pu, * pv;
uint8_t * r, * g, * b;
uint8_t * dst_1;
int width, height;
int dy;
/* FIXME: implement unscaled version */
scale_line_4 (_p+1, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_4 (_p+3, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_2 (_p, this->y_buffer,
this->dest_width, this->step_dx);
dy = 0;
height = this->dest_height;
for (;;) {
dst_1 = _dst;
py_1 = this->y_buffer;
pu = this->u_buffer;
pv = this->v_buffer;
width = this->dest_width >> 3;
do {
RGB(0);
DST1RGB(0);
RGB(1);
DST1RGB(1);
RGB(2);
DST1RGB(2);
RGB(3);
DST1RGB(3);
pu += 4;
pv += 4;
py_1 += 8;
dst_1 += 24;
} while (--width);
dy += this->step_dy;
_dst += this->rgb_stride;
while (--height > 0 && dy < 32768) {
xine_fast_memcpy (_dst, (uint8_t*)_dst-this->rgb_stride, this->dest_width*3);
dy += this->step_dy;
_dst += this->rgb_stride;
}
if (height <= 0)
break;
_p += this->y_stride*2*(dy>>15);
dy &= 32767;
/*
dy -= 32768;
_p += this->y_stride*2;
*/
scale_line_4 (_p+1, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_4 (_p+3, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_2 (_p, this->y_buffer,
this->dest_width, this->step_dx);
}
}
static void yuy22rgb_c_24_bgr (yuv2rgb_t *this, uint8_t * _dst, uint8_t * _p)
{
int U, V, Y;
uint8_t * py_1, * pu, * pv;
uint8_t * r, * g, * b;
uint8_t * dst_1;
int width, height;
int dy;
/* FIXME: implement unscaled version */
scale_line_4 (_p+1, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_4 (_p+3, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_2 (_p, this->y_buffer,
this->dest_width, this->step_dx);
dy = 0;
height = this->dest_height;
for (;;) {
dst_1 = _dst;
py_1 = this->y_buffer;
pu = this->u_buffer;
pv = this->v_buffer;
width = this->dest_width >> 3;
do {
RGB(0);
DST1BGR(0);
RGB(1);
DST1BGR(1);
RGB(2);
DST1BGR(2);
RGB(3);
DST1BGR(3);
pu += 4;
pv += 4;
py_1 += 8;
dst_1 += 24;
} while (--width);
dy += this->step_dy;
_dst += this->rgb_stride;
while (--height > 0 && dy < 32768) {
xine_fast_memcpy (_dst, (uint8_t*)_dst-this->rgb_stride, this->dest_width*3);
dy += this->step_dy;
_dst += this->rgb_stride;
}
if (height <= 0)
break;
_p += this->y_stride*2*(dy>>15);
dy &= 32767;
scale_line_4 (_p+1, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_4 (_p+3, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_2 (_p, this->y_buffer,
this->dest_width, this->step_dx);
}
}
static void yuy22rgb_c_16 (yuv2rgb_t *this, uint8_t * _dst, uint8_t * _p)
{
int U, V, Y;
uint8_t * py_1, * pu, * pv;
uint16_t * r, * g, * b;
uint16_t * dst_1;
int width, height;
int dy;
/* FIXME: implement unscaled version */
scale_line_4 (_p+1, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_4 (_p+3, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_2 (_p, this->y_buffer,
this->dest_width, this->step_dx);
dy = 0;
height = this->dest_height;
for (;;) {
dst_1 = (uint16_t*)_dst;
py_1 = this->y_buffer;
pu = this->u_buffer;
pv = this->v_buffer;
width = this->dest_width >> 3;
do {
RGB(0);
DST1(0);
RGB(1);
DST1(1);
RGB(2);
DST1(2);
RGB(3);
DST1(3);
pu += 4;
pv += 4;
py_1 += 8;
dst_1 += 8;
} while (--width);
dy += this->step_dy;
_dst += this->rgb_stride;
while (--height > 0 && dy < 32768) {
xine_fast_memcpy (_dst, (uint8_t*)_dst-this->rgb_stride, this->dest_width*2);
dy += this->step_dy;
_dst += this->rgb_stride;
}
if (height <= 0)
break;
_p += this->y_stride*2*(dy>>15);
dy &= 32767;
scale_line_4 (_p+1, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_4 (_p+3, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_2 (_p, this->y_buffer,
this->dest_width, this->step_dx);
}
}
static void yuy22rgb_c_8 (yuv2rgb_t *this, uint8_t * _dst, uint8_t * _p)
{
int U, V, Y;
uint8_t * py_1, * pu, * pv;
uint8_t * r, * g, * b;
uint8_t * dst_1;
int width, height;
int dy;
/* FIXME: implement unscaled version */
scale_line_4 (_p+1, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_4 (_p+3, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_2 (_p, this->y_buffer,
this->dest_width, this->step_dx);
dy = 0;
height = this->dest_height;
for (;;) {
dst_1 = _dst;
py_1 = this->y_buffer;
pu = this->u_buffer;
pv = this->v_buffer;
width = this->dest_width >> 3;
do {
RGB(0);
DST1(0);
RGB(1);
DST1(1);
RGB(2);
DST1(2);
RGB(3);
DST1(3);
pu += 4;
pv += 4;
py_1 += 8;
dst_1 += 8;
} while (--width);
dy += this->step_dy;
_dst += this->rgb_stride;
while (--height > 0 && dy < 32768) {
xine_fast_memcpy (_dst, (uint8_t*)_dst-this->rgb_stride, this->dest_width);
dy += this->step_dy;
_dst += this->rgb_stride;
}
if (height <= 0)
break;
_p += this->y_stride*2*(dy>>15);
dy &= 32767;
scale_line_4 (_p+1, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_4 (_p+3, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_2 (_p, this->y_buffer,
this->dest_width, this->step_dx);
}
}
static void yuy22rgb_c_gray (yuv2rgb_t *this, uint8_t * _dst, uint8_t * _p)
{
int width, height;
int dy;
uint8_t * dst;
uint8_t * y;
if (this->do_scale) {
dy = 0;
height = this->dest_height;
for (;;) {
scale_line_2 (_p, _dst, this->dest_width, this->step_dx);
dy += this->step_dy;
_dst += this->rgb_stride;
while (--height > 0 && dy < 32768) {
xine_fast_memcpy (_dst, (uint8_t*)_dst-this->rgb_stride, this->dest_width);
dy += this->step_dy;
_dst += this->rgb_stride;
}
if (height <= 0)
break;
_p += this->y_stride*2*(dy>>15);
dy &= 32767;
}
} else {
for (height = this->source_height; --height >= 0; ) {
dst = _dst;
y = _p;
for (width = this->source_width; --width >= 0; ) {
*dst++ = *y;
y += 2;
}
_dst += this->rgb_stride;
_p += this->y_stride*2;
}
}
}
static void yuy22rgb_c_palette (yuv2rgb_t *this, uint8_t * _dst, uint8_t * _p)
{
int U, V, Y;
uint8_t * py_1, * pu, * pv;
uint16_t * r, * g, * b;
uint8_t * dst_1;
int width, height;
int dy;
scale_line_4 (_p+1, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_4 (_p+3, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_2 (_p, this->y_buffer,
this->dest_width, this->step_dx);
dy = 0;
height = this->dest_height;
for (;;) {
dst_1 = _dst;
py_1 = this->y_buffer;
pu = this->u_buffer;
pv = this->v_buffer;
width = this->dest_width >> 3;
do {
RGB(0);
DST1CMAP(0);
RGB(1);
DST1CMAP(1);
RGB(2);
DST1CMAP(2);
RGB(3);
DST1CMAP(3);
pu += 4;
pv += 4;
py_1 += 8;
dst_1 += 8;
} while (--width);
dy += this->step_dy;
_dst += this->rgb_stride;
while (--height > 0 && dy < 32768) {
xine_fast_memcpy (_dst, (uint8_t*)_dst-this->rgb_stride, this->dest_width);
dy += this->step_dy;
_dst += this->rgb_stride;
}
if (height <= 0)
break;
_p += this->y_stride*2*(dy>>15);
dy &= 32767;
scale_line_4 (_p+1, this->u_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_4 (_p+3, this->v_buffer,
this->dest_width >> 1, this->step_dx);
scale_line_2 (_p, this->y_buffer,
this->dest_width, this->step_dx);
}
}
static void yuy22rgb_c_init (yuv2rgb_factory_t *this)
{
switch (this->mode) {
case MODE_32_RGB:
case MODE_32_BGR:
this->yuy22rgb_fun = yuy22rgb_c_32;
break;
case MODE_24_RGB:
case MODE_24_BGR:
this->yuy22rgb_fun =
(this->mode==MODE_24_RGB && !this->swapped) || (this->mode==MODE_24_BGR && this->swapped)
? yuy22rgb_c_24_rgb
: yuy22rgb_c_24_bgr;
break;
case MODE_15_BGR:
case MODE_16_BGR:
case MODE_15_RGB:
case MODE_16_RGB:
this->yuy22rgb_fun = yuy22rgb_c_16;
break;
case MODE_8_RGB:
case MODE_8_BGR:
this->yuy22rgb_fun = yuy22rgb_c_8;
break;
case MODE_8_GRAY:
this->yuy22rgb_fun = yuy22rgb_c_gray;
break;
case MODE_PALETTE:
this->yuy22rgb_fun = yuy22rgb_c_palette;
break;
default:
printf ("yuv2rgb: mode %d not supported for yuy2\n", this->mode);
}
}
yuv2rgb_t *yuv2rgb_create_converter (yuv2rgb_factory_t *factory) {
yuv2rgb_t *this = xine_xmalloc (sizeof (yuv2rgb_t));
this->cmap = factory->cmap;
this->y_chunk = this->y_buffer = NULL;
this->u_chunk = this->u_buffer = NULL;
this->v_chunk = this->v_buffer = NULL;
this->table_rV = factory->table_rV;
this->table_gU = factory->table_gU;
this->table_gV = factory->table_gV;
this->table_bU = factory->table_bU;
this->yuv2rgb_fun = factory->yuv2rgb_fun;
this->yuy22rgb_fun = factory->yuy22rgb_fun;
this->yuv2rgb_single_pixel_fun = factory->yuv2rgb_single_pixel_fun;
this->configure = yuv2rgb_configure;
return this;
}
/*
* factory functions
*/
void yuv2rgb_set_gamma (yuv2rgb_factory_t *this, int gamma) {
int i;
for (i = 0; i < 256; i++) {
(uint8_t *)this->table_rV[i] += this->entry_size*(gamma - this->gamma);
(uint8_t *)this->table_gU[i] += this->entry_size*(gamma - this->gamma);
(uint8_t *)this->table_bU[i] += this->entry_size*(gamma - this->gamma);
}
#ifdef ARCH_X86
mmx_yuv2rgb_set_gamma(gamma);
#endif
this->gamma = gamma;
}
int yuv2rgb_get_gamma (yuv2rgb_factory_t *this) {
return this->gamma;
}
yuv2rgb_factory_t* yuv2rgb_factory_init (int mode, int swapped,
uint8_t *cmap) {
yuv2rgb_factory_t *this;
#ifdef ARCH_X86
uint32_t mm = xine_mm_accel();
#endif
this = malloc (sizeof (yuv2rgb_factory_t));
this->mode = mode;
this->swapped = swapped;
this->cmap = cmap;
this->create_converter = yuv2rgb_create_converter;
this->set_gamma = yuv2rgb_set_gamma;
this->get_gamma = yuv2rgb_get_gamma;
this->matrix_coefficients = 6;
yuv2rgb_setup_tables (this, mode, swapped);
/*
* auto-probe for the best yuv2rgb function
*/
this->yuv2rgb_fun = NULL;
#ifdef ARCH_X86
if ((this->yuv2rgb_fun == NULL) && (mm & MM_ACCEL_X86_MMXEXT)) {
yuv2rgb_init_mmxext (this);
if (this->yuv2rgb_fun != NULL)
printf ("yuv2rgb: using MMXEXT for colorspace transform\n");
}
if ((this->yuv2rgb_fun == NULL) && (mm & MM_ACCEL_X86_MMX)) {
yuv2rgb_init_mmx (this);
if (this->yuv2rgb_fun != NULL)
printf ("yuv2rgb: using MMX for colorspace transform\n");
}
#endif
#if HAVE_MLIB
if (this->yuv2rgb_fun == NULL) {
yuv2rgb_init_mlib (this);
if (this->yuv2rgb_fun != NULL)
printf ("yuv2rgb: using medialib for colorspace transform\n");
}
#endif
#ifdef __arm__
if (this->yuv2rgb_fun == NULL) {
yuv2rgb_init_arm ( this );
if(this->yuv2rgb_fun != NULL)
printf("yuv2rgb: using arm4l assembler for colorspace transform\n" );
}
#endif
if (this->yuv2rgb_fun == NULL) {
printf ("yuv2rgb: no accelerated colorspace conversion found\n");
yuv2rgb_c_init (this);
}
/*
* auto-probe for the best yuy22rgb function
*/
/* FIXME: implement mmx/mlib functions */
yuy22rgb_c_init (this);
/*
* set up single pixel function
*/
yuv2rgb_single_pixel_init (this);
return this;
}