[FFmpeg-cvslog] ffv1dec: output PIX_FMT_YUV422P10 and PIX_FMT_YUV420P10 when possible.
Michael Niedermayer
git at videolan.org
Thu May 12 17:38:19 CEST 2011
ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu May 12 17:27:31 2011 +0200| [7a3a2598400af165a235eb4c08afd78a44eb2601] | committer: Michael Niedermayer
ffv1dec: output PIX_FMT_YUV422P10 and PIX_FMT_YUV420P10 when possible.
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7a3a2598400af165a235eb4c08afd78a44eb2601
---
libavcodec/ffv1.c | 22 +++++++++++++++++++---
1 files changed, 19 insertions(+), 3 deletions(-)
diff --git a/libavcodec/ffv1.c b/libavcodec/ffv1.c
index f832391..1c613ad 100644
--- a/libavcodec/ffv1.c
+++ b/libavcodec/ffv1.c
@@ -1402,8 +1402,14 @@ static void decode_plane(FFV1Context *s, uint8_t *src, int w, int h, int stride,
}
}else{
decode_line(s, w, sample, plane_index, s->avctx->bits_per_raw_sample);
- for(x=0; x<w; x++){
- ((uint16_t*)(src + stride*y))[x]= sample[1][x] << (16 - s->avctx->bits_per_raw_sample);
+ if(s->packed_at_lsb){
+ for(x=0; x<w; x++){
+ ((uint16_t*)(src + stride*y))[x]= sample[1][x];
+ }
+ }else{
+ for(x=0; x<w; x++){
+ ((uint16_t*)(src + stride*y))[x]= sample[1][x] << (16 - s->avctx->bits_per_raw_sample);
+ }
}
}
//STOP_TIMER("decode-line")}
@@ -1618,7 +1624,16 @@ static int read_header(FFV1Context *f){
av_log(f->avctx, AV_LOG_ERROR, "format not supported\n");
return -1;
}
- }else{
+ }else if(f->avctx->bits_per_raw_sample==10) {
+ switch(16*f->chroma_h_shift + f->chroma_v_shift){
+ case 0x00: f->avctx->pix_fmt= PIX_FMT_YUV444P16; break;
+ case 0x10: f->avctx->pix_fmt= PIX_FMT_YUV422P10; f->packed_at_lsb=1; break;
+ case 0x11: f->avctx->pix_fmt= PIX_FMT_YUV420P10; f->packed_at_lsb=1; break;
+ default:
+ av_log(f->avctx, AV_LOG_ERROR, "format not supported\n");
+ return -1;
+ }
+ }else {
switch(16*f->chroma_h_shift + f->chroma_v_shift){
case 0x00: f->avctx->pix_fmt= PIX_FMT_YUV444P16; break;
case 0x10: f->avctx->pix_fmt= PIX_FMT_YUV422P16; break;
@@ -1655,6 +1670,7 @@ static int read_header(FFV1Context *f){
for(j=0; j<f->slice_count; j++){
FFV1Context *fs= f->slice_context[j];
fs->ac= f->ac;
+ fs->packed_at_lsb= f->packed_at_lsb;
if(f->version >= 2){
fs->slice_x = get_symbol(c, state, 0) *f->width ;
More information about the ffmpeg-cvslog
mailing list