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authorMichael Niedermayer <michaelni@gmx.at>2006-10-24 07:33:39 +0000
committerMichael Niedermayer <michaelni@gmx.at>2006-10-24 07:33:39 +0000
commit5d48f0cb05b72cee05a3bdea603f663b2fe1011b (patch)
treea0da80f068187eccd380d1eb3aad798100fc38e7 /libavcodec
parent4884b9e50d416f84e64bfaf546a03e490cb83a2f (diff)
downloadffmpeg-5d48f0cb05b72cee05a3bdea603f663b2fe1011b.tar.gz
set v_edge_pos correctly for field picture mpeg2
Originally committed as revision 6782 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec')
-rw-r--r--libavcodec/mpeg12.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/libavcodec/mpeg12.c b/libavcodec/mpeg12.c
index 5095bfb7d8..99732ac630 100644
--- a/libavcodec/mpeg12.c
+++ b/libavcodec/mpeg12.c
@@ -2390,10 +2390,12 @@ static void mpeg_decode_picture_coding_extension(MpegEncContext *s)
s->chroma_420_type = get_bits1(&s->gb);
s->progressive_frame = get_bits1(&s->gb);
- if(s->picture_structure == PICT_FRAME)
+ if(s->picture_structure == PICT_FRAME){
s->first_field=0;
- else{
+ s->v_edge_pos= 16*s->mb_height;
+ }else{
s->first_field ^= 1;
+ s->v_edge_pos= 8*s->mb_height;
memset(s->mbskip_table, 0, s->mb_stride*s->mb_height);
}