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authorMichael Niedermayer <michaelni@gmx.at>2004-09-26 23:01:42 +0000
committerMichael Niedermayer <michaelni@gmx.at>2004-09-26 23:01:42 +0000
commit718455951c74269a95117b117a2790c4edeef979 (patch)
tree3daa2a7a8bf4dee9c6531e175f3eba0d75a82a19 /libavcodec
parent0f74857497709eec01319ca04aabcec568546a2f (diff)
downloadffmpeg-718455951c74269a95117b117a2790c4edeef979.tar.gz
lowres chroma fix
Originally committed as revision 3517 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec')
-rw-r--r--libavcodec/mpegvideo.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c
index 1b6aeb804a..95c146429e 100644
--- a/libavcodec/mpegvideo.c
+++ b/libavcodec/mpegvideo.c
@@ -2640,8 +2640,8 @@ static always_inline void mpeg_motion_lowres(MpegEncContext *s,
src_y =(s->mb_y*2*block_s>>field_based) + (motion_y >> (lowres+1));
if (s->out_format == FMT_H263) {
- uvsx = sx | ((motion_x & 2)>>1);
- uvsy = sy | ((motion_y & 2)>>1);
+ uvsx = ((motion_x>>1) & s_mask) | (sx&1);
+ uvsy = ((motion_y>>1) & s_mask) | (sy&1);
uvsrc_x = src_x>>1;
uvsrc_y = src_y>>1;
}else if(s->out_format == FMT_H261){//even chroma mv's are full pel in H261