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authorMichael Niedermayer <michaelni@gmx.at>2011-11-21 02:03:13 +0100
committerMichael Niedermayer <michaelni@gmx.at>2011-11-21 02:18:47 +0100
commit833a195905405fc9646c7544ce9d0f3279608977 (patch)
tree9394fb0cdcccb9658bcec64418c97337506da253 /libavcodec
parentd2e0a6dd64bc323abdaf320aeef3cbad010d2166 (diff)
downloadffmpeg-833a195905405fc9646c7544ce9d0f3279608977.tar.gz
h264: Fix invalid interlaced progressive MB combinations for direct mode prediction.
Fixes Ticket312 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec')
-rw-r--r--libavcodec/h264_direct.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/h264_direct.c b/libavcodec/h264_direct.c
index 453199d540..079c665509 100644
--- a/libavcodec/h264_direct.c
+++ b/libavcodec/h264_direct.c
@@ -253,6 +253,10 @@ static void pred_spatial_direct_motion(H264Context * const h, int *mb_type){
mb_type_col[1] = h->ref_list[1][0].f.mb_type[mb_xy + s->mb_stride];
b8_stride = 2+4*s->mb_stride;
b4_stride *= 6;
+ if(IS_INTERLACED(mb_type_col[0]) != IS_INTERLACED(mb_type_col[1])){
+ mb_type_col[0] &= ~MB_TYPE_INTERLACED;
+ mb_type_col[1] &= ~MB_TYPE_INTERLACED;
+ }
sub_mb_type |= MB_TYPE_16x16|MB_TYPE_DIRECT2; /* B_SUB_8x8 */
if( (mb_type_col[0] & MB_TYPE_16x16_OR_INTRA)