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h264: Fix invalid interlaced progressive MB combinations for direct mode prediction.

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Fixes Ticket312

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 833a195905)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-11-21 02:03:13 +01:00
parent 9b667da05d
commit b8fc301769
1 changed files with 4 additions and 0 deletions
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4
libavcodec/h264_direct.c
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@ -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].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)