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Field -> MBAFF direct mode can use data from fields that are not 

in the reference list. Follow the spec and no comment on the sanity of this
design ...
Fixes HPCAMAPALQ_BRCM_B

Originally committed as revision 15407 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2008-09-24 23:24:24 +00:00
parent c75a0cce5b
commit 60c9b24df0
1 changed files with 1 additions and 1 deletions
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2
libavcodec/h264.c
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@ -1008,7 +1008,7 @@ static inline void pred_direct_motion(H264Context * const h, int *mb_type){
int col_parity = FFABS(col_poc[0] - cur_poc) >= FFABS(col_poc[1] - cur_poc);
mb_xy= s->mb_x + ((s->mb_y&~1) + col_parity)*s->mb_stride;
b8_stride = 0;
}else if(!(s->picture_structure & h->ref_list[1][0].reference)){// FL -> FL & differ parity
}else if(!(s->picture_structure & h->ref_list[1][0].reference) && !h->ref_list[1][0].mbaff){// FL -> FL & differ parity
int fieldoff= 2*(h->ref_list[1][0].reference)-3;
mb_xy += s->mb_stride*fieldoff;
}