mirror of https://git.ffmpeg.org/ffmpeg.git
Fix non_zero_count_cache for deblocking in field pictures.
Based on original patch by Martin Zlomek martin.zlomek a email D cz ffmpeg-devel thread: H264: Fix non_zero_count_cache for deblocking in fields Fri, 30 Nov 2007 9:58:23 Originally committed as revision 11212 to svn://svn.ffmpeg.org/ffmpeg/trunk
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@ -171,13 +171,14 @@ static void fill_caches(H264Context *h, int mb_type, int for_deblock){
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int left_block[8];
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int i;
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top_xy = mb_xy - (s->mb_stride << FIELD_PICTURE);
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//FIXME deblocking could skip the intra and nnz parts.
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if(for_deblock && (h->slice_num == 1 || h->slice_table[mb_xy] == h->slice_table[mb_xy-s->mb_stride]) && !FRAME_MBAFF)
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if(for_deblock && (h->slice_num == 1 || h->slice_table[mb_xy] == h->slice_table[top_xy]) && !FRAME_MBAFF)
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return;
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//wow what a mess, why didn't they simplify the interlacing&intra stuff, i can't imagine that these complex rules are worth it
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top_xy = mb_xy - (s->mb_stride << FIELD_PICTURE);
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topleft_xy = top_xy - 1;
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topright_xy= top_xy + 1;
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left_xy[1] = left_xy[0] = mb_xy-1;
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