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Set edges based on cbp and mv partitioning, not just skiped MBs.

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This is faster for videos that have lots of MBs that fall in this category.

Originally committed as revision 21400 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2010-01-23 15:28:34 +00:00
parent 87ac0c0a39
commit 1cc2d21175
1 changed files with 2 additions and 2 deletions
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libavcodec/h264_loopfilter.c
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@ -425,12 +425,12 @@ static av_always_inline void filter_mb_dir(H264Context *h, int mb_x, int mb_y, u
const int mbm_xy = dir == 0 ? mb_xy -1 : h->top_mb_xy;
const int mbm_type = s->current_picture.mb_type[mbm_xy];
const int edges = (mb_type & (MB_TYPE_16x16|MB_TYPE_SKIP))
== (MB_TYPE_16x16|MB_TYPE_SKIP) ? 1 : 4;
// how often to recheck mv-based bS when iterating between edges
static const uint8_t mask_edge_tab[2][8]={{0,3,3,3,1,1,1,1},
{0,3,1,1,3,3,3,3}};
const int mask_edge = mask_edge_tab[dir][(mb_type>>3)&7];
const int edges = mask_edge== 3 && !(h->cbp&15) ? 1 : 4;
// how often to recheck mv-based bS when iterating along each edge
const int mask_par0 = mb_type & (MB_TYPE_16x16 | (MB_TYPE_8x16 >> dir));
int start = h->slice_table[mbm_xy] == 0xFFFF