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Optmize 8x8dct check used to skip some borders in the loop filter.

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4 cpu cycles faster.

Originally committed as revision 21396 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2010-01-23 13:54:02 +00:00
parent 6242b1c424
commit 933bea77e5
1 changed files with 1 additions and 1 deletions
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2
libavcodec/h264_loopfilter.c
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@ -491,7 +491,7 @@ static av_always_inline void filter_mb_dir(H264Context *h, int mb_x, int mb_y, u
DECLARE_ALIGNED_8(int16_t, bS)[4];
int qp;
if( (edge&1) && IS_8x8DCT(mb_type) )
if( IS_8x8DCT(mb_type & (edge<<24)) ) // (edge&1) && IS_8x8DCT(mb_type)
continue;
if( IS_INTRA(mb_type|mbn_type)) {