From: Michael Niedermayer Date: Sat, 23 Jan 2010 13:54:02 +0000 (+0000) Subject: Optmize 8x8dct check used to skip some borders in the loop filter. X-Git-Tag: v0.6~1716 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=933bea77e5792c993d196405ab04f4074d30db83;p=platform%2Fupstream%2Flibav.git Optmize 8x8dct check used to skip some borders in the loop filter. 4 cpu cycles faster. Originally committed as revision 21396 to svn://svn.ffmpeg.org/ffmpeg/trunk --- diff --git a/libavcodec/h264_loopfilter.c b/libavcodec/h264_loopfilter.c index e00baee..289f022 100644 --- a/libavcodec/h264_loopfilter.c +++ b/libavcodec/h264_loopfilter.c @@ -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)) {