From 49c084a7451f05219568b246aa17cd8153290a50 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Thu, 18 Dec 2008 01:10:51 +0000 Subject: Skip non intra luma code when there is no coded luma. 0.7% speedup for the cathedral sample. Originally committed as revision 16203 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/h264.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'libavcodec/h264.c') diff --git a/libavcodec/h264.c b/libavcodec/h264.c index 341b9a8302..e5c9e33611 100644 --- a/libavcodec/h264.c +++ b/libavcodec/h264.c @@ -2525,7 +2525,7 @@ static av_always_inline void hl_decode_mb_internal(H264Context *h, int simple){ idct_dc_add(dest_y + block_offset[i], h->mb + i*16, linesize); } } - }else{ + }else if(h->cbp&15){ const int di = IS_8x8DCT(mb_type) ? 4 : 1; for(i=0; i<16; i+=di){ int nnz = h->non_zero_count_cache[ scan8[i] ]; -- cgit v1.2.3