From 7abc860323cc92b81bdc1e7c83bc8f7144f3b45d Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sun, 24 Jan 2010 18:23:46 +0000 Subject: Optimize suffix_length computation, 1 cpu cycle speedup. Originally committed as revision 21431 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/h264_cavlc.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/libavcodec/h264_cavlc.c b/libavcodec/h264_cavlc.c index e4181603fa..d00cbeb25c 100644 --- a/libavcodec/h264_cavlc.c +++ b/libavcodec/h264_cavlc.c @@ -470,9 +470,7 @@ static int decode_residual(H264Context *h, GetBitContext *gb, DCTELEM *block, in level_code= (((2+level_code)>>1) ^ mask) - mask; } level[i]= level_code; - - if(suffix_limit[suffix_length] + level_code > 2U*suffix_limit[suffix_length]) - suffix_length++; + suffix_length+= suffix_limit[suffix_length] + level_code > 2U*suffix_limit[suffix_length]; } } -- cgit v1.2.3