From ec3686e8890f3d0bc7e6a9a42886f28034cbbb07 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Mon, 22 Dec 2008 17:14:13 +0000 Subject: Simplify decode_cabac_mb_ref() a little bit, 2 cpu cycles faster on pentium dual. Originally committed as revision 16279 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/h264.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) (limited to 'libavcodec/h264.c') diff --git a/libavcodec/h264.c b/libavcodec/h264.c index 0883018460..a170177fa4 100644 --- a/libavcodec/h264.c +++ b/libavcodec/h264.c @@ -4991,10 +4991,7 @@ static int decode_cabac_mb_ref( H264Context *h, int list, int n ) { while( get_cabac( &h->cabac, &h->cabac_state[54+ctx] ) ) { ref++; - if( ctx < 4 ) - ctx = 4; - else - ctx = 5; + ctx = (ctx>>2)+4; if(ref >= 32 /*h->ref_list[list]*/){ return -1; } -- cgit v1.2.3