[SCM] libav/experimental: switch back to (amvd>2)+(amvd>32), its 5 cpu cycles faster now.
siretart at users.alioth.debian.org
siretart at users.alioth.debian.org
Sun Jun 30 17:01:31 UTC 2013
The following commit has been merged in the experimental branch:
commit 855a1ba5e8a477cc07f6d804a95f2ba9c74dec8c
Author: Michael Niedermayer <michaelni at gmx.at>
Date: Wed Feb 24 18:16:48 2010 +0000
switch back to (amvd>2)+(amvd>32), its 5 cpu cycles faster now.
Originally committed as revision 22032 to svn://svn.ffmpeg.org/ffmpeg/trunk
diff --git a/libavcodec/h264_cabac.c b/libavcodec/h264_cabac.c
index 47a308f..a7e4b46 100644
--- a/libavcodec/h264_cabac.c
+++ b/libavcodec/h264_cabac.c
@@ -912,7 +912,7 @@ static int decode_cabac_mb_ref( H264Context *h, int list, int n ) {
static int decode_cabac_mb_mvd( H264Context *h, int ctxbase, int amvd ) {
int mvd;
- if(!get_cabac(&h->cabac, &h->cabac_state[ctxbase+FFMIN(((amvd+28)*17)>>9,2)]))
+ if(!get_cabac(&h->cabac, &h->cabac_state[ctxbase+(amvd>2)+(amvd>32)]))
return 0;
mvd= 1;
--
Libav/FFmpeg packaging
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