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get rid of an if() 1 cpu cycle faster.

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Originally committed as revision 21889 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2010-02-19 03:10:26 +00:00
parent e69bfde6b2
commit f4ce853125
1 changed files with 1 additions and 2 deletions
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3
libavcodec/h264_cabac.c
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@ -937,8 +937,7 @@ static int decode_cabac_mb_mvd( H264Context *h, int list, int n, int l ) {
}
}
while( k-- ) {
if( get_cabac_bypass( &h->cabac ) )
mvd += 1 << k;
mvd += get_cabac_bypass( &h->cabac )<<k;
}
}
return get_cabac_bypass_sign( &h->cabac, -mvd );