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Simplify ctx calculation in decode_cabac_mb_dqp() 

no speed change

Originally committed as revision 16231 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2008-12-19 01:50:20 +00:00
parent d43696309a
commit 7cfca0dfd8
1 changed files with 1 additions and 4 deletions
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5
libavcodec/h264.c
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@ -4955,12 +4955,9 @@ static int decode_cabac_mb_cbp_chroma( H264Context *h) {
return 1 + get_cabac_noinline( &h->cabac, &h->cabac_state[77 + ctx] );
}
static int decode_cabac_mb_dqp( H264Context *h) {
int ctx = 0;
int ctx= h->last_qscale_diff != 0;
int val = 0;
if( h->last_qscale_diff != 0 )
ctx++;
while( get_cabac_noinline( &h->cabac, &h->cabac_state[60 + ctx] ) ) {
if( ctx < 2 )
ctx = 2;