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Simplify ctx update in decode_cabac_mb_dqp().

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no speed change

Originally committed as revision 16232 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2008-12-19 02:00:33 +00:00
parent 7cfca0dfd8
commit 1aea5d35e5
1 changed files with 1 additions and 4 deletions
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5
libavcodec/h264.c
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@ -4959,10 +4959,7 @@ static int decode_cabac_mb_dqp( H264Context *h) {
int val = 0;
while( get_cabac_noinline( &h->cabac, &h->cabac_state[60 + ctx] ) ) {
if( ctx < 2 )
ctx = 2;
else
ctx = 3;
ctx= 2+(ctx>>1);
val++;
if(val > 102) //prevent infinite loop
return INT_MIN;