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Cleanup decode_block_progressive() 

Originally committed as revision 25543 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2010-10-21 22:44:34 +00:00
parent 614252863d
commit 7f4a1e8f6c
1 changed files with 7 additions and 7 deletions
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14
libavcodec/mjpegdec.c
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@ -506,13 +506,13 @@ static int decode_block_progressive(MJpegDecodeContext *s, DCTELEM *block, uint8
if(run == 0xF){// ZRL - skip 15 coefficients
i += 15;
}else{
val = run;
run = (1 << run);
UPDATE_CACHE(re, &s->gb);
run += (GET_CACHE(re, &s->gb) >> (32 - val)) & (run - 1);
if(val)
LAST_SKIP_BITS(re, &s->gb, val);
*EOBRUN = run - 1;
val = (1 << run);
if(run){
UPDATE_CACHE(re, &s->gb);
val += NEG_USR32(GET_CACHE(re, &s->gb), run);
LAST_SKIP_BITS(re, &s->gb, run);
}
*EOBRUN = val - 1;
break;
}
}