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j2kdec: remove unneeded operation 

Fixes CID717554
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-10-14 22:13:37 +02:00
parent 1e6cbb01e9
commit bc077ca6b5
1 changed files with 1 additions and 1 deletions
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libavcodec/j2kdec.c
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@ -836,7 +836,7 @@ static int decode_tile(J2kDecoderContext *s, J2kTile *tile)
int *ptr = t1.data[y-yy0];
for (x = xx0; x < xx1; x+=s->cdx[compno]){
int tmp = ((int64_t)*ptr++) * ((int64_t)band->stepsize) >> 13, tmp2;
tmp2 = FFABS(tmp>>1) + FFABS(tmp&1);
tmp2 = FFABS(tmp>>1) + (tmp&1);
comp->data[(comp->coord[0][1] - comp->coord[0][0]) * y + x] = tmp < 0 ? -tmp2 : tmp2;
}
}