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avcodec/dirac_dwt_template: Fix signedness regression in interleave()

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Found-by: <jdarnley>
Tested-by: James Darnley <james.darnley@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 181435a4de6e38e0a15ddaf16de9a157ef41cb18)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2018-07-13 18:33:08 +02:00
parent 670b565ba2
commit 0561cde128
1 changed files with 2 additions and 2 deletions
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4
libavcodec/dirac_dwt_template.c
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@ -57,8 +57,8 @@ static av_always_inline void RENAME(interleave)(TYPE *dst, TYPE *src0, TYPE *src
{ {
int i; int i;
for (i = 0; i < w2; i++) { for (i = 0; i < w2; i++) {
dst[2*i ] = (src0[i] + (unsigned)add) >> shift; dst[2*i ] = ((int)(src0[i] + (unsigned)add)) >> shift;
dst[2*i+1] = (src1[i] + (unsigned)add) >> shift; dst[2*i+1] = ((int)(src1[i] + (unsigned)add)) >> shift;
} }
} }