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| author | Michael Niedermayer <michael@niedermayer.cc> | 2018-07-13 18:33:08 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2018-07-18 16:57:03 +0200 |
| commit | fe73afd730be56877221e415e7d32f5f4ae24b7a (patch) | |
| tree | a1e4efa3d8fe2c2b5694770eb9958aade8aee325 /libavcodec | |
| parent | 2c0e98a0b478284bdff6d7a4062522605a8beae5 (diff) | |
| download | ffmpeg-fe73afd730be56877221e415e7d32f5f4ae24b7a.tar.gz | |
avcodec/dirac_dwt_template: Fix signedness regression in interleave()
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>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/dirac_dwt_template.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/dirac_dwt_template.c b/libavcodec/dirac_dwt_template.c index 528fc7e9e7..2369c8d15b 100644 --- a/libavcodec/dirac_dwt_template.c +++ b/libavcodec/dirac_dwt_template.c @@ -57,8 +57,8 @@ static av_always_inline void RENAME(interleave)(TYPE *dst, TYPE *src0, TYPE *src { int i; for (i = 0; i < w2; i++) { - dst[2*i ] = (src0[i] + (unsigned)add) >> shift; - dst[2*i+1] = (src1[i] + (unsigned)add) >> shift; + dst[2*i ] = ((int)(src0[i] + (unsigned)add)) >> shift; + dst[2*i+1] = ((int)(src1[i] + (unsigned)add)) >> shift; } } |