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| author | José Ignacio Marín <jima00@gmail.com> | 2017-03-03 18:26:11 (GMT) |
|---|---|---|
| committer | José Ignacio Marín <jima00@gmail.com> | 2017-03-03 18:26:11 (GMT) |
| commit | 9439bbc72e66a54de76674374faf70c629eda920 (patch) | |
| tree | 03b280016f8975b026aaf9ec2f715ed812ec13a3 /generic/tkImgPNG.c | |
| parent | 4050013c1861b023bdea1f636d058f4898bbe5e3 (diff) | |
| download | tk-9439bbc72e66a54de76674374faf70c629eda920.zip tk-9439bbc72e66a54de76674374faf70c629eda920.tar.gz tk-9439bbc72e66a54de76674374faf70c629eda920.tar.bz2 | |
Patch on behalf of TheLemonMan that addresses bug [6b3644a4858f018cd08615d3d516b07d271fe2a].
Diffstat (limited to 'generic/tkImgPNG.c')
| -rw-r--r-- | generic/tkImgPNG.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/generic/tkImgPNG.c b/generic/tkImgPNG.c index c6e3029..6e64afa 100644 --- a/generic/tkImgPNG.c +++ b/generic/tkImgPNG.c @@ -2245,10 +2245,10 @@ ApplyAlpha( p += offset; if (16 == pngPtr->bitDepth) { - register int channel; + register unsigned int channel; while (p < endPtr) { - channel = (unsigned char) + channel = (unsigned int) (((p[0] << 8) | p[1]) * pngPtr->alpha); *p++ = (unsigned char) (channel >> 8); |