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fix round compensation

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This commit is contained in:
homm 2014-10-12 20:09:28 +04:00
parent f711ab3eb6
commit f3af171dc4
1 changed files with 2 additions and 2 deletions
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4
libImaging/BoxBlur.c
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@ -36,8 +36,8 @@ HorizontalBoxBlur32(Imaging im, Imaging imOut, float floatRadius)
bulk[3] = acc[3] + line[left][3] * rem + line[right][3] * rem;
#define SAVE(acc) \
(UINT8)((acc[0] + .5) / window) | (UINT8)((acc[1] + .5) / window) << 8 | \
(UINT8)((acc[2] + .5) / window) << 16 | (UINT8)((acc[3] + .5) / window) << 24
(UINT8)(acc[0] / window + .5) << 0 | (UINT8)(acc[1] / window + .5) << 8 | \
(UINT8)(acc[2] / window + .5) << 16 | (UINT8)(acc[3] / window + .5) << 24
ImagingSectionEnter(&cookie);