Luke Granger-Brown
57725ef3ec
git-subtree-dir: third_party/nixpkgs git-subtree-split: 76612b17c0ce71689921ca12d9ffdc9c23ce40b2
17 lines
963 B
Diff
17 lines
963 B
Diff
--- a/utils/cfhq2xa.C
|
|
+++ b/utils/cfhq2xa.C
|
|
@@ -182,10 +182,10 @@ static inline bool Diff (pixel w1, pixel w2)
|
|
pixel YUV1 = RGBAtoYUVA (w1);
|
|
pixel YUV2 = RGBAtoYUVA (w2);
|
|
|
|
- return ((abs (((YUV1 >> Rshift) & Cmask) - ((YUV2 >> Rshift) & Cmask)) > trY) ||
|
|
- (abs (((YUV1 >> Gshift) & Cmask) - ((YUV2 >> Gshift) & Cmask)) > trU) ||
|
|
- (abs (((YUV1 >> Bshift) & Cmask) - ((YUV2 >> Bshift) & Cmask)) > trV) ||
|
|
- (abs (((YUV1 >> Ashift) & Cmask) - ((YUV2 >> Ashift) & Cmask)) > trA) );
|
|
+ return ((abs ((signed int)((YUV1 >> Rshift) & Cmask) - (signed int)((YUV2 >> Rshift) & Cmask)) > trY) ||
|
|
+ (abs ((signed int)((YUV1 >> Gshift) & Cmask) - (signed int)((YUV2 >> Gshift) & Cmask)) > trU) ||
|
|
+ (abs ((signed int)((YUV1 >> Bshift) & Cmask) - (signed int)((YUV2 >> Bshift) & Cmask)) > trV) ||
|
|
+ (abs ((signed int)((YUV1 >> Ashift) & Cmask) - (signed int)((YUV2 >> Ashift) & Cmask)) > trA) );
|
|
}
|
|
|
|
static void
|