Bug in multiply was fixed (by Vlad Vinogradov)

14 years ago · 485e71bcc2
parent 29b9720aab
commit 485e71bcc2
1 changed files with 4 additions and 4 deletions
--- a/modules/gpu/src/cuda/element_operations.cu
+++ b/modules/gpu/src/cuda/element_operations.cu
@ -613,10 +613,10 @@ namespace cv { namespace gpu { namespace device
        {
            uint res = 0;

-            res |= 0xffu & (saturate_cast<uchar>((0xffu & (a      )) * b)      );
-            res |= 0xffu & (saturate_cast<uchar>((0xffu & (a >>  8)) * b) <<  8);
-            res |= 0xffu & (saturate_cast<uchar>((0xffu & (a >> 16)) * b) << 16);
-            res |= 0xffu & (saturate_cast<uchar>((0xffu & (a >> 24)) * b) << 24);
+            res |= (saturate_cast<uchar>((0xffu & (a      )) * b)      );
+            res |= (saturate_cast<uchar>((0xffu & (a >>  8)) * b) <<  8);
+            res |= (saturate_cast<uchar>((0xffu & (a >> 16)) * b) << 16);
+            res |= (saturate_cast<uchar>((0xffu & (a >> 24)) * b) << 24);

            return res;
        }