Merge pull request #16199 from sajarindider:computeGradientX

f4daf14b · Alexander Alekhin · abe2ca88 · 4b938208 · f4daf14b
Commit f4daf14b authored Jan 14, 2020 by Alexander Alekhin
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Showing with 4 additions and 12 deletions

seamless_cloning_impl.cpp modules/photo/src/seamless_cloning_impl.cpp +4 -12

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--- a/modules/photo/src/seamless_cloning_impl.cpp
+++ b/modules/photo/src/seamless_cloning_impl.cpp
@@ -57,12 +57,8 @@ void Cloning::computeGradientX( const Mat &img, Mat &gx)
    }
    else if (img.channels() == 1)
    {
-        Mat tmp[3];
+        filter2D(img, gx, CV_32F, kernel);
-        for(int chan = 0 ; chan < 3 ; ++chan)
+        cvtColor(gx, gx, COLOR_GRAY2BGR);
-        {
-            filter2D(img, tmp[chan], CV_32F, kernel);
-        }
-        merge(tmp, 3, gx);
    }
 }
@@ -78,12 +74,8 @@ void Cloning::computeGradientY( const Mat &img, Mat &gy)
    }
    else if (img.channels() == 1)
    {
-        Mat tmp[3];
+        filter2D(img, gy, CV_32F, kernel);
-        for(int chan = 0 ; chan < 3 ; ++chan)
+        cvtColor(gy, gy, COLOR_GRAY2BGR);
-        {
-            filter2D(img, tmp[chan], CV_32F, kernel);
-        }
-        merge(tmp, 3, gy);
    }
 }