backport bug fix

61fe623c · Adrien BAK · d46c466e · 61fe623c
Commit 61fe623c authored Sep 30, 2014 by Adrien BAK
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seamless_cloning_impl.cpp modules/photo/src/seamless_cloning_impl.cpp +2 -0

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--- a/modules/photo/src/seamless_cloning_impl.cpp
+++ b/modules/photo/src/seamless_cloning_impl.cpp
@@ -512,10 +512,12 @@ void Cloning::illum_change(Mat &I, Mat &mask, Mat &wmask, Mat &cloned, float alp
    multiply(patchGradientX,pow(alpha,beta),multX);
    pow(mag,-1*beta, multx_temp);
    multiply(multX,multx_temp, patchGradientX);
+    patchNaNs(patchGradientX);

    multiply(patchGradientY,pow(alpha,beta),multY);
    pow(mag,-1*beta, multy_temp);
    multiply(multY,multy_temp,patchGradientY);
+    patchNaNs(patchGradientY);

    Mat zeroMask = (patchGradientX != 0);