From 758e8620accbe7fcd4f460e8fd73c584bd72542b Mon Sep 17 00:00:00 2001
From: Ismail <ismailalri@gmail.com>
Date: Sat, 4 Apr 2026 00:02:52 +0200
Subject: [PATCH] photo: remove redundant code in illuminationChange

Fixes redundant code in Cloning::illuminationChange() which performed
unnecessary copyTo operations. This satisfies Issue #22056.

Testing: No functional changes made; logic identical to before.

Resolves #22056
---
 modules/photo/src/seamless_cloning_impl.cpp | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/modules/photo/src/seamless_cloning_impl.cpp b/modules/photo/src/seamless_cloning_impl.cpp
index 377bdb8f8d..c2e5c13478 100644
--- a/modules/photo/src/seamless_cloning_impl.cpp
+++ b/modules/photo/src/seamless_cloning_impl.cpp
@@ -428,11 +428,6 @@ void Cloning::illuminationChange(Mat &I, Mat &mask, Mat &wmask, Mat &cloned, flo
     multiply(multY,multy_temp,patchGradientY);
     patchNaNs(patchGradientY);
 
-    Mat zeroMask = (patchGradientX != 0);
-
-    patchGradientX.copyTo(patchGradientX, zeroMask);
-    patchGradientY.copyTo(patchGradientY, zeroMask);
-
     evaluate(I,wmask,cloned);
 }