From c97942cf7860544df33482b667fcb07b95b8740e Mon Sep 17 00:00:00 2001 From: Dmitry Kurtaev Date: Fri, 26 May 2023 18:51:33 +0300 Subject: [PATCH] Fix mask thresholding --- modules/imgproc/src/templmatch.cpp | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/modules/imgproc/src/templmatch.cpp b/modules/imgproc/src/templmatch.cpp index ad45114372..67845e7429 100644 --- a/modules/imgproc/src/templmatch.cpp +++ b/modules/imgproc/src/templmatch.cpp @@ -779,11 +779,9 @@ static void matchTemplateMask( InputArray _img, InputArray _templ, OutputArray _ } if (mask.depth() == CV_8U) { - Mat mask_copy = mask.clone(); // Create a copy of the mask - - threshold(mask_copy, mask_copy, 0/*threshold*/, 1.0/*maxVal*/, THRESH_BINARY); - mask_copy.convertTo(mask_copy, CV_32F); - + Mat maskBin; + threshold(mask, maskBin, 0/*threshold*/, 1.0/*maxVal*/, THRESH_BINARY); + maskBin.convertTo(mask, CV_32F); } Size corrSize(img.cols - templ.cols + 1, img.rows - templ.rows + 1);