Merge pull request #23694 from dkurt:update_matchTemplateMask

Update matchTemplate with mask
2 years ago · 7b998c30e7
parent 380caa1a87 c97942cf78
commit 7b998c30e7
1 changed files with 3 additions and 3 deletions
--- a/modules/imgproc/src/templmatch.cpp
+++ b/modules/imgproc/src/templmatch.cpp
@ -779,9 +779,9 @@ static void matchTemplateMask( InputArray _img, InputArray _templ, OutputArray _
    }
    if (mask.depth() == CV_8U)
    {
-        // To keep compatibility to other masks in OpenCV: CV_8U masks are binary masks
-        threshold(mask, mask, 0/*threshold*/, 1.0/*maxVal*/, THRESH_BINARY);
-        mask.convertTo(mask, 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);