File dlib-update-to-work-with-latest-version-of-Open... of Package digikam

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File dlib-update-to-work-with-latest-version-of-OpenCV.patch of Package digikam

From 34dc7303045877226ebdd6cd07ce6384c0881eb8 Mon Sep 17 00:00:00 2001
From: Davis King <davis@dlib.net>
Date: Sun, 22 Dec 2019 07:52:08 -0500
Subject: [PATCH] Fix opencv version check to work on all opencv versions

Index: digikam-6.4.0/core/libs/facesengine/recognition/dlib-dnn/dnnface/dnn_base/cv_image.h
===================================================================
--- digikam-6.4.0.orig/core/libs/facesengine/recognition/dlib-dnn/dnnface/dnn_base/cv_image.h
+++ digikam-6.4.0/core/libs/facesengine/recognition/dlib-dnn/dnnface/dnn_base/cv_image.h
@@ -52,7 +52,16 @@ public:
                      << "\n\t img.channels(): " << img.channels()
                      << "\n\t img.pixel_traits<pixel_type>::num: " << pixel_traits<pixel_type>::num
                      );
+// Note, do NOT use CV_VERSION_MAJOR because in OpenCV 2 CV_VERSION_MAJOR actually held
+// CV_VERSION_MINOR and instead they used CV_VERSION_EPOCH.  So for example, in OpenCV
+// 2.4.9.1 CV_VERSION_MAJOR==4 and CV_VERSION_EPOCH==2.  However, CV_MAJOR_VERSION has always
+// (seemingly) held the actual major version number, so we use that to test for the OpenCV major
+// version.
+#if CV_MAJOR_VERSION > 3
+	IplImage temp = cvIplImage(img);
+#else
         IplImage temp = img;
+#endif
         init(&temp);
     }

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File dlib-update-to-work-with-latest-version-of-OpenCV.patch of Package digikam

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