vendor: OpenCV 5.0.0 snapshot at 40738fb16ceddb5fb3fea747585f7ce6abb0605b

2026-08-22 00:10:33 +08:00
commit f7f077da11
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+// This file is part of OpenCV project.
+// It is subject to the license terms in the LICENSE file found in the top-level directory
+// of this distribution and at http://opencv.org/license.html.
+
+#include "perf_precomp.hpp"
+
+namespace opencv_test
+{
+namespace
+{
+struct ExposureSeq
+{
+    std::vector<Mat> images;
+    std::vector<float> times;
+};
+
+ExposureSeq loadExposureSeq(const std::string& list_filename)
+{
+    std::ifstream list_file(list_filename);
+    EXPECT_TRUE(list_file.is_open());
+    string name;
+    float val;
+    const String path(list_filename.substr(0, list_filename.find_last_of("\\/") + 1));
+    ExposureSeq seq;
+    while (list_file >> name >> val)
+    {
+        Mat img = imread(path + name);
+        EXPECT_FALSE(img.empty()) << "Could not load input image " << path + name;
+        seq.images.push_back(img);
+        seq.times.push_back(1 / val);
+    }
+    list_file.close();
+    return seq;
+}
+
+PERF_TEST(HDR, Mertens)
+{
+    const ExposureSeq seq = loadExposureSeq(getDataPath("cv/hdr/exposures/list.txt"));
+    Ptr<MergeMertens> merge = createMergeMertens();
+    Mat result(seq.images.front().size(), seq.images.front().type());
+    TEST_CYCLE() merge->process(seq.images, result);
+    SANITY_CHECK_NOTHING();
+}
+
+PERF_TEST(HDR, Debevec)
+{
+    const ExposureSeq seq = loadExposureSeq(getDataPath("cv/hdr/exposures/list.txt"));
+    Ptr<MergeDebevec> merge = createMergeDebevec();
+    Mat result(seq.images.front().size(), seq.images.front().type());
+    TEST_CYCLE() merge->process(seq.images, result, seq.times);
+    SANITY_CHECK_NOTHING();
+}
+
+PERF_TEST(HDR, Robertson)
+{
+    const ExposureSeq seq = loadExposureSeq(getDataPath("cv/hdr/exposures/list.txt"));
+    Ptr<MergeRobertson> merge = createMergeRobertson();
+    Mat result(seq.images.front().size(), seq.images.front().type());
+    TEST_CYCLE() merge->process(seq.images, result, seq.times);
+    SANITY_CHECK_NOTHING();
+}
+
+} // namespace
+} // namespace opencv_test