vendor: OpenCV 5.0.0 snapshot at 755e50675d97db9b7d449d8bd6b09888646f6c6e

modules/wechat_qrcode/perf/perf_main.cpp

@@ -0,0 +1,21 @@
+// 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"
+
+static
+void initQRTests()
+{
+#ifdef HAVE_OPENCV_DNN
+    const char* extraTestDataPath =
+#ifdef WINRT
+        NULL;
+#else
+        getenv("OPENCV_DNN_TEST_DATA_PATH");
+#endif
+    if (extraTestDataPath)
+        cvtest::addDataSearchPath(extraTestDataPath);
+#endif  // HAVE_OPENCV_DNN
+}
+
+CV_PERF_TEST_MAIN(wechat_qrcode, initQRTests())

modules/wechat_qrcode/perf/perf_precomp.hpp

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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.
+
+#ifndef __OPENCV_PERF_PRECOMP_HPP__
+#define __OPENCV_PERF_PRECOMP_HPP__
+
+#include "opencv2/ts.hpp"
+#include "opencv2/wechat_qrcode.hpp"
+
+namespace opencv_test {
+using namespace cv::wechat_qrcode;
+}
+
+#endif

modules/wechat_qrcode/perf/perf_wechat_qrcode_pipeline.cpp

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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
+{
+std::string qrcode_model_path[] = {"", "dnn/wechat_2021-01"};
+
+std::string qrcode_images_name[] = {
+    "version_1_top.jpg",
+    "version_2_left.jpg", "version_2_up.jpg", "version_2_top.jpg",
+    "version_3_down.jpg", "version_3_top.jpg",
+    "version_4_top.jpg",
+    "version_5_down.jpg", "version_5_left.jpg", "version_5_up.jpg", "version_5_top.jpg",
+    "russian.jpg", "kanji.jpg", "link_wiki_cv.jpg"};
+
+// NB: exclude "2_qrcodes.png" as this image appears too difficult, so that this test fails on it
+std::string qrcode_images_multiple[] = {/*"2_qrcodes.png",*/ "3_qrcodes.png", "3_close_qrcodes.png",
+                                        "4_qrcodes.png", "5_qrcodes.png", "7_qrcodes.png"};
+
+WeChatQRCode createQRDetectorWithDNN(std::string& model_path)
+{
+    string path_detect, path_sr;
+    if (!model_path.empty())
+    {
+        path_detect = findDataFile(model_path + "/detect.onnx", false);
+        path_sr     = findDataFile(model_path + "/sr.onnx", false);
+    }
+    return WeChatQRCode(path_detect, path_sr);
+}
+
+typedef ::perf::TestBaseWithParam< tuple< std::string,std::string > > Perf_Objdetect_QRCode;
+
+PERF_TEST_P_(Perf_Objdetect_QRCode, detect_and_decode)
+{
+    std::string model_path = get<0>(GetParam());
+    std::string name_current_image = get<1>(GetParam());
+    const std::string root = "cv/qrcode/";
+
+    std::string image_path = findDataFile(root + name_current_image);
+    Mat src = imread(image_path, IMREAD_GRAYSCALE), straight_barcode;
+    ASSERT_FALSE(src.empty()) << "Can't read image: " << image_path;
+
+    std::vector< Mat > corners;
+    std::vector< String > decoded_info;
+    auto detector = createQRDetectorWithDNN(model_path);
+    // warmup
+    if (!model_path.empty())
+    {
+        decoded_info = detector.detectAndDecode(src, corners);
+    }
+    TEST_CYCLE()
+    {
+        decoded_info = detector.detectAndDecode(src, corners);
+        ASSERT_FALSE(decoded_info[0].empty());
+    }
+    SANITY_CHECK_NOTHING();
+}
+
+typedef ::perf::TestBaseWithParam< tuple< std::string,std::string > > Perf_Objdetect_QRCode_Multi;
+
+PERF_TEST_P_(Perf_Objdetect_QRCode_Multi, detect_and_decode)
+{
+    std::string model_path = get<0>(GetParam());
+    std::string name_current_image = get<1>(GetParam());
+    const std::string root = "cv/qrcode/multiple/";
+
+    std::string image_path = findDataFile(root + name_current_image);
+    Mat src = imread(image_path, IMREAD_GRAYSCALE), straight_barcode;
+    ASSERT_FALSE(src.empty()) << "Can't read image: " << image_path;
+
+    std::vector< Mat > corners;
+    std::vector< String > decoded_info;
+    auto detector = createQRDetectorWithDNN(model_path);
+    // warmup
+    if (!model_path.empty())
+    {
+        decoded_info = detector.detectAndDecode(src, corners);
+    }
+    TEST_CYCLE()
+    {
+        decoded_info = detector.detectAndDecode(src, corners);
+        ASSERT_TRUE(decoded_info.size());
+    }
+    for(size_t i = 0; i < decoded_info.size(); i++)
+    {
+        ASSERT_FALSE(decoded_info[i].empty());
+    }
+    SANITY_CHECK_NOTHING();
+}
+
+typedef ::perf::TestBaseWithParam< tuple<std::string, std::string, Size> >Perf_Objdetect_Not_QRCode;
+
+PERF_TEST_P_(Perf_Objdetect_Not_QRCode, detect_and_decode)
+{
+    std::string model_path = get<0>(GetParam());
+    std::string type_gen = get<1>(GetParam());
+    Size resolution = get<2>(GetParam());
+    Mat not_qr_code(resolution, CV_8UC1, Scalar(0));
+    if (type_gen == "random")
+    {
+        RNG rng;
+        rng.fill(not_qr_code, RNG::UNIFORM, Scalar(0), Scalar(1));
+    }
+    else if (type_gen == "chessboard")
+    {
+        uint8_t next_pixel = 255;
+        for (int j = 0; j < not_qr_code.cols; j++)
+        {
+            not_qr_code.ptr<uchar>(0)[j] = next_pixel;
+            next_pixel = 255 - next_pixel;
+        }
+        for (int r = not_qr_code.cols; r < not_qr_code.rows * not_qr_code.cols; r++)
+        {
+            int i = r / not_qr_code.cols;
+            int j = r % not_qr_code.cols;
+            not_qr_code.ptr<uchar>(i)[j] = 255 - not_qr_code.ptr<uchar>(i-1)[j];
+        }
+    }
+    std::vector< Mat > corners;
+    std::vector< String > decoded_info;
+    auto detector = createQRDetectorWithDNN(model_path);
+    // warmup
+    if (!model_path.empty())
+    {
+        decoded_info = detector.detectAndDecode(not_qr_code, corners);
+    }
+    TEST_CYCLE()
+    {
+        decoded_info = detector.detectAndDecode(not_qr_code, corners);
+        ASSERT_FALSE(decoded_info.size());
+    }
+    SANITY_CHECK_NOTHING();
+}
+
+
+INSTANTIATE_TEST_CASE_P(/*nothing*/, Perf_Objdetect_QRCode,
+      ::testing::Combine(
+            ::testing::ValuesIn(qrcode_model_path),
+            ::testing::ValuesIn(qrcode_images_name)
+      ));
+INSTANTIATE_TEST_CASE_P(/*nothing*/, Perf_Objdetect_QRCode_Multi,
+      ::testing::Combine(
+            ::testing::ValuesIn(qrcode_model_path),
+            ::testing::ValuesIn(qrcode_images_multiple)
+      ));
+INSTANTIATE_TEST_CASE_P(/*nothing*/, Perf_Objdetect_Not_QRCode,
+      ::testing::Combine(
+            ::testing::ValuesIn(qrcode_model_path),
+            ::testing::Values("zero", "random", "chessboard"),
+            ::testing::Values(Size(640, 480),   Size(1280, 720))
+      ));
+
+} // namespace
+} // namespace