chore: import upstream snapshot with attribution

2026-07-13 12:06:04 +08:00
commit 86c9b1c39f
7743 changed files with 3316339 additions and 0 deletions
@@ -0,0 +1,202 @@
+// 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"
+#include "../test/test_qr_utils.hpp"
+
+namespace opencv_test
+{
+namespace
+{
+
+typedef ::perf::TestBaseWithParam< std::string > Perf_Objdetect_QRCode;
+
+PERF_TEST_P_(Perf_Objdetect_QRCode, detect)
+{
+    const std::string name_current_image = 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< Point > corners;
+    QRCodeDetector qrcode;
+    TEST_CYCLE() ASSERT_TRUE(qrcode.detect(src, corners));
+    const int pixels_error = 3;
+    check_qr(root, name_current_image, "test_images", corners, {}, pixels_error);
+    SANITY_CHECK_NOTHING();
+}
+
+PERF_TEST_P_(Perf_Objdetect_QRCode, decode)
+{
+    const std::string name_current_image = 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< Point > corners;
+    std::string decoded_info;
+    QRCodeDetector qrcode;
+    ASSERT_TRUE(qrcode.detect(src, corners));
+    TEST_CYCLE()
+    {
+        decoded_info = qrcode.decode(src, corners, straight_barcode);
+        ASSERT_FALSE(decoded_info.empty());
+    }
+    const int pixels_error = 3;
+    check_qr(root, name_current_image, "test_images", corners, {decoded_info}, pixels_error);
+    SANITY_CHECK_NOTHING();
+}
+
+typedef ::perf::TestBaseWithParam<std::tuple<std::string, std::string>> Perf_Objdetect_QRCode_Multi;
+
+static std::set<std::pair<std::string, std::string>> disabled_samples = {{"5_qrcodes.png", "aruco_based"}};
+
+PERF_TEST_P_(Perf_Objdetect_QRCode_Multi, detectMulti)
+{
+    const std::string name_current_image = get<0>(GetParam());
+    const std::string method = get<1>(GetParam());
+    const std::string root = "cv/qrcode/multiple/";
+
+    std::string image_path = findDataFile(root + name_current_image);
+    Mat src = imread(image_path);
+    ASSERT_FALSE(src.empty()) << "Can't read image: " << image_path;
+    std::vector<Point> corners;
+    GraphicalCodeDetector qrcode = QRCodeDetector();
+    if (method == "aruco_based") {
+        qrcode = QRCodeDetectorAruco();
+    }
+    TEST_CYCLE() ASSERT_TRUE(qrcode.detectMulti(src, corners));
+    const int pixels_error = 7;
+    check_qr(root, name_current_image, "multiple_images", corners, {}, pixels_error, true);
+    SANITY_CHECK_NOTHING();
+}
+
+PERF_TEST_P_(Perf_Objdetect_QRCode_Multi, decodeMulti)
+{
+    const std::string name_current_image = get<0>(GetParam());
+    std::string method = get<1>(GetParam());
+    const std::string root = "cv/qrcode/multiple/";
+    std::string image_path = findDataFile(root + name_current_image);
+    Mat src = imread(image_path);
+    ASSERT_FALSE(src.empty()) << "Can't read image: " << image_path;
+    if (disabled_samples.find({name_current_image, method}) != disabled_samples.end()) {
+        throw SkipTestException(name_current_image + " is disabled sample for method " + method);
+    }
+    GraphicalCodeDetector qrcode = QRCodeDetector();
+    if (method == "aruco_based") {
+        qrcode = QRCodeDetectorAruco();
+    }
+    std::vector<Point2f> corners;
+    ASSERT_TRUE(qrcode.detectMulti(src, corners));
+    std::vector<Mat> straight_barcode;
+    std::vector< cv::String > decoded_info;
+    TEST_CYCLE()
+    {
+        ASSERT_TRUE(qrcode.decodeMulti(src, corners, decoded_info, straight_barcode));
+    }
+    ASSERT_TRUE(decoded_info.size() > 0ull);
+    for(size_t i = 0; i < decoded_info.size(); i++) {
+        ASSERT_FALSE(decoded_info[i].empty());
+    }
+    ASSERT_EQ(decoded_info.size(), straight_barcode.size());
+    vector<Point> corners_result(corners.size());
+    for (size_t i = 0ull; i < corners_result.size(); i++) {
+        corners_result[i] = corners[i];
+    }
+
+    const int pixels_error = 7;
+    check_qr(root, name_current_image, "multiple_images", corners_result, decoded_info, pixels_error, true);
+    SANITY_CHECK_NOTHING();
+}
+
+INSTANTIATE_TEST_CASE_P(/*nothing*/, Perf_Objdetect_QRCode,
+    ::testing::Values(
+        "version_1_down.jpg", "version_1_left.jpg", "version_1_right.jpg", "version_1_up.jpg", "version_1_top.jpg",
+        "version_5_down.jpg", "version_5_left.jpg",/*version_5_right.jpg*/ "version_5_up.jpg", "version_5_top.jpg",
+        "russian.jpg", "kanji.jpg", "link_github_ocv.jpg", "link_ocv.jpg", "link_wiki_cv.jpg"
+    )
+);
+// version_5_right.jpg DISABLED after tile fix, PR #22025
+
+INSTANTIATE_TEST_CASE_P(/*nothing*/, Perf_Objdetect_QRCode_Multi,
+    testing::Combine(testing::Values("2_qrcodes.png", "3_close_qrcodes.png", "3_qrcodes.png", "4_qrcodes.png",
+                                     "5_qrcodes.png", "6_qrcodes.png", "7_qrcodes.png", "8_close_qrcodes.png"),
+                     testing::Values("contours_based", "aruco_based")));
+
+
+typedef ::perf::TestBaseWithParam< tuple< std::string, Size > > Perf_Objdetect_Not_QRCode;
+
+PERF_TEST_P_(Perf_Objdetect_Not_QRCode, detect)
+{
+    std::vector<Point> corners;
+    std::string type_gen = get<0>(GetParam());
+    Size resolution = get<1>(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));
+    }
+    if (type_gen == "chessboard")
+    {
+        uint8_t next_pixel = 0;
+        for (int r = 0; 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] = next_pixel;
+            next_pixel = 255 - next_pixel;
+        }
+    }
+
+    QRCodeDetector qrcode;
+    TEST_CYCLE() ASSERT_FALSE(qrcode.detect(not_qr_code, corners));
+    SANITY_CHECK_NOTHING();
+}
+
+PERF_TEST_P_(Perf_Objdetect_Not_QRCode, decode)
+{
+    Mat straight_barcode;
+    std::vector< Point > corners;
+    corners.push_back(Point( 0, 0)); corners.push_back(Point( 0,  5));
+    corners.push_back(Point(10, 0)); corners.push_back(Point(15, 15));
+
+    std::string type_gen = get<0>(GetParam());
+    Size resolution = get<1>(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));
+    }
+    if (type_gen == "chessboard")
+    {
+        uint8_t next_pixel = 0;
+        for (int r = 0; 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] = next_pixel;
+            next_pixel = 255 - next_pixel;
+        }
+    }
+
+    QRCodeDetector qrcode;
+    TEST_CYCLE() ASSERT_TRUE(qrcode.decode(not_qr_code, corners, straight_barcode).empty());
+    SANITY_CHECK_NOTHING();
+}
+
+INSTANTIATE_TEST_CASE_P(/*nothing*/, Perf_Objdetect_Not_QRCode,
+      ::testing::Combine(
+            ::testing::Values("zero", "random", "chessboard"),
+            ::testing::Values(Size(640, 480),   Size(1280, 720),
+                              Size(1920, 1080), Size(3840, 2160))
+      ));
+
+}
+} // namespace