add part of opencv

Lib/opencv/sources/modules/features2d/perf/perf_feature2d.cpp

@@ -0,0 +1,72 @@
+#include "perf_feature2d.hpp"
+
+namespace opencv_test
+{
+using namespace perf;
+
+PERF_TEST_P(feature2d, detect, testing::Combine(Feature2DType::all(), TEST_IMAGES))
+{
+    Ptr<Feature2D> detector = getFeature2D(get<0>(GetParam()));
+    std::string filename = getDataPath(get<1>(GetParam()));
+    Mat img = imread(filename, IMREAD_GRAYSCALE);
+
+    ASSERT_FALSE(img.empty());
+    ASSERT_TRUE(detector);
+
+    declare.in(img);
+    Mat mask;
+    vector<KeyPoint> points;
+
+    TEST_CYCLE() detector->detect(img, points, mask);
+
+    EXPECT_GT(points.size(), 20u);
+    SANITY_CHECK_NOTHING();
+}
+
+PERF_TEST_P(feature2d, extract, testing::Combine(testing::Values(DETECTORS_EXTRACTORS), TEST_IMAGES))
+{
+    Ptr<Feature2D> detector = AKAZE::create();
+    Ptr<Feature2D> extractor = getFeature2D(get<0>(GetParam()));
+    std::string filename = getDataPath(get<1>(GetParam()));
+    Mat img = imread(filename, IMREAD_GRAYSCALE);
+
+    ASSERT_FALSE(img.empty());
+    ASSERT_TRUE(extractor);
+
+    declare.in(img);
+    Mat mask;
+    vector<KeyPoint> points;
+    detector->detect(img, points, mask);
+
+    EXPECT_GT(points.size(), 20u);
+
+    Mat descriptors;
+
+    TEST_CYCLE() extractor->compute(img, points, descriptors);
+
+    EXPECT_EQ((size_t)descriptors.rows, points.size());
+    SANITY_CHECK_NOTHING();
+}
+
+PERF_TEST_P(feature2d, detectAndExtract, testing::Combine(testing::Values(DETECTORS_EXTRACTORS), TEST_IMAGES))
+{
+    Ptr<Feature2D> detector = getFeature2D(get<0>(GetParam()));
+    std::string filename = getDataPath(get<1>(GetParam()));
+    Mat img = imread(filename, IMREAD_GRAYSCALE);
+
+    ASSERT_FALSE(img.empty());
+    ASSERT_TRUE(detector);
+
+    declare.in(img);
+    Mat mask;
+    vector<KeyPoint> points;
+    Mat descriptors;
+
+    TEST_CYCLE() detector->detectAndCompute(img, mask, points, descriptors, false);
+
+    EXPECT_GT(points.size(), 20u);
+    EXPECT_EQ((size_t)descriptors.rows, points.size());
+    SANITY_CHECK_NOTHING();
+}
+
+} // namespace