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 +1,67 @@
+package org.opencv.test.features2d;
+
+import org.opencv.test.OpenCVTestCase;
+import org.opencv.test.OpenCVTestRunner;
+import org.opencv.features2d.GFTTDetector;
+
+public class GFTTFeatureDetectorTest extends OpenCVTestCase {
+
+    GFTTDetector detector;
+
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+        detector = GFTTDetector.create(); // default constructor have (1000, 0.01, 1, 3, 3, false, 0.04)
+    }
+
+    public void testCreate() {
+        assertNotNull(detector);
+    }
+
+    public void testDetectListOfMatListOfListOfKeyPoint() {
+        fail("Not yet implemented");
+    }
+
+    public void testDetectListOfMatListOfListOfKeyPointListOfMat() {
+        fail("Not yet implemented");
+    }
+
+    public void testDetectMatListOfKeyPoint() {
+        fail("Not yet implemented");
+    }
+
+    public void testDetectMatListOfKeyPointMat() {
+        fail("Not yet implemented");
+    }
+
+    public void testEmpty() {
+        fail("Not yet implemented");
+    }
+
+    public void testReadYml() {
+        String filename = OpenCVTestRunner.getTempFileName("yml");
+
+        writeFile(filename, "%YAML:1.0\n---\nname: \"Feature2D.GFTTDetector\"\nnfeatures: 500\nqualityLevel: 2.0000000000000000e-02\nminDistance: 2.\nblockSize: 4\ngradSize: 5\nuseHarrisDetector: 1\nk: 5.0000000000000000e-02\n");
+        detector.read(filename);
+
+        assertEquals(500, detector.getMaxFeatures());
+        assertEquals(0.02, detector.getQualityLevel());
+        assertEquals(2.0, detector.getMinDistance());
+        assertEquals(4, detector.getBlockSize());
+        assertEquals(5, detector.getGradientSize());
+        assertEquals(true, detector.getHarrisDetector());
+        assertEquals(0.05, detector.getK());
+    }
+
+    public void testWriteYml() {
+        String filename = OpenCVTestRunner.getTempFileName("yml");
+
+        detector.write(filename);
+
+        String truth = "%YAML:1.0\n---\nname: \"Feature2D.GFTTDetector\"\nnfeatures: 1000\nqualityLevel: 0.01\nminDistance: 1.\nblockSize: 3\ngradSize: 3\nuseHarrisDetector: 0\nk: 0.040000000000000001\n";
+        String actual = readFile(filename);
+        actual = actual.replaceAll("e([+-])0(\\d\\d)", "e$1$2"); // NOTE: workaround for different platforms double representation
+        assertEquals(truth, actual);
+    }
+
+}