vendor: OpenCV 5.0.0 snapshot at 40738fb16ceddb5fb3fea747585f7ce6abb0605b

2026-08-22 00:10:33 +08:00
commit f7f077da11
6933 changed files with 2335208 additions and 0 deletions
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+import XCTest
+import OpenCV
+
+class ObjdetectTest: OpenCVTestCase {
+
+    var size = Size()
+
+    override func setUp() {
+        super.setUp()
+        size = Size(width: 3, height: 3)
+    }
+
+    override func tearDown() {
+        super.tearDown()
+    }
+
+    func testFindChessboardCornersMatSizeMat() {
+        let patternSize = Size(width: 9, height: 6)
+        let corners = MatOfPoint2f()
+        Calib.findChessboardCorners(image: grayChess, patternSize: patternSize, corners: corners)
+        XCTAssertFalse(corners.empty())
+    }
+
+    func testFindChessboardCornersMatSizeMatInt() {
+        let patternSize = Size(width: 9, height: 6)
+        let corners = MatOfPoint2f()
+        Calib.findChessboardCorners(image: grayChess, patternSize: patternSize, corners: corners, flags: Calib.CALIB_CB_ADAPTIVE_THRESH + Calib.CALIB_CB_NORMALIZE_IMAGE + Calib.CALIB_CB_FAST_CHECK)
+        XCTAssertFalse(corners.empty())
+    }
+
+    func testFind4QuadCornerSubpix() {
+        let patternSize = Size(width: 9, height: 6)
+        let corners = MatOfPoint2f()
+        let region_size = Size(width: 5, height: 5)
+        Calib.findChessboardCorners(image: grayChess, patternSize: patternSize, corners: corners)
+        Calib.find4QuadCornerSubpix(img: grayChess, corners: corners, region_size: region_size)
+        XCTAssertFalse(corners.empty())
+    }
+
+    func testFindCirclesGridMatSizeMat() {
+        let size = 300
+        let img = Mat(rows:Int32(size), cols:Int32(size), type:CvType.CV_8U)
+        img.setTo(scalar: Scalar(255))
+        let centers = Mat()
+
+        XCTAssertFalse(Calib.findCirclesGrid(image: img, patternSize: Size(width: 5, height: 5), centers: centers))
+
+        for i in 0..<5 {
+            for j in 0..<5 {
+                let x = Int32(size * (2 * i + 1) / 10)
+                let y = Int32(size * (2 * j + 1) / 10)
+                let pt = Point(x: x, y: y)
+                Imgproc.circle(img: img, center: pt, radius: 10, color: Scalar(0), thickness: -1)
+            }
+        }
+
+        XCTAssert(Calib.findCirclesGrid(image: img, patternSize:Size(width:5, height:5), centers:centers))
+
+        XCTAssertEqual(25, centers.rows())
+        XCTAssertEqual(1, centers.cols())
+        XCTAssertEqual(CvType.CV_32FC2, centers.type())
+    }
+
+    func testFindCirclesGridMatSizeMatInt() {
+        let size:Int32 = 300
+        let img = Mat(rows:size, cols: size, type: CvType.CV_8U)
+        img.setTo(scalar: Scalar(255))
+        let centers = Mat()
+
+        XCTAssertFalse(Calib.findCirclesGrid(image: img, patternSize: Size(width: 3, height: 5), centers: centers, flags: Calib.CALIB_CB_CLUSTERING | Calib.CALIB_CB_ASYMMETRIC_GRID))
+
+        let step = size * 2 / 15
+        let offsetx = size / 6
+        let offsety = (size - 4 * step) / 2
+        for i:Int32 in 0...2 {
+            for j:Int32 in 0...4 {
+                let pt = Point(x: offsetx + (2 * i + j % 2) * step, y: offsety + step * j)
+                Imgproc.circle(img: img, center: pt, radius: 10, color: Scalar(0), thickness: -1)
+            }
+        }
+
+        XCTAssert(Calib.findCirclesGrid(image: img, patternSize: Size(width: 3, height: 5), centers: centers, flags: Calib.CALIB_CB_CLUSTERING | Calib.CALIB_CB_ASYMMETRIC_GRID))
+
+        XCTAssertEqual(15, centers.rows())
+        XCTAssertEqual(1, centers.cols())
+        XCTAssertEqual(CvType.CV_32FC2, centers.type())
+    }
+}