vendor: OpenCV 5.0.0 snapshot at 755e50675d97db9b7d449d8bd6b09888646f6c6e

2026-08-22 00:11:13 +08:00
commit 12022378a3
3872 changed files with 2513409 additions and 0 deletions
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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 "test_precomp.hpp"
+
+namespace opencv_test { namespace {
+
+static void runScanSegment(int slices)
+
+{
+    Mat img = imread(cvtest::findDataFile("cv/shared/lena.png"), IMREAD_COLOR);
+    Mat labImg;
+    cvtColor(img, labImg, COLOR_BGR2Lab);
+    Ptr<ScanSegment> ss = createScanSegment(labImg.cols, labImg.rows, 500, slices, true);
+    ss->iterate(labImg);
+    int numSuperpixels = ss->getNumberOfSuperpixels();
+    EXPECT_GT(numSuperpixels, 100);
+    EXPECT_LE(numSuperpixels, 500);
+    Mat res;
+    ss->getLabelContourMask(res, false);
+    EXPECT_GE(cvtest::norm(res, NORM_L1), 1000000);
+
+    if (cvtest::debugLevel >= 10)
+    {
+        imshow("ScanSegment", res);
+        waitKey();
+    }
+}
+
+TEST(ximgproc_ScanSegment, smoke) { runScanSegment(1); }
+TEST(ximgproc_ScanSegment, smoke4) { runScanSegment(4); }
+TEST(ximgproc_ScanSegment, smoke8) { runScanSegment(8); }
+
+}} // namespace