calib3d perf: filterSpeckles

modules/calib3d/perf/perf_filterspeckles.cpp

@@ -0,0 +1,41 @@
+// 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.
+// Copyright (C) 2026, Intel Corporation, all rights reserved.
+#include "perf_precomp.hpp"
+
+namespace opencv_test
+{
+using namespace perf;
+
+#define FILTERSPECKLES_TYPES CV_8UC1, CV_16SC1
+
+typedef tuple<Size, MatType> Size_MatType_t;
+typedef perf::TestBaseWithParam<Size_MatType_t> Size_MatType_FilterSpeckles;
+
+PERF_TEST_P(Size_MatType_FilterSpeckles, filterSpeckles,
+            testing::Combine(
+                testing::Values(szVGA, sz720p, sz1080p),
+                testing::Values(FILTERSPECKLES_TYPES)
+                ))
+{
+    Size sz  = get<0>(GetParam());
+    int  type = get<1>(GetParam());
+
+    // filterSpeckles works in place on a disparity map.
+    Mat src(sz, type);
+    Mat dst(sz, type);
+    declare.in(src, WARMUP_RNG).out(dst);
+
+    while (next())
+    {
+        src.copyTo(dst);
+        startTimer();
+        cv::filterSpeckles(dst, 0, 2, 2);
+        stopTimer();
+    }
+
+    SANITY_CHECK_NOTHING();
+}
+
+} // namespace