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 +1,63 @@
+// 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 "perf_precomp.hpp"
+
+namespace opencv_test {
+
+struct Layer_Resize : public TestBaseWithParam<tuple<Backend, Target>>
+{
+    void test_layer(const std::vector<int>& inpShape, int outH, int outW, const String& interp)
+    {
+        int backendId = get<0>(GetParam());
+        int targetId = get<1>(GetParam());
+
+        Mat input(inpShape, CV_32FC1);
+        randu(input, 0.f, 1.f);
+
+        Net net;
+        LayerParams lp;
+        lp.type = "Resize";
+        lp.name = "testLayer";
+        lp.set("interpolation", interp);
+        lp.set("width", outW);
+        lp.set("height", outH);
+
+        int id = net.addLayerToPrev(lp.name, lp.type, lp);
+        net.connect(0, 0, id, 0);
+
+        // warmup
+        {
+            net.setInputsNames({"data"});
+            net.setInput(input, "data");
+            net.setPreferableBackend(backendId);
+            net.setPreferableTarget(targetId);
+            Mat out = net.forward();
+        }
+
+        TEST_CYCLE()
+        {
+            Mat res = net.forward();
+        }
+
+        SANITY_CHECK_NOTHING();
+    }
+};
+
+PERF_TEST_P_(Layer_Resize, Resize_Upsample_Linear)
+{
+    // N=4, C=64, H=64, W=64 -> 128x128 (x2 upsample)
+    // Common in segmentation/detection heads
+    test_layer({4, 64, 64, 64}, 128, 128, "opencv_linear");
+}
+
+PERF_TEST_P_(Layer_Resize, Resize_Downsample_Nearest)
+{
+    // N=4, C=128, H=128, W=128 -> 64x64 (x0.5 downsample)
+    test_layer({4, 128, 128, 128}, 64, 64, "nearest");
+}
+
+INSTANTIATE_TEST_CASE_P(/**/, Layer_Resize, dnnBackendsAndTargets());
+
+} // namespace opencv_test