initial commit

modules/core/perf/perf_minmaxloc.cpp

@@ -0,0 +1,35 @@
+#include "perf_precomp.hpp"
+
+namespace opencv_test
+{
+using namespace perf;
+
+PERF_TEST_P(Size_MatType, minMaxLoc, testing::Combine(
+                 testing::Values(TYPICAL_MAT_SIZES),
+                 testing::Values(CV_8UC1, CV_8SC1, CV_16UC1, CV_16SC1, CV_32SC1,  CV_32FC1, CV_64FC1)
+                 )
+             )
+{
+    Size sz = get<0>(GetParam());
+    int matType = get<1>(GetParam());
+
+    Mat src(sz, matType);
+    double minVal, maxVal;
+    Point minLoc, maxLoc;
+
+    if (matType == CV_8U)
+        randu(src, 1, 254 /*do not include 0 and 255 to avoid early exit on 1 byte data*/);
+    else if (matType == CV_8S)
+        randu(src, -127, 126);
+    else
+        warmup(src, WARMUP_RNG);
+
+    declare.in(src);
+
+    TEST_CYCLE() minMaxLoc(src, &minVal, &maxVal, &minLoc, &maxLoc);
+
+    SANITY_CHECK(minVal, 1e-12);
+    SANITY_CHECK(maxVal, 1e-12);
+}
+
+} // namespace