initial commit

modules/core/perf/perf_cvround.cpp

@@ -0,0 +1,55 @@
+#include "perf_precomp.hpp"
+
+namespace opencv_test
+{
+using namespace perf;
+
+#define DECL_ROUND_TEST(NAME, OP, EXTRA) \
+    template <typename T>                                          \
+    static void OP ## Mat(const cv::Mat & src, cv::Mat & dst)      \
+    {                                                              \
+        for (int y = 0; y < dst.rows; ++y)                         \
+        {                                                          \
+            const T * sptr = src.ptr<T>(y);                        \
+            int * dptr = dst.ptr<int>(y);                          \
+                                                                   \
+            for (int x = 0; x < dst.cols; ++x)                     \
+                dptr[x] = OP(sptr[x]) EXTRA;                       \
+        }                                                          \
+    }                                                              \
+                                                                   \
+    PERF_TEST_P(Size_MatType, CvRound_Float ## NAME,               \
+            testing::Combine(testing::Values(TYPICAL_MAT_SIZES),   \
+                             testing::Values(CV_32FC1, CV_64FC1))) \
+    {                                                              \
+        Size size = get<0>(GetParam());                            \
+        int type = get<1>(GetParam()), depth = CV_MAT_DEPTH(type); \
+                                                                   \
+        cv::Mat src(size, type), dst(size, CV_32SC1);              \
+                                                                   \
+        declare.in(src, WARMUP_RNG).out(dst);                      \
+                                                                   \
+        if (depth == CV_32F)                                       \
+        {                                                          \
+            TEST_CYCLE()                                           \
+                OP ## Mat<float>(src, dst);                        \
+        }                                                          \
+        else if (depth == CV_64F)                                  \
+        {                                                          \
+            TEST_CYCLE()                                           \
+                OP ## Mat<double>(src, dst);                       \
+        }                                                          \
+                                                                   \
+        SANITY_CHECK_NOTHING();                                    \
+    }
+
+DECL_ROUND_TEST(,cvRound,)
+DECL_ROUND_TEST(_Ceil,cvCeil,)
+DECL_ROUND_TEST(_Floor,cvFloor,)
+
+/* For FP classification tests, try to test them in way which uses
+   branching logic and avoids extra FP logic. */
+DECL_ROUND_TEST(_NaN,cvIsNaN, ? 1 : 2)
+DECL_ROUND_TEST(_Inf,cvIsInf, ? 1 : 2)
+
+} // namespace