Added perf test for cv::buildPyramid

modules/imgproc/perf/perf_pyramids.cpp

@@ -8,7 +8,7 @@ using std::tr1::get;
 
 PERF_TEST_P(Size_MatType, pyrDown, testing::Combine(
                 testing::Values(sz1080p, sz720p, szVGA, szQVGA, szODD),
-                testing::Values(CV_8UC1, CV_8UC3, CV_8UC4, CV_16SC1, CV_16SC3, CV_16SC4)
+                testing::Values(CV_8UC1, CV_8UC3, CV_8UC4, CV_16SC1, CV_16SC3, CV_16SC4, CV_32FC1, CV_32FC3, CV_32FC4)
                 )
             )
 {
@@ -27,7 +27,7 @@ PERF_TEST_P(Size_MatType, pyrDown, testing::Combine(
 
 PERF_TEST_P(Size_MatType, pyrUp, testing::Combine(
                 testing::Values(sz720p, szVGA, szQVGA, szODD),
-                testing::Values(CV_8UC1, CV_8UC3, CV_8UC4, CV_16SC1, CV_16SC3, CV_16SC4)
+                testing::Values(CV_8UC1, CV_8UC3, CV_8UC4, CV_16SC1, CV_16SC3, CV_16SC4, CV_32FC1, CV_32FC3, CV_32FC4)
                 )
             )
 {
@@ -43,3 +43,30 @@ PERF_TEST_P(Size_MatType, pyrUp, testing::Combine(
 
     SANITY_CHECK(dst);
 }
+
+PERF_TEST_P(Size_MatType, buildPyramid, testing::Combine(
+                testing::Values(sz2160p, sz1080p, sz720p, szVGA, szQVGA, szODD),
+                testing::Values(CV_8UC1, CV_8UC3, CV_8UC4, CV_32FC1, CV_32FC3, CV_32FC4)
+                )
+            )
+{
+    Size sz = get<0>(GetParam());
+    int matType = get<1>(GetParam());
+    int maxLevel = 5;
+    const double eps = CV_MAT_DEPTH(matType) <= CV_32S ? 1 : 1e-5;
+
+    Mat src(sz, matType);
+    std::vector<Mat> dst(maxLevel);
+
+    declare.in(src, WARMUP_RNG);
+
+    TEST_CYCLE() buildPyramid(src, dst, maxLevel);
+
+    Mat dst0 = dst[0], dst1 = dst[1], dst2 = dst[2], dst3 = dst[3], dst4 = dst[4];
+
+    SANITY_CHECK(dst0, eps);
+    SANITY_CHECK(dst1, eps);
+    SANITY_CHECK(dst2, eps);
+    SANITY_CHECK(dst3, eps);
+    SANITY_CHECK(dst4, eps);
+}