Add perfomance test

modules/video/perf/opencl/perf_optflow_pyrlk.cpp

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+/*M///////////////////////////////////////////////////////////////////////////////////////
+//
+//  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
+//
+//  By downloading, copying, installing or using the software you agree to this license.
+//  If you do not agree to this license, do not download, install,
+//  copy or use the software.
+//
+//
+//                           License Agreement
+//                For Open Source Computer Vision Library
+//
+// Copyright (C) 2010-2012, Multicoreware, Inc., all rights reserved.
+// Copyright (C) 2010-2012, Advanced Micro Devices, Inc., all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// @Authors
+//    Fangfang Bai, fangfang@multicorewareinc.com
+//    Jin Ma,       jin@multicorewareinc.com
+//
+// Redistribution and use in source and binary forms, with or without modification,
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+//   * Redistribution's of source code must retain the above copyright notice,
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+// This software is provided by the copyright holders and contributors as is and
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+//M*/
+
+#include "perf_precomp.hpp"
+#include "opencv2/ts/ocl_perf.hpp"
+
+using std::tr1::make_tuple;
+
+#ifdef HAVE_OPENCL
+
+namespace cvtest {
+namespace ocl {
+
+///////////// FarnebackOpticalFlow ////////////////////////
+CV_ENUM(farneFlagType, 0, OPTFLOW_FARNEBACK_GAUSSIAN)
+
+typedef tuple< int > PyrLKOpticalFlowParams;
+typedef TestBaseWithParam<PyrLKOpticalFlowParams> PyrLKOpticalFlowFixture;
+
+OCL_PERF_TEST_P(PyrLKOpticalFlowFixture, PyrLKOpticalFlow,
+                ::testing::Values(1000, 2000, 4000)
+                //::testing::Combine(
+                //    ::testing::Values(
+                //                      make_tuple<int, double>(5, 1.1),
+                //                      make_tuple<int, double>(7, 1.5)
+                //                     ),
+                //    farneFlagType::all(),
+                //    ::testing::Bool()
+                //    )
+                )
+{
+    Mat frame0 = imread(getDataPath("gpu/opticalflow/rubberwhale1.png"), cv::IMREAD_GRAYSCALE);
+    ASSERT_FALSE(frame0.empty()) << "can't load rubberwhale1.png";
+
+    Mat frame1 = imread(getDataPath("gpu/opticalflow/rubberwhale2.png"), cv::IMREAD_GRAYSCALE);
+    ASSERT_FALSE(frame1.empty()) << "can't load rubberwhale2.png";
+
+    UMat uFrame0; frame0.copyTo(uFrame0);
+    UMat uFrame1; frame1.copyTo(uFrame1);
+
+    const Size winSize = Size(21, 21);
+    const int maxLevel = 3;
+    const TermCriteria criteria = TermCriteria(TermCriteria::COUNT+TermCriteria::EPS, 30, 0.5);
+    const int flags = 0;
+    const float minEigThreshold = 1e-4f;
+    const double eps = 0.5;
+
+    const PyrLKOpticalFlowParams params = GetParam();
+    const int pointsCount = get<0>(params);
+
+    vector<Point2f> pts, nextPts;
+    vector<unsigned char> status;
+    vector<float> err;
+    goodFeaturesToTrack(frame0, pts, pointsCount, 0.01, 0.0);
+    Mat ptsMat(1, static_cast<int>(pts.size()), CV_32FC2, (void *)&pts[0]);
+
+    declare.in(uFrame0, uFrame1, WARMUP_READ);
+    UMat uNextPts, uStatus, uErr;
+    OCL_TEST_CYCLE()
+        cv::calcOpticalFlowPyrLK(uFrame0, uFrame1, pts, uNextPts, uStatus, uErr, winSize, maxLevel, criteria, flags, minEigThreshold);
+
+    SANITY_CHECK(uNextPts, eps);
+}
+
+} } // namespace cvtest::ocl
+
+#endif // HAVE_OPENCL