moved DIS optical flow from opencv_contrib to opencv, moved TVL1 from opencv to opencv_contrib

Author: vpisarev

modules/optflow/include/opencv2/optflow.hpp

@@ -0,0 +1,111 @@
+/*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, [email protected]
+//    Jin Ma,       [email protected]
+//
+// Redistribution and use in source and binary forms, with or without modification,
+// are permitted provided that the following conditions are met:
+//
+//   * Redistribution's of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//
+//   * Redistribution's in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//
+//   * The name of the copyright holders may not be used to endorse or promote products
+//     derived from this software without specific prior written permission.
+//
+// This software is provided by the copyright holders and contributors as is and
+// any express or implied warranties, including, but not limited to, the implied
+// warranties of merchantability and fitness for a particular purpose are disclaimed.
+// In no event shall the Intel Corporation or contributors be liable for any direct,
+// indirect, incidental, special, exemplary, or consequential damages
+// (including, but not limited to, procurement of substitute goods or services;
+// loss of use, data, or profits; or business interruption) however caused
+// and on any theory of liability, whether in contract, strict liability,
+// or tort (including negligence or otherwise) arising in any way out of
+// the use of this software, even if advised of the possibility of such damage.
+//
+//M*/
+
+#include "../perf_precomp.hpp"
+#include "opencv2/ts/ocl_perf.hpp"
+
+#ifdef HAVE_OPENCL
+
+namespace opencv_test {
+namespace ocl {
+
+///////////// OpticalFlow Dual TVL1 ////////////////////////
+typedef tuple< tuple<int, double>, bool> OpticalFlowDualTVL1Params;
+typedef TestBaseWithParam<OpticalFlowDualTVL1Params> OpticalFlowDualTVL1Fixture;
+
+OCL_PERF_TEST_P(OpticalFlowDualTVL1Fixture, OpticalFlowDualTVL1,
+            ::testing::Combine(
+                        ::testing::Values(make_tuple<int, double>(-1, 0.3),
+                                          make_tuple<int, double>(3, 0.5)),
+                        ::testing::Bool()
+                                )
+            )
+    {
+        Mat frame0 = imread(getDataPath("cv/optflow/RubberWhale1.png"), IMREAD_GRAYSCALE);
+        ASSERT_FALSE(frame0.empty()) << "can't load RubberWhale1.png";
+
+        Mat frame1 = imread(getDataPath("cv/optflow/RubberWhale2.png"), IMREAD_GRAYSCALE);
+        ASSERT_FALSE(frame1.empty()) << "can't load RubberWhale2.png";
+
+        const Size srcSize = frame0.size();
+
+        const OpticalFlowDualTVL1Params params = GetParam();
+        const tuple<int, double> filteringScale = get<0>(params);
+            const int medianFiltering = get<0>(filteringScale);
+            const double scaleStep = get<1>(filteringScale);
+        const bool useInitFlow = get<1>(params);
+        double eps = 0.9;
+
+        UMat uFrame0; frame0.copyTo(uFrame0);
+        UMat uFrame1; frame1.copyTo(uFrame1);
+        UMat uFlow(srcSize, CV_32FC2);
+        declare.in(uFrame0, uFrame1, WARMUP_READ).out(uFlow, WARMUP_READ);
+
+        //create algorithm
+        Ptr<DualTVL1OpticalFlow> alg = createOptFlow_DualTVL1();
+
+        //set parameters
+        alg->setScaleStep(scaleStep);
+        alg->setMedianFiltering(medianFiltering);
+
+        if (useInitFlow)
+        {
+            //calculate initial flow as result of optical flow
+            alg->calc(uFrame0, uFrame1, uFlow);
+        }
+
+        //set flag to use initial flow
+        alg->setUseInitialFlow(useInitFlow);
+        OCL_TEST_CYCLE()
+            alg->calc(uFrame0, uFrame1, uFlow);
+
+        SANITY_CHECK(uFlow, eps, ERROR_RELATIVE);
+    }
+}
+
+} // namespace opencv_test::ocl
+
+#endif // HAVE_OPENCL

modules/optflow/perf/opencl/perf_dis_optflow.cpp

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+#include "perf_precomp.hpp"
+
+namespace opencv_test { namespace {
+using namespace perf;
+
+typedef TestBaseWithParam< std::pair<string, string> > ImagePair;
+
+std::pair<string, string> impair(const char* im1, const char* im2)
+{
+    return std::make_pair(string(im1), string(im2));
+}
+
+PERF_TEST_P(ImagePair, OpticalFlowDual_TVL1, testing::Values(impair("cv/optflow/RubberWhale1.png", "cv/optflow/RubberWhale2.png")))
+{
+    declare.time(260);
+
+    Mat frame1 = imread(getDataPath(GetParam().first), IMREAD_GRAYSCALE);
+    Mat frame2 = imread(getDataPath(GetParam().second), IMREAD_GRAYSCALE);
+    ASSERT_FALSE(frame1.empty());
+    ASSERT_FALSE(frame2.empty());
+
+    Mat flow;
+
+    Ptr<DenseOpticalFlow> tvl1 = createOptFlow_DualTVL1();
+
+    TEST_CYCLE() tvl1->calc(frame1, frame2, flow);
+
+    SANITY_CHECK_NOTHING();
+}
+
+}} // namespace