1 /*M///////////////////////////////////////////////////////////////////////////////////////
2 //
3 //  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
4 //
5 //  By downloading, copying, installing or using the software you agree to this license.
6 //  If you do not agree to this license, do not download, install,
7 //  copy or use the software.
8 //
9 //
10 //                           License Agreement
11 //                For Open Source Computer Vision Library
12 //
13 // Copyright (C) 2010-2012, Multicoreware, Inc., all rights reserved.
14 // Copyright (C) 2010-2012, Advanced Micro Devices, Inc., all rights reserved.
15 // Third party copyrights are property of their respective owners.
16 //
17 // @Authors
18 //    Fangfang Bai, fangfang@multicorewareinc.com
19 //    Jin Ma,       jin@multicorewareinc.com
20 //
21 // Redistribution and use in source and binary forms, with or without modification,
22 // are permitted provided that the following conditions are met:
23 //
24 //   * Redistribution's of source code must retain the above copyright notice,
25 //     this list of conditions and the following disclaimer.
26 //
27 //   * Redistribution's in binary form must reproduce the above copyright notice,
28 //     this list of conditions and the following disclaimer in the documentation
29 //     and/or other materials provided with the distribution.
30 //
31 //   * The name of the copyright holders may not be used to endorse or promote products
32 //     derived from this software without specific prior written permission.
33 //
34 // This software is provided by the copyright holders and contributors as is and
35 // any express or implied warranties, including, but not limited to, the implied
36 // warranties of merchantability and fitness for a particular purpose are disclaimed.
37 // In no event shall the Intel Corporation or contributors be liable for any direct,
38 // indirect, incidental, special, exemplary, or consequential damages
39 // (including, but not limited to, procurement of substitute goods or services;
40 // loss of use, data, or profits; or business interruption) however caused
41 // and on any theory of liability, whether in contract, strict liability,
42 // or tort (including negligence or otherwise) arising in any way out of
43 // the use of this software, even if advised of the possibility of such damage.
44 //
45 //M*/
46 
47 #include "../perf_precomp.hpp"
48 #include "opencv2/ts/ocl_perf.hpp"
49 
50 using std::tr1::make_tuple;
51 
52 #ifdef HAVE_OPENCL
53 
54 namespace cvtest {
55 namespace ocl {
56 
57 ///////////// FarnebackOpticalFlow ////////////////////////
58 CV_ENUM(farneFlagType, 0, OPTFLOW_FARNEBACK_GAUSSIAN)
59 
60 typedef tuple< tuple<int, double>, farneFlagType, bool > FarnebackOpticalFlowParams;
61 typedef TestBaseWithParam<FarnebackOpticalFlowParams> FarnebackOpticalFlowFixture;
62 
63 OCL_PERF_TEST_P(FarnebackOpticalFlowFixture, FarnebackOpticalFlow,
64                 ::testing::Combine(
65                     ::testing::Values(
66                                       make_tuple<int, double>(5, 1.1),
67                                       make_tuple<int, double>(7, 1.5)
68                                      ),
69                     farneFlagType::all(),
70                     ::testing::Bool()
71                     )
72                 )
73 {
74     Mat frame0 = imread(getDataPath("gpu/opticalflow/rubberwhale1.png"), cv::IMREAD_GRAYSCALE);
75     ASSERT_FALSE(frame0.empty()) << "can't load rubberwhale1.png";
76 
77     Mat frame1 = imread(getDataPath("gpu/opticalflow/rubberwhale2.png"), cv::IMREAD_GRAYSCALE);
78     ASSERT_FALSE(frame1.empty()) << "can't load rubberwhale2.png";
79 
80     const Size srcSize = frame0.size();
81 
82     const int numLevels = 5;
83     const int winSize = 13;
84     const int numIters = 10;
85 
86     const FarnebackOpticalFlowParams params = GetParam();
87     const tuple<int, double> polyParams = get<0>(params);
88     const int polyN = get<0>(polyParams);
89     const double polySigma = get<1>(polyParams);
90     const double pyrScale = 0.5;
91     int flags = get<1>(params);
92     const bool useInitFlow = get<2>(params);
93     const double eps = 0.1;
94 
95     UMat uFrame0; frame0.copyTo(uFrame0);
96     UMat uFrame1; frame1.copyTo(uFrame1);
97     UMat uFlow(srcSize, CV_32FC2);
98     declare.in(uFrame0, uFrame1, WARMUP_READ).out(uFlow, WARMUP_READ);
99     if (useInitFlow)
100     {
101         cv::calcOpticalFlowFarneback(uFrame0, uFrame1, uFlow, pyrScale, numLevels, winSize, numIters, polyN, polySigma, flags);
102         flags |= OPTFLOW_USE_INITIAL_FLOW;
103     }
104 
105     OCL_TEST_CYCLE()
106             cv::calcOpticalFlowFarneback(uFrame0, uFrame1, uFlow, pyrScale, numLevels, winSize, numIters, polyN, polySigma, flags);
107 
108 
109     SANITY_CHECK(uFlow, eps, ERROR_RELATIVE);
110 }
111 
112 } } // namespace cvtest::ocl
113 
114 #endif // HAVE_OPENCL