• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
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, Institute Of Software Chinese Academy Of Science, all rights reserved.
14 // Copyright (C) 2010-2012, Advanced Micro Devices, Inc., all rights reserved.
15 // Copyright (C) 2010-2012, Multicoreware, Inc., all rights reserved.
16 // Third party copyrights are property of their respective owners.
17 //
18 // Redistribution and use in source and binary forms, with or without modification,
19 // are permitted provided that the following conditions are met:
20 //
21 //   * Redistribution's of source code must retain the above copyright notice,
22 //     this list of conditions and the following disclaimer.
23 //
24 //   * Redistribution's in binary form must reproduce the above copyright notice,
25 //     this list of conditions and the following disclaimer in the documentation
26 //     and/or other materials provided with the distribution.
27 //
28 //   * The name of the copyright holders may not be used to endorse or promote products
29 //     derived from this software without specific prior written permission.
30 //
31 // This software is provided by the copyright holders and contributors "as is" and
32 // any express or implied warranties, including, but not limited to, the implied
33 // warranties of merchantability and fitness for a particular purpose are disclaimed.
34 // In no event shall the Intel Corporation or contributors be liable for any direct,
35 // indirect, incidental, special, exemplary, or consequential damages
36 // (including, but not limited to, procurement of substitute goods or services;
37 // loss of use, data, or profits; or business interruption) however caused
38 // and on any theory of liability, whether in contract, strict liability,
39 // or tort (including negligence or otherwise) arising in any way out of
40 // the use of this software, even if advised of the possibility of such damage.
41 //
42 //M*/
43 
44 #include "../test_precomp.hpp"
45 #include "opencv2/ts/ocl_test.hpp"
46 
47 #ifdef HAVE_OPENCL
48 
49 namespace cvtest {
50 namespace ocl {
51 
52 /////////////////////////////////////////////////////////////////////////////////////////////////
53 // Optical_flow_tvl1
54 namespace
55 {
56     IMPLEMENT_PARAM_CLASS(UseInitFlow, bool)
57     IMPLEMENT_PARAM_CLASS(MedianFiltering, int)
58     IMPLEMENT_PARAM_CLASS(ScaleStep, double)
59 }
60 
PARAM_TEST_CASE(OpticalFlowTVL1,UseInitFlow,MedianFiltering,ScaleStep)61 PARAM_TEST_CASE(OpticalFlowTVL1, UseInitFlow, MedianFiltering, ScaleStep)
62 {
63     bool useInitFlow;
64     int medianFiltering;
65     double scaleStep;
66     virtual void SetUp()
67     {
68         useInitFlow = GET_PARAM(0);
69         medianFiltering = GET_PARAM(1);
70         scaleStep = GET_PARAM(2);
71     }
72 };
73 
OCL_TEST_P(OpticalFlowTVL1,Mat)74 OCL_TEST_P(OpticalFlowTVL1, Mat)
75 {
76     cv::Mat frame0 = readImage("optflow/RubberWhale1.png", cv::IMREAD_GRAYSCALE);
77     ASSERT_FALSE(frame0.empty());
78 
79     cv::Mat frame1 = readImage("optflow/RubberWhale2.png", cv::IMREAD_GRAYSCALE);
80     ASSERT_FALSE(frame1.empty());
81 
82     cv::Mat flow; cv::UMat uflow;
83 
84     //create algorithm
85     cv::Ptr<cv::DualTVL1OpticalFlow> alg = cv::createOptFlow_DualTVL1();
86 
87     //set parameters
88     alg->setScaleStep(scaleStep);
89     alg->setMedianFiltering(medianFiltering);
90 
91     //create initial flow as result of algorithm calculation
92     if (useInitFlow)
93     {
94         OCL_ON(alg->calc(frame0, frame1, uflow));
95         uflow.copyTo(flow);
96     }
97 
98     //set flag to use initial flow as it is ready to use
99     alg->setUseInitialFlow(useInitFlow);
100 
101     OCL_OFF(alg->calc(frame0, frame1, flow));
102     OCL_ON(alg->calc(frame0, frame1, uflow));
103 
104     EXPECT_MAT_SIMILAR(flow, uflow, 1e-2);
105 }
106 
107 OCL_INSTANTIATE_TEST_CASE_P(Video, OpticalFlowTVL1,
108     Combine(
109     Values(UseInitFlow(false), UseInitFlow(true)),
110     Values(MedianFiltering(3), MedianFiltering(-1)),
111     Values(ScaleStep(0.3),ScaleStep(0.5))
112     )
113     );
114 
115 } } // namespace cvtest::ocl
116 
117 #endif // HAVE_OPENCL
118