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