220 lines
7.5 KiB
C++
Executable File
220 lines
7.5 KiB
C++
Executable File
/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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//
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// By downloading, copying, installing or using the software you agree to this license.
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// If you do not agree to this license, do not download, install,
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// copy or use the software.
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//
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//
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// License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
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// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
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// Third party copyrights are property of their respective owners.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistribution's of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// * Redistribution's in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// * The name of the copyright holders may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// This software is provided by the copyright holders and contributors "as is" and
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// any express or implied warranties, including, but not limited to, the implied
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// warranties of merchantability and fitness for a particular purpose are disclaimed.
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// In no event shall the Intel Corporation or contributors be liable for any direct,
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// indirect, incidental, special, exemplary, or consequential damages
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// (including, but not limited to, procurement of substitute goods or services;
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// loss of use, data, or profits; or business interruption) however caused
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// and on any theory of liability, whether in contract, strict liability,
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// or tort (including negligence or otherwise) arising in any way out of
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// the use of this software, even if advised of the possibility of such damage.
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//
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//M*/
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#include "test_precomp.hpp"
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#include "opencv2/highgui/highgui.hpp"
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using namespace cv;
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using namespace std;
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class CV_PositioningTest : public cvtest::BaseTest
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{
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public:
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void CreateTestVideo(const string& format, int codec, int framecount = 125);
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void run(int);
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};
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void CV_PositioningTest::CreateTestVideo(const string& format, int codec, int framecount)
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{
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stringstream s; s << codec;
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//if( format == "mov" && codec == CV_FOURCC('m', 'p', 'e', 'g')
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// putchar('$');
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cv::VideoWriter writer("test_video_"+s.str()+"."+format, codec, 25, cv::Size(640, 480), false);
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for (int i = 0; i < framecount; ++i)
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{
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cv::Mat mat(480, 640, CV_8UC1);
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size_t n = 8, tmp = i;
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vector<char> tmp_code; tmp_code.clear();
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while ( tmp > 1 )
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{
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tmp_code.push_back(tmp%2);
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tmp /= 2;
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}
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tmp_code.push_back(tmp);
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vector<char> i_code;
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for (size_t j = 0; j < n; ++j)
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{
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char val = j < n - tmp_code.size() ? 0 : tmp_code.at(n-1-j);
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i_code.push_back(val);
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}
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const size_t w = 480/n;
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for (size_t j = 0; j < n; ++j)
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{
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cv::Scalar color = i_code[j] ? 255 : 0;
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rectangle(mat, Rect(0, w*j, 640, w), color, -1);
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}
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writer << mat;
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}
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}
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void CV_PositioningTest::run(int)
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{
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const string format[] = {"avi", "mov", "mp4", "mpg", "wmv", "3gp"};
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const char codec[][4] = { {'X', 'V', 'I', 'D'},
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{'m', 'p', 'e', 'g'},
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{'M', 'J', 'P', 'G'} };
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size_t n_format = sizeof(format)/sizeof(format[0]),
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n_codec = sizeof(codec)/sizeof(codec[0]);
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int n_frames = 256;
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for (size_t i = 0; i < n_format; ++i)
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for (size_t j = 0; j < n_codec; ++j)
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{
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CreateTestVideo(format[i], CV_FOURCC(codec[j][0], codec[j][1], codec[j][2], codec[j][3]), n_frames);
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stringstream s; s << CV_FOURCC(codec[j][0], codec[j][1], codec[j][2], codec[j][3]); //codec_bmp_tags[j].tag;
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const string file_path = "test_video_"+s.str()+"."+format[i];
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bool error = false; int failed = 0;
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cv::VideoCapture cap(file_path);
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if (!cap.isOpened())
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{
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ts->printf(ts->LOG, "\n\nFile: %s\n", file_path.c_str());
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ts->printf(ts->LOG, "\nVideo codec: %s\n", string(&codec[j][0], 4).c_str());
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ts->printf(ts->LOG, "\nError: cannot read video file.");
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ts->set_failed_test_info(ts->FAIL_INVALID_TEST_DATA);
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error = true;
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}
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cap.set(CV_CAP_PROP_POS_FRAMES, 0);
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int N = cap.get(CV_CAP_PROP_FRAME_COUNT);
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if (N != n_frames)
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{
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if (!error)
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{
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ts->printf(ts->LOG, "\n\nFile: %s\n", file_path.c_str());
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ts->printf(ts->LOG, "\nVideo codec: %s\n", string(&codec[j][0], 4).c_str());
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error = true;
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}
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ts->printf(ts->LOG, "\nError: returned frame count in clip is incorrect.\n");
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ts->set_failed_test_info(ts->FAIL_INVALID_OUTPUT);
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}
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vector <int> idx;
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RNG rng(N);
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idx.clear();
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for( int k = 0; k < N-1; k++ )
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idx.push_back(rng.uniform(0, N));
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idx.push_back(N-1);
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std::swap(idx.at(rng.uniform(0, N-1)), idx.at(N-1));
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for (int k = 0; k < N; ++k)
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{
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cap.set(CV_CAP_PROP_POS_FRAMES, (double)idx[k]);
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cv::Mat img; cap.retrieve(img);
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if (img.empty())
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{
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if (!error)
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{
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ts->printf(ts->LOG, "\n\nFile: %s\n", file_path.c_str());
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ts->printf(ts->LOG, "\nVideo codec: %s\n", string(&codec[j][0], 4).c_str());
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error = true;
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}
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ts->printf(ts->LOG, "\nError: cannot read a frame in position %d.\n", idx[k]);
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ts->set_failed_test_info(ts->FAIL_INVALID_OUTPUT);
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}
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const double thresh = 100;
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const size_t n = 8, w = img.rows/n;
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int index = 0, deg = n-1;
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for (size_t l = 0; l < n; ++l)
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{
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cv::Mat mat = img.rowRange(w*l, w*(l+1)-1);
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Scalar mat_mean = cv::mean(mat);
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if (mat_mean[0] > thresh) index += (int)std::pow(2.0, 1.0*deg);
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deg--;
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}
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if (index != idx[k])
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{
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if (!error)
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{
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ts->printf(ts->LOG, "\n\nFile: %s\n", file_path.c_str());
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ts->printf(ts->LOG, "\nVideo codec: %s\n\n", string(&codec[j][0], 4).c_str());
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error = true;
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}
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ts->printf(ts->LOG, "Required position: %d Returned position: %d\n", idx[k], index);
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ts->set_failed_test_info(ts->FAIL_INVALID_OUTPUT);
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failed++;
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}
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}
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if (!error) { ts->printf(ts->LOG, "\n\nFile: %s\n", file_path.c_str());
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ts->printf(ts->LOG, "\nVideo codec: %s\n", string(&codec[j][0], 4).c_str()); }
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const string status = failed ? "FAILED" : "OK";
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ts->printf(ts->LOG, "\nSuccessfull iterations: %d(%d%%) Failed iterations: %d(%d%%) %s\n", N-failed, (N-failed)*100/N, failed, failed*100/N, status.c_str());
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if( i < n_format-1 || j < n_codec-1 ) ts->printf(ts->LOG, "\n----------");
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}
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}
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#if BUILD_WITH_VIDEO_INPUT_SUPPORT && BUILD_WITH_VIDEO_OUTPUT_SUPPORT
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TEST(Highgui_Positioning, regression) { CV_PositioningTest test; test.safe_run(); }
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#endif
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