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/*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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#ifdef HAVE_FFMPEG
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#include "ffmpeg_codecs.hpp"
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using namespace std;
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class CV_FFmpegWriteBigVideoTest : public cvtest::BaseTest
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{
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public:
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void run(int)
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{
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const int img_r = 4096;
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const int img_c = 4096;
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const double fps0 = 15;
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const double time_sec = 1;
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const size_t n = sizeof(codec_bmp_tags)/sizeof(codec_bmp_tags[0]);
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bool created = false;
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for (size_t j = 0; j < n; ++j)
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{
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stringstream s; s << codec_bmp_tags[j].tag;
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int tag = codec_bmp_tags[j].tag;
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if( tag != MKTAG('H', '2', '6', '3') &&
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tag != MKTAG('H', '2', '6', '1') &&
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//tag != MKTAG('D', 'I', 'V', 'X') &&
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tag != MKTAG('D', 'X', '5', '0') &&
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tag != MKTAG('X', 'V', 'I', 'D') &&
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tag != MKTAG('m', 'p', '4', 'v') &&
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//tag != MKTAG('D', 'I', 'V', '3') &&
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//tag != MKTAG('W', 'M', 'V', '1') &&
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//tag != MKTAG('W', 'M', 'V', '2') &&
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tag != MKTAG('M', 'P', 'E', 'G') &&
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tag != MKTAG('M', 'J', 'P', 'G') &&
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//tag != MKTAG('j', 'p', 'e', 'g') &&
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tag != 0 &&
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tag != MKTAG('I', '4', '2', '0') &&
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//tag != MKTAG('Y', 'U', 'Y', '2') &&
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tag != MKTAG('F', 'L', 'V', '1') )
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continue;
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const string filename = "output_"+s.str()+".avi";
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try
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{
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double fps = fps0;
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Size frame_s = Size(img_c, img_r);
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if( tag == CV_FOURCC('H', '2', '6', '1') )
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frame_s = Size(352, 288);
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else if( tag == CV_FOURCC('H', '2', '6', '3') )
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frame_s = Size(704, 576);
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/*else if( tag == CV_FOURCC('M', 'J', 'P', 'G') ||
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tag == CV_FOURCC('j', 'p', 'e', 'g') )
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frame_s = Size(1920, 1080);*/
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if( tag == CV_FOURCC('M', 'P', 'E', 'G') )
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fps = 25;
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VideoWriter writer(filename, tag, fps, frame_s);
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if (writer.isOpened() == false)
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{
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ts->printf(ts->LOG, "\n\nFile name: %s\n", filename.c_str());
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ts->printf(ts->LOG, "Codec id: %d Codec tag: %c%c%c%c\n", j,
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tag & 255, (tag >> 8) & 255, (tag >> 16) & 255, (tag >> 24) & 255);
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ts->printf(ts->LOG, "Error: cannot create video file.");
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ts->set_failed_test_info(ts->FAIL_INVALID_OUTPUT);
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}
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else
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{
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Mat img(frame_s, CV_8UC3, Scalar::all(0));
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const int coeff = cvRound(min(frame_s.width, frame_s.height)/(fps0 * time_sec));
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for (int i = 0 ; i < static_cast<int>(fps * time_sec); i++ )
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{
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//circle(img, Point2i(img_c / 2, img_r / 2), min(img_r, img_c) / 2 * (i + 1), Scalar(255, 0, 0, 0), 2);
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rectangle(img, Point2i(coeff * i, coeff * i), Point2i(coeff * (i + 1), coeff * (i + 1)),
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Scalar::all(255 * (1.0 - static_cast<double>(i) / (fps * time_sec * 2) )), -1);
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writer << img;
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}
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if (!created) created = true;
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else remove(filename.c_str());
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}
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}
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catch(...)
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{
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ts->set_failed_test_info(ts->FAIL_INVALID_OUTPUT);
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}
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ts->set_failed_test_info(cvtest::TS::OK);
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}
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}
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};
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TEST(Highgui_Video, ffmpeg_writebig) { CV_FFmpegWriteBigVideoTest test; test.safe_run(); }
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class CV_FFmpegReadImageTest : public cvtest::BaseTest
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{
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public:
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void run(int)
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{
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try
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{
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string filename = ts->get_data_path() + "../cv/features2d/tsukuba.png";
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VideoCapture cap(filename);
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Mat img0 = imread(filename, 1);
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Mat img, img_next;
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cap >> img;
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cap >> img_next;
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CV_Assert( !img0.empty() && !img.empty() && img_next.empty() );
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double diff = norm(img0, img, CV_C);
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CV_Assert( diff == 0 );
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}
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catch(...)
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{
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ts->set_failed_test_info(ts->FAIL_INVALID_OUTPUT);
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}
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ts->set_failed_test_info(cvtest::TS::OK);
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}
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};
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TEST(Highgui_Video, ffmpeg_image) { CV_FFmpegReadImageTest test; test.safe_run(); }
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#endif
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#if defined(HAVE_FFMPEG) || defined(WIN32) || defined(_WIN32)
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//////////////////////////////// Parallel VideoWriters and VideoCaptures ////////////////////////////////////
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class CreateVideoWriterInvoker :
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public ParallelLoopBody
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{
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public:
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const static Size FrameSize;
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static std::string TmpDirectory;
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CreateVideoWriterInvoker(std::vector<VideoWriter*>& _writers, std::vector<std::string>& _files) :
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ParallelLoopBody(), writers(&_writers), files(&_files)
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{
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}
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virtual void operator() (const Range& range) const
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{
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for (int i = range.start; i != range.end; ++i)
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{
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std::ostringstream stream;
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stream << i << ".avi";
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std::string fileName = tempfile(stream.str().c_str());
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files->operator[](i) = fileName;
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writers->operator[](i) = new VideoWriter(fileName, CV_FOURCC('X','V','I','D'), 25.0f, FrameSize);
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CV_Assert(writers->operator[](i)->isOpened());
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}
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}
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private:
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std::vector<VideoWriter*>* writers;
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std::vector<std::string>* files;
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};
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std::string CreateVideoWriterInvoker::TmpDirectory;
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const Size CreateVideoWriterInvoker::FrameSize(1020, 900);
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class WriteVideo_Invoker :
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public ParallelLoopBody
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{
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public:
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enum { FrameCount = 300 };
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static const Scalar ObjectColor;
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static const Point Center;
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WriteVideo_Invoker(const std::vector<VideoWriter*>& _writers) :
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ParallelLoopBody(), writers(&_writers)
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{
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}
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static void GenerateFrame(Mat& frame, unsigned int i)
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{
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frame = Scalar::all(i % 255);
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std::string text = to_string(i);
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putText(frame, text, Point(50, Center.y), FONT_HERSHEY_SIMPLEX, 5.0, ObjectColor, 5, CV_AA);
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circle(frame, Center, i + 2, ObjectColor, 2, CV_AA);
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}
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virtual void operator() (const Range& range) const
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{
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for (int j = range.start; j < range.end; ++j)
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{
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VideoWriter* writer = writers->operator[](j);
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CV_Assert(writer != NULL);
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CV_Assert(writer->isOpened());
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Mat frame(CreateVideoWriterInvoker::FrameSize, CV_8UC3);
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for (unsigned int i = 0; i < FrameCount; ++i)
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{
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GenerateFrame(frame, i);
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writer->operator<< (frame);
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}
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}
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}
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protected:
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static std::string to_string(unsigned int i)
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{
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std::stringstream stream(std::ios::out);
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stream << "frame #" << i;
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return stream.str();
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}
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private:
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const std::vector<VideoWriter*>* writers;
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};
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const Scalar WriteVideo_Invoker::ObjectColor(Scalar::all(0));
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const Point WriteVideo_Invoker::Center(CreateVideoWriterInvoker::FrameSize.height / 2,
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CreateVideoWriterInvoker::FrameSize.width / 2);
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class CreateVideoCaptureInvoker :
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public ParallelLoopBody
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{
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public:
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CreateVideoCaptureInvoker(std::vector<VideoCapture*>& _readers, const std::vector<std::string>& _files) :
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ParallelLoopBody(), readers(&_readers), files(&_files)
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{
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}
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virtual void operator() (const Range& range) const
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{
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for (int i = range.start; i != range.end; ++i)
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{
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readers->operator[](i) = new VideoCapture(files->operator[](i));
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CV_Assert(readers->operator[](i)->isOpened());
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}
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}
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private:
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std::vector<VideoCapture*>* readers;
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const std::vector<std::string>* files;
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};
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class ReadImageAndTest :
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public ParallelLoopBody
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{
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public:
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ReadImageAndTest(const std::vector<VideoCapture*>& _readers, cvtest::TS* _ts) :
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ParallelLoopBody(), readers(&_readers), ts(_ts)
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{
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}
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virtual void operator() (const Range& range) const
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{
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for (int j = range.start; j < range.end; ++j)
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{
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VideoCapture* capture = readers->operator[](j);
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CV_Assert(capture != NULL);
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CV_Assert(capture->isOpened());
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const static double eps = 23.0;
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unsigned int frameCount = static_cast<unsigned int>(capture->get(CV_CAP_PROP_FRAME_COUNT));
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CV_Assert(frameCount == WriteVideo_Invoker::FrameCount);
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Mat reference(CreateVideoWriterInvoker::FrameSize, CV_8UC3);
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for (unsigned int i = 0; i < frameCount && next; ++i)
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{
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Mat actual;
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(*capture) >> actual;
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WriteVideo_Invoker::GenerateFrame(reference, i);
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EXPECT_EQ(reference.cols, actual.cols);
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EXPECT_EQ(reference.rows, actual.rows);
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EXPECT_EQ(reference.depth(), actual.depth());
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EXPECT_EQ(reference.channels(), actual.channels());
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double psnr = PSNR(actual, reference);
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if (psnr < eps)
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|
{
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#define SUM cvtest::TS::SUMMARY
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ts->printf(SUM, "\nPSNR: %lf\n", psnr);
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ts->printf(SUM, "Video #: %d\n", range.start);
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ts->printf(SUM, "Frame #: %d\n", i);
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|
|
#undef SUM
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|
ts->set_failed_test_info(cvtest::TS::FAIL_BAD_ACCURACY);
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|
|
ts->set_gtest_status();
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Mat diff;
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absdiff(actual, reference, diff);
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EXPECT_EQ(countNonZero(diff.reshape(1) > 1), 0);
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next = false;
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|
}
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|
|
}
|
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|
|
}
|
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|
|
}
|
|
|
|
|
|
|
|
static bool next;
|
|
|
|
|
|
|
|
private:
|
|
|
|
const std::vector<VideoCapture*>* readers;
|
|
|
|
cvtest::TS* ts;
|
|
|
|
};
|
|
|
|
|
|
|
|
bool ReadImageAndTest::next;
|
|
|
|
|
|
|
|
TEST(Highgui_Video_parallel_writers_and_readers, accuracy)
|
|
|
|
{
|
|
|
|
const unsigned int threadsCount = 4;
|
|
|
|
cvtest::TS* ts = cvtest::TS::ptr();
|
|
|
|
|
|
|
|
// creating VideoWriters
|
|
|
|
std::vector<VideoWriter*> writers(threadsCount);
|
|
|
|
Range range(0, threadsCount);
|
|
|
|
std::vector<std::string> files(threadsCount);
|
|
|
|
CreateVideoWriterInvoker invoker1(writers, files);
|
|
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|
parallel_for_(range, invoker1);
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// write a video
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parallel_for_(range, WriteVideo_Invoker(writers));
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// deleting the writers
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for (std::vector<VideoWriter*>::iterator i = writers.begin(), end = writers.end(); i != end; ++i)
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delete *i;
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writers.clear();
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std::vector<VideoCapture*> readers(threadsCount);
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CreateVideoCaptureInvoker invoker2(readers, files);
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parallel_for_(range, invoker2);
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ReadImageAndTest::next = true;
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parallel_for_(range, ReadImageAndTest(readers, ts));
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// deleting tmp video files
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for (std::vector<std::string>::const_iterator i = files.begin(), end = files.end(); i != end; ++i)
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{
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int code = remove(i->c_str());
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if (code == 1)
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std::cerr << "Couldn't delete " << *i << std::endl;
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}
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}
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#endif
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