224 lines
7.6 KiB
C++
224 lines
7.6 KiB
C++
/*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/videoio/videoio_c.h"
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#include <stdio.h>
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using namespace cv;
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using namespace std;
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class CV_VideoPositioningTest: public cvtest::BaseTest
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{
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public:
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enum {PROGRESSIVE, RANDOM};
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CV_VideoPositioningTest();
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~CV_VideoPositioningTest();
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virtual void run(int) = 0;
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protected:
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vector <int> idx;
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void run_test(int method);
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private:
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void generate_idx_seq(CvCapture *cap, int method);
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};
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class CV_VideoProgressivePositioningTest: public CV_VideoPositioningTest
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{
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public:
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CV_VideoProgressivePositioningTest() : CV_VideoPositioningTest() { }
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~CV_VideoProgressivePositioningTest();
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void run(int);
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};
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class CV_VideoRandomPositioningTest: public CV_VideoPositioningTest
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{
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public:
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CV_VideoRandomPositioningTest(): CV_VideoPositioningTest() { }
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~CV_VideoRandomPositioningTest();
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void run(int);
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};
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CV_VideoPositioningTest::CV_VideoPositioningTest() {}
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CV_VideoPositioningTest::~CV_VideoPositioningTest() {}
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CV_VideoProgressivePositioningTest::~CV_VideoProgressivePositioningTest() {}
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CV_VideoRandomPositioningTest::~CV_VideoRandomPositioningTest() {}
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void CV_VideoPositioningTest::generate_idx_seq(CvCapture* cap, int method)
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{
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idx.clear();
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int N = (int)cvGetCaptureProperty(cap, CAP_PROP_FRAME_COUNT);
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switch(method)
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{
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case PROGRESSIVE:
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{
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int pos = 1, step = 20;
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do
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{
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idx.push_back(pos);
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pos += step;
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}
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while (pos <= N);
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break;
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}
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case RANDOM:
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{
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RNG rng(N);
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idx.clear();
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for( int i = 0; i >= 0 && i < N-1; i++ )
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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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break;
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}
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default:break;
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}
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}
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void CV_VideoPositioningTest::run_test(int method)
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{
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const string& src_dir = ts->get_data_path();
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ts->printf(cvtest::TS::LOG, "\n\nSource files directory: %s\n", (src_dir+"video/").c_str());
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const string ext[] = {"avi", "mov", "mp4", "mpg"};
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int n = (int)(sizeof(ext)/sizeof(ext[0]));
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int failed_videos = 0;
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for (int i = 0; i < n; ++i)
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{
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// skip random positioning test in plain mpegs
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if( method == RANDOM && ext[i] == "mpg" )
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continue;
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string file_path = src_dir + "video/big_buck_bunny." + ext[i];
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ts->printf(cvtest::TS::LOG, "\nReading video file in %s...\n", file_path.c_str());
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CvCapture* cap = cvCreateFileCapture(file_path.c_str());
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if (!cap)
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{
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ts->printf(cvtest::TS::LOG, "\nFile information (video %d): \n\nName: big_buck_bunny.%s\nFAILED\n\n", i+1, ext[i].c_str());
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ts->printf(cvtest::TS::LOG, "Error: cannot read source video file.\n");
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ts->set_failed_test_info(cvtest::TS::FAIL_INVALID_TEST_DATA);
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failed_videos++; continue;
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}
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cvSetCaptureProperty(cap, CAP_PROP_POS_FRAMES, 0);
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generate_idx_seq(cap, method);
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int N = (int)idx.size(), failed_frames = 0, failed_positions = 0, failed_iterations = 0;
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for (int j = 0; j < N; ++j)
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{
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bool flag = false;
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cvSetCaptureProperty(cap, CAP_PROP_POS_FRAMES, idx.at(j));
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/* IplImage* frame = cvRetrieveFrame(cap);
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if (!frame)
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{
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if (!failed_frames)
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{
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ts->printf(cvtest::TS::LOG, "\nFile information (video %d): \n\nName: big_buck_bunny.%s\n", i+1, ext[i].c_str());
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}
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failed_frames++;
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ts->printf(cvtest::TS::LOG, "\nIteration: %d\n\nError: cannot read a frame with index %d.\n", j, idx.at(j));
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ts->set_failed_test_info(cvtest::TS::FAIL_EXCEPTION);
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flag = !flag;
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} */
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int val = (int)cvGetCaptureProperty(cap, CAP_PROP_POS_FRAMES);
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if (idx.at(j) != val)
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{
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if (!(failed_frames||failed_positions))
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{
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ts->printf(cvtest::TS::LOG, "\nFile information (video %d): \n\nName: big_buck_bunny.%s\n", i+1, ext[i].c_str());
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}
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failed_positions++;
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if (!failed_frames)
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{
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ts->printf(cvtest::TS::LOG, "\nIteration: %d\n", j);
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}
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ts->printf(cvtest::TS::LOG, "Required pos: %d\nReturned pos: %d\n", idx.at(j), val);
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ts->printf(cvtest::TS::LOG, "Error: required and returned positions are not matched.\n");
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ts->set_failed_test_info(cvtest::TS::FAIL_INVALID_OUTPUT);
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flag = true;
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}
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if (flag)
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{
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failed_iterations++;
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failed_videos++;
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break;
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}
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}
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cvReleaseCapture(&cap);
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}
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ts->printf(cvtest::TS::LOG, "\nSuccessfull experiments: %d (%d%%)\n", n-failed_videos, 100*(n-failed_videos)/n);
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ts->printf(cvtest::TS::LOG, "Failed experiments: %d (%d%%)\n", failed_videos, 100*failed_videos/n);
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}
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void CV_VideoProgressivePositioningTest::run(int)
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{
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run_test(PROGRESSIVE);
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}
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void CV_VideoRandomPositioningTest::run(int)
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{
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run_test(RANDOM);
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}
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#if BUILD_WITH_VIDEO_INPUT_SUPPORT && defined HAVE_FFMPEG
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TEST (Videoio_Video, seek_progressive) { CV_VideoProgressivePositioningTest test; test.safe_run(); }
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TEST (Videoio_Video, seek_random) { CV_VideoRandomPositioningTest test; test.safe_run(); }
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#endif
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