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#include "test_precomp.hpp"
#include "opencv2/videoio/videoio_c.h"
#include <stdio.h>
using namespace cv;
using namespace std;
class CV_FramecountTest: public cvtest::BaseTest
{
public:
void run(int);
};
void CV_FramecountTest::run(int)
{
const int time_sec = 5, fps = 25;
const string ext[] = {"avi", "mov", "mp4"};
const size_t n = sizeof(ext)/sizeof(ext[0]);
const string src_dir = ts->get_data_path();
ts->printf(cvtest::TS::LOG, "\n\nSource files directory: %s\n", (src_dir+"video/").c_str());
Ptr<CvCapture> cap;
for (size_t i = 0; i < n; ++i)
{
string file_path = src_dir+"video/big_buck_bunny."+ext[i];
cap.reset(cvCreateFileCapture(file_path.c_str()));
if (!cap)
{
ts->printf(cvtest::TS::LOG, "\nFile information (video %d): \n\nName: big_buck_bunny.%s\nFAILED\n\n", i+1, ext[i].c_str());
ts->printf(cvtest::TS::LOG, "Error: cannot read source video file.\n");
ts->set_failed_test_info(cvtest::TS::FAIL_INVALID_TEST_DATA);
return;
}
//cvSetCaptureProperty(cap, CV_CAP_PROP_POS_FRAMES, 0);
IplImage* frame; int FrameCount = 0;
for(;;)
{
frame = cvQueryFrame(cap);
if( !frame )
break;
FrameCount++;
}
int framecount = (int)cvGetCaptureProperty(cap, CAP_PROP_FRAME_COUNT);
ts->printf(cvtest::TS::LOG, "\nFile information (video %d): \n"\
"\nName: big_buck_bunny.%s\nActual frame count: %d\n"\
"Frame count computed in the cycle of queries of frames: %d\n"\
"Frame count returned by cvGetCaptureProperty function: %d\n",
i+1, ext[i].c_str(), time_sec*fps, FrameCount, framecount);
if( (FrameCount != cvRound(time_sec*fps) ||
FrameCount != framecount) && ext[i] != "mpg" )
{
ts->printf(cvtest::TS::LOG, "FAILED\n");
ts->printf(cvtest::TS::LOG, "\nError: actual frame count and returned frame count are not matched.\n");
ts->set_failed_test_info(cvtest::TS::FAIL_INVALID_OUTPUT);
return;
}
}
}
#if BUILD_WITH_VIDEO_INPUT_SUPPORT && defined HAVE_FFMPEG
TEST(Videoio_Video, framecount) {CV_FramecountTest test; test.safe_run();}
#endif