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avoid simultanous reading data from 2 videos Highgui_Video.regression, since earlier versions of ffmpeg (or the way our wrapper uses them) can not handle that properly

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This commit is contained in:
Vadim Pisarevsky 2012-04-30 12:07:04 +00:00
parent 083cbe999b
commit 09ca294a76
1 changed files with 11 additions and 8 deletions
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19
modules/highgui/test/test_video_io.cpp
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@ -238,6 +238,7 @@ void CV_HighGuiTest::VideoTest(const string& dir, const cvtest::VideoFormat& fmt
}
CvVideoWriter* writer = 0;
vector<Mat> frames;
for(;;)
{
@ -245,6 +246,8 @@ void CV_HighGuiTest::VideoTest(const string& dir, const cvtest::VideoFormat& fmt
if (!img)
break;
frames.push_back(Mat(img).clone());
if (writer == 0)
{
@ -265,8 +268,6 @@ void CV_HighGuiTest::VideoTest(const string& dir, const cvtest::VideoFormat& fmt
cvReleaseVideoWriter( &writer );
cvReleaseCapture( &cap );
cap = cvCaptureFromFile(src_file.c_str());
CvCapture *saved = cvCaptureFromFile(tmp_name.c_str());
if (!saved)
{
@ -276,25 +277,27 @@ void CV_HighGuiTest::VideoTest(const string& dir, const cvtest::VideoFormat& fmt
const double thresDbell = 20;
for(;;)
for(int i = 0;; i++)
{
IplImage* ipl = cvQueryFrame( cap );
IplImage* ipl1 = cvQueryFrame( saved );
if (!ipl || !ipl1)
if (!ipl1)
break;
Mat img(ipl);
Mat img = frames[i];
Mat img1(ipl1);
if (PSNR(img1, img) < thresDbell)
double psnr = PSNR(img1, img);
if (psnr < thresDbell)
{
printf("Too low psnr = %gdb\n", psnr);
imwrite("img.png", img);
imwrite("img1.png", img1);
ts->set_failed_test_info(ts->FAIL_MISMATCH);
break;
}
}
cvReleaseCapture( &cap );
cvReleaseCapture( &saved );
ts->printf(ts->LOG, "end test function : ImagesVideo \n");