Merge pull request #21528 from sturkmen72:patch-5

This commit is contained in:
Alexander Alekhin 2022-01-28 12:52:25 +00:00
commit 1f6444fbea

View File

@ -963,6 +963,8 @@ void cv::imshow( const String& winname, InputArray _img )
{ {
CV_TRACE_FUNCTION(); CV_TRACE_FUNCTION();
const Size size = _img.size();
CV_Assert(size.width>0 && size.height>0);
{ {
cv::AutoLock lock(cv::getWindowMutex()); cv::AutoLock lock(cv::getWindowMutex());
cleanupClosedWindows_(); cleanupClosedWindows_();
@ -995,9 +997,7 @@ void cv::imshow( const String& winname, InputArray _img )
} }
} }
const Size size = _img.size();
#ifndef HAVE_OPENGL #ifndef HAVE_OPENGL
CV_Assert(size.width>0 && size.height>0);
{ {
Mat img = _img.getMat(); Mat img = _img.getMat();
CvMat c_img = cvMat(img); CvMat c_img = cvMat(img);
@ -1005,7 +1005,6 @@ void cv::imshow( const String& winname, InputArray _img )
} }
#else #else
const double useGl = getWindowProperty(winname, WND_PROP_OPENGL); const double useGl = getWindowProperty(winname, WND_PROP_OPENGL);
CV_Assert(size.width>0 && size.height>0);
if (useGl <= 0) if (useGl <= 0)
{ {