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Return 0 in QtGrabber::grabFrame() if error occurs in QtGrabber::setupDisplay()

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Signed-off-by: Paulchen-Panther <Paulchen-Panter@protonmail.com>
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Paulchen-Panther 2019-07-16 23:49:25 +02:00
parent c676b640f1
commit 3a488e703c
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1 changed files with 1 additions and 0 deletions
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libsrc/grabber/qt/QtGrabber.cpp
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@ -96,6 +96,7 @@ void QtGrabber::geometryChanged(const QRect &geo)
int QtGrabber::grabFrame(Image<ColorRgb> & image)
{
if (!_enabled) return 0;
if(_screen == nullptr)
{
// reinit, this will disable capture on failure