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After enabling the video strem from a printer the first image is Null

Browse source 
CURA-5612
This commit is contained in:
Aleksei S 2018-08-03 11:13:35 +02:00
parent e74aa6dcc9
commit aadbebd457
1 changed files with 7 additions and 1 deletions
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8
cura/CameraImageProvider.py
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@ -12,7 +12,13 @@ class CameraImageProvider(QQuickImageProvider):
def requestImage(self, id, size):
for output_device in Application.getInstance().getOutputDeviceManager().getOutputDevices():
try:
return output_device.activePrinter.camera.getImage(), QSize(15, 15)
image = output_device.activePrinter.camera.getImage()
if image.isNull():
return QImage(), QSize(15, 15)
return image, QSize(15, 15)
except AttributeError:
pass
return QImage(), QSize(15, 15)