def updateMovie(self, imageFile):
    'Update the image file as video frame in the GUI.'
    pixmap = QtGui.QPixmap(imageFile)
    self.page_main.label_display.setPixmap(pixmap)
    self.page_main.label_display.setScaledContents(True)
Update the image file as video frame in the GUI.
def updateMovie(self, imageFile):
    
    pixmap = QtGui.QPixmap(imageFile)
    self.page_main.label_display.setPixmap(pixmap)
    self.page_main.label_display.setScaledContents(True)