def __init__(self, **kwargs): super().__init__(**kwargs) camera_widget=Camera(play=True) #camera_widget.resolution=(720,1080) #camera_widget.orientation='vertical' camera_widget.resolution=(Window.size) camera_widget.pos_hint={'center_x':0.5,'center_y':0.5} button_widget=MDRectangleFlatButton(text='Search',pos_hint={'center_x': 0.5,'center_y' : 0.1}) button_widget.bind(on_press=self.capture) self.add_widget(camera_widget) self.add_widget(button_widget) self.camera_reference=camera_widget #referencing camera_widget(camera object) to camera_refernce