def _get_image_effect(self):
    self._check_camera_open()
    return self._IMAGE_EFFECTS_R[self._camera.control.params[mmal.MMAL_PARAMETER_IMAGE_EFFECT].value]
def _get_image_effect(self):
    self._check_camera_open()
    return self._IMAGE_EFFECTS_R[self._camera.control.params[mmal.MMAL_PARAMETER_IMAGE_EFFECT].value]