def _get_annotate_frame_num(self):
    self._check_camera_open()
    mp = self._camera.control.params[mmal.MMAL_PARAMETER_ANNOTATE]
    return (mp.show_frame_num.value != mmal.MMAL_FALSE)
def _get_annotate_frame_num(self):
    self._check_camera_open()
    mp = self._camera.control.params[mmal.MMAL_PARAMETER_ANNOTATE]
    return (mp.show_frame_num.value != mmal.MMAL_FALSE)