def rosmsg(self):
        """:obj:`sensor_msgs.Image` : ROS Image
        """
        from cv_bridge import CvBridge, CvBridgeError
        cv_bridge = CvBridge()
        try:
            return cv_bridge.cv2_to_imgmsg(self._data, encoding=self._encoding)
        except CvBridgeError as cv_bridge_exception:
            logging.error('%s' % (str(cv_bridge_exception)))