test.py 文件源码

def laserCB(data):
  try:
    screen = np.squeeze(bridge.imgmsg_to_cv2(data, "mono8"))
  except CvBridgeError as e:
    print(e)
  cv2.imshow("Scree", screen)
  # rospy.loginfo(" dim : %s", screen.shape)
  cv2.waitKey(3)