第一步launch(在gezebo内打开)
roslaunch robot_sim_demo robot_spawn.launch
第二步键盘控制机器人运动
rosrun robot_sim_demo robot_keyboard_teleop.py
第三步调出摄像头
rosrun image_view image_view image:=/camera/rgb/image_raw
如何打开景深摄像
rosrun image_view image_view image:=/camera/depth/image_raw