- cd ~/catkin_ws/
- catkin_make
- source ~/catkin_ws/devel/setup.bash
- oslaunch robot_vision usb_cam.launch
- 打开新的终端
- source ~/catkin_ws/devel/setup.bash
- rosrun robot_vision cv_bridge_test.py
ROS+OpenCV 不出现图，报错
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转载自blog.csdn.net/wangxue_1231/article/details/88055317
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