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when I run the command "rosrun uvc_camera camera_node",it shows as below:

using default calibration URL

camera calibration URL: file:///home/sven/.ros/camera_info/camera.yaml Unable to open camera calibration file [/home/sven/.ros/camera_info/camera.yaml]

Camera calibration file /home/sven/.ros/camera_info/camera.yaml not found.

using default calibration URL camera calibration URL: file:///home/sven/.ros/camera_info/camera.yaml Unable to open camera calibration file [/home/sven/.ros/camera_info/camera.yaml]

Camera calibration file /home/sven/.ros/camera_info/camera.yaml not found.

opening /dev/video0 terminate called after throwing an instance of 'std::runtime_error' what(): couldn't open /dev/video0 Aborted

Is there anyone who can help me ?


Originally posted by sven_007 on ROS Answers with karma: 49 on 2012-12-01

Post score: 0

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This probably is a duplicate of this answer. An answer has been provided there. You should also be able to add yourself to the video group by typing

usermod -a -G video [YOUR_USER_NAME]

then logging out and back in.


Originally posted by Stefan Kohlbrecher with karma: 24361 on 2012-12-01

This answer was ACCEPTED on the original site

Post score: 1

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