Attention: Answers.ros.org is deprecated as of August the 11th, 2023. Please visit robotics.stackexchange.com to ask a new question. This site will remain online in read-only mode during the transition and into the foreseeable future. Selected questions and answers have been migrated, and redirects have been put in place to direct users to the corresponding questions on Robotics Stack Exchange. Additional details are available here.

Revision history [back]

You only want to run init_node and create the subscriber once at initialization time, not every time through your update loop: move camera_feedback() up out of the while not rospy.is_shutdown(). The rospy.spin won't return until you hit ctrl-c, so that needs to be removed. In the while loop you could sleep using another Rate.

ROS Answers is licensed under Creative Commons Attribution 3.0 Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.