usb_cam_calibration

Calibration of an usb camera using usb_cam and camera_calibration ROS packages

Dependencies

sudo apt-get install ros-melodic-camera-calibration
sudo apt-get install ros-melodic-usb-cam

To calibrate a camera

$ roslaunch usb_cam_calibration usb_camera_calibration.launch video_device:="/dev/video0"

To see raw and rectified images after calibration

$ roslaunch usb_cam_calibration usb_camera_calibrated.launch video_device:="/dev/video0"

Tutorial and references

• http://wiki.ros.org/camera_calibration/Tutorials/MonocularCalibration
• http://wiki.ros.org/image_pipeline/CameraInfo
• https://docs.opencv.org/2.4/_downloads/pattern.png