Camera Calibration

Using ROS

In ROS workspace,

Install usb_cam

git clone https://github.com/ros-drivers/usb_cam
cd ..
catkin_make

Edit ros_mono.cc

Run

Tab 1

roscore

Tab 2

source devel/setup.bash
roslaunch usb_cam usb_cam-test.launch

Tab 3

source devel/setup.bash
rosrun camera_calibration cameracalibrator.py --size 8x6 --square 0.108 image:=/usb_cam/image_raw camera:=/usb_cam

Click ‘Save’ button, will display (‘Wrote calibration data to’, ‘/tmp/calibrationdata.tar.gz’)

OpenCV Calibration