stereo camera calibration

Hi, My ubuntu is 14.04 and i am using ROS indigo. I would like to calibrate 2 individual external webcams as stereo camera.i work off line. i take left and right images from two web-cams and save these to file. my question is: how can i publish left and right images from file and calibrate stereo camera?

please help me!

Asked by zahra.zahra on 2017-10-07 22:47:30 UTC

Comments

Did you try camera_calibration ros package? http://wiki.ros.org/camera_calibration/Tutorials/StereoCalibration

Asked by ROSkinect on 2017-10-08 04:25:42 UTC

this tutorial is explain for on line camera but i have the file that save left and right images. i want to know how to publish stereo images from file?

Asked by zahra.zahra on 2017-10-08 07:12:48 UTC

Here you can read your image with opencv and then convert it to ROS message to be published: http://wiki.ros.org/cv_bridge/Tutorials/UsingCvBridgeToConvertBetweenROSImagesAndOpenCVImages

Asked by ROSkinect on 2017-10-08 13:50:44 UTC