Ask Your Question

How to convert lidar .bag data to point cloud

asked 2016-12-02 08:34:57 -0500

Nikka gravatar image

updated 2016-12-03 02:50:38 -0500

Hello everyone, I want to create the point cloud from the lidar data. I have bag file of velodyne lidar data with that i want to create point cloud. using rviz i can view the data properly but can not generate the point cloud. I go through tutorial but not able to understand how to use Point Cloud Assembler . Please can anyone help me with this and simplify it for me... thank you

edit retag flag offensive close merge delete

1 Answer

Sort by ยป oldest newest most voted

answered 2016-12-03 11:00:37 -0500

The ROS Velodyne driver is different from other LIDARs in that it does not publish standard LaserScan messages, but VelodyneScan ones. These have to be converted to the standard PointCloud2 message format using an additional step. How this works is described on the velodyne_pointcloud wiki page.

edit flag offensive delete link more


thank you stefan. After it converted in standard PointCloude2 massage format, still its not creating the point cloud. In rviz its giving me moving data Its not creating solid point cloud. can you please help me with this is there anything else that i can try?

Nikka gravatar image Nikka  ( 2016-12-05 01:57:17 -0500 )edit

Your Answer

Please start posting anonymously - your entry will be published after you log in or create a new account.

Add Answer

Question Tools

1 follower


Asked: 2016-12-02 08:34:57 -0500

Seen: 2,330 times

Last updated: Dec 03 '16