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.

How to convert lidar .bag data to point cloud

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

Nikka
3 ●5 ●7 ●9

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 http://wiki.ros.org/laser_assembler/T... 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

add a comment

1 Answer

Sort by » oldest newest most voted

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

Stefan Kohlbrecher

24361 ●173 ●299 ●444 https://www.energy-rob...

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

Comments

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

add a comment

Question Tools

1 follower

Stats

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

Seen: 3,101 times

Last updated: Dec 03 '16

How to convert lidar .bag data to point cloud edit

1 Answer

Comments

Question Tools

Stats

Related questions

How to convert lidar .bag data to point cloud