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Unable to Receive Data on /velodyne_points Topic in ROS2 Humble

Description: I am encountering an issue where I am unable to receive any data on the /velodyne_points topic in ROS2 Humble. Here are the details of my setup: Operating System: Ubuntu 22.04 ROS2 ...
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Integrating Velodyne HDL-64E S2 Lidar with ROS2 - Driver does not seem to support it

I have a problem that I have been working on for many weeks now: I want to get a Velodyne HDL-64E S2 Lidar running in ROS2. Background: I am using ROS2 Humble under Ubuntu 22.04 and have connected the ...
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Velodyne VLP-16 sensor driver - Ros2 on Windows 10

I just installed ROS2 foxy desktop on my Windows 10 PC, I am going to install velodyne driver and use Rviz to visualise the data from my Velodyne VLP-16 sensor. but i can not find any tutorial about ...
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How can I get a Clearpath Jackal to receive HDL-32 data?

This may be more of a general networking question but because it's relevant to the ROS community I felt like this was the most appropriate place to discuss it. The Problem (TL;DR) I have a Velodyne ...
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Error while compiling ros drivers for velodyne on ROS Indigo

System Config: Ubuntu 14.04 and ROS Indigo As mentioned here, http://answers.ros.org/question/226594/how-do-i-build-ros-vlp16-velodyne-driver-for-indigo-using-catkin/ I have followed those steps to ...
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1 answer
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How to convert raw pcap file to bag file?

I got this in one window: end of file reached -- done reading. but the recording windows remains: Recording to grabacion.bag. and never finish I finish it manually and nothing appear when I rosplay it ...
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octomap_server, velodyne_driver, and rviz

We are attempting to use rviz to visualize an Octomap from octomap_server created from a Velodyne sensor stream. We subscribed octomap_server to the velodyne_driver PointCloud2 stream by remapping the ...
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2 answers
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Having problems with velodyne VLP-16 and ros

Hi, I'm new to ROS and Linux so my question may be very stupid. Sorry for that. I want to connect VLP-16 and laptop (in fact i need to connect it with raspberry pi, but i first wanna try it on laptop)....
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1 answer
5 views

How is tf data handled by velodyne_driver?

Hello, I am going to use a Velodyne VPL16 along with the velodyne_driver to publish a PoinCloud2 message to ROS. I have seen that the velodyne_node has the velodyne's frame_id as a parameter and I ...
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Understanding velodyne transform_node vs cloud_node to transform point clouds

Hello! I was looking into the source code for the velodyne package and I've a couple of questions about cloud_node and ...
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different rpm/port/return type velodyne VLP16

Hi Everyone, I'm trying to figure out how to launch the velodyne driver if a vlp16 is using different parameters such as : -Different RPM -Different Port return type Destination IP address I've been ...
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How to update the ros driver for the Velodyne VLP-16

Hey, I am very new to the ROS and 3D LIDAR and today I got the Velodyne VLP-16 LIDAR from our group, somehow I can not let it working properly. Here is some detail description of my problem: I am ...
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1 answer
41 views

Velodyne driver installation

I am trying to install the drivers for Velodyne 32E. I downloaded the folder from https://github.com/ros-drivers/velodyne and then I am typing cmake ../ to build it. I am getting an error: --from ...
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[SOLVED]How to select dual return mode for velodyne VLP16

Hi everyone, In the velodyne package, how do you select dual returns mode for velodyne VLP16?. Thank you Originally posted by Tohoku on ROS Answers with karma: 11 on 2015-07-01 Post score: 1 ...
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where are the 42 header bytes?

I went through the code carefully, I can't figure out where are the 42 header bytes. According to the doc for the 32E, the data packet should start with a 42 bytes header, followed by 1200 bytes of ...
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2 answers
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velodyne_driver: will you provide a model for the VLP-16?

Currently the velodyne_driver package supports only the HDL-32 and 64. Will you provide a model for the VLP-16 soon? Originally posted by simonan-ecn on ROS Answers with karma: 33 on 2015-02-10 Post ...
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Velodyne rawdata.cc does not appear to read hardware time stamp

From the HDL-32E User's Manual & Programming Guide, pg 9: Packet Format and Status Byte for GPS Time Stamping The 6 extra bytes at the end of the HDL-32E data packet are used to report GPS timing. ...
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1 answer
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Convert VelodyneScan to PointCloud2 from a rosbag file

Hi, I would like to build a 3D map from velodyne_points (sensor_msgs/PointCloud2) in offline mode. In order to save some storage space, I am logging only ...
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1 answer
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read from nodelet

Hello, I'm working with velodyne 32E and I was subscribing a node from "velodyne_driver" to read data from the topic "velodyne_packets" but the code in the callback wasn't executed ...
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2 answers
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[Solved] Velodyne stack 'min_range' doesn't change

Hello, I am a user trying to use the velodyne stack with ROS. I'm studying human interaction, so I would like the minimum distance with the Velodyne HDL-32e to be as small as possible. I understand ...
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velodyne_driver test for ROS hydro?

In ROS groovy the Velodyne packages are saved in /opt/ros/groovy/stacks/velodyne/ velodyne_Driver or velodyne_msgs or velodyne_pointcloud. Each velodyne directory has subdirectories bin, launch, src, ...
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understanding velodyne_driver package

I'm trying to understand the whole velodyne_driver package and I have several doubts. I configure the network, connect the Velodyne and I check the data and I I see everything is well connected and ...
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1 answer
6 views

Accessing layers in Velodyne Point cloud

Hi, Is it possible to access layer by layer scans from velodyne HDL 32-E sensor. If no, Is there any other way round about way to get this functionality ? Originally posted by sai on ROS Answers with ...
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1 answer
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velodyne_driver displays ellipse of laser beams instead of circle

Hello, we are using the Velodyne HDL-64E S2 with ROS Hydro for indoor mapping. During this we saw, that the ROS.driver for the Velodyne creates Pointclouds where the Laser-beams are in an ellipse ...
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1 answer
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Packet rate of Velodyne HDL-64E in velodyne_driver

Hi Everyone, I am trying to understand the velodyne_driver code where I found the following: ...
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1 answer
7 views

velodyne position packets

Hi, I don't know how accurate these are, but I tried to use position packets that described as below. Position Packets contain(source port : 8308): Header, Zero’s, 3x Boards with 8byte Gyro data, ...
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1 answer
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how to extract the data from the packets of Velodyne HDL-32E

hi, I'm using velodyne and Pan-Tilt Unit together. I could get the packets with the below command. $ rosbag record -O test.bag /velodyne_packets /velodyne_points or $ rosrun velodyne_driver vdump pcap-...
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1 answer
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Velodyne HDL32E sends data, but velodyne_driver gets none

Hey, I have an HDL-32E velodyne sensor, but I can't get live data :-) If I use a file with captured data, everything is just fine and there is no problem(actually the file contains data from the ...
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1 answer
6 views

Displaying Velodyne - HDL 32E data in rviz

Hey, I tried to display converted HDL 32E data in rviz. According to the wiki there is a launchfile, that takes the raw data from ethernet packets and converts them to PCL2-data. Till that point it ...
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Using ROS with Velodyne HDL-32E

Good afternoon. I would like to know: is the code published in here, concerning the use and installation of ROS for Velodyne HDL-64E, on Linux OS, applicable to the 32E version of the sensor? I ...
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