Skip to main content

Questions tagged [vlp16]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
0 votes
0 answers
164 views

Not getting point cloud data from Velodyne VLP-16

I have a raspberry PI 4B running Ubuntu 18.04 with Melodic installed. I tried to follow the official Velodyne tutorial to use VLP-16. I can see the User Interface through the browser. I want to do the ...
Gergely Halász's user avatar
0 votes
1 answer
8 views

Velodyne VLP16 RAW data to Rosbag conversion Error -2

Hello everyone, I am trying to convert a raw Velodyne VLP16 .pcap file to Rosbag but I am getting stuck in the first step. Basically, I run the following command: $ roslaunch velodyne_pointcloud ...
user avatar
0 votes
1 answer
5 views

SLAM in AUTOWARE using 3 VLP16

Hello I want to SLAM in AUTOWARE using 3 VLP16s. I am trying to use Multi_lidar_calibrator. "Multi_lidar_calibrator" can calibrate only 2 lidars. So I created a new ".lauch file" ...
user avatar
0 votes
1 answer
20 views

Sensor fusion after intrinsic and extrinsic calibration - Autoware

Hello! I am runing autoware v1.12 on nvidia jetson agx with jetpack 4.2. Currently am using live sensors VLP-16 lidar and FLIR ADK thermal camera. I was able to get the intrinsic and extrinsic ...
user avatar
0 votes
1 answer
29 views

How to generate <sensor_msgs::PointCloud2> format bagfile

Hi, I have some pcap files that were collected in velodyne VLP16, how do I convert this pcap file to a bagfile in the sensor_msgs::pointcloud2 format ? I've tried it ...
user avatar
0 votes
2 answers
75 views

How to connect VLP-16 (confused about the tutorial)

I try to connect VLP-16 to indigo in four ways, but all failed and led to the same result (no data was printed through command "rostopic echo /velodyne_points" and "rostopic echo /...
user avatar
0 votes
1 answer
4 views

How to connect VLP-16 velodyne to indigo?

Under Ubuntu 14.04, indigo, My situation now is: sudo ifconfig eth0 192.168.1.77 (in new ternimal) roscore (in ...
user avatar
0 votes
1 answer
23 views

how to use Velodyne VLP16 and laser_scan_matcher with cloud input?

I have a robot equipped with a 3D-Lidar (Velodyne VLP16) and want to use laser_scan_matcher (http://wiki.ros.org/laser_scan_matcher) to estimate it's position. The velodyne driver (http://wiki.ros.org/...
user avatar
0 votes
1 answer
21 views

Unused args[] for include of

All the arguments are declared prior, but i still receive the same error. couldn't figure out why ...
user avatar
0 votes
1 answer
24 views

convert VLP16 sensor_msgs/PointCloud2 to sensor_msgs/LaserScan

I would like to test a library that require a sensor _msgs/LaserScan topic. I found this question http://answers.ros.org/question/9450/how-to-setup-pointcloud_to_laserscan/ but I am pretty new to ROS ...
user avatar
0 votes
1 answer
121 views

VLP16 - ROS Indigo- Velodyne poll() timeout Issue

Hi folks, I am pretty new with ROS and looking for some guidance. I got this error every time I tried to start the ROS. ...
user avatar
0 votes
1 answer
15 views

How to use two VLP16 with just one computer at a same time

Hey, I have two VPL16 velodyne laser scanners and I connected using a switch to my computer. I fixed first VPL 16's IP to 192.168.1.201 and second VPL's IP to 192.168.1.202 using Web GUI and then I ...
user avatar
0 votes
1 answer
16 views

How can I use two velodyne(VLP16) together at the same time?

Hello, I have a question about operating two velodyne laser sensors (VLP 16). I’m a ROS and Ubuntu beginner. So, even if my question is inexperienced, please understand me and answer as in detail as ...
user avatar
0 votes
1 answer
8 views

Errors in Velodyne driver

Hi, I am working with a VLP-16. I am using the ros driver to get de pointcloud. However I think there are some mistakes in the driver. If you change the angle in the web, for example, using only 90 ...
user avatar
0 votes
1 answer
4 views

Why routes are deleted using VLP16 and RVIZ?

Hi, We are trying to visualize in realtime the VLP-16 data in RVIZ. Our config : Ubuntu 14.04 ROS indigo Velodyne VLP-16 We launch in several terminals these following commands : TTY0 : ...
user avatar
0 votes
1 answer
6 views

Where can i can find the configuration file for VLP16 calibration for ROS?

Hi, I'm trying to calibrate my velodyne on ROS indigo VLP16 and I don't find the xml file to generate the yaml file. Like the 32db.xml to generate 32bd.yaml. Where can i find it ? Ty Originally ...
user avatar
0 votes
1 answer
5 views

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 ...
user avatar
0 votes
1 answer
6 views

Any idea to obtain object distance or size from Velodyne point cloud?

Hi, I am working on VLP 16 velodyne data and I would like to detect the size of an object from the point cloud. I can calculate the size of the object if I obtain the distance and vice versa using ...
user avatar
0 votes
1 answer
15 views

How to extract XYZ data from .pcap file

Hello, I am a complete freshman on Linux, ROS so, don't be mad :). I have a Velodyne VLP16 and the list that I want to with this laser is: Acquire raw data (.pcap) Visualize it using 3D viewer ...
user avatar
0 votes
1 answer
11 views

RVIZ fixed frame velodyne does not exist

Hi, I am trying to use the velodyne drivers in ROS indigo on my Ubuntu VM running inside Virtualbox. I followed the instructions from here http://wiki.ros.org/velodyne/Tutorials/Getting%20Started%...
user avatar
0 votes
1 answer
75 views

Velodyne VLP-16 SLAM

Hello, I'm a new user of ROS, Velodyne, etc. and I would like to know if there is a package/executable to apply SLAM to .pcap data acquired by Velodyne VLP-16 and then generate a point cloud? Is there ...
user avatar
0 votes
1 answer
30 views

Convert Raw Velodyne VLP16 pcap to bagFile

Hi, I have some raw velodyne VLP16 data in a pcap file. Is there a way to convert it to a ros bagFile? Here is a link to the raw log file: https://goo.gl/MJDfWA Thanks, Matt Originally posted by ...
user avatar