Questions tagged [pcl-ros]

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Installing pcl_ros from binaries does not install executables in /opt/ros/lib

I wanted to experiment with point cloud filters from pcl_ros in my ROS2 project. Hence, I have added pcl_ros as an ...
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Concatenate sensor_msgs::PointCloud2 without converting to PCL and back?

For example, there is this Merging 2 pcl from kinects Where the OP converts to/from PCL objects. Unless this kind of thing is a shallow copy, I have a hard time believing there isn't a concatenate for ...
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Facing issues integrating PCL with ROS

I am trying to use PCL filters in my rosnode ,where I am trying to perform noise removal on the pointcloud,but while building the package. I am getting CMAKE errors ...
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Filtering Pointcloud with min and max angles

I am working with a 3d lidar 360 degrees lidar. On the robot there are some other sensors and accessories. The sensor scans these objects as well and ros navigation stack treats these objects as an ...
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Can't use 2D indexing with an unorganized point cloud

I'm using perception_pcl package to convert sensor_msgs::msg::PointCloud2 to pcl::PointXYZRGB and get the rgb or x,y,z data according to the raw and column value according to below code: pcl::...
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How to integrate PCL library into an existing project?

Suppose I clone the hector_slam project in my catkin_ws: cd ~/catkin_ws/src/ && git clone https://github.com/tu-darmstadt-ros-pkg/hector_slam. ...
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Newbie question on working with pcl_ros

I'm used to ROS/python, but due to performance requirements I'm writing a node in C++ for filtering pointcloud data. Specifically, I'm inputting a ...
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Extract a Volume of points from a PointCloud2 message

Hi all, I'm trying to achieve something simple, yet I can't seem to find a way to do this. I have a PointCloud2 (as a .pcd file) and a bounding box defined in the same frame as the PointCloud2. I want ...
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Segmentation fault (core dumped) with PCL 1.9

Hi, I have a problem using PCL 1.9.1 on ubuntu 18.04. The pcl::NormalDistributionTransform works good but a segmentation fault occurs with the pcl::NormalDistributionTransform when I call for the ...
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ros rviz pointcloud point selection

Hi, This page on rviz display types http://wiki.ros.org/rviz/DisplayTypes/PointCloud on the ros website mentions a attribute that the pointcloud type is "selectable". I'm not sure what that ...
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I am trying to convert .bagfile to .pcd in ros kinetic

I am trying to convert .bagfile to .pcd in ros kinetic using rosrun pcl_ros bag_to_pcd run1_2013-05-28-10-41-40_0.bag /velodyne_packets ./pointclouds but the pcd ...
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pcl_ros::transformPointCloud shows Lookup would require extrapolation into the past

I was trying to transform point cloud from camera frame to base_link frame using pcl_ros::transformPointCloud. However, the TF always show the error of Lookup would require extrapolation into the past....
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pcl_ros Difference of Normals segmentation?

Is Difference of Normals segmentation from the below PCL tutorial implemented in pcl_ros? PCL tutorial: http://pointclouds.org/documentation/tutorials/dron_segmentation.php Originally posted by ...
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2 answers
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Ros-kinetic error: pcl_ros cannot find openmpi

I found this problem building the ros packages for my project. I am running ros-kinetic on Ubuntu 16.04: ...
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1 answer
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Proper way to transform a point cloud

Hello, I am using V-REP to simulate a vehicle with a Velodyne. To simulate the behavior of the real Velodyne, I transform at each simulation pass the captured points to the /odom frame. This is to ...
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Install Indigo on Ubuntu 16.04 from source: can't build pcl_ros

As Indigo does not support debian packages for Ubuntu 16.04, I'm trying to build it from source following http://wiki.ros.org/indigo/Installation/Source Everything goes well until I'm trying to build ...
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PCL Normal estimation with PointNormal

The NormalEstimation nodelet in pcl_ros produces point clouds whose point type is Normal (i.e., not including xyz). I have code that needs to work with PointNormals, i.e., x, y, z, nx, ny, nz. Now I ...
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How to convert sensor_msgs/Image to PointCloud<pcl::RGB>?

I am trying to use PCL implementation of generating pointcloud and disparity from stereo images. I am using pcl::StereoMatching Class and stereo.compute() function to get disparity image. But compute()...
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bag file to pcd files

when i try to convert bag file using the following command to pcd file then i get multiple pcd files. is this correct ? How can i obtain single pcd file from a bag file. ...
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frame issue with PointCloud2 and rviz

After reviewing the source for Velodyne I see that: the velodyne_packets topic is published with "velodyne" frame id in the ROS header the velodyne_points topic is published with "odom&...
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transformPointCloud without PCL

Is there a direct analogue to transformPointCloud that doesn't use PCL but has the same form? i.e. transformPointCloud(frame, pointcloud2, pointcloud2b, tf) I am ...
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pcl_ros nodelets do not exist

I'm working with some of the built-in pcl_ros nodelets. I have a VoxelGrid filter and passthrough filter working fine, but when I try to run the SACSegmentation nodelet as decribed in this tutorial, I ...
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Transforming Point Cloud

Hi, I'm trying to transform a Point Cloud from one frame to another. I'm using the method: ...
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1 answer
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Transforming PointCloud2

Hi, So I'm trying to transform a PointCloud2 using the method: transformPointCloud (const std::string &target_frame, const sensor_msgs::PointCloud2 &in, sensor_msgs::PointCloud2 &out, ...
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1 answer
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Including pcl_ros for transformPointCloud

Hi, So I'm trying to use pcl_ros method: ...
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problem building ar_track_alvar from source

I am trying to build ar_track_alvar from source which depends on pcl_ros. I recently updated all the packages but this package seems to depend on previous version of pcl how can I build this package ...
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How to convert a PointCloud via tf2

Hey there, I tried to write some pretty simple code with tf2 and I'm stuck already. How does one transform a pcl::PointCloud<...> when using ...
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1 answer
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pcl_ros in CMakeLists.txt

I want to work with pcl_ros in a package but I don't know how to include it in the CMakeLists.txt file. I tried to use: ...
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[SOLVED] pcl_ros: how to find cloud frame

Dear all, I am using pcl_ros package, with pcl 1.6 and ROS groovy. I am subscribing to a PointCloud2 topic, using a callback like this: void MainWindow::xtionCloudCallback(const pcl::PointCloudpcl::...
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pcl_ros::transformPointCloud says it does not have the transformation

Hi all, I am using the pcl_ros package in Groovy in order to transform a point cloud in the /map frame (/map -> /odom is given by a localizer node, while /odom -> /rgb_optical_frame is given by ...
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2 answers
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PCL Header timestamp

The pcl_ros tutorial example doesn't work: ...
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1 answer
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Conversion from sensor_msgs::PointCloud2 to pcl::PointCloud<T>

Hi all, I am digging deep in this forum, but I'm getting lost. I am using ROS Groovy and receiving a sensor_msgs::PointCloud2 from a depth_image_proc nodelet and I want to process it using PCL 1.7. ...
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ros publish pcl::ModelCoefficients

I am following "How to use a pcl tutorial on ROS" under /pcl/Tutorials. I managed to build and run section 4.1 with no problems but when I build 4.2 I get the following error: [ 50%] [100%] ...
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pcl_ros(hydro) fails to compile on Mac OSX 10.8.5

Here is what I get compiling Hydro on OSX 10.8.5 Particularly I get the following errors during pcl_ros compilation. ...
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1 answer
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Normal Estimation using PCL--Error

Ubuntu12.04 fuerte When I just add this one line in the code, I am getting the errors given below. pcl::NormalEstimation<pcl::PointXYZ, pcl::Normal> ne; Full ...
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how to save/process WHOLE map of rgbdslam

Hi, I am having trouble saving the whole map as seen in the gui of rgbdslam. I need the whole map for path planning. I created a node that listens to /rgbdslam/batch_clouds topic and data were flowing ...
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1 answer
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Why do the features of pcl_ros decrease

Hi. Now we have a mind to rearrange our pcl ros wrappers, jsk_pcl_ros(http: //sourceforge.net/p/jsk-ros-pkg/code/HEAD/tree/trunk/jsk_pcl_ros/), and to send our features to the upstream,https:// github....
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Incorporate Frustum culling in ROS PCL-1.5

I am using PCL which is part of my ROS Fuerte for my applications. The PCL version I have is 1.5 ... I saw the Frustum culling in filters module. Also it seems to be part of PCL-1.7 I checked my ...
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error during pcl_ros

Hi , I downloaded pcl and perception_pcl from pointclouds.org and did rosdep without any errors.. when I rosmake pcl_ros, its resulting the errors below. mkdir -p bin cd build && cmake -Wdev -...
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pcl_ros bag_to_pcd not found

I'm using a full install of ROS Groovy and am trying to get point clouds from bag files. When I attempt to run bag_to_pcd I the following error: [rosrun] Couldn't find executable named bag_to_pcd ...
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pcl_ros compilation from source

Hi, I am trying to install pcl_ros from source on a raspberry pi running groovy. I get this undefined reference when it tries to link bag_to_pcd ...
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1 answer
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Calculating the distance between two planes in rviz

Hello everyone, I am working on a project to calculate the distance between the vehicle's base and the ground. I am working on Ubuntu 11.10 with ROS-electric(with PCL) and using Asus xtion pro live ...
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2 answers
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Fuerte PCL/Flann Repo github.com/wg-debs no longer exist. Where was the source moved to?

Hi Everyone, It has come to my attention that the "github.com/wg-debs" no longer exists. This has been for some time the place where I pulled down the source for the packages in Fuerte, and ...
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1 answer
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Package using pcl make error

hi, I used a source code from pcl/range_image & visualization in my ROS package(pcl_tutorial) to create a range image. But when i make the package, i get an error In file included from /opt/ros/...
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Convert pointcloud to image

hi, i have a bagfile with velodyne packets in it. I want to convert this point cloud into an image or a range image. Anyone please help me how to convert it. i went through the documentation in ...
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1 answer
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Easy way to transform a geometry_msgs::Pose by a 4x4 Rotation Matrix

Hello All, I feel as if there should be a way for me to easily translate and rotate a geometry_msgs::Pose by a 4x4 rotation matrix given to me as the final transformation from a registration in the ...
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Error with pcl_ros, in ros fuerte

I have a problem with pcl_ros.the problem is when you compile pcl_ros. when rosmake is used gives the following error: ...
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Finding an Item in a Point Cloud

Hello All, I'm wondering if there is a implementation in ROS that would allow me to find a Object in a point cloud based off of some kind of comparison, preferably either to a Mesh object or a smaller ...
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1 answer
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PCL Tutorial voxel_grid Permission Denied

Hello, I am new to ROS, Ubuntu, and PCL. I have Ubuntu 11.10. I am attempting to complete the ROS PCL Tutorials at http://www.ros.org/wiki/pcl/Tutorials. I got stuck at step 4.1. I was unable to ...
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Error compiling pcl_ros on Debian

Hi there! I get an error (or lets say a huge error message) when i try to compile pcl_ros on my Debian:sqeezy. The first error is: error: ‘__s_getMD5Sum’ is not a member of ‘pcl::PointIndices’ I ...
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