Questions related to PCL the Point Cloud Library
Questions relating to pcl the Point Cloud Library
Questions tagged [pcl]
541 questions
1
vote
2 answers
point cloud "box" filtering
I just wanted to know if a package doing a "box" filtering already exists. I'd just like to limit the field of view of the Kinect, by removing everything that's not in a given box. I googled a bit and couldn't find an already implemented…
Ugo
0
votes
1 answer
why pcl algothm so fast?
Hello:
I want to write a VoxelGrid filter which can filter the center of the voxel. I just write the same as pcl source code in pcl/filters/include/pcl/filters/impl/filter.hpp. here is my code:
pcl::PointXYZI…
mjjdick
0
votes
1 answer
detect a red object in my world
Hi guys,
i'm trying to make my robot rotating until he "see" a red object and then drive to this object.
i tried to do it with point cloud library ,i understand i need to subscribe to a certain topic but i don't know which one?
also after…
iguma
0
votes
1 answer
PointXYZRGB to CIELab conversion
I get this error:
/home/dinesh/catkin_ws_pcl/src/my_pcl_tutorial/src/godgift.cpp:48:41: error: no matching function for call to ‘pcl::NormalEstimation::setInputCloud(pcl::PointCloud&)’
…
dinesh
0
votes
2 answers
how to remove this error in pcl?
Could not find a package configuration file provided by "pcl_conversions"
with any of the following names:
pcl_conversionsConfig.cmake
pcl_conversions-config.cmake
after running catkin_make to build the pcl package this error always comes, im…
dinesh
0
votes
1 answer
erroer while running pcl package
I was following pcl/tutorial steps, but after i downloaded the source code example_voxelgrid.cpp and named it as example.cpp and than calling catkin_make from the root directory, it is showing:
CMake Error at…
dinesh
0
votes
1 answer
Convert sensor_msgs::PointCloud2ConstPtr to pcl::PointCloud::Ptr
Hello
I'm using the SampleConsensusModelLine, which requires a pointcloud on the form of pcl::PointCloudpcl::PointXYZ::Ptr. However, the callback for the point cloud uses the form sensor_msgs::PointCloud2ConstPtr. How do I convert one to the…
erwhelewoli
0
votes
1 answer
PassThrough nodelet with more than one field
Dear ROS users, I am using the passthrough nodelet (link text) on a point cloud. Setting one field parameter (like in the tutorial) works. What I want to do is to use the nodelet to filter all the fields (x, y, z) at the same time. Since the param…
rastaxe
0
votes
1 answer
Book: Learning ROS for Robotic Programming, 2nd Edn; Chapter 6 - pcl_create not working
I am trying to go through the book recommended for the ROS beginners "Learning ROS for Robotics Programming" Second Edition. Right now, I am reading chapter 6 about point cloud library. I have followed all the steps given in there from page…
Abdul Mannan
0
votes
1 answer
Cluster recognition and identifying objects, trouble using SHOTColor, help?
I was using VFH for object detection, now I need some colour information about the point cloud that I will use, I don't know how to use SHOTColor properly, could you guys give me a light?
I used the following tutorial from the…
Nxzx
0
votes
1 answer
Undefined reference to pcl_ros::transformPointCloud
I am getting undefined reference to pcl_ros::transformPointCloud in the linking phase of catkin_make.
This is the source code:
void cloud_cb_cam1 (const sensor_msgs::PointCloud2ConstPtr& input)
{
cam1_data_valid = true;
…
Robpuff
0
votes
1 answer
People detector in RGB-D pointclouds
Hello all;
I need to perform a people detector for security tasks in robot cells. My initial idea has been to make a ros node adapting the work from Matteo Munaro, from the PCL tutorials, as it fits quite well my initial idea:
PCL people…
altella
0
votes
1 answer
Building PCL with Kinfu
I am installing Point Cloud Library (PCL), without installing ROS. Now, I would like to use the open source version of Kinect Fusion (http://pointclouds.org/news/2011/12/08/kinectfusion-open-source/). So, I downloaded the latest PCL source from…
Karnivaurus
0
votes
1 answer
pcl 3D Object Recognition and Tracking using Kinect
Any one can advice me, I have a kinect and I want to use it to do the object recognition and make sure the position, PCL is available.3D Object Recognition and Tracking using Kinect .Can any one help me.
Originally posted by Roslj on ROS Answers…
Roslj
0
votes
1 answer
memory corruption
get error in callback this is caused by the last line ... any ideas what is happening. I am using pcl 1.7.2 and ros indigo under ubuntu 14.04.
void cloud_cb (const sensor_msgs::PointCloud2ConstPtr& msg)
{
pcl::PointCloud…
rnunziata