Questions tagged [rosparam]

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rclcpp ROS2 params yaml file comments

Does anyone know, if there are available comments in the yaml files containing parameters? I tried to comment some information to keep it for later, but then I got rcl parsing exception. But maybe I ...
magladko's user avatar
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Parameter substitution within rosparam list inside launch file

I am trying to change the parameter map_frame within the rosparam list as shown below, but the substitution does not work. I am actually passing the ...
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2 answers
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How to use int or double as input to "arg" in ROS launch file

I am trying to use the following as input values to an arg command in my roslaunch file as follows: ...
hunterlineage's user avatar
1 vote
1 answer
56 views

does rospy support rosparam update callbacks?

Using rospy/ROS1, I would like a callback when a certain parameter on the ROS1 parameter ...
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1 answer
55 views

rosparam param="source_list"

I don't know what <rosparam param="source_list"> means and barely found a clear description of it, especially on the official website. Here is the ...
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1 answer
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Calibration / Tuning Tool Support

Hi, I've some years of experience in running ROS1 applications and tuning a limited number of scalar and vector parameters by means of rosparam. For future tasks I'...
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1 answer
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[Talos] I am trying to launch talos in simulation but gazebo Segmentation fault (core dumped)

Hello, I was trying to play with talos robot in simulation. I have installed the simulation using this tutorial in ros-melodic ubuntu 18.04. got some errors but I was able to solve it. I have error ...
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1 answer
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rosparam load key is giving errors when i try to list the parameters available to the node

I created a package called pkg_ros_basics. Then inside that, I created a folder called scripts and inside which i made a folder called config inside which I created a file using touch config_my.yaml ...
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1 answer
48 views

Get ros params from parameter server

I have 2 ROS nodes running sequentially from a script. Node1 sets some params in the parameter server which are to be used by node2. But node2 starts after node1 is killed. Currently I have a yaml ...
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1 answer
6 views

Failed to get parameters after launching .launch file from another .launch file?

I have .launch (turtlebot3.launch) file in which I am launching a node, that needs parameters. I take parameters as argument in launch file (turtlebot3.launch) such as ...
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1 answer
23 views

roscpp: set / get vector containing infinity from parameter server

Hello everyone, I would to read a vector containing some infinity components from the ROS parameter server. I have included the following line in the roslaunch: ...
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1 answer
46 views

roslaunch ros2 equivalent to 'rosparam command="load"'

What is the ros2 equivalent to '<rosparam cmd="load" ../>'? Looks like there are three possible cases: loading parameters in the root of the parameter server loading parameters ...
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C++ plugin cannot get parameter that has been uploaded to param server later

I want to load parameters from the ROS param server in the Gazebo model plugin. I do not have any problem with getting the parameters thet were set in the launch files, but I run a node that uploads a ...
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2 answers
57 views

programmatically load yaml parameters in C

Hi all, I'm trying to load a YAML file into the parameter server programmatically in C++. I know it is possible with Python, from this question here, but I couldn't find a way to do it in C++. I'm ...
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1 answer
93 views

ROS 2 Params YAML File Package-Relative Path

Is there currently any analog to the rosparam flag subst_value for ROS 2 YAML parameter files? I would like to use a package-...
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1 answer
8 views

IOError: [Errno 13] Permission denied: 'params.yaml'

http://wiki.ros.org/ROS/Tutorials/UnderstandingServicesParams ...
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1 answer
29 views

Setting parameters just work through rqt_reconfigure, not rosparam

Hello ROS developers, I am currently using this depthimage_to_laserscan package. I wanted to change some parameters (for instance range_min). When I do it in rqt_reconfigure, everything is fine: the ...
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1 answer
3 views

Show full rosparam filepath

When running a node with roslaunch and loading filepaths into the rosparam server, the terminal output clips the end of the filepath as shown: ...
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1 answer
28 views

Loading controllers from yaml in namespace

Hi, (*Using ROS Melodic in Ubuntu) I am loading a yaml with 4 controllers + joint_state_controller in a namespace. Yaml aspect: ...
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1 answer
24 views

Pass an argument to a yaml configuration file

I have a configuration file that I am loading in my launch file using rosparam, ...
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1 answer
35 views

How to read rosparam in a launch file

I am aiming to write a bag recording launch script for two same robots with different storage configuration, hence the stored location for the robots will be different. The robots name are in ...
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1 answer
9 views

Cannot read parameters from file in launch file

For example, I just changed the launch file from ...
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1 answer
13 views

Setting octomap resolution doesn't work

I am working with ROS kinetic and implemented perception with octomap like described in http://docs.ros.org/kinetic/api/moveit_tutorials/html/doc/perception_pipeline/perception_pipeline_tutorial.html ....
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1 answer
27 views

dumping parameters from c++ node

Hi all, I have a simple question but I can't seem to find a nice solution. My problem is the following: I have a YAML file that stores some parameters. These parameters are loaded into the parameter ...
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1 answer
15 views

Rosbags record parameter server data?

I am working with some rosbags, rosbag info shows that there are some dynamically reconfigurable parameters which i want to ...
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1 answer
16 views

rosparam load only part of yaml

Hi, Is it possible to load only part of yaml file into the parameter server? My reason for wanting to do this is, suppose you have a properties.yaml file as follows: ...
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1 answer
16 views

How to get param value in to arg in roslaunch?

I am using ros kinetic I have ros parameter name "tal" I want to get this param value into argument tag. <arg name="tal_arg" value=??? /> ...
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1 answer
30 views

nodehandle parameter

I am reading the tutorial on the website http://wiki.ros.org/roscpp/Overview/Parameter%20Server But I am not sure understand the following the Default value version. ...
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1 answer
4 views

Error in template instantiation for ros::NodeHandle::param

I'm trying to get arm_id from the parameter server using function ...
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1 answer
16 views

Access rosparam from node handle passed by reference

Hi all, I have a ROS node which inits and constructs a NodeHandle object. The node is run from a launch file that loads a YAML file into the parameter server. From ...
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1 answer
2 views

Can't get double parameter in node (C++)

I have a launch file with: ...
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1 answer
11 views

ROSLIB.Param.get() callback not executing

Hey all, Not sure if something is broken, or if I am doing something wrong. I have started the bridge, and got to the point where when I load the page: ...
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2 answers
69 views

How to get an array of parameters with rclcpp

In ROS1, you could retrieve a list of parameters The documentation shows get_parameter returning an ParameterVariant but ParameterVariant doesn't seem to have an ...
DLu's user avatar
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2 answers
14 views

moveit: param server is missing planner configurations

Hello all, here are the errors, ...
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1 answer
16 views

How can I set several parameters with a single call of rosparam?

I would like to set several ROS parameters via a single call of rosparam (run in a docker container means loading from .yaml with ...
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1 answer
11 views

launch move_base : error loading <rosparam> tag

hi , i'm trying to launch move_base backage and i used this launch file : ...
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1 answer
7 views

best practices: when to use parameter server and when not?

Hi, I was wondering what experiences people have had from using the parameter server... What cases must you use the parameter server? What types of data would you not read through the parameter ...
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1 answer
3 views

what is the use of namespace in `rosparam dump [file_name] [namespace]` command?

(https://wiki.ros.org/ROS/Tutorials/UnderstandingServicesParams) I can understand the namespace use in rosparam load [file_name] [namespace] command in the example ...
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1 answer
9 views

rosparam set not working

I wanted to change the port for joystick driver from /dev/input/js0 to /dev/input/js1 using ...
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2 answers
30 views

Load a urdf/xml file as rosparm from a c++ ros node

I have followed the rosparam tutorial. But it dosent show how to load a xml/urdf file as a rosparam. Specifically, I want to set "robot_description" parameter from a c++ ros node not from a ...
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2 answers
16 views

ROS master crashing due to XMLRPC error

I restarted my robot, running ROS Kinetic on a Raspberry Pi, and I'm finding that the master node is immediately crashing on startup with the error: ...
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1 answer
80 views

array of strings as param tag in launch file

Hi, I'm trying to read an array of strings into my ros node. Here is the line in my launch file ...
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1 answer
3 views

How to see rosparam on terminal screen?

I have recorded all data in rosbag. When I play it using command rosbag play <bag_name>, I want to see ros_parameters of amcl. When I type ...
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2 answers
24 views

Loading robot_description dependent on rosparams

There are a few dimensions of my robot model that are subject to change at runtime, and so I would like to use the param server to set and get those values. It was easy enough to set the values, but ...
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2 answers
38 views

Load Parameters using roslaunch saved as .yaml from RQT Dynamic Reconfigure

Hello All, I have a motor controller board which is tuned using a ros node. The parameters of this board need to be tuned only once and then use the tuning parameters at each launch. Currently I have ...
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1 answer
11 views

Evaluating ROS param in Launch file

Hello All, I am writing a program for controlling a robot. The robot has to make different motions based on the information of where it is. For accomplishing this, I have written different number of ...
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1 answer
15 views

Is there a way to read from a text or yaml file and pass its data to <arg> tag?

Just like rosparam that take yaml file as a parameter, I want to know if there is a way to read text or yaml file that contains parameters and pass the parameters ...
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1 answer
10 views

getParam questions

The var have_calibration is always evaluating to false. I also tried this with just ros::NodeHandle nh and in place of that ...
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1 answer
14 views

How to pass rosparam yaml file on rosrun cmd line

Is there a way to pass rosparam yaml file on rosrun cmd line ...
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1 answer
62 views

Relative path doesnt work on yaml file with launch file

I want to load a map into the rosparam server. My yaml file looks like this: ...
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