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- ROS Answers archive
ROS Answers archive Answers Archive This is the static archive of questions from ROS Answers archive Answers Many questions were migrated to Robotics StackExchange but those that were not, as well as other links and information related to the Q A sites are archived here All questions
- Ubuntu 22. 04 ros2 humble installing error GPG, libc-bin - ROS Answers
ROS distribution : ROS2 humble hawksbill ; to install ROS2 humble, while I'm following this : https: docs
- Only getting NaN values when using depthimage_to_laserscan - ROS . . .
I am working on Ubuntu20 04LTS and using ROS Noetic The depthimagetolaserscan node is subscribing to the image topic where I publish the depth images that were converted to the ROS image message with 32FC1 encoding and saved into a rosbag file The values I get for laserscan have all NaN values in ranges:
- ModuleNotFoundError: No module named rosbag2_py - ROS Answers
You can see here that there is no rosbag2_py for Foxy (at least in the binary form, I think? There is in its repository a foxy branch, you can try to build it from source)
- ROS2 No executable found (ros2 run pack nodo) - ROS Answers
Hello I am new programming in ROS2 and I need help I have carried out the following steps, without errors (but in the end it does not execute): Create the workspace folder: **mkdir workspace** Enter the workspace folder: **cd workspace** Create a package: **ros2 pkg create --build-type ament_cmake lidar_publisher** Enter the lidar_publisher package folder: **cd lidar_publisher** Create the
- Lag in recieving messages to a subscriber - ROS Answers
Typical mobile robots I know don't use ROS to transport encoder ticks or close the loop at that low of a level in the control hierarchy An interface which publishes JointStates and accepts geometry_msgs Twist is often seen The embedded controller of the mobile base then takes care of the rest
- recording video with gstreamer - ROS Answers archive
The image_to_rtsp node(let) taks in ROS images and provides a RTSP stream based on them You could connect a gstreamer pipeline to that RTSP server You could take the code from the previously named package as inspiration and push the ROS image data into a gstreamer appsrc pad and connect other gstreamer pads for compression file writing to that
- ROS Answers archive
ROS and Gazebo: Documentation Soon? | 1 answers | 12 votes | Asked on 2013-05-20 07:22:29 UTC Missing Documentation on _rules | 2 answers | 0 votes | Asked on 2013-07-12 10:55:36 UTC
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