Questions tagged [stream]
The stream tag has no usage guidance.
13 questions
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ROS2 multicast a topic to remote machines
I understand that the when using RTPS protocol multicast is used to discover other nodes on the network, I am wondering if it is also possible to multicast topics to a private network?
In my setup I ...
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59
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How To Setup Pi Camera Livestreaming with ROS2 Humble on Ubuntu 22.04
I am trying to integrate a raspberry pi camera into my robotic platform running on ROS2 Humble Hawksbill on Ubuntu 22.04. It works fine with all of the built in libraries on the default raspberry pi ...
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166
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Error: Could not demultiplex stream video player opencv depth camera
Video player gives "could not demultiplex stream"
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- 37
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1
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8
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Possible to live the data from rosbag
I want to live the data from rosbag and display on graph with respect to time. I googled it ,but not get any solution. I know reading data and writting data into rosbag . I want to display graph when ...
Obedulla
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4
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video stream needed for ARDRONE
Hi,
This is Kathir.
While using cv and ros bridge, I am not able to ardrone's camera's output in my computer.
Could somebody help me to fix this ?
Should I have to change the topics in publisher or ...
Kathir
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1
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23
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Kinect v2 from image_color to /dev/video0 -- webcam streaming or other
Hey there everyone. I used ROS quite a bit over summer under a different work account but now that I have learned to love ROS, I want to use it to help me stream RGB video from my Kinect v2 for xBox ...
ateator1
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1
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9
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Hokuyo LIDAR data on Graphical Interface
Hi,
I have connected to Hokuyo UST -10LX lidar using ROS. I have installed the necessary wrapper and I could see that Lidar is working properly. When I do
rosrun urg_node urg_node _ip_address:="...
asdfgf
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4
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how to get the image topic from the other computer with WiFi
Hi everyone, I have opened the webcam with usb_cam successfully, and I can see the image_raw topic running. However, I want to get the image_stream from the other computer. How could I do to subscribe ...
Joy.Lin
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1
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Bundling a message stream
I am looking to 'bundle' a stream of ROS messages (on different topics) into a single message that contains bundles (i.e. tuples) of the individual message. Is there a package out there that does ...
Felix Duvallet
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4
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ROS supported for video feeds from 2 robots
hi, may i know whether ROS is able to support video feed streaming from 2 robots at the same time? or have to do with 1 robot at a time?
Originally posted by yteo on ROS Answers with karma: 1 on 2016-...
yteo
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7
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Help with streaming AR.Drone camera images to openCV
Hello all.
I am using the AR.Drone 2.0 and setup the ardrone_autonomy driver link:[text](https:// github.com/AutonomyLab/ardrone_autonomy) and I also installed ROS from the official website (fuerte). ...
MichaelJ
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3
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Running two different cameras from uvc_camera driver?
Hi,
I have a whole robotic system in which I have a camera mounted on a robotic arm.
One more camera is mounted on the top of a frame from which I can see my whole robotic system.
How can I start two ...
Rohitdewani
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4
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publishing file stream with ros
Hi,
I would like to create a service which publish as a topic a byte stream with the content of a file. It is possible to define inside a Ros service a data type variables ifstream? or could it be ...
cmsoda