Questions tagged [usb-cam]

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ROS2_Iron - Camera calibration file (camera_info.yaml) not loaded by usb_cam camera driver

Running ROS2 Iron with the usb_cam driver. ...
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Not able to use usb_cam package

Whenever I use following command ros2 launch usb_cam camera.launch.py Gives me the following error like this ...
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usb_cam package framerate can't increase on Rasp Pi 3B+

I am using a Raspberry Pi 3B+ with a Raspberry camera. The operation system is Ubuntu-mate 20.04 and I am running ROS1 noetic on it. To be able to use the camera, I followed the instructions here to ...
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using usb_cam from remote computer. Cannot identify '/dev/video0': 2, No such file or directory

Hello everyone! My configuration is the following: ROS-master computer: Nvidia TX2 with Ubuntu 18.04, ROS melodic and package usb_cam installed on it , and Logitech USB camera connected to it through ...
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Rviz Message filter dropping message with rosbag1

I have a bunch of rosbag1 bag files with images, velodyne point clouds, and radar point clouds. I've now attempted a couple different methods of playing rosbag1 files in rosbag2, such as ...
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usb-cam using deprecated pixel format

I am using ubuntu mate 20.04 focal and i have installed ros noetic, I am trying to use a logitech c920 webcam, however when i run rosrun usb_cam usb_cam_node i get the following error [swscaler @ ...
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Can I change which topic usb_cam is publishing?

Can I change the topic which each node publishes? I'm using usb_cam with multiple nodes and each node will run in different devices, I need them to publish on different topics so the server can send ...
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Face detection with usb_cam

Hello, I'm following this video on How to use ros usb cam for face detection. In the las part, when I run: ...
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How to publish camera data over ros?

HI, I'm looking to use a usb camera to publish over ros for further computation. Any idea on where I should get started? c Originally posted by alam121 on ROS Answers with karma: 15 on 2020-02-05 ...
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usb_cam ros kinetic on raspberry pi 3 B

Hi, My Raspicam v1 is not working on Raspberry pi B. I tried various methods to start it with command raspistill -v -o img.jpg and also with raspicam_node package of ROS, but still it did not show any ...
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Running usb_cam across VNC and getting Cannot identify '/dev/video0'

Hello guys, I was running a docker container that contains the normal ros packages and usb_cam. I visualized the ubuntu interface through a VNC (localhost:5900) and tried ...
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VIDIOC_S_FMT error 5 , Input/output error

Hello, When i run the node usb_cam in ros kinetic under ubuntu 16.04 I have this error: ...
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recording only header image_raw message

I would like to record using rosbag only the /usb_cam/image_raw/header topic excluding the data. Tried: rosbag record -a -x "/usb_cam1/image_raw/data" But looks like it is not working. I ...
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USB_CAM error : Input/output error

Hi, I want to use web-camera(Logicool Webcam C210) I use usb-cam package,but I cannnot see the web-camera view. My launch file is below, ...
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2 answers
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Why can't I install usb-cam package at RPI3?

Hello, I have installed Raspbian Stretch at my RPi3 and the ros_comm for the ROS Kinetic package (since it was the recommended one from the ros wiki). However, when I try to install any package the ...
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how to set framerate of usb_cam above 30FPS?

I am using this usb_camera. I want to use the frame rate 120FPS 640x480. I passed the parameter <framerate> in launch file....
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[ERROR] [1519888351.478412390]: Cannot identify '/dev/video0': 2, No such file or directory

hi, I'm trying to use usb_cam-test.launch in usb_cam package to read my web camera, but it keeps returning error: ...
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Camera Stream Muliplexer

HI Everyone, The robot platform I am working on has 6 cameras onboard with different views. The Coms system only has the bandwidth for one of these views, what is the best (quickest/easiest) way to ...
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Change node name

Hi, i have this code from visp_auto_tracker, i want to change the name of the node ...
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Apriltag topics do not return any information but execute without errors or warnings

I can launch the apriltag_detector node without errors or warnings but the topics do not return any information. The command 'rostopics list' will show all the correct topics but they do not return ...
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how to increase the resolution of logitech c920 to detect aruco markers more stably

I am using logitech c920(about 12ft above ground) to detect an aruco marker using the aruco_ros library. The resolution is set to 640x480 but at this resolution the aruco marker is not being detected ...
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usb_cam outbuf size mismatch; possibly different format?

I'm using usb_cam with a camera that supports mjpeg, but I'm getting errors. The camera supports these formats: ...
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Multiple usb webcams with their own calibration file

I launched two webcams with the usb_cam package (ROS Indigo). My launchfile is very simple: ...
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1 answer
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Mobius camera interface in ROS

Hi, I would like to work with mobius actioncam and ROS on nvidia tegra tk1. I've tried both uvc_camera and usb_cam packages but without success. uvc_camera gives me this error: "I only handle ...
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Launching usb_cam on a remote Machine

Hi ROS-Community, as the title already says I want to Launch the usb_cam Node on a Raspberry Pi from my main Computer. Although there are many Question regarding the usb_cam not working, I can't find ...
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usb_cam and image_view keeps giving "videre INI" error

I'm using usb_cam and image_view packages to capture images from a usb camera. However, after I launch the nodes, the image_saver node in image_view package keeps giving me the same errors: ...
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Publishing compressed images directly for 120fps streaming

Hi, I have a usb camera able to out mjpeg up to 120fps. I would like to send this video stream over a wifi network to a remote node. So far using image_raw/compressed topic re-encode video stream and ...
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usb_cam package and head_camera.yaml missing

Hello, I am new to ROS. I have been trying to do usb camera integration into a robotics project at our university's lab. I will write the steps i did and the errors that i got. I went into my ~/...
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1 answer
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usb_cam exit code-11 on arm firefly rk3288

i launch the example usb_cam-test.launch on my computer it works, but when it turns to the arm firefly rk3288 i got the error: ...
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1 answer
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ROS Answers SE migration: libuvc kinetic

Has anyone tried to install libuvc or libuvc_ros for kinetic distribution? I have no idea how it should be done. Maybe using https://github.com/ktossell/libuvc_ros Originally posted by glagla on ...
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How to calibrate dual (stereo) camera and obtain data?

Hi, My knowledge of ROS/Linux is limited, so I'm hoping someone could kindly help me. I am using Virtual Box running Linux 14.04, and ROS Indigo. I am trying to use a dual camera setup in order to ...
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1 answer
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Launch two camera nodes for stereo calibration

Hello, I am attempting to launch two camera nodes via a launch file in order to calibrate them via stereo. Below is my launch file: ...
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1 answer
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error when install usb_cam

Hi, I am installing usb_cam and get this error: ...
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1 answer
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Problem about opening webcam(logitech C920)

I followed this website http://answers.ros.org/question/197651/how-to-install-a-driver-like-usb_cam/?answer=230326#post-id-230326 ,try to open my webcam. There are some errors about comand ...
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Running two nodes for two webcams with usb_cam

I'm trying to run two different webcams. What I understood was I need to create two different nodes and set the parameters differently to run them. Both are Logitech C270 cameras. What I did was copy ...
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1 answer
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No JPEG data found in image

I am currently running ROS on VirtualBox. After running $roslaunch usb_cam usb_cam.launch ...
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1 answer
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no image received error in rviz

Hi, I am using Ubuntu 12.04 with ROS hydro . Currently ,i am stuck with a error in rviz which states that " no image received" in status field under camera. I am using iball usb_cam. I ...
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1 answer
6 views

image_view symbol lookup error

Hi there, Whenever I try to use image_view to visualize a topic published by usb_cam with the following command: ...
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1 answer
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usb_cam installation on ubuntu and default launch file

Hello All, I installed ros-jade-usb-cam with apt-get and then made a "sudo dpkg -L ros-jade-usb-cam" which generated the following files: /opt /opt/ros /opt/ros/jade /opt/ros/jade/include /...
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1 answer
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usb_cam camera frame rate, and rostopic

Hello, I am using usb_cam module to get image from my usb logitech c910. I am using the following usb_cam.launch file: ...
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1 answer
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Book: Learning ROS for Robotics Programming, 2nd Edn; Chapter 5 - USB Camera is not running

I am using Ubuntu 15.04 and jade version of ROS. I am trying to use the usb camera by the method given in the book on page 187. My camera is already good and I checked it by the "cheese" ...
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Is it possible to display a robot model on top of the camera image in Rviz?

I am trying to display a 3D model of my drone on an image it had taken earlier. I have transforms, camera_info, position data, and timestamps, as well as the URDF and the model. However, I cannot seem ...
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1 answer
9 views

Running 2 different cameras using usb_cam

Hello, I'm using the usb_cam package and I'm trying to launch my 2 cameras at the same time. I'm using the following launch file: ...
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1 answer
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Garbled image problem on usb_cam

I am testing usb_cam_node with a usb camera, when I use the follow launch file, everything is ok, ...
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1 answer
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I cannot view the image published by usb_cam

In ran the usb_cam node with rosrun usb_cam usb_cam_node the images are published and i ensured that with ...
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1 answer
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How to use lsd_slam with usb camera?

I install lsd_slam from here. I run succesfully lsd_slam with .bag files from taken here. I want to try lsd_Slam with usb camera or image sequence. To do it, I run below commands : ...
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2 answers
10 views

How to get pointcloud2 data from usb_cam or Pointgrey camera?

Hello, experts~ I am a new in ROS. And recently, I am trying to get image and make it detected by the node ar_track_alvar. However, this ar node requires sensor_msgs/PointCloud2 data. Firstly I tried ...
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1 answer
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Usb_cam ignoring camera_frame_id

I have a launch file for starting a stereo USB camera: ...
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1 answer
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What are the next steps after stereo calibration?

I've completed the stereo calibration tutorial and have my sample images and parameters in a calibrationdata.tar.gz file. Where do I go from here? I want to use this to create a depth map and point ...
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how do I improve the steam video speed in ROS

Hello, thank you for spending your time try to help my problem. Now I have two computers and would like to show the steam video on both computers through wifi connection. the package Im using is ...
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