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Questions tagged [uvc-cam]

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Setting a USB camera in ROS

Hello, First of all i wanna say that i'm really really new at ROS, I basiclly just started and so I don't know even all the commands and functionalities that there is. So I apolagize if I make really ...
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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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Error when launching uvc_camera

Hi I am currently trying to use uvc_camera with my project but when i launch it i get this error with my codes. ( This are my error) ...
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Problem with ar_pose, error: Rectified topic '/camera/image_rect' requested but camera publishing '/camera/camera_info' is uncalibrated**

Hi, I successfully calibrated my camera (rosrun uvc_cam_node works well) but when I launch ar_pose I get error that my camera isn't calibrated: [ERROR] [1416872150.188997696]: Rectified topic '/camera/...
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Calibration uvc_camera and ar_pose | does not match name narrow_stereo

Hi, I have a problem with calibration of uvc_camera. According to this tutorial I calibrated my uvc_cam, I get txt file, next I converted it to *yaml file. Unfortunately something is still wrong. ...
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Can anybody please tell how to use web camera in ROS?

I want to use webcamera to test images in ROS. I am programming using OPENCV and want to see the live video stream from my laptop in a window on ROS. When I try to launch a file whose contents are ...
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Problem installing uvc_cam on ARM/Hydro

Trying to do a uvc_cam install on a Panda Board under hydro following the Ros By Example instructions. I get 55 successes and one failure. the Package path is correct and roscd finds the correct ...
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uvc_cam launching errors/ set_control

Hi! I am trying to get my: Bus 006 Device 007: ID 046d:08f0 Logitech, Inc. QuickCam Messenger to publish its images in ROS. I am now trying to use uvc_cam using a launch file. Problem 1: unable to set ...
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calibrating individual webcams as stereo

Hi, My ubuntu is 12.04 and im using ROS fuerte I would like to calibrate 2 individual external webcams (Microsoft HD) as stereo camera. I used the package named as camera_calibration that is available ...
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reconfigure parameters for uvc_camera or uvc_cam2

Hi all, I would like to use the uvc_camera driver but the image has some weird coloring. It seems that the parameters are not right. Therefore, I found would like to adjust them. I found a post here ...
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Segmentation fault, stopping uvc camera driver

Hi All, I have an extra logitech QuickCam Messenger VGA Webcam. When I simply try to run it with uvc_cam, it give me a error "Segmentation fault, stopping uvc camera driver. [ERROR] [1351517497....
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Error in compiling uvc_cam

Hi ! I am using ROS Fuerte on my system running Ubuntu 12.04 . i am trying to build uvc_cam but i am getting errros, here are the steps i performed: ...
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can't set any settings for uvc_camera

Hi guys, I want to use a webcam with the uvc_camera Package. I'm using Ubuntu 11.10 server and compiled the package from source (because I use an ARM processor). It compiled without any problems but ...
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uvc_cam installation problem

Hi, I am working on ubuntu and I am installing pi_face_tracker (http://www.ros.org/wiki/pi_face_tracker) but there is a problem with the Eric Perko's uvc_cam package. First off all, "rosdep ...
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OpenCV program doesnt start the camera

Hi, I recently installed ROS Electric, and now I'm trying to use OpenCV with it, I followed certain tutorials as this one Working with ROS and OpenCV (no sure if anyone else tried this too) ... Thing ...
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reduction in image quality in ROS

Hi, I am working on iball 12MP camera in ubuntu . The quality of image is good when i view the video using guvcview software. When i launch the camera.launch file and view raw image, the video quality ...
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Logitech webcams very "dark" when using uvc_cam

I am running into an issue with the exposure of my logitech webcams. After launching uvc_cam, either camera (logitech 1 or 2) only works properly after manually changing the camera using uvc_cam_node. ...
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