[ros-users] viewing usb webcam stream with rviz

Suat Gedikli gedikli at willowgarage.com
Thu Apr 28 09:32:25 UTC 2011

try image_view. "rosrun image_view image_view image:=<topic>"

On Thu, Apr 28, 2011 at 2:28 AM, Matt McLellan <mattmclel at gmail.com> wrote:

> Hi,
> Does anyone have any experience with viewing a image stream from a usb
> webcam?
> I have the usb_cam node (part of the bosch_drivers package) running, but I
> can't seem to view the video in rviz.  It gives me an error saying 'fixed
> frame does not exist'.  I get the same error when I run the camera using the
> uvc_camera node as well.
> With both nodes, I can see that the camera is turned on (the led next to
> the lens lights up), and I can display the raw image dump i a terminal, but
> what is the best way to actually view the video?
> Thanks.
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> ros-users at code.ros.org
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