[ros-users] VIDIOC_S_FMT error 22

Michael Ferguson mfergs7 at gmail.com
Wed Feb 16 16:12:19 UTC 2011

I've seen this error on a lot of my student's computers -- try setting the
"pixel_format" parameter to "yuyv" -- this fixed it on all computers I've


On Wed, Feb 16, 2011 at 10:59 AM, laura galindez <laurago894 at gmail.com>wrote:

> Hello everyone!
> I am currently using a Genius Slim usb webcam and when trying to run the
> usb_cam node (which does work with my Dell Studio's integrated webcam) I get
> the following error message:
> VIDIOC_S_FMT error 22, Invalid argument
> I have read in Linux forums that this error is sometimes related to issues
> with the camera's driver. However, I have verified its functionality with
> Cheesy Webcam Booth and it works just fine.
> Could you please tell me what might the problem be about?
> Thank you very much.
> Regards,
> Laura Isabel Galíndez Olascoaga
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> ros-users at code.ros.org
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