[ros-users] VIDIOC_S_FMT error 22

[Michael Ferguson]

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
seen.

-Fergs

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
> ITESM-CEM
>
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