Same here.
Did you find any solution?

Attila

On Wednesday, June 19, 2013 6:34:13 AM UTC+2, crown wrote:
>
> I have a ucv camera connected to the BBB. It's powered through the 5v and 
> the camera light turns on. I can see it fine in the usb. I've tried taking 
> a picture through multiple different avenues and have gotten the following 
> errors. Does anyone have any helpful tips to figuring this out? 
>
> - Python OpenCV:
>
> >>> import cv2
> >>> capture = cv2.cv.CaptureFromCAM(0)
> VIDIOC_QUERYMENU: Invalid argument
> VIDIOC_QUERYMENU: Invalid argument
> VIDIOC_QUERYMENU: Invalid argument
>
> - FFMPEG just stalls after the following and doesn't actually record a 
> frame.
>
> ubuntu@arm:~$ ffmpeg -f video4linux2 -i 
> /dev/v4l/by-id/usb-Alcor_Micro__Corp._USB_2.0_PC_Camera-video-index0 
> -vframes 1 /home/ubuntu/test.jpeg
> ffmpeg version 0.8.6-6:0.8.6-1ubuntu2, Copyright (c) 2000-2013 the Libav 
> developers
>   built on Mar 31 2013 01:04:55 with gcc 4.7.2
> *** THIS PROGRAM IS DEPRECATED ***
> This program is only provided for compatibility and will be removed in a 
> future release. Please use avconv instead.
>
>
> Note that both methods work on my laptop (mac osx). 
>
>
>

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