Re: USB video driver

["Jared D. McNeill" <jmcneill%invisible.ca@localhost>]

Donald T Hayford wrote:
> I'm trying to get the new USB video drivers to work on an embedded 
> (non-GUI) Arm processor (NSLU2).  I built a kernel (20081215), added the 
> appropriate drivers (uvideo, video), see the driver when it boots up, 
> and can capture video using "cat /dev/video0 >test.avi".  I can move the 
> avi file to another machine and play the video.  So the basic driver is 
> essentially working.
>
> But I can't get anything else to work from that point.  I built xawtv so 
> I could use webcam, but get the error message:
>
> -bash-3.2$ 
> webcam                                                              
> reading config file: 
> /home/hayford/.webcamrc                                   no grabber 
> device available
>
> .webcamrc has in it:
> device=/dev/video0
>
>
> when I run v4lctl, I get:
> -bash-3.2$ v4lctl -c /dev/video0 -v 2 snap 
> video/testpic1                      vid-open: trying: 
> bktr...                                                      bktr: ioctl 
> METEORGSUPPIXFMT: Invalid argument                                 
> vid-open: failed: 
> bktr                                                         no grabber 
> device available
>
> The comment about the brooktree device confuses me, since I thought the 
> uvideo device was the equivalent.
>
> This may not be a NetBSD problem, so a referral to a better source of 
> info would also be greatly appreciated.

Hi Don --

I'm not sure that our xawtv package builds the v4l2 support code in; you 
might want to give one of the following applications a shot:

  graphics/cheese
  graphics/ucview
  multimedia/mplayer

Hope this helps,
Jared