PWCVIEW(1) say errors

[Andrey Fesenko]

On Tue, Mar 6, 2012 at 7:48 PM, Xavier xfm
<xavierfreebsdmultimedia at gmail.com> wrote:
> Hi,
>
> Why PWCVIEW(1) don't work ?:
>
>> su
> Password:
> casa# pwcview -d /dev/video8
> Webcam set to: 320x240 (sif) at 5 fps
> libv4l2: error queuing buf 0: Invalid argument
> libv4l2: error queuing buf 1: Invalid argument
> libv4l2: error queuing buf 2: Invalid argument
> libv4l2: error queuing buf 3: Invalid argument
> libv4l2: error reading: Device busy
> Error reading from webcam: Device busy
> casa#
>
> Any idea ?
>
> Thanks.

which of the pwcview you use multimedia/pwcview or multimedia/pwcbsd?
and see log webcamd