[FreeBSD 8/9] USB webcamd and video4bsd: Call for testing

[Hans Petter Selasky]

On Sunday 10 January 2010 22:31:50 Diego Ochoa Tocachi wrote:
> 2010/1/10 Hans Petter Selasky <hselasky at c2i.net>

freebsd-current not CC'ed.

> Hi,
> 
> I was trying this driver with:
> 
> my webcam:
> ugen7.2: <Lenovo EasyCamera vendor 0x046d> at usbus7, cfg=0 md=HOST
>  spd=HIGH (480Mbps) pwr=ON
> 
> my system:
> FreeBSD starkiller 8.0-RELEASE-p2 FreeBSD 8.0-RELEASE-p2 #0: Tue Jan  5
> 21:11:58 UTC 2010
> root at amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC
> amd64
> 
> When turn on the webcam:
> 
> Jan 10 16:13:25 starkiller root: Unknown USB device: vendor 0x046d product
> 0x09b6 bus uhub7
> Jan 10 16:13:25 starkiller kernel: ugen7.2: <vendor 0x046d> at usbus7
> 
> when execute ./webcamd -d ugen7.2 -i 0 -v 0
> Jan 10 16:13:29 starkiller root: Unknown USB device: vendor 0x046d product
> 0x09b6 bus uhub7
> 
> Issues:
> 
> To access /dev/video0 with a no-root user in operator group, I changed
> permisions: chmod 0660 /dev/video0 manually
> 
> I can access using pwcview but I cant access from cheese, Do I something to
> get this?
> 
> 
> Thanks for this software, good work!!!
> 

Hi,

You're welcome!

Some V4L drivers only support mmap and not read and write. To get that working 
your application must replace open/read/write/close calls by libv4l2 or 
libv4l1_open/read/write/close calls, and link with libv4l2 or libv4l1.

--HPS