v4l + webcamd + Logitech C210 + Skype (FreeBSD 8-stable)

[Alexander Best]

On Mon Jan 24 11, Luchesar V. ILIEV wrote:
> On 01/23/2011 22:40, Oliver Fromme wrote:
> > Hi,
> > 
> > I'm trying to get Skype working with video support on my
> > 8-stable machine at home.  I've got a shiny new Logitech
> > C210 webcam.  This webcam works perfectly fine on my wife's
> > Windows machine, FWIW.
> > 
> > On my FreeBSD box I've installed webcamd and all of its
> > dependencies, as per HPS' documentation.  Basically the
> > webcam seems to work:  I get a clear picture in pwcview(1).
> > However, Skype doesn't seem to recognize the video device
> > (I have installed skype-2.0.0.72,1 from ports).
> > 
> > The Logitech C210 is a UVC webcam (USB video class), and
> > webcamd includes a uvc driver, but it says that it is V4L2
> > only.  On the other hand, the Linuxulator's video device
> > translation layer does not support V4L2, as far as I know.
> > Is that the reason why Skype cannot see my webcam?  If so,
> > what's the recommended way to solve the problem?  All of
> > the webcams currently available for purchase seem to be
> > UVC ones, so I'm probably stuck with Windows.  :-(
> > 
> > There's a second issue, but I think it's not related to
> > emulation:  The microphone doesn't seem to be supported.
> > I haven't found anything related to audio in the webcamd
> > documentation, so I guess it doesn't support microphones
> > at all.  I don't get any separate audio decvice listed
> > in the output of usbconfig(8).  Do I have to purchase a
> > separate microphone, even though the C210 webcam already
> > has a built-in one?
> > 
> > Best regards
> >    Oliver
> > 
> 
> Hi Oliver,
> 
> Probably that's totally irrelevant to your problem, but you might try
> running Skype like the following and see if it makes any difference:
> 
> $ LD_PRELOAD=/usr/local/lib/libv4l/v4l1compat.so /path/to/skype

ERROR: ld.so: object '/usr/local/lib/libv4l/v4l1compat.so' from LD_PRELOAD cannot be preloaded: ignored.

> 
> HTH,
> Luchesar

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a13x