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Re: Anyone got qc-usb working with kernel 2.6.28 and amd64?

On Mon, 05 Jan 2009 12:53:41 +1030
Arthur Marsh <arthur.marsh@internode.on.net> wrote:

> Micha Feigin wrote, on 2009-01-05 11:54:
> > I'm trying to get a Logitech, Inc. QuickCam Web (lego webcam based on
> > logitec) working on my box running kernel 2.6.28 amd64 kernel. I managed to
> > fix compilation errors using a patch I found on the bug tracking system
> > plus some extra modifications. The resulting driver loads and recognizes
> > the camera but xawtv doesn't give any output (black screen), the test
> > program that comes with driver gives zeros for mem_map mode, it does seem
> > to give and image for read mode. I also tried a sample program with opencv
> > which complains HIGHGUI ERROR: V4L: device /dev/video0 is unable to capture
> > video memory. I can't downgrade the kernel since I need the newest e1000e
> > for my network card (anything older and the network card isn't supported).
> > 
> > Thanks
> > 
> > 
> A couple of quick pointers to help you get more help:

Looks like it's a hardware or driver problem as the camera is just not
reporting that it has any capabilities. I hacked the code opencv code to ignore
that and proceed blind and now it's working.


> 1) post the output of lsusb for the device, and google for it
> 2) if you don't mind looking at a high volume message area, subscribe to 
>   gmane.comp.video.video4linux at gmane.org (mailing-list to newsgroup 
> gateway) and post a query there.
> 3) There are also the sites http://moinejf.free.fr/ and 
> http://hansdegoede.livejournal.com/
> Arthur.

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