Mailinglist Archive: opensuse (4054 mails)

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Re: [SLE] Linux and USB WebCam suggestion
  • From: Bernd Melchers <melchers@xxxxxxxxxxxxxxxx>
  • Date: Sun, 1 Jan 2006 13:40:27 +0100
  • Message-id: <20060101124027.GA32900508@xxxxxxxxxxxxxxxx>
> On Sunday 18 December 2005 11:59 pm, dwculp wrote:
>
> > Xawtv
> > doesnt see the camera though, but I will work on that :)
>
> Try telling it the device to use, for example,
> xawtv -c /dev/video0

This is not the problem. the kernel-built-in pwc is an older
version (version 9) which cannot give pictures larger than 160x120 pixel.
If you request larger pictures, the driver gives grey pictures (Color 0x808080).
If i download and install the version 10 as a kernel module (and delete
the built in module) anythink work as expected.
But the new driver seems not to be 100 % compatible with the old
pwcx Driver, i have to initialize the driver _twice_ until it works:
ioctl(fd, VID_HARDWARE_PWC);
ioctl(fd, VIDIOCPWCFACTORY);
and don't know why. Perhaps xawtv don't know this. But at first, try the
new driver version 10.

mit freundlichen Grüßen
Bernd Melchers

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