webcamd and webcams under 8.1-rel

Hans Petter Selasky hselasky at c2i.net
Sat Aug 7 12:23:09 UTC 2010


On Saturday 07 August 2010 14:00:22 beni brinckman wrote:
> On Saturday 07 August 2010 10:23:11 Hans Petter Selasky wrote:
> > On Friday 06 August 2010 16:00:28 beni brinckman wrote:
> > > On Friday 06 August 2010 15:45:41 Hans Petter Selasky wrote:
> > > > On Friday 06 August 2010 15:47:41 beni brinckman wrote:
> > > > > pwcview is installed.
> > > > > This is the result with the V-uap cam :
> > > > > 
> > > > > [beni at bsdaddict] /usr/home/beni# pwcview
> > > > > Webcam set to: 320x240 (sif) at 5 fps
> > > > > Failed to create yuvoverlay: Can't use YUV data on non 16/24/32 bit
> > > > > surfaces
> > > > 
> > > > Try to chown /dev/videoX instead of running pwcview like root.
> > > > 
> > > > --HPS
> > > 
> > > Changed the owner of /dev/video0. Now I'm getting this (as normal
> > > user):
> > > 
> > > [beni at bsdaddict /usr/home/beni]$ pwcview
> > > Webcam set to: 320x240 (sif) at 5 fps
> > > Warning short read, got only 3066 of 115200 bytes
> > > Warning short read, got only 25550 of 115200 bytes
> > > Warning short read, got only 25550 of 115200 bytes
> > > Warning short read, got only 25550 of 115200 bytes
> > > Warning short read, got only 25550 of 115200 bytes
> > > Warning short read, got only 25550 of 115200 bytes
> > > Warning short read, got only 25550 of 115200 bytes
> > > 
> > > And this message goes on and on. I get a new pwcview window on the
> > > desktop with a billiard green color but still no image.
> > > But it is already more than before !
> > > 
> > > With the Creative webcam5 still nothing. So I guess i will have to
> > > abandon that one and stick with the Logitech.
> > 
> > Try installing a newer version of libv4l. Or try a different mode:
> > 
> > pwcview -s vga
> > 
> > --HPS
> 
> This is what I get with pwcview -s vga :
> 
> [beni at bsdaddict /usr/home/beni]$ pwcview -s vga
> Webcam set to: 640x480 (vga) at 5 fps
> Warning short read, got only 30660 of 460800 bytes
> Warning short read, got only 29638 of 460800 bytes
> Warning short read, got only 30660 of 460800 bytes
> Warning short read, got only 30660 of 460800 bytes
> Warning short read, got only 30660 of 460800 bytes
> Warning short read, got only 30660 of 460800 bytes
> Warning short read, got only 29638 of 460800 bytes
> Warning short read, got only 29638 of 460800 bytes
> Warning short read, got only 30660 of 460800 bytes
> Warning short read, got only 29638 of 460800 bytes
> Warning short read, got only 30660 of 460800 bytes
> Warning short read, got only 29638 of 460800 bytes
> Warning short read, got only 29638 of 460800 bytes
> 
> This warning goes on and on and my pwcview window stays green.
> I'm using libv4l-0.6.4 now.

If you boot an ubuntu live-cd does your webcam work then?

--HPS


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