Skype not getting video from webcam

Luigi Rizzo rizzo at iet.unipi.it
Fri Oct 15 17:51:22 UTC 2010


On Fri, Oct 15, 2010 at 08:57:46AM +0200, Alexander Leidinger wrote:
> Quoting Luigi Rizzo <rizzo at iet.unipi.it> (from Thu, 14 Oct 2010  
> 21:55:33 +0200):
> 
> >Hi,
> >I just tried (stable/8 as of end of 09-2010) skype 2.0.0.72 with
> >webcamd, and the video driver seems to get incorrect data, see
> >
> >http://info.iet.unipi.it/~luigi/doc/skype_webcamd.gif
> >
> >there are changing pixels in the first 8-10 rows
> >(160 pixels each in the preview) which seem to be related
> >to changes in the image. The remaining area is still though
> >not always the same in different runs of the program.
> >
> >The camera with pwcview works at 320x240 and 640x480,
> >but not at 352x288 (for the records, the same camera
> >under 7.x and linux-gspca-kmod did work also at other
> >resolutions, but linux-gspca-kmod is based on a different
> >version of gspca so the problem might be there).
> >
> >Any idea on how to track the issue ?
> 
> Sounds like an issue in webcamd, but if you want to see what skype is  
> telling to do, you can instrument the linuxulator code (linux_ioctl.h)  
> to let ir print what skype wants to do. After that you may have a  
> better idea at what to look at in webcamd.

you mean linux_ioctl.c and the linux_ioctl_v4l call ?

cheers
luigi
> 
> Bye,
> Alexander.
> 
> -- 
> A memorandum is written not to inform the reader
> but to protect the writer.
> 
> http://www.Leidinger.net    Alexander @ Leidinger.net: PGP ID = B0063FE7
> http://www.FreeBSD.org       netchild @ FreeBSD.org  : PGP ID = 72077137


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