Re: [GnomeMeeting-devel-list] CLE266 Breaks V4L detection

[Damien Sandras <dsandras seconix com>]

Yes please provide a backtrace. But for me it seems to be a V4L bug.

PS: please subscribe to the ml before posting.

Le lun 21/06/2004 à 18:12, M. Renee Hopkins a écrit :
> Thanks for responding.  It hangs, never opens a window, never crashes, but 
> hangs with the strace given below.  I can do other diagnostics if you 
> desire.
> 
> Many thanks,
> 
> MR.
> 
> 
> >From: Damien Sandras <dsandras seconix com>
> >To: GnomeMeeting development mailing list 
> ><gnomemeeting-devel-list gnome org>
> >CC: "M. Renee Hopkins" <firstone5 hotmail com>
> >Subject: Re: [GnomeMeeting-devel-list] CLE266 Breaks V4L detection
> >Date: Sun, 20 Jun 2004 17:29:24 +0200
> >
> >Le ven, 18/06/2004 à 16:47 +0000, M. Renee Hopkins a écrit :
> > > With only the OV511 module installed, gnomemeeting works fine, but after
> > > insmoding the via_v4l_drv, GM never is able to open a or the video0 
> >device,
> > > even though the permissions are set correctly.  I wonder if the capture
> > > capability is confusing vidinput_v4l.cxx?  I'm new to this code; I would
> > > attempt to fix, but surely there are others better suited than me~!
> >
> >[...]
> >
> > > strace shows GM hangs after:
> > > open("/dev/v4l/video0", O_RDONLY|O_NONBLOCK) = 31
> > > close(31)                               = 0
> > > open("/dev/v4l/video1", O_RDONLY|O_NONBLOCK) = 31
> > > close(31)                               = 0
> > > open("/dev/v4l/video2", O_RDONLY|O_NONBLOCK) = 31
> > > close(31)                               = 0
> > > open("/dev/v4l/video3", O_RDONLY|O_NONBLOCK) = 31
> > > close(31)                               = 0
> > > open("/dev/v4l/video0", O_RDONLY)       = 31
> > > ioctl(31, EXT2_IOC_GETVERSION or VIDIOCGCAP, 0xbffff280) = 0
> > > close(31)                               = 0
> > > open("/dev/v4l/video1", O_RDONLY)       = 31
> > > ioctl(31, EXT2_IOC_GETVERSION or VIDIOCGCAP, 0xbffff280) = 0
> > > close(31)                               = 0
> > > open("/dev/v4l/video2", O_RDONLY)       = 31
> > > ioctl(31, EXT2_IOC_GETVERSION or VIDIOCGCAP, 0xbffff280) = 0
> > > close(31)                               = 0
> > > open("/dev/v4l/video3", O_RDONLY)       = 31
> > > ioctl(31, EXT2_IOC_GETVERSION or VIDIOCGCAP, 0xbffff280) = 0
> > > close(31)                               = 0
> > >
> >
> >
> >Does it hang or does it simply fail to open the video device?
> >In the latter, what is the error message?
> >
> >I think the plugin doesn't support having several devices with the same
> >name, but I'm not sure.
> >
> >PS: Please subscribe to the mailing list.
> >--
> >  _      Damien Sandras
> >(o-     GnomeMeeting: http://www.gnomemeeting.org/
> >//\     FOSDEM      : http://www.fosdem.org
> >v_/_    H.323 phone : callto:ils.seconix.com/dsandras seconix com
> >
> ><< signature.asc >>
> 
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-- 
 _      Damien Sandras
(o-     GnomeMeeting: http://www.gnomemeeting.org/
//\     FOSDEM 2003:  http://www.fosdem.org
v_/_    H.323 phone:  callto://ils.seconix.com/dsandras seconix com