Re: [GnomeMeeting-list] Please Help: Aiptek Pencam 1.3

[Damien Sandras <dsandras seconix com>]

Hi Christian,

It seems to confirm a driver bug with YUV420P. Please recontact us when
you have a confirmation from the driver author. (It could still be a
PWLib bug somewhere).

Le dim 26/10/2003 à 05:50, Christian Burger a écrit :
> Damien:
> Easier than I thought.
> With your hint, I just disabled support for the YUV420P by returning 0 in the 
> driver, function spca50x_get_depth(...)
> Now it's working perfectly in gnomemeeting.
> You can add this camera in the list of supported cameras now.
> Thanks a lot for all your help.
> 
> Regards, 
> 
> Christian Burger
> 
> On October 25, 2003 07:07 am, Damien Sandras wrote:
> > Hi Christian,
> >
> > Thank you!
> > Perhaps that we should start again a compatibility matrix of webcams
> > supported by gnomemeeting.
> >
> > Le sam 25/10/2003 à 01:54, Christian Burger a écrit :
> > > Damien:
> > > I've already did that and you're right about the conversion.
> > > I'll see if I can help them fix it.
> > > Thanks a lot,
> > >
> > > Christian Burger
> > >
> > > On October 24, 2003 08:42 pm, Damien Sandras wrote:
> > > > I just saw on the website that they claim supporting GnomeMeeting.
> > > >
> > > > I think you should really contact them for a hint. 0.98.5 shouldn't
> > > > have a problem if other versions were also working.
> > > >
> > > > Le ven 24/10/2003 à 17:18, Christian Burger a écrit :
> > > > > I'm sending the output of gnomemeeting, do you still confirm this is
> > > > > a driver error? It looked ok to me, most of the operations worked and
> > > > > even the mode BRG24 format was detected.
> > > > > I'll go through the documentation for pwlib to see if I can get
> > > > > something else, please let me know what you think.
> > > > > Thanks again,
> > > > >
> > > > > Christian Burger
> > > > >
> > > > > 2003/10/24 11:33:47.098	  0:06.251	          
> > > > > gnomemeeting	gnomemeeting Version 0.98.5 by  on Unix Linux
> > > > > (2.4.22-i686) at 2003/10/24 11:33:47.106 2003/10/24 11:33:48.379	 
> > > > > 0:07.532	GMVideoGrabber:42215008
> > > > > PVideoInputDevice::Open: Found driver hints: Intel PC Pro Camera uses
> > > > > the spca50x driver
> > > > > 2003/10/24 11:33:48.386	  0:07.539	GMVideoGrabber:42215008
> > > > > PVideoInputDevice::Open: format: 4
> > > > > 2003/10/24 11:33:48.411
> > > > > 0:07.563	GMVideoGrabber:42215008	PVideoInputDevice:
> > > > > GetFrameSizeLimits. 160x120 -- 640x480
> > > > > 2003/10/24 11:33:49.501
> > > > > 0:08.653	GMVideoGrabber:42215008	PVideoInputDevice:
> > > > > GetFrameSizeLimits. 160x120 -- 640x480
> > > > > 2003/10/24 11:33:49.582	  0:08.735	GMVideoGrabber:42215008	PVidDev
> > > > > SetColourFormatConverter succeeded for YUV420P and device using
> > > > > YUV420P 2003/10/24 11:33:49.589
> > > > > 0:08.741	GMVideoGrabber:42215008	PVideoInputDevice:
> > > > > GetFrameSizeLimits. 160x120 -- 640x480
> > > > > 2003/10/24 11:33:49.597	  0:08.749	GMVideoGrabber:42215008	PVidDev
> > > > > SetFrameSize to 352x288
> > > > > 2003/10/24 11:33:49.632
> > > > > 0:08.785	GMVideoGrabber:42215008	PVideoInputDevice
> > > > > VerifyHardwareFrameSize Size mismatch.
> > > > > 2003/10/24 11:33:49.636
> > > > > 0:08.789	GMVideoGrabber:42215008	PVideoInputDevice SetFrameSize
> > > > > failed for 352x288
> > > > > 2003/10/24 11:33:49.646	  0:08.799	GMVideoGrabber:42215008
> > > > > VerifyHardwareFrameSize failed.
> > > > > 2003/10/24 11:33:49.656	 
> > > > > 0:08.809	GMVideoGrabber:42215008	PVidDev	Colour converter created for
> > > > > 352x288
> > > > > 2003/10/24 11:33:49.658
> > > > > 0:08.811	GMVideoGrabber:42215008	PVideoInputDevice:
> > > > > GetFrameSizeLimits. 160x120 -- 640x480
> > > > > 2003/10/24 11:33:49.670	  0:08.823	GMVideoGrabber:42215008	PVidDev
> > > > > SetFrameSize to 320x240
> > > > > 2003/10/24 11:33:50.809	  0:09.961	GMVideoGrabber:42215008	PVidDev
> > > > > SetColourFormatConverter succeeded for YUV420P and device using BGR24
> > > > > 2003/10/24 11:33:59.101	  0:18.253	           H323
> > > > > Cleaner	H323	Cleaning up connections
> > > > > 2003/10/24 11:34:00.867	  0:20.019	          
> > > > > gnomemeeting	H323	Removing listener Listener[ip$*:1720]
> > > > > 2003/10/24 11:34:00.966	  0:20.119	          
> > > > > gnomemeeting	PWLib	Forcing termination of thread 0x8262c78
> > > > > 2003/10/24 11:34:00.969	  0:20.122	           H323
> > > > > Cleaner	H323	Cleaning up connections
> > > > > 2003/10/24 11:34:00.970	  0:20.122	           H323
> > > > > Cleaner	H323	Stopped cleaner thread
> > > > > 2003/10/24 11:34:00.988	  0:20.141	          
> > > > > gnomemeeting	H323	Cleaning up connections
> > > > > 2003/10/24 11:34:00.989	  0:20.142	          
> > > > > gnomemeeting	H323	Deleted endpoint.
> > > > >
> > > > > On October 24, 2003 11:07 am, Damien Sandras wrote:
> > > > > > Le ven 24/10/2003 à 14:59, Christian Burger a écrit :
> > > > > > > I've installed the module from mxhaard.free.fr and it worked
> > > > > > > beautifully, and gqcam is now able to open the device and the
> > > > > > > video is going through without any problems.
> > > > > > > The only problem is gnomemeeting can't read but a green screen.
> > > > > >
> > > > > > Probably a driver bug. GQCam is using RGB, not YUV420P.
> > > > > > However, you can add a hint to PWLib for such buggy drivers, to
> > > > > > force a specific palette for example.
> > > > > >
> > > > > > Hints and doc about hints can be found in :
> > > > > > pwlib/src/ptlib/unix/video4linux.cxx
> > > > > >
> > > > > > > Did anyone have the same issue? There's no documentation I could
> > > > > > > find to make it work.
> > > > > >
> > > > > > If I was you, I would mail the driver author.
> > > > > >
> > > > > > > I also don't know how to increase the verbosity or get logs from
> > > > > > > gnomemeeting which could help you, so let me know if I can do
> > > > > > > something.
> > > > > >
> > > > > > gnomemeeting --debug=3 should display a verbose log or dump it in a
> > > > > > file in the current directory.
> > > > > >
> > > > > > > Thanks a lot,
> > > > > > >
> > > > > > > Christian Burger
> > > > > > >
> > > > > > > _______________________________________________
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> > > > >
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> > >
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> 
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-- 
 _	Damien Sandras
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