Re: [GnomeMeeting-list] webcam & audio conflict

[Christophe Guilbert <cguilbert picasso ucsf edu>]

Hi Anne & Kilian,
Anne Wilson wrote:

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> On Tuesday 27 Jul 2004 09:27, Kilian Krause wrote:
>  
>
> > Hi Chris,
> >
> >    
> Excuse me for jumping in, but my problems and yours may well be related.
>  
you are welcome to join .. ;-))

>  
>
> > > 1) It does not look (from modules.conf) that I am using any OSS driver
> > > for the mic's web
> > >      
> > the audio module is being loaded by the usbmgr (or hotplug script), so
> > plug in your cam and check the output of lsmod. If there's an "audio"
> > entry, but no "snd-usb-audio", then that one is the OSS driver, and
> > should be the ALSA one.
> >
> > Sound configuration is somewhat distro-specific an i don't know what MdK
> > uses for dirs and stuff. Probably Anne Wilson can tell. She's on MdK 10
> > too. ;)
> >
> >    
> I'll help as much as I can.  Just tell me what you need to know.
>
>  
>
> > > 2) Let assume  it is the case, how the OSS driver is loaded ? can I
> > > prevent it being loaded ( I don't need the webcam
> > > s mic after all !)
> > >      
> > Depends on your config of usbmgr/hotplug. Check the package's docs on
> > details how to blacklist a module.
> >
> >    
> I'm not clear myself here, and I think it is probably relevant.  In general 
> terms the 2.6 kernel loads modules from modprobe.preload rather than 
> modules.config, but I did note before I started to have this problem that the 
> emu10k1 drivers for my card seem to be loaded from modules.conf.  Someone 
> then said that I should add the lines
>
> options snd-usb-audio index=0
> options snd-emu10k1 index=1
>
> but I'm not sure whether that goes in modules.conf or modprobe.preload.  
> Apparently these lines are to deal with hotplugging.
>
> Perhaps Killian could use generalities to clear up this for us?
>  
My /etc/modprobe.preload file is quiet empty:
via-agp

and every changes from Mdk drakeconf (graphic config tools) apparently 
goes to module.conf.

>  
>
> > > 3) Apparently , I have the OSS-emulation of ALSA (snd-pcm-oss) , could
> > > it be any other reasons ?
> > >      
> > hard to tell. But going upstream Mandrake and searching for support
> > there comes to mind. They're said to have a user-mailinglist where you
> > could ask.
> >
> >    
> I am discussing this problem on the Mandrake Expert list.  I suggest that you 
> join us there.  You need to send a message to sympa linux-mandrake com with 
> the subject line saying 'SUBSCRIBE	expert'
>
> It's best to talk to experts on both sides of the equation.
>  
Ok thanks Anne, I'll join you tomorrow , cause it's 2.30am (San 
Francisco time)

>  
>
> > > 4) Is there any "snd-usb-audio" like for ALSA I can use ?
> > >      
> > snd-usb-audio is the ALSA module. ;)
> >    
>
> HTH
>
> Anne
> - -- 
> Registered Linux User No.293302
> Have you visited http://twiki.mdklinuxfaq.org yet?
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