[PlanetCCRMA] cinelerra + alsa = Segfault

R Parker rtp405@yahoo.com
Tue Aug 10 23:07:01 2004


Hi Rob,

It appears we're both seeing the alsa bug. I also
tried  'jacklaunch cinelerra' and didn't have any
luck.

ron

--- rob switzer <rman@pa.net> wrote:

> Hey Ron,
> 
> 	I repeated the test I conducted earlier on a
> machine w/ a multi-channel
> card (Delta 1010).  
> 
> 	When configured w/ the alsa driver set up for 8
> channels, Cinelerra
> crashes when I attempt to play the mp3 file that
> played earlier under
> alsa on my stereo-only laptop.
> 
> 	I reconfigured the Delta 1010 alsa driver with only
> two channels and
> the result was the same.
> 
> 	Under OSS and OSSenvy24 all is well in both stereo
> and multichannel
> configurations.
> 
> 	Looks like a bug to me.  Can someone else verify
> this just to be sure?
> 
> best,
> rob
> 
> 
> 
> 
> > Hi Rob,
> > 
> > Are you running FC1, RH9, or?
> > 
> > I'm running RH9 and using an RME 9652.
> > 
> > It occurs to me that Cinelerra may not have audio
> > import and convert capabilities so I need to
> confirm
> > that I've specified the correct bit depth for the
> > audio file that I'm trying to work with. Hmmm,
> that
> > doesn't seem to be the problem.
> > 
> > I'll experiment a little more later today.
> > 
> > > 	I'm running the latest planet releases of both
> > > cinelerra and alsa and
> > > I'm able to load up an audio file in Cinelerra
> and
> > > play it using the
> > > alsa driver. The sound quality doesn't seem that
> > > good
> > 
> > Have you tried running as user = root with Audio
> > Playback Realtime selected in the preferences?
> That
> > might be worth a try.
> > 
> > Ron
> > 
> >  -- there are more
> > > pops and clicks than with the default OSS
> driver.
> > > 
> > > 	I'm using a Dell M50 w/the onboard audio.
> > > 
> > > 	I also tried jacklaunch with Cinelerra, with no
> > > success -- Cinelerra
> > > will open, but no audio will play.
> > > 
> > > hope this helps ...
> > > 
> > > best,
> > > rob switzer
> > > 
> > > 
> > > > Hi,
> > > > 
> > > > Just curious if anyone is having success using
> > > > Cinelerra with the Alsa driver. It Segfaults
> for
> > > me.
> > > > 
> > > > ron
> > > > 
> > > > 
> > > > 		
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