[ardour-users] Question about monitoring & latency compensation

Jan Depner eviltwin69 at cableone.net
Mon Jul 5 18:24:54 PDT 2004

That is decidedly weird.  I think I used to see that problem a
looooonnnnnng time ago.  What version of ALSA/envy24control are you


On Mon, 2004-07-05 at 17:53, Them wrote:
> Jan Depner wrote:
> > Yes.  You need to unmute each channel that you want to come through in
> > the digital mix.  You also need to bring the left and right sliders up
> > for each channel.  So, for instance, if you want channels 1 and 2 to
> > come through the digital mix you need to bring PCM Out 1 and PCM Out 2
> > up in the Monitor Mixer tab.  If you want to hear them as stereo then
> > just bring up the left for PCM Out 1 and the right for PCM Out 2.  Also,
> > if you want to hear HW In 1 you need to bring up both of those sliders
> > and unmute the channel.  It takes a while to get used to but it's very
> > powerful.  Once you have things set the way you want you can do an
> > alsactl store to save them.  Then alsactl restore will reset to those
> > settings.
> That was the problem, the hardware channels were muted.
> However, I am still getting strange happenings while recording.  The 
> biggest issue is that, while use Digital Mix to monitor both my live 
> incoming channel with the previously recorded channels playing back 
> through the PCM out channels, the monitor will just randomly switch back 
> to HW1 IN -- and suddenly the live channel is the only thing I can hear, 
> which of course ruins the recording take because I can no longer hear 
> what I am playing with.  This may an issue with the ice1712 driver.  Is 
> there a way to "lock" the monitor so it stays where it is set?
> Also, it seems after several minutes of working in Ardour, and 
> especially when I am just playing back stuff, the entire workstation 
> will get stuck on a single sample that repeats endlessly and the machine 
> locks up and requires a reboot.  I'm not sure if this is an issue with 
> Ardour, JACK or Alsa, but I haven't seen the problem using Rosegarden 
> and JACK.
> -- Brett
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