Re: [Audacity-devel] Stereo Sync Problems when Recording

[Josh H. <jo...@ha...>]

On Wed, 2003-01-29 at 17:54, Shaw Terwilliger wrote:
> I can record in stereo, but after a few seconds (sometimes it takes a minute
> or so) the channels get out of sync, and don't recover, ruining the track.
> I've tried turning off full-duplex operation, but that doesn't make any
> difference.  Neither did any of the sound format options I tried changing.
> 
> I'm using Audacity CVS as of today (2003/01/29), but I've tried 1.0 (didn't
> work full-duplex) and 1.1 (same problems).  I'm using Linux kernel 2.4.20
> with low latency and pre-emptable patches, but I've tried 2.4.20 unpatched,
> and with only low latency.  I've tried both native OSS and ALSA (with 
> OSS-emulation) drivers.  I've tried both Ensoniq 1371 and Intel 810 sound 
> cards (both PCI).  I'm on a 2.4 GHz P4 with multiple 10K RPM 80 MB/s SCSI 
> drives, and Audacity doesn't put any noticable load on the system.
> 
> Any ideas?  Other than this channel sync thing, Audacity is a really nice
> program to use.

I haven't heard this reported before.  In any case, stay tuned: the
audio i/o system is being revised as we speak, and will be able to use
ALSA natively.  We'll see if you still have the problem, and if so
address it then.

Josh