Subject: Re: [ecasound] Ecamegapedal - please help!
From: Bill Allen (ballen_AT_mail.serve.com)
Date: Wed Dec 18 2002 - 13:11:58 EET
On Tue, 17 Dec 2002, Robert Jonsson wrote:
> janne halttunen wrote:
> > On Tue, 17 Dec 2002 13:12:59 +0100 felipe <filippo_AT_email.it> wrote:
> >> $: ecasound -i:arts -o:arts -a:felipe -c
> >> That works, although the signal I get is somewhat crappy, delayed
> >> and highpitched, maybe there's some argument I could pass to have
> >> it adjust the output...
> > The buffer argument (-b) plays part in the delay aspect. Smaller the
> > buffer, smaller the delay. Only that, it can cause distruptions if
> > you don't have lowlatency kernel or have slow machine. I would maybe
> > also get rid of arts, and connect directly to OSS or ALSA. It may
> > have some internal buffering that can cause delay.
> > Values you can pass to '-b' argument are: 64, 128, 256 ..and so on
> > (powers of 2).
> Hmmm, I haven't checked recently, and the above suggests otherwise, but
> I was pretty sure arts does not support input at _all_. As Janne
> suggested use ALSA or OSS instead.
And if you need any more convincing, I pretty sure that I remember a
discussion on LAD implying that arts is *very* non-low-latency. But, don't
use OSS - use ALSA if at all possible - there is a world of help on LAD
and LAU for ALSA users.
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