Subject: Re: [ecasound] Re: "Device busy" w/ multitrack capture on Delta-66
From: Anthony (avan_AT_uwm.edu)
Date: Wed Sep 04 2002 - 07:29:59 EEST
[To Dan Epstein: every mail I sent directly to you got bounced, FYI]
* Kai Vehmanen <kai.vehmanen_AT_wakkanet.fi> [Sep 03 02 16:28]:
> On Tue, 3 Sep 2002, Anthony wrote:
> > ecasound -f:s32_le,12,48000,i -a:1,2,3,4 -i:alsa,ice1712 \
> > -a:1 -f:s32_le,2,48000,i -erc:1,1 -o:stereo1.wav \
> > -a:2 -f:s32_le,2,48000,i -erc:2,2 -o:stereo1.wav \
> > -a:3 -f:s32_le,2,48000,i -erc:3,1 -o:stereo2.wav \
> > -a:4 -f:s32_le,2,48000,i -erc:4,2 -o:stereo2.wav
> > I just tried it and it seems to work. Maybe Kai or someone else can
> > comment on better approaches. Is it possible to make aliases for
> Actually this isn't quite correct. You are not allowed to have
> multiple chains attached to the same file. Let's make a few mods:
It seemed to work! :) At least it sounded right...What does my above
example actually do then?
> ecasound -f:s32_le,12,48000,i -a:st1,st2 -i:alsa,ice1712 \
> -a:st1 -f:s32_le,2,48000,i -o:stereo1.wav \
> -a:st2 -f:s32_le,2,48000,i -erc:3,1 -erc:4,2 -o:stereo2.wav
> > format strings like an effect preset:
> > f12 = -f:s32_le,12,48000,i
> > and then
> > ecasound -pn:f12 ....
> Unfortunately this isn't currently supported. But I'll put this on my
> might-be-implemented list. It's common that you only use one or two
> different formats in normal use. It would make sense if you could define
> presets for these formats. So something like: -F:cd, -F:dat,
> -F:ice1712 (native hw-format) and so on.
Would be nice ;)
>> ice1712 is the name I gave to the hardware device. I think it is
>> necessary to use 48 KHz here, otherwise I get:
>> sampling rate of audio object 'mono.32_le.1.wav' differs from engine
>> rate (48000 <-> 96000); unable to continue."
>> I forget how to coax it into different rates. HTH
BTW, why couldnt I open the device at 44100khz? Was Dan using a
plugin to make it work?
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