Re: [Alsa-user] Syncing multiple M-Audio Delta 1010LT cards using SPDIF + Envy24control + asoundrc

[Pasi <pa...@ik...>]

On Thu, Sep 08, 2005 at 12:22:38AM +0300, Pasi K=E4rkk=E4inen wrote:
> On Wed, Sep 07, 2005 at 11:55:08PM +0300, Pasi K=E4rkk=E4inen wrote:
> > On Wed, Sep 07, 2005 at 11:01:43PM +0300, Tommi Sakari Uimonen wrote:
> > > Hi.
> > >=20
> > > I have synced 1010LT with Delta Audiophile 2496 with SPDIF, but I use=
d=20
> > > ecasound to record from both of them.
> > >
> >=20
> > Nice to hear some positive comments :)
> >=20
> > I installed two Delta 1010LT cards, but I'm not able to get jack runnin=
g..
> >=20
> > $ cat /proc/asound/cards
> > 0 [M1010LT        ]: ICE1712 - M Audio Delta 1010LT
> >                      M Audio Delta 1010LT at 0x5400, irq 66
> > 1 [M1010LT_1      ]: ICE1712 - M Audio Delta 1010LT
> >                      M Audio Delta 1010LT at 0x6800, irq 82
> >=20
> >=20
> > .asoundrc available from: http://nrg.joroinen.fi/asoundrc-delta.txt
> >=20
> > Jack won't start.. I get this error:
> >
>=20
> Got it working.. but only for capture, or only for playback.
>

Well sort of.. jack running for playback, but when I try to play something=
=20
for example with xmms jack output plugin, the xmms just stalls and nothing=
=20
happens / nothing can be heard..=20

Any tips?

- Pasi
=20
> The problem seems to be related to asymmetric channel count on this card.
>=20
> If I set "slaves.a.channels 12" and "slaves.b.channels 12" in asoundrc, t=
he
> capturing will work (-C parameter for jack).
>=20
> If I set the a and b channels to 10, only the playback will work with jack
> (-P parameter for jack).
>=20
> 10 outputs and 12 inputs.. how should I specify the channels/routings in
> asoundrc to make both capturing and playback working at the same time?
>=20
> Thanks!
>=20
> -- Pasi
>=20
> =20
> > $ jackd -v -d alsa -d jackmulti -r 44100  -p 512
> >=20
> > getting driver descriptor from /usr/lib/libjack0.100.0-0/jack_alsa.so
> > getting driver descriptor from /usr/lib/libjack0.100.0-0/jack_dummy.so
> > getting driver descriptor from /usr/lib/libjack0.100.0-0/jack_oss.so
> > jackd 0.100.0
> > Copyright 2001-2005 Paul Davis and others.
> > jackd comes with ABSOLUTELY NO WARRANTY
> > This is free software, and you are welcome to redistribute it
> > under certain conditions; see the file COPYING for details
> >=20
> > JACK compiled with System V SHM support.
> > server =04efault' registered
> > loading driver ..
> > apparent rate =3D 44100
> > creating alsa driver ...
> > jackmulti|jackmulti|512|2|44100|0|0|nomon|swmeter|-|32bit
> > configuring for 44100Hz, period =3D 512 frames, buffer =3D 2 periods
> > nperiods =3D 2 for capture
> > ALSA: no playback configurations available (Invalid argument)
> > ALSA: cannot configure playback channel
> > cannot load driver module alsa
> > registered builtin port type 32 bit float mono audio
> > running with uid=3D0 and euid=3D0, will not try to use capabilites
> > new client: alsa_pcm, id =3D 1 type 1 @ 0x8058900 fd =3D -1
> > starting server engine shutdown
> > freeing shared port segments
> > stopping server thread
> > last xrun delay: 0.000 usecs
> > max delay reported by backend: 0.000 usecs
> > freeing engine shared memory
> > max usecs: 0.000, engine deleted
> > no message buffer overruns
> > cleaning up shared memory
> > cleaning up files
> > unregistering server `default'
> >=20
> >=20
> > Any ideas?=20
> >=20
> > ALSA: no playback configurations available (Invalid argument)
> > ALSA: cannot configure playback channel
> >=20
> > I wonder what causes that..
> >=20
> > Jack will run fine when using either "hw:0" or "hw:1".
> >=20
> >=20
> > =20
> > > Tommi
> > >=20
> >=20
> > -- Pasi
> >       =20
> >                                    ^
> >                                 .     .
> >                                  Linux
> >                               /    -    \
> >                              Choice.of.the
> >                            .Next.Generation.
> >=20
> >=20
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>=20
>=20
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