[LAD] alsa card order

James Warden warjamy at yahoo.com
Wed Apr 29 17:48:52 UTC 2009


Fons,

Try that:

jackd -R -dalsa -dhw:I82801DBICH4 -r48000 -p etc -n etc -X etc


J.

--- On Wed, 4/29/09, hollunder at gmx.at <hollunder at gmx.at> wrote:

> From: hollunder at gmx.at <hollunder at gmx.at>
> Subject: Re: [LAD] alsa card order
> To: linux-audio-dev at lists.linuxaudio.org
> Date: Wednesday, April 29, 2009, 12:12 PM
> On Wed, 29 Apr 2009 17:55:28 +0200
> Fons Adriaensen <fons at kokkinizita.net> wrote:
> 
> > On Wed, Apr 29, 2009 at 07:45:31AM -0400, Paul Davis
> wrote:
> > 
> > > On Wed, Apr 29, 2009 at 5:09 AM, Fons Adriaensen
> > > <fons at kokkinizita.net> wrote:
> > > >
> > > > How do you start jackd on an alsa hw device
> without
> > > > knowing the index (in a non-interactive way,
> e.g.
> > > > from a script) ?
> > > 
> > > jack ... -d alsa -d AnyALSA:deviceName,WillDo
> ....
> > 
> > I did not find anything that seems to work.
> > Can you suggest what name to use given:
> > 
> > fons at zita1:~> aplay -L
> > default:CARD=I82801DBICH4
> >     Intel 82801DB-ICH4, Intel 82801DB-ICH4
> >     Default Audio Device
> > front:CARD=I82801DBICH4,DEV=0
> >     Intel 82801DB-ICH4, Intel 82801DB-ICH4
> >     Front speakers
> > surround40:CARD=I82801DBICH4,DEV=0
> >     Intel 82801DB-ICH4, Intel 82801DB-ICH4
> >     4.0 Surround output to Front and Rear speakers
> > surround41:CARD=I82801DBICH4,DEV=0
> >     Intel 82801DB-ICH4, Intel 82801DB-ICH4
> >     4.1 Surround output to Front, Rear and Subwoofer
> speakers
> > surround50:CARD=I82801DBICH4,DEV=0
> >     Intel 82801DB-ICH4, Intel 82801DB-ICH4
> >     5.0 Surround output to Front, Center and Rear
> speakers
> > surround51:CARD=I82801DBICH4,DEV=0
> >     Intel 82801DB-ICH4, Intel 82801DB-ICH4
> >     5.1 Surround output to Front, Center, Rear and
> Subwoofer speakers
> > iec958:CARD=I82801DBICH4,DEV=0
> >     Intel 82801DB-ICH4, Intel 82801DB-ICH4 - IEC958
> >     IEC958 (S/PDIF) Digital Audio Output
> > null
> >     Discard all samples (playback) or generate zero
> samples (capture)
> > default:CARD=EWS88MT
> >     TerraTec EWS88MT, ICE1712 multi
> >     Default Audio Device
> > fons at zita1:~> 
> > fons at zita1:~> 
> > fons at zita1:~> cat /proc/asound/cards
> >  0 [I82801DBICH4   ]: ICH4 - Intel 82801DB-ICH4
> >                       Intel 82801DB-ICH4 with ALC650E
> at irq 17
> >  1 [UART           ]: MPU-401 UART - MPU-401 UART
> >                       MPU-401 UART at 0x300, irq 10
> >  2 [EWS88MT        ]: ICE1712 - TerraTec EWS88MT
> >                       TerraTec EWS88MT at 0xac00, irq
> 21
> > fons at zita1:~> 
> > fons at zita1:~> cat /proc/asound/devices 
> >   2:        : timer
> >   3: [ 1- 0]: raw midi
> >   4: [ 1]   : control
> >   5:        : sequencer
> >   6: [ 2- 0]: raw midi
> >   7: [ 2- 2]: digital audio playback
> >   8: [ 2- 1]: digital audio playback
> >   9: [ 2- 1]: digital audio capture
> >  10: [ 2- 0]: digital audio playback
> >  11: [ 2- 0]: digital audio capture
> >  12: [ 2]   : control
> >  13: [ 0- 4]: digital audio playback
> >  14: [ 0- 3]: digital audio capture
> >  15: [ 0- 2]: digital audio capture
> >  16: [ 0- 1]: digital audio capture
> >  17: [ 0- 0]: digital audio playback
> >  18: [ 0- 0]: digital audio capture
> >  19: [ 0]   : control
> > fons at zita1:~> 
> > 
> 
> 
> In my case, excerpt of aplay -L:
> ...
> default:CARD=UA25
>     UA-25, USB Audio
>     Default Audio Device
> ...
> 
> In qjackctl:
> hw:UA25
> 
> So for the terratec that would be:
> hw:EWS88MT
> 
> aplay -l lists the usable subdevices as well, usually you
> can use them
> with like hw:0,2 or something like that, so I guess
> [devicename],[subdevicenumber] could work as well.
> 
> HTH
> Regards,
> Philipp
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> Linux-audio-dev at lists.linuxaudio.org
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