Re: quattro multi plugin.

[Takashi Iwai <tiwai@suse.de>]

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At Fri, 19 Jul 2002 22:56:15 +0900,
Patrick Shirkey wrote:
> 
> This is wierd. Using the exact same commands I cannot get jackd to load 
> now. The card still, ahem, works, cough, with a single pcm device.

how about the asoundrc attached below?
this will map hw:2,1 and hw:2,2 as 4 channels pcm.
i thought that these two devices correspond to 96kHz, so you need to
specify other frequency for jackd.


Takashi

[-- Attachment #2: quatro-asoundrc --]
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#
# compose 4 channels from two channel x two devices, hw:2,1 and hw:2,2
# assuming that hw:2,1 and hw:2,2 give the same condition, 24_3LE/96k
#

pcm.quattro {
        type multi;

        slaves.a.pcm "hw:2,1";
        slaves.a.channels 2;
	slaves.b.pcm "hw:2,2";
	slaves.b.channels 2;

	bindings.0.slave a;
	bindings.0.channel 0;
	bindings.1.slave a;
	bindings.1.channel 1;
	bindings.2.slave b;
	bindings.2.channel 0;
	bindings.3.slave b;
	bindings.3.channel 1;
}

#
# remap 4 channels as interleaved.
# use plug instead of route here, since 24_3LE is unlikely supported by
# applications.
#
pcm.q4 {
	type plug;
	slave.pcm "quattro";
	ttable.0.0 1;
	ttable.1.1 1;
	ttable.2.2 1;
	ttable.3.3 1;
}

#
# define the control
#
ctl.quattro {
	type hw;
	card 2;
}

# alias
ctl.q4 ctl.quattro