using two sound cards

[Chuck Hallenbeck]

Janina,

The two methods you described both work for me. Breakthrough! Thanks.

On Tue, 21 Dec 2004, Janina Sajka wrote:

> Hi, Chuck:
>
> Part of the problem is that there are several ways to address the cards.
> There's the direct way. Here's an example:
>
> aplay -D hw:1,0
>
> Then there's the plugin layer:
>
> aplay -D plughw:1,0
>
> ecasound does it differenty, and I need to leave my computer for a few
> hours--so I'm going to rush through the rest.
>
> You want to use the plug layer because it will allow you to address all
> the devices on your card, midi ports for example.
>
> You might ultimately also want the jack-audio-connection-kit installed
> so that many apps can talk to your sound card at the same time, while
> maintaining low latency. Jack only does one card for now, though.
>
> More later.
>
> Chuck Hallenbeck writes:
>> Is anyone using two sound cards on one computer? I am trying to figure
>> out how one sends audio to a specific card. The "play" command has no
>> options to control output destination that I can find, and the "aplay"
>> command documentation is so bad that I cannot figure out how to make the
>> "-D" option work. I have not looked closely at other applications yet.
>>
>> Any tips about using a dual sound card system would be greatly
>> appreciated, on list or off list, whichever.
>>
>> Chuck
>>
>>
>> --
>> The Moon is Waxing Gibbous (77% of Full)
>> "Things are in the saddle, and they ride mankind." Ralph Waldo Emerson
>> Personal site www.hhs48.com, Download site www.mhcable.com/~chuckh
>>
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>
> --
>
> 				Janina Sajka, Chair
> 				Accessibility Workgroup
> 				Free Standards Group (FSG)
>
> janina at freestandards.org	Phone: +1 202.494.7040
>
>
> _______________________________________________
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>

-- 
The Moon is Waxing Gibbous (79% of Full)
"Things are in the saddle, and they ride mankind." Ralph Waldo Emerson
Personal site www.hhs48.com, Download site www.mhcable.com/~chuckh