[alsa-devel] How to handle multiple sound cards?

Takashi Iwai tiwai at suse.de
Wed Jan 7 12:50:39 CET 2009

At Tue, 30 Dec 2008 18:53:25 +0800,
cocala wrote:
> Hi,
> Our platform has multiple sound cards: Stereo, Surround51, spdif and
> Bluetooth PCM.
> These sound cards are registered in random order as some sound card are
> registered as module or not registered sometimes. So the application can't
> use directly use the card number for specific sound card. If using alias,
> the asound.conf also should be changed according to the registered sound
> card after boot up.
> What's the best way to handle multiple sound cards?

The easiest way would be to use pulseaudio.  It'd be tricky if you'd
like to stick with ALSA subsystem only...


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