Subject: Re: [linux-audio-user] Re: [Alsa-devel] Re: Soundcard supporting several audio streams
From: Paul Davis (pbd_AT_op.net)
Date: Thu Nov 08 2001 - 16:23:08 EET
>> i have this card, and as i posted on lau, it does not support multi open.
>> but my ymf744b card does. if you "cat /proc/asound/card?/pcm?p/info" you
>> can see how many h/w playback streams you have by looking at
>> subdevices_count. subdevices_count = 1 on the audiophile (ice1712), and
>> 32 on the main pcm of the ymf744b.
>
>So is this really the only driver that supports multiple output streams?
no. as mentioned, the trident-based cards do this as well.
>Yeah, you're right :-) It would be more transparent for applications,
>though (they wouldn't need to have special esd- or arts-support).
apps don't need esd-support now. they just need LD_PREOPEN set in the
environment in which they are started. i am not familiar with the way
that artsd works, but i imagine its similar.
--p
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