Re: [Alsa-devel] Re: [OT] ALSA userspace API complexity

Hannu Savolainen
2006-01-10T00:48:35Z

On Mon, 9 Jan 2006, John Rigg wrote:

> Yes, but the CPU has plenty of other work to do. The sound cards that
> would be worst affected by this are the big RME cards (non-interleaved) and
> multiple ice1712 cards (non-interleaved blocks of interleaved data),
ice1712 uses normal interleaving. There are no "non-interleaved blocks".

> which AFAIK are the only cards capable of handling serious professional audio.
> This could represent 48 or more channels of 96kHz audio, which
> doesn't leave a lot of spare CPU capacity for running X, for example.

This is true only if you run the system at full 100% load before the
conversions. But in real life you cannot do this anyway. You have to use
a CPU that has lot of spare power. Otherwise anything unpredictable will
make things to fail.

Best regards,

Hannu
-----
Hannu Savolainen (hannu@opensound.com)
http://www.opensound.com (Open Sound System (OSS))
http://www.compusonic.fi (Finnish OSS pages)
OH2GLH QTH: Karkkila, Finland LOC: KP20CM