Subject: Re: Fw: [ecasound] error
From: I'm Your Handiman -Online- (email@example.com)
Date: Wed May 24 2000 - 06:12:07 EEST
Kai Vehmanen wrote:
> On Tue, 23 May 2000, I'm Your Handiman -Online- wrote:
> >> It sounds like it is a failure in OSS not properly doing FDX support. My
> > i have turtlebeach montego II quadzilla card..only thingso far no support
> > with is smp ( whatever that is ) and A3d--positional surround sound
> > everything is works fine including supposedly full-duplex...........
> Unfortunately this isn't necessarily enough for using full-duplex with
> ecasound. There are quite a few different ways to implement full-duplex.
> One is "multiopen", where single device (/dev/dsp) can be opened once
> for reading and once for writing.
> Another approach is to have separate devices: /dev/dsp0 for playback,
> and /dev/dsp1 for recording.
> The third approach, where application has to open the device in readwrite
> mode, doesn't work with ecasound. From ecasound's point of view, outputs
> and inputs are totally independent devices, and thus they don't need to
> know each other. What if you want to use one application for
> playback, and other one for recording... yep, problems.
> With ALSA, you don't have these problems, as ALSA API clearly separates
> playback and record(/capture) channels.
> Kai Vehmanen <firstname.lastname@example.org> ---------------- CS, University of Turku .
> . audio software for linux .. http://www.eca.cx .
> . armchair-tunes mp3/wav/ra . http://www.wakkanet.fi/sculpscape .
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okay i'll try alsa........other than that options one and two.......kinda over
my h ead is there documentation on how to implement?..
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