Subject: Re: [linux-audio-dev] Plugin APIs (again)
From: Steve Harris (S.W.Harris_AT_ecs.soton.ac.uk)
Date: Mon Dec 09 2002 - 16:35:03 EET
On Mon, Dec 09, 2002 at 02:10:09PM +0100, David Olofson wrote:
> > Actually it quickly became obvious that for a host to construct a
> > useful GUI the plugin has to at least hint at some ranges.
>
> Yes, *hint*.
Yes, I agree with you entirly on this point.
> > > the RT engine - *unless* you decide on a number of VVIDs to
> > > allocate for each Channel of every plugin, right when they're
> > > instantiated.
> >
> > That sound most sensible. The instrument has to allocate voice
> > table space, so there is likly to be an internal (soft) limit
> > anyway.
>
> Yes... But keep in mind that there is no strict relation between
> Physical Voices and Virtual Voices. A synth with only 32 voices may
> be played with 8 VVIDs or 256 VVIDs. The number of VVIDs is decided
> by the *sender*, so it can manage the polyphony it wants in a
> sensible way. The synth only uses the VVIDs to keep track of which
> Virtual Voice the sender is talking about - whether or not it
> actually has a Physical Voice at the moment. Voice allocator in
> between.
OK, but I dont think that actually changes anything at the API level.
- Steve
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