Subject: Re: [linux-audio-dev] (fwd) Unified Audio Plugin Architecture (Meeting)
From: Steve Harris (S.W.Harris_AT_ecs.soton.ac.uk)
Date: Thu Jan 09 2003 - 16:06:29 EET
On Thu, Jan 09, 2003 at 02:41:25 +0100, Jay Vaughan wrote:
> >On Thu, Jan 09, 2003 at 01:00:41 +0100, Jay Vaughan wrote:
> > > From my standpoint, I'd love to see DSP processes written to a "UAPA"
> > > have a completely text-based interface - stream in XML data, stream
> > > it out, over a socket (what platform doesn't support this?).
> >
> >Converting between ASCII and IEEE float is two expensivefor this to be
> >practical.
>
> Well, the *data* can be transferred over the same socket in binary,
> no conversion required. What I'm talking about is the definition of
> the GUI in a way that is not platform-dependent.
Ahh, yes, agreed. The most-likly-to-work LADSPA GUI system (LCP) works a
bit like this. The controls aren't actually ASCII, but they are abstracted
from the DSP code and platform.
> Plugins really need to be separated from Interface properly in order
> for a cross-platform plugin standard to work properly. Every one of
> the existing plugin 'standards' was created in an attempt to solve
> this DSP/GUI integration issue, and I think its time the problem went
> away with a quick move to XML-based schemes.
Yes. It also makes it practical to run to GUIs remotly, eg rack
hardware <-> PC without any proprietary protocols.
> SynthEd is a step in the right direction in this regard, I reckon...
I'm not familiar with it, but I will be after a google I guess.
- Steve
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