Re: [linux-audio-dev] Mustajuuri -> LADSPA plugins.

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Subject: Re: [linux-audio-dev] Mustajuuri -> LADSPA plugins.
From: Sebastien Metrot (meeloo_AT_noos.fr)
Date: Thu Mar 29 2001 - 02:24:54 EEST

Sorry to jump in the thread.

I personaly really liked the idea of remotely controling the plugins from another process (or another machine...).
This seems to me as the most flexible and elegant solution for this problem. What about an abstract layer that does the communication and every software talking to its API?

Sebastien

----- Original Message -----
From: "David Olofson" <david_AT_gardena.net>
To: <linux-audio-dev_AT_ginette.musique.umontreal.ca>
Sent: Wednesday, March 28, 2001 11:06 PM
Subject: Re: [linux-audio-dev] Mustajuuri -> LADSPA plugins.

> On Wednesday 28 March 2001 15:43, Paul Davis wrote:
> [...]
> > Right, and just as a reminder for anyone who's forgotten the
> > problem:
> >
> > If the plugin uses a toolkit to creates its GUI, then the host
> > has to be using the same toolkit for there to be any hope of it
> > working.
>
> I'm thinking along the lines of something that's more code and less
> XML; a separate GUI plugin that implements a DSP plugin's custom
> widgets on top of a simple canvas style API.
>
> High level rendering API:
> * Blit images (files specified in the XML)
> * ???
>
> Mid level:
> * Lines
> * Filled rectangles
> * Filled polygons
> * ???
>
> Low level:
> * Pixel access via RGBA buffer (auto conversion)
>
> "Direct" rendering:
> * Fast pixel access using screen format
>
> (The last two methods are essentially the same; you avoid conversion
> by using the screen's pixel format directly. If you don't the API
> implementation will do conversion when refreshing the canvas.)
>
>
> //David
>
> .- M A I A -------------------------------------------------.
> | Multimedia Application Integration Architecture |
> | A Free/Open Source Plugin API for Professional Multimedia |
> `----------------------> http://www.linuxaudiodev.com/maia -'
> .- David Olofson -------------------------------------------.
> | Audio Hacker - Open Source Advocate - Singer - Songwriter |
> `--------------------------------------> david_AT_linuxdj.com -'
>
>

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