Subject: Re: [linux-audio-dev] Mustajuuri -> LADSPA plugins.
From: Steve Harris (S.W.Harris_AT_ecs.soton.ac.uk)
Date: Wed Mar 28 2001 - 18:57:00 EEST
On Wed, Mar 28, 2001 at 05:33:59PM +0200, Werner Schweer wrote:
> > Is there anything to prevent the plugin from spawning a second process
> > which has its own connection to the server, but is linked to the process
> > via some sort of IPC? I'm guessing this would be frowned on though ;)
>
> IF the application uses more than one thread (which is typically true),
> one thread is dedicated to the gui. Only one thread can process the
> X11 event loop.
I didn't say a thread, I meant a seperate process, connected via IPC.
> Plugin and (Plugin-) gui should be handled completly separate. It should
> be possible for the plugin gui to exist without any plugin instance.
> Parameter changes are send as messages to the plugin host. The plugin
> hosts routes this parameter changes to the gui.
In LADSPA the host controls th plugin's parameters.
- Steve
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