Subject: Re: [linux-audio-dev] Project: modular synth editor
From: Alfons Adriaensen (fons.adriaensen_AT_alcatel.be)
Date: Thu Jan 15 2004 - 18:38:04 EET
On Thu, Jan 15, 2004 at 04:17:19PM +0000, Steve Harris wrote:
> On Thu, Jan 15, 2004 at 04:58:26PM +0100, Alfons Adriaensen wrote:
> > On Thu, Jan 15, 2004 at 03:35:05PM +0000, Steve Harris wrote:
> >
> > > the difference is that it makes the plugin
> > > logic, for 95% of plugins, much simpler.
> >
> > I fail to see that. Only plugins that specifically requested NULL pointers
> > by setting the hint bit have to test for them. The 95% others, including all
> > existing ones, can just ignore the whole issue, they will always get valid
> > pointers.
>
> Yes, OK, maybe its not a significant as I think, I still think it is
> still more complex - you introduce a new hint, and the plugin can no
> longer assume that all buffer pinters are valid - though it has to
> be aware that it might not be.
>
> So I think this would be an acceptable solution for LADSPA, and it
> would involve fewer changes to existing hosts than adding refernce
> buffers.
I agree. It was not clear at all how the plugin should obtain the dummy
pointer value to compare with -- that would probably require more invasive
changes.
OK, now that we agree :-), I'll leave to you the honour of designating the
new hint bit. If you like I'll add the necessary comments to the header
file and send it for approval this weekend.
-- Fons
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