[linux-audio-dev] Project: modular synth editor

Alfons Adriaensen fons.adriaensen at alcatel.be
Thu Jan 15 16:38:04 UTC 2004


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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