[LAD] LADSPA extension for periodic control values?

David Robillard dave at drobilla.net
Mon Jun 15 16:08:00 UTC 2009


On Sun, 2009-06-14 at 23:44 +0200, Stefano D'Angelo wrote:
> 2009/6/13 Jörn Nettingsmeier <nettings at folkwang-hochschule.de>:
[...]
> > sorry if this has been discussed before, but i didn't find anything in
> > the archives...
> > consider the case of periodic control values of LADSPA plugins, for
> > instance the azimuth in a horizontal panner or the phase shift in a phaser.
> > currently, they are usually marked as BOUNDED_BELOW and BOUNDED_ABOVE,
> > but the host has no way of knowing that the upper bound is next to the
> > lower bound, so that it can chose the shortest path to the next value
> > when interpolating automation control points.
[...]
> * An LV2 extension would allow you to do that quite easily in LV2,
> which is probably preferable these days.

Maybe belongs in the units extension?

-dr





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