[linux-audio-dev] LADSPA2: logarithmic hint

[carmen]

> It's not possible for a host to know how to scale a port from just the unit
> labeling.  Unit labeling and input value scaling are independent,  in fact
> are completely orthogonal except in certain conventional cases like
> IEC for some (not all!) dB ranges.

++. there definitely needs to be a 'logarithmic' hint. maybe even log(10) vs log(2). im sure this RDF/JSON/YAML thing can make a case for it