[Devel] assigning MIDI CCs to lv2:ControlPort

[Ricardo Wurmus]

> Is there a canonical approach to have a plugin listen to CCs? My
> plugin evaluates incoming MIDI messages and dispatches functions that
> modify input port values when it encounters CC messages.

Clarification: by "listen" I mean "listen and respond". Responding to
CCs would mean that the plugin has to be able to modify its
parameters.