http://ladspa.org/ontology#1181.1
type: InputControlPort
has label: gain
has units: dB

http://ladspa.org/ontology#1416.1
type: InputControlPort
has label: wave
has scale: Scale
  has point: 1
    type: Point
    has label: Sine
  has point: 2
    type: Point
    has label: Triangle
  has point: 3
    type: Point
    has label: Square
  has point: 4
    type: Point
    has label: Saw

http://ladspa.org/ontology#1416.2
type: InputControlPort
has label: freq
has units: Hz

http://ladspa.org/ontology#1416.3
type: InputControlPort
has label: warm

http://ladspa.org/ontology#1416.4
type: InputControlPort
has label: instab