> > > > 2. Is there any range constraint applied to the audio content > > communicated by the audio input/audio output ports? > > VST e.g. does restrict the range from -1.0 to +1.0. > > by convention, -1.0 to 1.0 (in most plugins and hosts) >
I had assumed that this would be determined by any range hints on the plugin's input ports. Steve Harris's plugins use this convention, but not all hosts do (including applyplugin).
