Wwise SDK 2018.1.11

Unknown/invalid plug-in type.

Compressor/decompressor plug-in (allows support for custom audio file types).

Source plug-in: creates sound by synthesis method (no input, just output).

Effect plug-in: applies processing to audio data.

Mixer plug-in: mix voices at the bus level.

Sink plug-in: implement custom sound engine end point.

Global Extension plug-in: (e.g. Spatial Audio, Interactive Music)

Plug-in type mask is 4 bits.