// Parameters for the AUDynamicsProcessor unit
enum {
// Global, dB, -40->20, -20
kDynamicsProcessorParam_Threshold = 0,
// Global, dB, 0.1->40.0, 5
kDynamicsProcessorParam_HeadRoom = 1,
// Global, rate, 1->50.0, 2
kDynamicsProcessorParam_ExpansionRatio = 2,
// Global, dB
kDynamicsProcessorParam_ExpansionThreshold = 3,
// Global, secs, 0.0001->0.2, 0.001
kDynamicsProcessorParam_AttackTime = 4,
// Global, secs, 0.01->3, 0.05
kDynamicsProcessorParam_ReleaseTime = 5,
// Global, dB, -40->40, 0
kDynamicsProcessorParam_MasterGain = 6,
// Global, dB, read-only parameter
kDynamicsProcessorParam_CompressionAmount = 1000,
kDynamicsProcessorParam_InputAmplitude = 2000,
kDynamicsProcessorParam_OutputAmplitude = 3000
};
This is likely the entirety of this audio unit's public documentation.