Audio Unit Properties
Obtain information about the built-in mixers, equalizers, filters, effects, and other Audio Unit app extensions.
Topics
General
Mixers
Audio Unit Mixer SubtypesAUSpatialMixerAttenuationCurveAUSpatialMixerRenderingFlagsAUSpatialMixer ParametersPanner Audio Unit ParametersAUMatrixMixer ParametersAUMultiChannelMixer ParametersSpatial Mixer Property IDsStereo Mixer Unit ParametersMixer Audio Unit PropertiesMixer Audio Unit SubtypesAUSpatialMixerOutputTypeAUSpatialMixerPointSourceInHeadModeAUSpatialMixerSourceMode3D Mixer Unit ParametersAU3DMixerAttenuationCurveAU3DMixerRenderingFlagsMixerDistanceParams
Equalizers
Parametric EQ Unit ParametersAudio Unit Graphic EQ Parameter IDPeak Limiter Unit ParametersDynamics Processor Unit ParametersFrequency Response ConstantsAUSpatializationAlgorithm
Filters
Audio Unit Filter SubtypesBandpass Unit ParametersAUHipass ParametersAULowpass ParametersAULowShelf ParametersAUHighShelfFilter ParametersAUNBandEQ Filter TypesAUNBandEQ Property IDsAUNBandEQ Parameters
Effects
Effect Audio Unit SubtypesAUMatrixReverb ParametersAUDistortion ParametersReverb ParametersReverb Unit ParametersAUReverbRoomTypeVarispeed Unit ParametersAUDelay ParametersAUMultibandCompressor ParametersAUDeferredRenderer PropertiesAUSampleDelay ParametersAUNewTimePitch ParametersAUTimePitch, AUTimePitch (offline), and AUPitch Unit Parameters
Input/Output
I/O Audio Unit PropertiesInter-App Output Unit Property IDsInter-App Audio Unit Property IDsOutput Unit ParametersAUNetReceive PropertiesAUNetSend PropertiesAUNetSend ParametersAUNetReceive ParametersAUNetSendPresetFormat PropertiesNet Status Audio Unit ParametersI/O Audio Unit Function SelectorsAudioOutputUnitMIDICallbacksAudioOutputUnitStartAtTimeParams