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Properties for the Apple 3D Mixer audio unit.
Parameters for the 3D Mixer unit.
Expresses time as a sample count.
Audio unit parameter event types.
Additional reverb parameters.
Values used with
Sound quality settings to be used with the property
Selectors used by the Component Manager to call routines implemented by the codec and exposed to developers through the Audio Codec Services API. These selectors are for use by codec developers; if you are calling Audio Codec Services functions, you don’t need to use these constants.
Property identifiers that apply to HAL audio objects only when accessed via the Audio Hardware Services.
The Apple audio unit manufacturer code.
Quality levels for the audio sample-rate conversion algorithm.
Programmatic roles and contexts for audio unit properties.
The defined types of audio processing plug-ins known as audio units.
Balance Fade Type
Identifiers for audio balance fade types.
Identifiers for audio panning algorithms.
Unit Parameter Options
Value options for audio unit parameters.
Unit Parameter Unit
The unit-of-measure for an audio unit parameter.
Unit Render Action Flags
Flags for configuring audio unit rendering.
Parameters for the Bandpass unit.
Bit rate control modes to be used with
Properties for the Apple AUConverter audio unit.
Audio data format converter audio unit subtypes for audio units provided by Apple.
Parameters for the Dynamics Processor unit.
Effect (digital signal processing) audio unit subtypes for audio units provided by Apple.
The maximum number of frequency response bin structures for the
General audio unit component selectors that correspond to functions in the audio unit API.
Audio units that serve as sound sources.
Properties that apply to any audio unit.
These read-only properties disclose the capabilities of the codec and remain the same for all instances of the codec.
Parameters for the High Shelf Filter unit.
Parameters for the Highpass unit.
Audio unit component selectors, specific to I/O audio units, that correspond to functions in the audio unit API.
Properties for Apple I/O audio units (sometimes called output units).
Input/output audio unit subtypes for audio units provided by Apple.
Properties that can be set or read on an instance of the audio codec.
Parameters for the Low Shelf Filter unit.
Parameters for the Lowpass unit.
Parameters for instrument units.
Properties for Apple mixer audio units.
Audio mixing audio unit subtypes for audio units provided by Apple.
Parameters for the Multichannel Mixer unit.
Audio units that can be played as musical instruments via MIDI control.
Properties for music tracks.
Sequence File Type ID
The various types of files that can be parsed by a music sequence.
The various types of music sequences.
Properties for audio units that perform offline processing—that is, processing in a nonplayback, nonrealtime mode.
Parameters for the Parametric EQ unit.
Parameters for the Peak Limiter unit.
Render quality settings for audio units.
Reserved for system use.
Parameters for the Reverb unit.
Parameters for the Varispeed unit.
Properties that apply to the Apple voice-processing I/O audio unit.