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iOSapi.AudioUnit.pas
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iOSapi.AudioUnit.pas
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{ *********************************************************** }
{ }
{ CodeGear Delphi Runtime Library }
{ }
{ Copyright(c) 2012-2014 Embarcadero Technologies, Inc. }
{ }
{ *********************************************************** }
//
// Delphi-Objective-C Bridge
// Interfaces for Cocoa framework AudioUnit
//
unit iOSapi.AudioUnit;
interface
uses
Macapi.CoreFoundation,
Macapi.CoreServices,
Macapi.Dispatch,
Macapi.Foundation,
Macapi.Mach,
Macapi.ObjCRuntime,
Macapi.ObjectiveC,
Macapi.QuartzCore,
iOSapi.CocoaTypes,
iOSapi.CoreAudio,
iOSapi.Foundation,
iOSapi.UIKit;
const
kAudioComponentFlag_Unsearchable = 1;
kAudioComponentFlag_SandboxSafe = 2;
kAudioComponentFlag_IsV3AudioUnit = 4;
kAudioComponentFlag_RequiresAsyncInstantiation = 8;
kAudioComponentFlag_CanLoadInProcess = 16;
kAudioComponentInstantiation_LoadOutOfProcess = 1;
kAudioComponentInstantiation_LoadInProcess = 2;
kAudioComponentValidationResult_Unknown = 0;
kAudioComponentValidationResult_Passed = 1;
kAudioComponentValidationResult_Failed = 2;
kAudioComponentValidationResult_TimedOut = 3;
kAudioComponentValidationResult_UnauthorizedError_Open = 4;
kAudioComponentValidationResult_UnauthorizedError_Init = 5;
kAudioUnitType_Output = 1635086197;
kAudioUnitType_MusicDevice = 1635085685;
kAudioUnitType_MusicEffect = 1635085670;
kAudioUnitType_FormatConverter = 1635083875;
kAudioUnitType_Effect = 1635083896;
kAudioUnitType_Mixer = 1635085688;
kAudioUnitType_Panner = 1635086446;
kAudioUnitType_Generator = 1635084142;
kAudioUnitType_OfflineEffect = 1635086188;
kAudioUnitType_MIDIProcessor = 1635085673;
kAudioUnitType_RemoteEffect = 1635086968;
kAudioUnitType_RemoteGenerator = 1635086951;
kAudioUnitType_RemoteInstrument = 1635086953;
kAudioUnitType_RemoteMusicEffect = 1635086957;
kAudioUnitManufacturer_Apple = 1634758764;
kAudioUnitSubType_GenericOutput = 1734700658;
kAudioUnitSubType_VoiceProcessingIO = 1987078511;
kAudioUnitSubType_RemoteIO = 1919512419;
kAudioUnitSubType_Sampler = 1935764848;
kAudioUnitSubType_MIDISynth = 1836284270;
kAudioUnitSubType_AUConverter = 1668247158;
kAudioUnitSubType_Varispeed = 1986097769;
kAudioUnitSubType_DeferredRenderer = 1684366962;
kAudioUnitSubType_Splitter = 1936747636;
kAudioUnitSubType_MultiSplitter = 1836281964;
kAudioUnitSubType_Merger = 1835364967;
kAudioUnitSubType_NewTimePitch = 1853191280;
kAudioUnitSubType_AUiPodTimeOther = 1768977519;
kAudioUnitSubType_RoundTripAAC = 1918984547;
kAudioUnitSubType_AUiPodTime = 1768977517;
kAudioUnitSubType_PeakLimiter = 1819112562;
kAudioUnitSubType_DynamicsProcessor = 1684237680;
kAudioUnitSubType_LowPassFilter = 1819304307;
kAudioUnitSubType_HighPassFilter = 1752195443;
kAudioUnitSubType_BandPassFilter = 1651532147;
kAudioUnitSubType_HighShelfFilter = 1752393830;
kAudioUnitSubType_LowShelfFilter = 1819502694;
kAudioUnitSubType_ParametricEQ = 1886217585;
kAudioUnitSubType_Distortion = 1684632436;
kAudioUnitSubType_Delay = 1684368505;
kAudioUnitSubType_SampleDelay = 1935961209;
kAudioUnitSubType_NBandEQ = 1851942257;
kAudioUnitSubType_Reverb2 = 1920361010;
kAudioUnitSubType_AUiPodEQ = 1768973681;
kAudioUnitSubType_MultiChannelMixer = 1835232632;
kAudioUnitSubType_MatrixMixer = 1836608888;
kAudioUnitSubType_SpatialMixer = 862217581;
kAudioUnitSubType_AU3DMixerEmbedded = 862217581;
kAudioUnitSubType_ScheduledSoundPlayer = 1936945260;
kAudioUnitSubType_AudioFilePlayer = 1634103404;
kAudioUnitRenderAction_PreRender = (1 shl 2);
kAudioUnitRenderAction_PostRender = (1 shl 3);
kAudioUnitRenderAction_OutputIsSilence = (1 shl 4);
kAudioOfflineUnitRenderAction_Preflight = (1 shl 5);
kAudioOfflineUnitRenderAction_Render = (1 shl 6);
kAudioOfflineUnitRenderAction_Complete = (1 shl 7);
kAudioUnitRenderAction_PostRenderError = (1 shl 8);
kAudioUnitRenderAction_DoNotCheckRenderArgs = (1 shl 9);
kAudioUnitErr_InvalidProperty = -10879;
kAudioUnitErr_InvalidParameter = -10878;
kAudioUnitErr_InvalidElement = -10877;
kAudioUnitErr_NoConnection = -10876;
kAudioUnitErr_FailedInitialization = -10875;
kAudioUnitErr_TooManyFramesToProcess = -10874;
kAudioUnitErr_InvalidFile = -10871;
kAudioUnitErr_UnknownFileType = -10870;
kAudioUnitErr_FileNotSpecified = -10869;
kAudioUnitErr_FormatNotSupported = -10868;
kAudioUnitErr_Uninitialized = -10867;
kAudioUnitErr_InvalidScope = -10866;
kAudioUnitErr_PropertyNotWritable = -10865;
kAudioUnitErr_CannotDoInCurrentContext = -10863;
kAudioUnitErr_InvalidPropertyValue = -10851;
kAudioUnitErr_PropertyNotInUse = -10850;
kAudioUnitErr_Initialized = -10849;
kAudioUnitErr_InvalidOfflineRender = -10848;
kAudioUnitErr_Unauthorized = -10847;
kAudioComponentErr_InstanceInvalidated = -66749;
kAudioComponentErr_DuplicateDescription = -66752;
kAudioComponentErr_UnsupportedType = -66751;
kAudioComponentErr_TooManyInstances = -66750;
kAudioComponentErr_NotPermitted = -66748;
kAudioComponentErr_InitializationTimedOut = -66747;
kAudioComponentErr_InvalidFormat = -66746;
kParameterEvent_Immediate = 1;
kParameterEvent_Ramped = 2;
kAudioUnitRange = 0;
kAudioUnitInitializeSelect = 1;
kAudioUnitUninitializeSelect = 2;
kAudioUnitGetPropertyInfoSelect = 3;
kAudioUnitGetPropertySelect = 4;
kAudioUnitSetPropertySelect = 5;
kAudioUnitAddPropertyListenerSelect = 10;
kAudioUnitRemovePropertyListenerSelect = 11;
kAudioUnitRemovePropertyListenerWithUserDataSelect = 18;
kAudioUnitAddRenderNotifySelect = 15;
kAudioUnitRemoveRenderNotifySelect = 16;
kAudioUnitGetParameterSelect = 6;
kAudioUnitSetParameterSelect = 7;
kAudioUnitScheduleParametersSelect = 17;
kAudioUnitRenderSelect = 14;
kAudioUnitResetSelect = 9;
kAudioUnitComplexRenderSelect = 19;
kAudioUnitProcessSelect = 20;
kAudioUnitProcessMultipleSelect = 21;
kAudioUnitErr_IllegalInstrument = -10873;
kAudioUnitErr_InstrumentTypeNotFound = -10872;
kAudioUnitScope_Global = 0;
kAudioUnitScope_Input = 1;
kAudioUnitScope_Output = 2;
kAudioUnitScope_Group = 3;
kAudioUnitScope_Part = 4;
kAudioUnitScope_Note = 5;
kAudioUnitScope_Layer = 6;
kAudioUnitScope_LayerItem = 7;
kAudioUnitProperty_ClassInfo = 0;
kAudioUnitProperty_MakeConnection = 1;
kAudioUnitProperty_SampleRate = 2;
kAudioUnitProperty_ParameterList = 3;
kAudioUnitProperty_ParameterInfo = 4;
kAudioUnitProperty_CPULoad = 6;
kAudioUnitProperty_StreamFormat = 8;
kAudioUnitProperty_ElementCount = 11;
kAudioUnitProperty_Latency = 12;
kAudioUnitProperty_SupportedNumChannels = 13;
kAudioUnitProperty_MaximumFramesPerSlice = 14;
kAudioUnitProperty_ParameterValueStrings = 16;
kAudioUnitProperty_AudioChannelLayout = 19;
kAudioUnitProperty_TailTime = 20;
kAudioUnitProperty_BypassEffect = 21;
kAudioUnitProperty_LastRenderError = 22;
kAudioUnitProperty_SetRenderCallback = 23;
kAudioUnitProperty_FactoryPresets = 24;
kAudioUnitProperty_RenderQuality = 26;
kAudioUnitProperty_HostCallbacks = 27;
kAudioUnitProperty_InPlaceProcessing = 29;
kAudioUnitProperty_ElementName = 30;
kAudioUnitProperty_SupportedChannelLayoutTags = 32;
kAudioUnitProperty_PresentPreset = 36;
kAudioUnitProperty_DependentParameters = 45;
kAudioUnitProperty_InputSamplesInOutput = 49;
kAudioUnitProperty_ShouldAllocateBuffer = 51;
kAudioUnitProperty_FrequencyResponse = 52;
kAudioUnitProperty_ParameterHistoryInfo = 53;
kAudioUnitProperty_NickName = 54;
kAudioUnitProperty_OfflineRender = 37;
kAudioUnitProperty_ParameterIDName = 34;
kAudioUnitProperty_ParameterStringFromValue = 33;
kAudioUnitProperty_ParameterClumpName = 35;
kAudioUnitProperty_ParameterValueFromString = 38;
kAudioUnitProperty_ContextName = 25;
kAudioUnitProperty_PresentationLatency = 40;
kAudioUnitProperty_ClassInfoFromDocument = 50;
kAudioUnitProperty_RequestViewController = 56;
kAudioUnitProperty_ParametersForOverview = 57;
kAudioUnitProperty_RemoteControlEventListener = 100;
kAudioUnitProperty_IsInterAppConnected = 101;
kAudioUnitProperty_PeerURL = 102;
kRenderQuality_Max = 127;
kRenderQuality_High = 96;
kRenderQuality_Medium = 64;
kRenderQuality_Low = 32;
kRenderQuality_Min = 0;
kNumberOfResponseFrequencies = 1024;
kAudioUnitParameterUnit_Generic = 0;
kAudioUnitParameterUnit_Indexed = 1;
kAudioUnitParameterUnit_Boolean = 2;
kAudioUnitParameterUnit_Percent = 3;
kAudioUnitParameterUnit_Seconds = 4;
kAudioUnitParameterUnit_SampleFrames = 5;
kAudioUnitParameterUnit_Phase = 6;
kAudioUnitParameterUnit_Rate = 7;
kAudioUnitParameterUnit_Hertz = 8;
kAudioUnitParameterUnit_Cents = 9;
kAudioUnitParameterUnit_RelativeSemiTones = 10;
kAudioUnitParameterUnit_MIDINoteNumber = 11;
kAudioUnitParameterUnit_MIDIController = 12;
kAudioUnitParameterUnit_Decibels = 13;
kAudioUnitParameterUnit_LinearGain = 14;
kAudioUnitParameterUnit_Degrees = 15;
kAudioUnitParameterUnit_EqualPowerCrossfade = 16;
kAudioUnitParameterUnit_MixerFaderCurve1 = 17;
kAudioUnitParameterUnit_Pan = 18;
kAudioUnitParameterUnit_Meters = 19;
kAudioUnitParameterUnit_AbsoluteCents = 20;
kAudioUnitParameterUnit_Octaves = 21;
kAudioUnitParameterUnit_BPM = 22;
kAudioUnitParameterUnit_Beats = 23;
kAudioUnitParameterUnit_Milliseconds = 24;
kAudioUnitParameterUnit_Ratio = 25;
kAudioUnitParameterUnit_CustomUnit = 26;
kAudioUnitParameterFlag_CFNameRelease = (1 shl 4);
kAudioUnitParameterFlag_OmitFromPresets = (1 shl 13);
kAudioUnitParameterFlag_PlotHistory = (1 shl 14);
kAudioUnitParameterFlag_MeterReadOnly = (1 shl 15);
kAudioUnitParameterFlag_DisplayMask = (7 shl 16) or (1 shl 22);
kAudioUnitParameterFlag_DisplaySquareRoot = (1 shl 16);
kAudioUnitParameterFlag_DisplaySquared = (2 shl 16);
kAudioUnitParameterFlag_DisplayCubed = (3 shl 16);
kAudioUnitParameterFlag_DisplayCubeRoot = (4 shl 16);
kAudioUnitParameterFlag_DisplayExponential = (5 shl 16);
kAudioUnitParameterFlag_HasClump = (1 shl 20);
kAudioUnitParameterFlag_ValuesHaveStrings = (1 shl 21);
kAudioUnitParameterFlag_DisplayLogarithmic = (1 shl 22);
kAudioUnitParameterFlag_IsHighResolution = (1 shl 23);
kAudioUnitParameterFlag_NonRealTime = (1 shl 24);
kAudioUnitParameterFlag_CanRamp = (1 shl 25);
kAudioUnitParameterFlag_ExpertMode = (1 shl 26);
kAudioUnitParameterFlag_HasCFNameString = (1 shl 27);
kAudioUnitParameterFlag_IsGlobalMeta = (1 shl 28);
kAudioUnitParameterFlag_IsElementMeta = (1 shl 29);
kAudioUnitParameterFlag_IsReadable = (1 shl 30);
kAudioUnitParameterFlag_IsWritable = (1 shl 31);
kAudioUnitClumpID_System = 0;
kAudioUnitParameterName_Full = -1;
kAudioUnitRemoteControlEvent_TogglePlayPause = 1;
kAudioUnitRemoteControlEvent_ToggleRecord = 2;
kAudioUnitRemoteControlEvent_Rewind = 3;
kAudioOutputUnitProperty_IsRunning = 2001;
kAudioUnitProperty_SampleRateConverterComplexity = 3014;
kAudioUnitSampleRateConverterComplexity_Linear = 1818848869;
kAudioUnitSampleRateConverterComplexity_Normal = 1852797549;
kAudioUnitSampleRateConverterComplexity_Mastering = 1650553971;
kAudioOutputUnitProperty_CurrentDevice = 2000;
kAudioOutputUnitProperty_ChannelMap = 2002;
kAudioOutputUnitProperty_EnableIO = 2003;
kAudioOutputUnitProperty_StartTime = 2004;
kAudioOutputUnitProperty_SetInputCallback = 2005;
kAudioOutputUnitProperty_HasIO = 2006;
kAudioOutputUnitProperty_StartTimestampsAtZero = 2007;
kAudioOutputUnitProperty_MIDICallbacks = 2010;
kAudioOutputUnitProperty_HostReceivesRemoteControlEvents = 2011;
kAudioOutputUnitProperty_RemoteControlToHost = 2012;
kAudioOutputUnitProperty_HostTransportState = 2013;
kAudioOutputUnitProperty_NodeComponentDescription = 2014;
kAUVoiceIOProperty_BypassVoiceProcessing = 2100;
kAUVoiceIOProperty_VoiceProcessingEnableAGC = 2101;
kAUVoiceIOProperty_MuteOutput = 2104;
kAUVoiceIOProperty_DuckNonVoiceAudio = 2102;
kAUVoiceIOProperty_VoiceProcessingQuality = 2103;
kAUNBandEQProperty_NumberOfBands = 2200;
kAUNBandEQProperty_MaxNumberOfBands = 2201;
kAUNBandEQProperty_BiquadCoefficients = 2203;
kAudioUnitProperty_MeteringMode = 3007;
kAudioUnitProperty_MatrixLevels = 3006;
kAudioUnitProperty_MatrixDimensions = 3009;
kAudioUnitProperty_MeterClipping = 3011;
kAudioUnitProperty_ReverbRoomType = 10;
kAudioUnitProperty_UsesInternalReverb = 1005;
kAudioUnitProperty_SpatializationAlgorithm = 3000;
kAudioUnitProperty_SpatialMixerDistanceParams = 3010;
kAudioUnitProperty_SpatialMixerAttenuationCurve = 3013;
kAudioUnitProperty_SpatialMixerRenderingFlags = 3003;
kSpatializationAlgorithm_EqualPowerPanning = 0;
kSpatializationAlgorithm_SphericalHead = 1;
kSpatializationAlgorithm_HRTF = 2;
kSpatializationAlgorithm_SoundField = 3;
kSpatializationAlgorithm_VectorBasedPanning = 4;
kSpatializationAlgorithm_StereoPassThrough = 5;
kReverbRoomType_SmallRoom = 0;
kReverbRoomType_MediumRoom = 1;
kReverbRoomType_LargeRoom = 2;
kReverbRoomType_MediumHall = 3;
kReverbRoomType_LargeHall = 4;
kReverbRoomType_Plate = 5;
kReverbRoomType_MediumChamber = 6;
kReverbRoomType_LargeChamber = 7;
kReverbRoomType_Cathedral = 8;
kReverbRoomType_LargeRoom2 = 9;
kReverbRoomType_MediumHall2 = 10;
kReverbRoomType_MediumHall3 = 11;
kReverbRoomType_LargeHall2 = 12;
kSpatialMixerAttenuationCurve_Power = 0;
kSpatialMixerAttenuationCurve_Exponential = 1;
kSpatialMixerAttenuationCurve_Inverse = 2;
kSpatialMixerAttenuationCurve_Linear = 3;
kSpatialMixerRenderingFlags_InterAuralDelay = (1 shl 0);
kSpatialMixerRenderingFlags_DistanceAttenuation = (1 shl 2);
kAudioUnitProperty_3DMixerDistanceParams = 3010;
kAudioUnitProperty_3DMixerAttenuationCurve = 3013;
kAudioUnitProperty_DopplerShift = 3002;
kAudioUnitProperty_3DMixerRenderingFlags = 3003;
kAudioUnitProperty_3DMixerDistanceAtten = 3004;
kAudioUnitProperty_ReverbPreset = 3012;
k3DMixerRenderingFlags_InterAuralDelay = (1 shl 0);
k3DMixerRenderingFlags_DopplerShift = (1 shl 1);
k3DMixerRenderingFlags_DistanceAttenuation = (1 shl 2);
k3DMixerRenderingFlags_DistanceFilter = (1 shl 3);
k3DMixerRenderingFlags_DistanceDiffusion = (1 shl 4);
k3DMixerRenderingFlags_LinearDistanceAttenuation = (1 shl 5);
k3DMixerRenderingFlags_ConstantReverbBlend = (1 shl 6);
k3DMixerAttenuationCurve_Power = 0;
k3DMixerAttenuationCurve_Exponential = 1;
k3DMixerAttenuationCurve_Inverse = 2;
k3DMixerAttenuationCurve_Linear = 3;
kAudioUnitProperty_ScheduleAudioSlice = 3300;
kAudioUnitProperty_ScheduleStartTimeStamp = 3301;
kAudioUnitProperty_CurrentPlayTime = 3302;
kScheduledAudioSliceFlag_Complete = 1;
kScheduledAudioSliceFlag_BeganToRender = 2;
kScheduledAudioSliceFlag_BeganToRenderLate = 4;
kScheduledAudioSliceFlag_Loop = 8;
kScheduledAudioSliceFlag_Interrupt = 16;
kScheduledAudioSliceFlag_InterruptAtLoop = 32;
kAudioUnitProperty_ScheduledFileIDs = 3310;
kAudioUnitProperty_ScheduledFileRegion = 3311;
kAudioUnitProperty_ScheduledFilePrime = 3312;
kAudioUnitProperty_ScheduledFileBufferSizeFrames = 3313;
kAudioUnitProperty_ScheduledFileNumberBuffers = 3314;
kMusicDeviceProperty_InstrumentName = 1001;
kMusicDeviceProperty_InstrumentNumber = 1004;
kMusicDeviceProperty_InstrumentCount = 1000;
kMusicDeviceProperty_BankName = 1007;
kMusicDeviceProperty_SoundBankURL = 1100;
kAUMIDISynthProperty_EnablePreload = 4119;
kAUSamplerProperty_LoadInstrument = 4102;
kAUSamplerProperty_LoadAudioFiles = 4101;
kInstrumentType_DLSPreset = 1;
kInstrumentType_SF2Preset = kInstrumentType_DLSPreset;
kInstrumentType_AUPreset = 2;
kInstrumentType_Audiofile = 3;
kInstrumentType_EXS24 = 4;
kAUSampler_DefaultPercussionBankMSB = 120;
kAUSampler_DefaultMelodicBankMSB = 121;
kAUSampler_DefaultBankLSB = 0;
kAudioUnitProperty_DeferredRendererPullSize = 3320;
kAudioUnitProperty_DeferredRendererExtraLatency = 3321;
kAudioUnitProperty_DeferredRendererWaitFrames = 3322;
kAUSamplerProperty_LoadPresetFromBank = 4100;
kAUSamplerProperty_BankAndPreset = kAUSamplerProperty_LoadPresetFromBank;
AUEventSampleTimeImmediate = AUEventSampleTime(18446744069414584320);
AUAudioUnitBusTypeInput = 1;
AUAudioUnitBusTypeOutput = 2;
AUHostTransportStateChanged = 1;
AUHostTransportStateMoving = 2;
AUHostTransportStateRecording = 4;
AUHostTransportStateCycling = 8;
AURenderEventParameter = 1;
AURenderEventParameterRamp = 2;
AURenderEventMIDI = 8;
AURenderEventMIDISysEx = 9;
kAudioOutputUnitRange = 512;
kAudioOutputUnitStartSelect = 513;
kAudioOutputUnitStopSelect = 514;
kAUGroupParameterID_Volume = 7;
kAUGroupParameterID_Sustain = 64;
kAUGroupParameterID_Sostenuto = 66;
kAUGroupParameterID_AllNotesOff = 123;
kAUGroupParameterID_ModWheel = 1;
kAUGroupParameterID_PitchBend = 224;
kAUGroupParameterID_AllSoundOff = 120;
kAUGroupParameterID_ResetAllControllers = 121;
kAUGroupParameterID_Pan = 10;
kAUGroupParameterID_Foot = 4;
kAUGroupParameterID_ChannelPressure = 208;
kAUGroupParameterID_KeyPressure = 160;
kAUGroupParameterID_Expression = 11;
kAUGroupParameterID_DataEntry = 6;
kAUGroupParameterID_Volume_LSB = kAUGroupParameterID_Volume + 32;
kAUGroupParameterID_ModWheel_LSB = kAUGroupParameterID_ModWheel + 32;
kAUGroupParameterID_Pan_LSB = kAUGroupParameterID_Pan + 32;
kAUGroupParameterID_Foot_LSB = kAUGroupParameterID_Foot + 32;
kAUGroupParameterID_Expression_LSB = kAUGroupParameterID_Expression + 32;
kAUGroupParameterID_DataEntry_LSB = kAUGroupParameterID_DataEntry + 32;
kAUGroupParameterID_KeyPressure_FirstKey = 256;
kAUGroupParameterID_KeyPressure_LastKey = 383;
kSpatialMixerParam_Azimuth = 0;
kSpatialMixerParam_Elevation = 1;
kSpatialMixerParam_Distance = 2;
kSpatialMixerParam_Gain = 3;
kSpatialMixerParam_PlaybackRate = 4;
kSpatialMixerParam_Enable = 5;
kSpatialMixerParam_MinGain = 6;
kSpatialMixerParam_MaxGain = 7;
kSpatialMixerParam_ReverbBlend = 8;
kSpatialMixerParam_GlobalReverbGain = 9;
kSpatialMixerParam_OcclusionAttenuation = 10;
kSpatialMixerParam_ObstructionAttenuation = 11;
kReverbParam_FilterFrequency = 14;
kReverbParam_FilterBandwidth = 15;
kReverbParam_FilterGain = 16;
kReverbParam_FilterType = 17;
kReverbParam_FilterEnable = 18;
k3DMixerParam_Azimuth = 0;
k3DMixerParam_Elevation = 1;
k3DMixerParam_Distance = 2;
k3DMixerParam_Gain = 3;
k3DMixerParam_PlaybackRate = 4;
k3DMixerParam_Enable = 5;
k3DMixerParam_MinGain = 6;
k3DMixerParam_MaxGain = 7;
k3DMixerParam_ReverbBlend = 8;
k3DMixerParam_GlobalReverbGain = 9;
k3DMixerParam_OcclusionAttenuation = 10;
k3DMixerParam_ObstructionAttenuation = 11;
kMultiChannelMixerParam_Volume = 0;
kMultiChannelMixerParam_Enable = 1;
kMultiChannelMixerParam_Pan = 2;
kMultiChannelMixerParam_PreAveragePower = 1000;
kMultiChannelMixerParam_PrePeakHoldLevel = 2000;
kMultiChannelMixerParam_PostAveragePower = 3000;
kMultiChannelMixerParam_PostPeakHoldLevel = 4000;
kMatrixMixerParam_Volume = 0;
kMatrixMixerParam_Enable = 1;
kMatrixMixerParam_PreAveragePower = 1000;
kMatrixMixerParam_PrePeakHoldLevel = 2000;
kMatrixMixerParam_PostAveragePower = 3000;
kMatrixMixerParam_PostPeakHoldLevel = 4000;
kMatrixMixerParam_PreAveragePowerLinear = 5000;
kMatrixMixerParam_PrePeakHoldLevelLinear = 6000;
kMatrixMixerParam_PostAveragePowerLinear = 7000;
kMatrixMixerParam_PostPeakHoldLevelLinear = 8000;
kHALOutputParam_Volume = 14;
kTimePitchParam_Rate = 0;
kNewTimePitchParam_Rate = 0;
kNewTimePitchParam_Pitch = 1;
kNewTimePitchParam_Overlap = 4;
kNewTimePitchParam_EnablePeakLocking = 6;
kAUSamplerParam_Gain = 900;
kAUSamplerParam_CoarseTuning = 901;
kAUSamplerParam_FineTuning = 902;
kAUSamplerParam_Pan = 903;
kBandpassParam_CenterFrequency = 0;
kBandpassParam_Bandwidth = 1;
kHipassParam_CutoffFrequency = 0;
kHipassParam_Resonance = 1;
kLowPassParam_CutoffFrequency = 0;
kLowPassParam_Resonance = 1;
kHighShelfParam_CutOffFrequency = 0;
kHighShelfParam_Gain = 1;
kAULowShelfParam_CutoffFrequency = 0;
kAULowShelfParam_Gain = 1;
kParametricEQParam_CenterFreq = 0;
kParametricEQParam_Q = 1;
kParametricEQParam_Gain = 2;
kLimiterParam_AttackTime = 0;
kLimiterParam_DecayTime = 1;
kLimiterParam_PreGain = 2;
kDynamicsProcessorParam_Threshold = 0;
kDynamicsProcessorParam_HeadRoom = 1;
kDynamicsProcessorParam_ExpansionRatio = 2;
kDynamicsProcessorParam_ExpansionThreshold = 3;
kDynamicsProcessorParam_AttackTime = 4;
kDynamicsProcessorParam_ReleaseTime = 5;
kDynamicsProcessorParam_MasterGain = 6;
kDynamicsProcessorParam_CompressionAmount = 1000;
kDynamicsProcessorParam_InputAmplitude = 2000;
kDynamicsProcessorParam_OutputAmplitude = 3000;
kVarispeedParam_PlaybackRate = 0;
kVarispeedParam_PlaybackCents = 1;
kDistortionParam_Delay = 0;
kDistortionParam_Decay = 1;
kDistortionParam_DelayMix = 2;
kDistortionParam_Decimation = 3;
kDistortionParam_Rounding = 4;
kDistortionParam_DecimationMix = 5;
kDistortionParam_LinearTerm = 6;
kDistortionParam_SquaredTerm = 7;
kDistortionParam_CubicTerm = 8;
kDistortionParam_PolynomialMix = 9;
kDistortionParam_RingModFreq1 = 10;
kDistortionParam_RingModFreq2 = 11;
kDistortionParam_RingModBalance = 12;
kDistortionParam_RingModMix = 13;
kDistortionParam_SoftClipGain = 14;
kDistortionParam_FinalMix = 15;
kDelayParam_WetDryMix = 0;
kDelayParam_DelayTime = 1;
kDelayParam_Feedback = 2;
kDelayParam_LopassCutoff = 3;
kAUNBandEQParam_GlobalGain = 0;
kAUNBandEQParam_BypassBand = 1000;
kAUNBandEQParam_FilterType = 2000;
kAUNBandEQParam_Frequency = 3000;
kAUNBandEQParam_Gain = 4000;
kAUNBandEQParam_Bandwidth = 5000;
kAUNBandEQFilterType_Parametric = 0;
kAUNBandEQFilterType_2ndOrderButterworthLowPass = 1;
kAUNBandEQFilterType_2ndOrderButterworthHighPass = 2;
kAUNBandEQFilterType_ResonantLowPass = 3;
kAUNBandEQFilterType_ResonantHighPass = 4;
kAUNBandEQFilterType_BandPass = 5;
kAUNBandEQFilterType_BandStop = 6;
kAUNBandEQFilterType_LowShelf = 7;
kAUNBandEQFilterType_HighShelf = 8;
kAUNBandEQFilterType_ResonantLowShelf = 9;
kAUNBandEQFilterType_ResonantHighShelf = 10;
kNumAUNBandEQFilterTypes = 11;
kRoundTripAACParam_Format = 0;
kRoundTripAACParam_EncodingStrategy = 1;
kRoundTripAACParam_RateOrQuality = 2;
kRandomParam_BoundA = 0;
kRandomParam_BoundB = 1;
kRandomParam_Curve = 2;
kReverb2Param_DryWetMix = 0;
kReverb2Param_Gain = 1;
kReverb2Param_MinDelayTime = 2;
kReverb2Param_MaxDelayTime = 3;
kReverb2Param_DecayTimeAt0Hz = 4;
kReverb2Param_DecayTimeAtNyquist = 5;
kReverb2Param_RandomizeReflections = 6;
kMusicNoteEvent_UseGroupInstrument = 4294967295;
kMusicNoteEvent_Unused = 4294967295;
kMusicDeviceRange = 256;
kMusicDeviceMIDIEventSelect = 257;
kMusicDeviceSysExSelect = 258;
kMusicDevicePrepareInstrumentSelect = 259;
kMusicDeviceReleaseInstrumentSelect = 260;
kMusicDeviceStartNoteSelect = 261;
kMusicDeviceStopNoteSelect = 262;
type
// ===== Forward declarations =====
{$M+}
AUParameter = interface;
AUParameterNode = interface;
AUParameterGroup = interface;
AUParameterTree = interface;
AUAudioUnitBusArray = interface;
AUAudioUnitBus = interface;
AUAudioUnitPreset = interface;
AUAudioUnitFactory = interface;
AUAudioUnit = interface;
AUAudioUnitV2Bridge = interface;
// ===== Framework typedefs =====
{$M+}
AudioComponentFlags = UInt32;
AudioComponentInstantiationOptions = UInt32;
FourCharCode = UInt32;
OSType = FourCharCode;
AudioComponentDescription = record
componentType: OSType;
componentSubType: OSType;
componentManufacturer: OSType;
componentFlags: UInt32;
componentFlagsMask: UInt32;
end;
PAudioComponentDescription = ^AudioComponentDescription;
AudioComponent = Pointer;
AudioComponentInstance = Pointer;
OSStatus = Int32;
AudioComponentMethod = function(param1: Pointer): OSStatus; cdecl;
TAudioUnitOpen = function(param1: Pointer; param2: AudioComponentInstance)
: OSStatus; cdecl;
TAudioUnitClose = function(param1: Pointer): OSStatus; cdecl;
TAudioUnitLookup = function(param1: Int16): AudioComponentMethod; cdecl;
AudioComponentPlugInInterface = record
Open: TAudioUnitOpen;
Close: TAudioUnitClose;
Lookup: TAudioUnitLookup;
reserved: Pointer;
end;
PAudioComponentPlugInInterface = ^AudioComponentPlugInInterface;
AudioComponentFactoryFunction = function(param1: Pointer): Pointer; cdecl;
TAudioUnitInCompletionHandler = procedure(param1: AudioComponentInstance;
param2: OSStatus) of object;
Boolean = Byte;
CFStringRef = Pointer;
AudioComponentValidationResult = UInt32;
CFDictionaryRef = Pointer;
AudioUnit = AudioComponentInstance;
AudioUnitRenderActionFlags = UInt32;
AudioUnitPropertyID = UInt32;
AudioUnitScope = UInt32;
AudioUnitElement = UInt32;
AudioUnitParameterID = UInt32;
AudioUnitParameterValue = Single;
AUParameterEventType = UInt32;
AudioUnitParameterEvent = record
scope: AudioUnitScope;
element: AudioUnitElement;
parameter: AudioUnitParameterID;
eventType: AUParameterEventType;
case Integer of
0:
(startBufferOffset: Int32;
durationInFrames: UInt32;
startValue: AudioUnitParameterValue;
endValue: AudioUnitParameterValue;
);
1:
(bufferOffset: UInt32;
value: AudioUnitParameterValue;
);
end;
PAudioUnitParameterEvent = ^AudioUnitParameterEvent;
AudioUnitParameter = record
mAudioUnit: AudioUnit;
mParameterID: AudioUnitParameterID;
mScope: AudioUnitScope;
mElement: AudioUnitElement;
end;
PAudioUnitParameter = ^AudioUnitParameter;
AudioUnitProperty = record
mAudioUnit: AudioUnit;
mPropertyID: AudioUnitPropertyID;
mScope: AudioUnitScope;
mElement: AudioUnitElement;
end;
PAudioUnitProperty = ^AudioUnitProperty;
AURenderCallback = function(param1: Pointer; param2: UInt32; param3: Pointer;
param4: UInt32; param5: UInt32; param6: Pointer): OSStatus; cdecl;
AudioUnitPropertyListenerProc = procedure(param1: Pointer; param2: AudioUnit;
param3: AudioUnitPropertyID; param4: AudioUnitScope;
param5: AudioUnitElement); cdecl;
AUInputSamplesInOutputCallback = procedure(param1: Pointer; param2: Pointer;
param3: Double; param4: Double); cdecl;
CFTimeInterval = Double;
CFAbsoluteTime = CFTimeInterval;
AudioUnitInitializeProc = function(param1: Pointer): OSStatus; cdecl;
AudioUnitUninitializeProc = function(param1: Pointer): OSStatus; cdecl;
AudioUnitGetPropertyInfoProc = function(param1: Pointer;
param2: AudioUnitPropertyID; param3: AudioUnitScope;
param4: AudioUnitElement; param5: PLongWord; param6: PByte)
: OSStatus; cdecl;
AudioUnitGetPropertyProc = function(param1: Pointer;
param2: AudioUnitPropertyID; param3: AudioUnitScope;
param4: AudioUnitElement; param5: Pointer; param6: PLongWord)
: OSStatus; cdecl;
AudioUnitSetPropertyProc = function(param1: Pointer;
param2: AudioUnitPropertyID; param3: AudioUnitScope;
param4: AudioUnitElement; param5: Pointer; param6: UInt32): OSStatus; cdecl;
AudioUnitAddPropertyListenerProc = function(param1: Pointer;
param2: AudioUnitPropertyID; param3: AudioUnitPropertyListenerProc;
param4: Pointer): OSStatus; cdecl;
AudioUnitRemovePropertyListenerProc = function(param1: Pointer;
param2: AudioUnitPropertyID; param3: AudioUnitPropertyListenerProc)
: OSStatus; cdecl;
AudioUnitRemovePropertyListenerWithUserDataProc = function(param1: Pointer;
param2: AudioUnitPropertyID; param3: AudioUnitPropertyListenerProc;
param4: Pointer): OSStatus; cdecl;
AudioUnitAddRenderNotifyProc = function(param1: Pointer;
param2: AURenderCallback; param3: Pointer): OSStatus; cdecl;
AudioUnitRemoveRenderNotifyProc = function(param1: Pointer;
param2: AURenderCallback; param3: Pointer): OSStatus; cdecl;
AudioUnitScheduleParametersProc = function(param1: Pointer; param2: Pointer;
param3: UInt32): OSStatus; cdecl;
AudioUnitResetProc = function(param1: Pointer; param2: AudioUnitScope;
param3: AudioUnitElement): OSStatus; cdecl;
AudioUnitComplexRenderProc = function(param1: Pointer; param2: UInt32;
param3: Pointer; param4: UInt32; param5: UInt32; param6: PLongWord;
param7: Pointer; param8: Pointer; param9: Pointer; param10: PLongWord)
: OSStatus; cdecl;
AudioUnitProcessProc = function(param1: Pointer; param2: UInt32;
param3: Pointer; param4: UInt32; param5: Pointer): OSStatus; cdecl;
AudioUnitProcessMultipleProc = function(param1: Pointer; param2: UInt32;
param3: Pointer; param4: UInt32; param5: UInt32; param6: Pointer;
param7: UInt32; param8: Pointer): OSStatus; cdecl;
AudioUnitGetParameterProc = function(param1: Pointer;
param2: AudioUnitParameterID; param3: AudioUnitScope;
param4: AudioUnitElement; param5: PSingle): OSStatus; cdecl;
AudioUnitSetParameterProc = function(param1: Pointer;
param2: AudioUnitParameterID; param3: AudioUnitScope;
param4: AudioUnitElement; param5: AudioUnitParameterValue; param6: UInt32)
: OSStatus; cdecl;
AudioUnitRenderProc = function(param1: Pointer; param2: UInt32;
param3: Pointer; param4: UInt32; param5: UInt32; param6: Pointer)
: OSStatus; cdecl;
AudioUnitConnection = record
sourceAudioUnit: AudioUnit;
sourceOutputNumber: UInt32;
destInputNumber: UInt32;
end;
PAudioUnitConnection = ^AudioUnitConnection;
AUChannelInfo = record
inChannels: Int16;
outChannels: Int16;
end;
PAUChannelInfo = ^AUChannelInfo;
AudioUnitExternalBuffer = record
buffer: PByte;
size: UInt32;
end;
PAudioUnitExternalBuffer = ^AudioUnitExternalBuffer;
AURenderCallbackStruct = record
inputProc: AURenderCallback;
inputProcRefCon: Pointer;
end;
PAURenderCallbackStruct = ^AURenderCallbackStruct;
AUPreset = record
presetNumber: Int32;
presetName: CFStringRef;
end;
PAUPreset = ^AUPreset;
AudioUnitFrequencyResponseBin = record
mFrequency: Double;
mMagnitude: Double;
end;
PAudioUnitFrequencyResponseBin = ^AudioUnitFrequencyResponseBin;
HostCallback_GetBeatAndTempo = function(param1: Pointer; param2: PDouble;
param3: PDouble): OSStatus; cdecl;
HostCallback_GetMusicalTimeLocation = function(param1: Pointer;
param2: PLongWord; param3: PSingle; param4: PLongWord; param5: PDouble)
: OSStatus; cdecl;
HostCallback_GetTransportState = function(param1: Pointer; param2: PByte;
param3: PByte; param4: PDouble; param5: PByte; param6: PDouble;
param7: PDouble): OSStatus; cdecl;
HostCallback_GetTransportState2 = function(param1: Pointer; param2: PByte;
param3: PByte; param4: PByte; param5: PDouble; param6: PByte;
param7: PDouble; param8: PDouble): OSStatus; cdecl;
HostCallbackInfo = record
hostUserData: Pointer;
beatAndTempoProc: HostCallback_GetBeatAndTempo;
musicalTimeLocationProc: HostCallback_GetMusicalTimeLocation;
transportStateProc: HostCallback_GetTransportState;
transportStateProc2: HostCallback_GetTransportState2;
end;
PHostCallbackInfo = ^HostCallbackInfo;
AUDependentParameter = record
mScope: AudioUnitScope;
mParameterID: AudioUnitParameterID;
end;
PAUDependentParameter = ^AUDependentParameter;
AUInputSamplesInOutputCallbackStruct = record
inputToOutputCallback: AUInputSamplesInOutputCallback;
userData: Pointer;
end;
PAUInputSamplesInOutputCallbackStruct = ^AUInputSamplesInOutputCallbackStruct;
AudioUnitParameterHistoryInfo = record
updatesPerSecond: Single;
historyDurationInSeconds: Single;
end;
PAudioUnitParameterHistoryInfo = ^AudioUnitParameterHistoryInfo;
AudioUnitParameterUnit = UInt32;
AudioUnitParameterOptions = UInt32;
AudioUnitParameterInfo = record
name: array [0 .. 51] of Byte;
unitName: CFStringRef;
clumpID: UInt32;
cfNameString: CFStringRef;
&unit: AudioUnitParameterUnit;
minValue: AudioUnitParameterValue;
maxValue: AudioUnitParameterValue;
defaultValue: AudioUnitParameterValue;
flags: AudioUnitParameterOptions;
end;
PAudioUnitParameterInfo = ^AudioUnitParameterInfo;
AudioUnitParameterNameInfo = record
inID: AudioUnitParameterID;
inDesiredLength: Int32;
outName: CFStringRef;
end;
PAudioUnitParameterNameInfo = ^AudioUnitParameterNameInfo;
AudioUnitParameterIDName = AudioUnitParameterNameInfo;
AudioUnitParameterStringFromValue = record
inParamID: AudioUnitParameterID;
inValue: PSingle;
outString: CFStringRef;
end;
PAudioUnitParameterStringFromValue = ^AudioUnitParameterStringFromValue;
AudioUnitParameterValueFromString = record
inParamID: AudioUnitParameterID;
inString: CFStringRef;
outValue: AudioUnitParameterValue;
end;
PAudioUnitParameterValueFromString = ^AudioUnitParameterValueFromString;
AudioUnitRemoteControlEvent = UInt32;
AudioUnitRemoteControlEventListener = procedure
(param1: AudioUnitRemoteControlEvent) of object;
TAudioUnitMIDIEventProc = procedure(param1: Pointer; param2: UInt32;
param3: UInt32; param4: UInt32; param5: UInt32); cdecl;
TAudioUnitMIDISysExProc = procedure(param1: Pointer; param2: PByte;
param3: UInt32); cdecl;
AudioOutputUnitMIDICallbacks = record
userData: Pointer;
MIDIEventProc: TAudioUnitMIDIEventProc;
MIDISysExProc: TAudioUnitMIDISysExProc;
end;
PAudioOutputUnitMIDICallbacks = ^AudioOutputUnitMIDICallbacks;
SMPTETimeType = UInt32;
SMPTETimeFlags = UInt32;
SMPTETime = SMPTETime = record mSubframes: Int16;
mSubframeDivisor:
Int16;
mCounter:
UInt32;
mType:
SMPTETimeType;
mFlags:
SMPTETimeFlags;
mHours:
Int16;
mMinutes:
Int16;
mSeconds:
Int16;
mFrames:
Int16;
end;
PSMPTETime = ^SMPTETime;;
AudioTimeStampFlags = UInt32;
AudioTimeStamp = AudioTimeStamp = record mSampleTime: Double;
mHostTime:
UInt64;
mRateScalar:
Double;
mWordClockTime:
UInt64;
mSMPTETime:
SMPTETime;
mFlags:
AudioTimeStampFlags;
mReserved:
UInt32;
end;
PAudioTimeStamp = ^AudioTimeStamp;;
AudioOutputUnitStartAtTimeParams = record mTimestamp: AudioTimeStamp;
mFlags:
UInt32;
end;
PAudioOutputUnitStartAtTimeParams = ^AudioOutputUnitStartAtTimeParams;
AudioUnitMeterClipping = record peakValueSinceLastCall: Single;
sawInfinity:
Boolean;
sawNotANumber:
Boolean;
end;
PAudioUnitMeterClipping = ^AudioUnitMeterClipping;
AUSpatializationAlgorithm = UInt32;
AUReverbRoomType = UInt32;
AUSpatialMixerAttenuationCurve = UInt32;
MixerDistanceParams = record mReferenceDistance: Single;
mMaxDistance:
Single;
mMaxAttenuation:
Single;
end;
PMixerDistanceParams = ^MixerDistanceParams;
AUSpatialMixerRenderingFlags = UInt32;
AU3DMixerRenderingFlags = UInt32;
AU3DMixerAttenuationCurve = UInt32;
AUScheduledAudioSliceFlags = UInt32;
ScheduledAudioSliceCompletionProc =
procedure(param1: Pointer; param2: Pointer);
cdecl;
ScheduledAudioSlice = record mTimestamp: AudioTimeStamp;
mCompletionProc:
ScheduledAudioSliceCompletionProc;
mCompletionProcUserData:
Pointer;
mFlags:
AUScheduledAudioSliceFlags;
mReserved:
UInt32;
mReserved2:
Pointer;
mNumberFrames:
UInt32;
mBufferList:
Pointer;
end;
PScheduledAudioSlice = ^ScheduledAudioSlice;
ScheduledAudioFileRegionCompletionProc =
procedure(param1: Pointer; param2: Pointer; param3: OSStatus);
cdecl;
ScheduledAudioFileRegion = record mTimestamp: AudioTimeStamp;
mCompletionProc:
ScheduledAudioFileRegionCompletionProc;
mCompletionProcUserData:
Pointer;
mAudioFile:
Pointer;
mLoopCount:
UInt32;
mStartFrame:
Int64;
mFramesToPlay:
UInt32;
end;
PScheduledAudioFileRegion = ^ScheduledAudioFileRegion;
CFURLRef = Pointer;
AUSamplerInstrumentData = record fileURL: CFURLRef;
instrumentType:
Byte;
bankMSB:
Byte;
bankLSB:
Byte;
presetID:
Byte;
end;
PAUSamplerInstrumentData = ^AUSamplerInstrumentData;
AUSamplerBankPresetData = record bankURL: CFURLRef;
bankMSB:
Byte;
bankLSB:
Byte;
presetID:
Byte;
reserved:
Byte;
end;
PAUSamplerBankPresetData = ^AUSamplerBankPresetData;