#ifndef AUDIOUNITPROPERTIES_H
#define AUDIOUNITPROPERTIES_H

enum {
        kAudioOutputUnitProperty_CurrentDevice                  = 2000,
        kAudioOutputUnitProperty_ChannelMap                             = 2002,
        kAudioOutputUnitProperty_EnableIO                               = 2003,
        kAudioOutputUnitProperty_StartTime                              = 2004,
        kAudioOutputUnitProperty_SetInputCallback               = 2005,
        kAudioOutputUnitProperty_HasIO                                  = 2006,
        kAudioOutputUnitProperty_StartTimestampsAtZero  = 2007
};

enum {
        kAudioUnitScope_Global          = 0,
        kAudioUnitScope_Input           = 1,
        kAudioUnitScope_Output          = 2,
        kAudioUnitScope_Group           = 3,
        kAudioUnitScope_Part            = 4,
        kAudioUnitScope_Note            = 5,
        kAudioUnitScope_Layer           = 6,
        kAudioUnitScope_LayerItem       = 7
};

enum
{
        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_ContextName                          = 25,
        kAudioUnitProperty_RenderQuality                                = 26,
        kAudioUnitProperty_InPlaceProcessing                    = 29,
        kAudioUnitProperty_ElementName                                  = 30,
        kAudioUnitProperty_SupportedChannelLayoutTags   = 32,
        kAudioUnitProperty_PresentPreset                                = 36,
        kAudioUnitProperty_ShouldAllocateBuffer                 = 51,
        kAudioUnitProperty_ParameterHistoryInfo                 = 53
};

struct AURenderCallbackStruct
{
	AURenderCallback inputProc;
	void *inputProcRefCon;
};
typedef struct AURenderCallbackStruct AURenderCallbackStruct;

struct AudioUnitConnection
{
	AudioUnit sourceAudioUnit;
	UInt32 sourceOutputNumber;
	UInt32 destInputNumber;
};
typedef struct AudioUnitConnection AudioUnitConnection;

#endif