_kit_w32_audioCOM.h (scrapped)

//used internally by kit_w32_audio to wrap c++ com interfaces for use in c
//(i'm making the api intentionally verbose here)
//interfaces implemented:
//IMMDeviceEnumerator
//IMMDeviceCollection
//IMMDevice
//IAudioClient
//IAudioRenderClient
//IPropertyStore
#ifndef _KIT_W32_AUDIOCOM_H
#define _KIT_W32_AUDIOCOM_H



#ifndef COM_NO_WINDOWS_H
# define COM_NO_WINDOWS_H
#  include <windef.h>
#  include <winnt.h>
//#  include <initguid.h>
#  include <audioclient.h>
#  include <mmdeviceapi.h>
# undef COM_NO_WINDOWS_H
#else
#  include <windef.h>
#  include <winnt.h>
//#  include <initguid.h>
#  include <audioclient.h>
#  include <mmdeviceapi.h>
#endif

#ifdef __cplusplus
extern "C" {
#endif



//IMMDeviceEnumerator

extern HRESULT _kit_audioCOM_IMMDeviceEnumerator_EnumAudioEndpoints(IMMDeviceEnumerator* enumerator,
  EDataFlow dataFlow_i, DWORD stateMask_i, IMMDeviceCollection** devices_o);


extern HRESULT _kit_audioCOM_IMMDeviceEnumerator_GetDefaultAudioEndpoint(IMMDeviceEnumerator* enumerator,
  EDataFlow dataFlow_i, ERole role_i, IMMDevice** endpoint_o);


extern HRESULT _kit_audioCOM_IMMDeviceEnumerator_GetDevice(IMMDeviceEnumerator* enumerator,
  LPCWSTR strID_i, IMMDevice** device_o);


extern HRESULT _kit_audioCOM_IMMDeviceEnumerator_RegisterEndpointNotificationCallback(IMMDeviceEnumerator* enumerator,
  IMMNotificationClient* client_i);


extern HRESULT _kit_audioCOM_IMMDeviceEnumerator_UnregisterEndpointNotificationCallback(IMMDeviceEnumerator* enumerator,
  IMMNotificationClient* client_i);


extern HRESULT _kit_audioCOM_IMMDeviceEnumerator_QueryInterface(IMMDeviceEnumerator* enumerator,
  IMMDeviceEnumerator** enumerator_o);


extern ULONG _kit_audioCOM_IMMDeviceEnumerator_AddRef(IMMDeviceEnumerator* enumerator);


extern ULONG _kit_audioCOM_IMMDeviceEnumerator_Release(IMMDeviceEnumerator* enumerator);



//IMMDeviceCollection

extern HRESULT _kit_audioCOM_IMMDeviceCollection_GetCount(IMMDeviceCollection* deviceCollection,
  UINT* devices_o);


extern HRESULT _kit_audioCOM_IMMDeviceCollection_Item(IMMDeviceCollection* deviceCollection,
  UINT deviceNum_i, IMMDevice** device_o);


extern HRESULT _kit_audioCOM_IMMDeviceCollection_QueryInterface(IMMDeviceCollection* deviceCollection,
  IMMDeviceCollection** deviceCollection_o);


extern ULONG _kit_audioCOM_IMMDeviceCollection_AddRef(IMMDeviceCollection* deviceCollection);


extern ULONG _kit_audioCOM_IMMDeviceCollection_Release(IMMDeviceCollection* deviceCollection);



//IMMDevice

extern HRESULT _kit_audioCOM_IMMDevice_Activate(IMMDevice* device,
  REFIID iid_i, DWORD clsCtx_i, PROPVARIANT* activationParams_i, void** interface_o);


extern HRESULT _kit_audioCOM_IMMDevice_GetId(IMMDevice* device,
  LPWSTR* strID_o);


extern HRESULT _kit_audioCOM_IMMDevice_GetState(IMMDevice* device,
  DWORD* state_o);


extern HRESULT _kit_audioCOM_IMMDevice_OpenPropertyStore(IMMDevice* device,
  DWORD access_i, IPropertyStore** properties_o);


extern HRESULT _kit_audioCOM_IMMDevice_QueryInterface(IMMDevice* device,
  IMMDevice** device_o);


extern ULONG _kit_audioCOM_IMMDevice_AddRef(IMMDevice* device);


extern ULONG _kit_audioCOM_IMMDevice_Release(IMMDevice* device);



//IAudioClient

extern HRESULT _kit_audioCOM_IAudioClient_GetBufferSize(IAudioClient* audioClient,
  UINT32* numBufferFrames_o);


extern HRESULT _kit_audioCOM_IAudioClient_GetCurrentPadding(IAudioClient* audioClient,
  UINT32* numPaddingFrames_o);


extern HRESULT _kit_audioCOM_IAudioClient_GetDevicePeriod(IAudioClient* audioClient,
  REFERENCE_TIME* defaultDevicePeriod_o, REFERENCE_TIME* minimumDevicePeriod_o);


extern HRESULT _kit_audioCOM_IAudioClient_GetMixFormat(IAudioClient* audioClient,
  WAVEFORMATEX** deviceFormat_o);


extern HRESULT _kit_audioCOM_IAudioClient_GetService(IAudioClient* audioClient,
  REFIID riid_i, void** ppv_o);


extern HRESULT _kit_audioCOM_IAudioClient_GetStreamLatency(IAudioClient* audioClient,
  REFERENCE_TIME* latency_o);


extern HRESULT _kit_audioCOM_IAudioClient_Initialize(IAudioClient* audioClient,
  AUDCLNT_SHAREMODE shareMode_i, DWORD streamFlags_i, REFERENCE_TIME bufferDuration_i,
  REFERENCE_TIME periodicity_i, const WAVEFORMATEX* format_i, LPCGUID audioSessionGUID_i);


extern HRESULT _kit_audioCOM_IAudioClient_IsFormatSupported(IAudioClient* audioClient,
  AUDCLNT_SHAREMODE shareMode_i, const WAVEFORMATEX* format_i, WAVEFORMATEX** closestMatch_o);


extern HRESULT _kit_audioCOM_IAudioClient_Reset(IAudioClient* audioClient);


extern HRESULT _kit_audioCOM_IAudioClient_SetEventHandle(IAudioClient* audioClient,
  HANDLE eventHandle_i);


extern HRESULT _kit_audioCOM_IAudioClient_Start(IAudioClient* audioClient);


extern HRESULT _kit_audioCOM_IAudioClient_Stop(IAudioClient* audioClient);


extern HRESULT _kit_audioCOM_IAudioClient_QueryInterface(IAudioClient* audioClient,
  IAudioClient** audioClient_o);


extern ULONG _kit_audioCOM_IAudioClient_AddRef(IAudioClient* audioClient);


extern ULONG _kit_audioCOM_IAudioClient_Release(IAudioClient* audioClient);



//IAudioRenderClient

extern HRESULT _kit_audioCOM_IAudioRenderClient_GetBuffer(IAudioRenderClient* audioRenderClient,
  UINT32 numFramesRequested_i, BYTE** data);


extern HRESULT _kit_audioCOM_IAudioRenderClient_ReleaseBuffer(IAudioRenderClient* audioRenderClient,
  UINT32 numFramesWritten_i, DWORD flags_i);


extern HRESULT _kit_audioCOM_IAudioRenderClient_QueryInterface(IAudioRenderClient* audioRenderClient,
  IAudioRenderClient** audioRenderClient_o);


extern ULONG _kit_audioCOM_IAudioRenderClient_AddRef(IAudioRenderClient* audioRenderClient);


extern ULONG _kit_audioCOM_IAudioRenderClient_Release(IAudioRenderClient* audioRenderClient);



//IPropertyStore

extern HRESULT _kit_audioCOM_IPropertyStore_Commit(IPropertyStore* properties);


extern HRESULT _kit_audioCOM_IPropertyStore_GetAt(IPropertyStore* properties,
  DWORD propertyKeyIndex_i, PROPERTYKEY* propertyKey_o);


extern HRESULT _kit_audioCOM_IPropertyStore_GetCount(IPropertyStore* properties,
  DWORD* numProperties_o);


extern HRESULT _kit_audioCOM_IPropertyStore_GetValue(IPropertyStore* properties,
  REFPROPERTYKEY key_i, PROPVARIANT* propertyVariant_o);


extern HRESULT _kit_audioCOM_IPropertyStore_SetValue(IPropertyStore* properties,
  REFPROPERTYKEY key_i, REFPROPVARIANT propertyVariant_i);


extern HRESULT _kit_audioCOM_IPropertyStore_QueryInterface(IPropertyStore* properties,
  IPropertyStore** properties_o);


extern ULONG _kit_audioCOM_IPropertyStore_AddRef(IPropertyStore* properties);


extern ULONG _kit_audioCOM_IPropertyStore_Release(IPropertyStore* properties);



#ifdef __cplusplus
}
#endif



#endif //_KIT_W32_AUDIOCOM_H