blob: 3201e86e31af05e2408f98bf8837c4067fa6b737 [file] [log] [blame]
/*
* Copyright (c) 2015 Mark Harmstone
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
import "unknwn.idl";
import "mmdeviceapi.idl";
import "audiosessiontypes.h";
cpp_quote("#include <pshpack1.h>")
[
uuid(fac23f48-31f5-45a8-b49b-5225d61401aa)
]
coclass XAudio20 {
interface IUnknown;
}
[
uuid(e21a7345-eb21-468e-be50-804db97cf708)
]
coclass XAudio21 {
interface IUnknown;
}
[
uuid(b802058a-464a-42db-bc10-b650d6f2586a)
]
coclass XAudio22 {
interface IUnknown;
}
[
uuid(4c5e637a-16c7-4de3-9c46-5ed22181962d)
]
coclass XAudio23 {
interface IUnknown;
}
[
uuid(03219e78-5bc3-44d1-b92e-f63d89cc6526)
]
coclass XAudio24 {
interface IUnknown;
}
[
uuid(4c9b6dde-6809-46e6-a278-9b6a97588670)
]
coclass XAudio25 {
interface IUnknown;
}
[
uuid(3eda9b49-2085-498b-9bb2-39a6778493de)
]
coclass XAudio26 {
interface IUnknown;
}
[
uuid(5a508685-a254-4fba-9b82-9a24b00306af)
]
coclass XAudio27 {
interface IUnknown;
}
[
uuid(db05ea35-0329-4d4b-a53a-6dead03d3852)
]
coclass XAudio2Debug {
interface IUnknown;
}
cpp_quote("#if 0")
typedef struct WAVEFORMATEX
{
WORD wFormatTag;
WORD nChannels;
DWORD nSamplesPerSec;
DWORD nAvgBytesPerSec;
WORD nBlockAlign;
WORD wBitsPerSample;
WORD cbSize;
} WAVEFORMATEX;
typedef struct {
WAVEFORMATEX Format;
union {
WORD wValidBitsPerSample;
WORD wSamplesPerBlock;
WORD wReserved;
} Samples;
DWORD dwChannelMask;
GUID SubFormat;
} WAVEFORMATEXTENSIBLE, *PWAVEFORMATEXTENSIBLE;
cpp_quote("#else")
cpp_quote("#include <mmreg.h>")
cpp_quote("#endif")
interface IXAudio2Voice;
typedef enum XAUDIO2_WINDOWS_PROCESSOR_SPECIFIER
{
Processor1 = 0x00000001,
Processor2 = 0x00000002,
Processor3 = 0x00000004,
Processor4 = 0x00000008,
Processor5 = 0x00000010,
Processor6 = 0x00000020,
Processor7 = 0x00000040,
Processor8 = 0x00000080,
Processor9 = 0x00000100,
Processor10 = 0x00000200,
Processor11 = 0x00000400,
Processor12 = 0x00000800,
Processor13 = 0x00001000,
Processor14 = 0x00002000,
Processor15 = 0x00004000,
Processor16 = 0x00008000,
Processor17 = 0x00010000,
Processor18 = 0x00020000,
Processor19 = 0x00040000,
Processor20 = 0x00080000,
Processor21 = 0x00100000,
Processor22 = 0x00200000,
Processor23 = 0x00400000,
Processor24 = 0x00800000,
Processor25 = 0x01000000,
Processor26 = 0x02000000,
Processor27 = 0x04000000,
Processor28 = 0x08000000,
Processor29 = 0x10000000,
Processor30 = 0x20000000,
Processor31 = 0x40000000,
Processor32 = 0x80000000,
XAUDIO2_ANY_PROCESSOR = 0xffffffff,
XAUDIO2_DEFAULT_PROCESSOR = XAUDIO2_ANY_PROCESSOR
} XAUDIO2_WINDOWS_PROCESSOR_SPECIFIER, XAUDIO2_PROCESSOR;
typedef struct XAUDIO2_PERFORMANCE_DATA
{
UINT64 AudioCyclesSinceLastQuery;
UINT64 TotalCyclesSinceLastQuery;
UINT32 MinimumCyclesPerQuantum;
UINT32 MaximumCyclesPerQuantum;
UINT32 MemoryUsageInBytes;
UINT32 CurrentLatencyInSamples;
UINT32 GlitchesSinceEngineStarted;
UINT32 ActiveSourceVoiceCount;
UINT32 TotalSourceVoiceCount;
UINT32 ActiveSubmixVoiceCount;
UINT32 ActiveResamplerCount;
UINT32 ActiveMatrixMixCount;
UINT32 ActiveXmaSourceVoices;
UINT32 ActiveXmaStreams;
} XAUDIO2_PERFORMANCE_DATA;
typedef struct XAUDIO22_PERFORMANCE_DATA
{
UINT64 AudioCyclesSinceLastQuery;
UINT64 TotalCyclesSinceLastQuery;
UINT32 MinimumCyclesPerQuantum;
UINT32 MaximumCyclesPerQuantum;
UINT32 MemoryUsageInBytes;
UINT32 CurrentLatencyInSamples;
UINT32 GlitchesSinceEngineStarted;
UINT32 ActiveSourceVoiceCount;
UINT32 TotalSourceVoiceCount;
UINT32 ActiveSubmixVoiceCount;
UINT32 TotalSubmixVoiceCount;
UINT32 ActiveXmaSourceVoices;
UINT32 ActiveXmaStreams;
} XAUDIO22_PERFORMANCE_DATA;
typedef struct XAUDIO20_PERFORMANCE_DATA
{
UINT64 AudioCyclesSinceLastQuery;
UINT64 TotalCyclesSinceLastQuery;
UINT32 MinimumCyclesPerQuantum;
UINT32 MaximumCyclesPerQuantum;
UINT32 MemoryUsageInBytes;
UINT32 CurrentLatencyInSamples;
UINT32 GlitchesSinceLastQuery;
UINT32 ActiveSourceVoiceCount;
UINT32 TotalSourceVoiceCount;
UINT32 ActiveSubmixVoiceCount;
UINT32 TotalSubmixVoiceCount;
UINT32 ActiveXmaSourceVoices;
UINT32 ActiveXmaStreams;
} XAUDIO20_PERFORMANCE_DATA;
typedef enum XAUDIO2_DEVICE_ROLE
{
NotDefaultDevice = 0x0,
DefaultConsoleDevice = 0x1,
DefaultMultimediaDevice = 0x2,
DefaultCommunicationsDevice = 0x4,
DefaultGameDevice = 0x8,
GlobalDefaultDevice = 0xf,
InvalidDeviceRole = ~GlobalDefaultDevice
} XAUDIO2_DEVICE_ROLE;
typedef struct XAUDIO2_DEVICE_DETAILS
{
WCHAR DeviceID[256];
WCHAR DisplayName[256];
XAUDIO2_DEVICE_ROLE Role;
WAVEFORMATEXTENSIBLE OutputFormat;
} XAUDIO2_DEVICE_DETAILS;
typedef struct XAUDIO27_VOICE_DETAILS
{
UINT32 CreationFlags;
UINT32 InputChannels;
UINT32 InputSampleRate;
} XAUDIO27_VOICE_DETAILS;
typedef struct XAUDIO2_VOICE_DETAILS
{
UINT32 CreationFlags;
UINT32 ActiveFlags;
UINT32 InputChannels;
UINT32 InputSampleRate;
} XAUDIO2_VOICE_DETAILS;
typedef struct XAUDIO2_SEND_DESCRIPTOR
{
UINT32 Flags;
IXAudio2Voice* pOutputVoice;
} XAUDIO2_SEND_DESCRIPTOR;
/* XAudio2 2.3's XAUDIO2_VOICE_SENDS struct */
typedef struct XAUDIO23_VOICE_SENDS
{
UINT32 OutputCount;
IXAudio2Voice **pOutputVoices;
} XAUDIO23_VOICE_SENDS;
typedef struct XAUDIO2_VOICE_SENDS
{
UINT32 SendCount;
XAUDIO2_SEND_DESCRIPTOR* pSends;
} XAUDIO2_VOICE_SENDS;
typedef struct XAUDIO2_EFFECT_DESCRIPTOR
{
IUnknown* pEffect;
BOOL InitialState;
UINT32 OutputChannels;
} XAUDIO2_EFFECT_DESCRIPTOR;
typedef struct XAUDIO2_EFFECT_CHAIN
{
UINT32 EffectCount;
XAUDIO2_EFFECT_DESCRIPTOR* pEffectDescriptors;
} XAUDIO2_EFFECT_CHAIN;
const UINT32 XAUDIO2_MAX_BUFFER_BYTES = 0x80000000;
const UINT32 XAUDIO2_MAX_QUEUED_BUFFERS = 64;
const UINT32 XAUDIO2_MAX_BUFFERS_SYSTEM = 2;
const UINT32 XAUDIO2_MAX_AUDIO_CHANNELS = 64;
const UINT32 XAUDIO2_MIN_SAMPLE_RATE = 1000;
const UINT32 XAUDIO2_MAX_SAMPLE_RATE = 200000;
const float XAUDIO2_MAX_VOLUME_LEVEL = 16777216.0;
const float XAUDIO2_MIN_FREQ_RATIO = (1/1024.0);
const float XAUDIO2_MAX_FREQ_RATIO = 1024.0;
const float XAUDIO2_DEFAULT_FREQ_RATIO = 2.0;
const float XAUDIO2_MAX_FILTER_ONEOVERQ = 1.5;
const float XAUDIO2_MAX_FILTER_FREQUENCY = 1.0;
const UINT32 XAUDIO2_MAX_LOOP_COUNT = 254;
const UINT32 XAUDIO20_MAX_LOOP_COUNT = 0x100000; /* xaudio 2.0 */
const UINT32 XAUDIO2_COMMIT_NOW = 0;
const UINT32 XAUDIO2_COMMIT_ALL = 0;
const UINT32 XAUDIO2_INVALID_OPSET = 0xffffffff;
const UINT32 XAUDIO2_NO_LOOP_REGION = 0;
const UINT32 XAUDIO2_LOOP_INFINITE = 255;
const UINT32 XAUDIO20_LOOP_INFINITE = ((UINT)-1); /* xaudio 2.0 */
const UINT32 XAUDIO2_DEFAULT_CHANNELS = 0;
const UINT32 XAUDIO2_DEFAULT_SAMPLERATE = 0;
[
object,
local
]
interface IXAudio2EngineCallback
{
void OnProcessingPassStart();
void OnProcessingPassEnd();
void OnCriticalError([in] HRESULT Error);
}
typedef enum XAUDIO2_FILTER_TYPE
{
LowPassFilter,
BandPassFilter,
HighPassFilter,
NotchFilter
} XAUDIO2_FILTER_TYPE;
typedef struct XAUDIO2_FILTER_PARAMETERS
{
XAUDIO2_FILTER_TYPE Type;
float Frequency;
float OneOverQ;
} XAUDIO2_FILTER_PARAMETERS;
/* XAudio 2.0's IXAudio2Voice */
/* XAudio2 2.0's IXAudio2Voice interface. Actually called
* IXAudio2Voice in the Mar 2008 DX SDK */
[
object,
local
]
interface IXAudio20Voice
{
void GetVoiceDetails([out] XAUDIO27_VOICE_DETAILS* pVoiceDetails);
HRESULT SetOutputVoices([in] const XAUDIO23_VOICE_SENDS* pSendList);
HRESULT SetEffectChain([in] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT EnableEffect(
[in] UINT32 EffectIndex,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT DisableEffect(
[in] UINT32 EffectIndex,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetEffectState(
[in] UINT32 EffectIndex,
[out] BOOL* pEnabled);
HRESULT SetEffectParameters(
[in] UINT32 EffectIndex,
[in] const void* pParameters,
[in] UINT32 ParametersByteSize,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT GetEffectParameters(
[in] UINT32 EffectIndex,
[out] void* pParameters,
[in] UINT32 ParametersByteSize);
HRESULT SetFilterParameters(
[in] const XAUDIO2_FILTER_PARAMETERS* pParameters,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetFilterParameters([out] XAUDIO2_FILTER_PARAMETERS* pParameters);
HRESULT SetVolume(
[in] float Volume,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetVolume([out] float* pVolume);
HRESULT SetChannelVolumes(
[in] UINT32 Channels,
[in, size_is(Channels)] const float* pVolumes,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetChannelVolumes(
[in] UINT32 Channels,
[out, size_is(Channels)] float* pVolumes);
HRESULT SetOutputMatrix(
[in] IXAudio2Voice* pDestinationVoice,
[in] UINT32 SourceChannels,
[in] UINT32 DestinationChannels,
[in, size_is(SourceChannels * DestinationChannels)] const float* pLevelMatrix,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT GetOutputMatrix(
[in] IXAudio2Voice* pDestinationVoice,
[in] UINT32 SourceChannels,
[in] UINT32 DestinationChannels,
[out, size_is(SourceChannels * DestinationChannels)] float* pLevelMatrix);
void DestroyVoice();
}
/* XAudio 2.3's IXAudio2Voice */
/* XAudio2 2.3's IXAudio2Voice interface. Actually called
* IXAudio2Voice in the Nov 2008 DX SDK */
[
object,
local
]
interface IXAudio23Voice
{
void GetVoiceDetails([out] XAUDIO27_VOICE_DETAILS* pVoiceDetails);
HRESULT SetOutputVoices([in] const XAUDIO23_VOICE_SENDS* pSendList);
HRESULT SetEffectChain([in] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT EnableEffect(
[in] UINT32 EffectIndex,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT DisableEffect(
[in] UINT32 EffectIndex,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetEffectState(
[in] UINT32 EffectIndex,
[out] BOOL* pEnabled);
HRESULT SetEffectParameters(
[in] UINT32 EffectIndex,
[in] const void* pParameters,
[in] UINT32 ParametersByteSize,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT GetEffectParameters(
[in] UINT32 EffectIndex,
[out] void* pParameters,
[in] UINT32 ParametersByteSize);
HRESULT SetFilterParameters(
[in] const XAUDIO2_FILTER_PARAMETERS* pParameters,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetFilterParameters([out] XAUDIO2_FILTER_PARAMETERS* pParameters);
HRESULT SetVolume(
[in] float Volume,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetVolume([out] float* pVolume);
HRESULT SetChannelVolumes(
[in] UINT32 Channels,
[in, size_is(Channels)] const float* pVolumes,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetChannelVolumes(
[in] UINT32 Channels,
[out, size_is(Channels)] float* pVolumes);
HRESULT SetOutputMatrix(
[in] IXAudio2Voice* pDestinationVoice,
[in] UINT32 SourceChannels,
[in] UINT32 DestinationChannels,
[in, size_is(SourceChannels * DestinationChannels)] const float* pLevelMatrix,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetOutputMatrix(
[in] IXAudio2Voice* pDestinationVoice,
[in] UINT32 SourceChannels,
[in] UINT32 DestinationChannels,
[out, size_is(SourceChannels * DestinationChannels)] float* pLevelMatrix);
void DestroyVoice();
}
/* XAudio 2.7's IXAudio2Voice */
/* XAudio2 2.7's IXAudio2Voice interface. Actually called
* IXAudio2Voice in the Jun 2010 DX SDK */
[
object,
local
]
interface IXAudio27Voice
{
void GetVoiceDetails([out] XAUDIO27_VOICE_DETAILS* pVoiceDetails);
HRESULT SetOutputVoices([in] const XAUDIO2_VOICE_SENDS* pSendList);
HRESULT SetEffectChain([in] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT EnableEffect(
[in] UINT32 EffectIndex,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT DisableEffect(
[in] UINT32 EffectIndex,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetEffectState(
[in] UINT32 EffectIndex,
[out] BOOL* pEnabled);
HRESULT SetEffectParameters(
[in] UINT32 EffectIndex,
[in] const void* pParameters,
[in] UINT32 ParametersByteSize,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT GetEffectParameters(
[in] UINT32 EffectIndex,
[out] void* pParameters,
[in] UINT32 ParametersByteSize);
HRESULT SetFilterParameters(
[in] const XAUDIO2_FILTER_PARAMETERS* pParameters,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetFilterParameters([out] XAUDIO2_FILTER_PARAMETERS* pParameters);
HRESULT SetOutputFilterParameters(
[in] IXAudio2Voice* pDestinationVoice,
[in] const XAUDIO2_FILTER_PARAMETERS* pParameters,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetOutputFilterParameters(
[in] IXAudio2Voice* pDestinationVoice,
[out] XAUDIO2_FILTER_PARAMETERS* pParameters);
HRESULT SetVolume(
[in] float Volume,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetVolume([out] float* pVolume);
HRESULT SetChannelVolumes(
[in] UINT32 Channels,
[in, size_is(Channels)] const float* pVolumes,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetChannelVolumes(
[in] UINT32 Channels,
[out, size_is(Channels)] float* pVolumes);
HRESULT SetOutputMatrix(
[in] IXAudio2Voice* pDestinationVoice,
[in] UINT32 SourceChannels,
[in] UINT32 DestinationChannels,
[in, size_is(SourceChannels * DestinationChannels)] const float* pLevelMatrix,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetOutputMatrix(
[in] IXAudio2Voice* pDestinationVoice,
[in] UINT32 SourceChannels,
[in] UINT32 DestinationChannels,
[out, size_is(SourceChannels * DestinationChannels)] float* pLevelMatrix);
void DestroyVoice();
}
[
object,
local
]
interface IXAudio2Voice
{
void GetVoiceDetails([out] XAUDIO2_VOICE_DETAILS* pVoiceDetails);
HRESULT SetOutputVoices([in] const XAUDIO2_VOICE_SENDS* pSendList);
HRESULT SetEffectChain([in] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT EnableEffect(
[in] UINT32 EffectIndex,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT DisableEffect(
[in] UINT32 EffectIndex,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetEffectState(
[in] UINT32 EffectIndex,
[out] BOOL* pEnabled);
HRESULT SetEffectParameters(
[in] UINT32 EffectIndex,
[in] const void* pParameters,
[in] UINT32 ParametersByteSize,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT GetEffectParameters(
[in] UINT32 EffectIndex,
[out] void* pParameters,
[in] UINT32 ParametersByteSize);
HRESULT SetFilterParameters(
[in] const XAUDIO2_FILTER_PARAMETERS* pParameters,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetFilterParameters([out] XAUDIO2_FILTER_PARAMETERS* pParameters);
HRESULT SetOutputFilterParameters(
[in] IXAudio2Voice* pDestinationVoice,
[in] const XAUDIO2_FILTER_PARAMETERS* pParameters,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetOutputFilterParameters(
[in] IXAudio2Voice* pDestinationVoice,
[out] XAUDIO2_FILTER_PARAMETERS* pParameters);
HRESULT SetVolume(
[in] float Volume,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetVolume([out] float* pVolume);
HRESULT SetChannelVolumes(
[in] UINT32 Channels,
[in, size_is(Channels)] const float* pVolumes,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetChannelVolumes(
[in] UINT32 Channels,
[out, size_is(Channels)] float* pVolumes);
HRESULT SetOutputMatrix(
[in] IXAudio2Voice* pDestinationVoice,
[in] UINT32 SourceChannels,
[in] UINT32 DestinationChannels,
[in, size_is(SourceChannels * DestinationChannels)] const float* pLevelMatrix,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetOutputMatrix(
[in] IXAudio2Voice* pDestinationVoice,
[in] UINT32 SourceChannels,
[in] UINT32 DestinationChannels,
[out, size_is(SourceChannels * DestinationChannels)] float* pLevelMatrix);
void DestroyVoice();
}
typedef struct XAUDIO2_BUFFER
{
UINT32 Flags;
UINT32 AudioBytes;
const BYTE* pAudioData;
UINT32 PlayBegin;
UINT32 PlayLength;
UINT32 LoopBegin;
UINT32 LoopLength;
UINT32 LoopCount;
void* pContext;
} XAUDIO2_BUFFER;
typedef struct XAUDIO2_BUFFER_WMA
{
const UINT32* pDecodedPacketCumulativeBytes;
UINT32 PacketCount;
} XAUDIO2_BUFFER_WMA;
typedef struct XAUDIO2_VOICE_STATE
{
void* pCurrentBufferContext;
UINT32 BuffersQueued;
UINT64 SamplesPlayed;
} XAUDIO2_VOICE_STATE;
[
local
]
/* XAudio2 2.0's IXAudio2SourceVoice interface. Actually called
* IXAudio2SourceVoice in the Mar 2008 DX SDK */
interface IXAudio20SourceVoice : IXAudio20Voice
{
HRESULT Start(
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT Stop(
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT SubmitSourceBuffer(
[in] const XAUDIO2_BUFFER* pBuffer,
[in, defaultvalue(NULL)] const XAUDIO2_BUFFER_WMA* pBufferWMA);
HRESULT FlushSourceBuffers();
HRESULT Discontinuity();
HRESULT ExitLoop([in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetState([out] XAUDIO2_VOICE_STATE* pVoiceState);
HRESULT SetFrequencyRatio(
[in] float Ratio,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetFrequencyRatio([out] float* pRatio);
}
[
local
]
/* XAudio2 2.3's IXAudio2SourceVoice interface. Actually called
* IXAudio2SourceVoice in the Nov 2008 DX SDK */
interface IXAudio23SourceVoice : IXAudio23Voice
{
HRESULT Start(
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT Stop(
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT SubmitSourceBuffer(
[in] const XAUDIO2_BUFFER* pBuffer,
[in, defaultvalue(NULL)] const XAUDIO2_BUFFER_WMA* pBufferWMA);
HRESULT FlushSourceBuffers();
HRESULT Discontinuity();
HRESULT ExitLoop([in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetState([out] XAUDIO2_VOICE_STATE* pVoiceState);
HRESULT SetFrequencyRatio(
[in] float Ratio,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetFrequencyRatio([out] float* pRatio);
}
[
local
]
/* XAudio2 2.7's IXAudio2SourceVoice interface. Actually called
* IXAudio2SourceVoice in the Jun 2010 DX SDK */
interface IXAudio27SourceVoice : IXAudio27Voice
{
HRESULT Start(
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT Stop(
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT SubmitSourceBuffer(
[in] const XAUDIO2_BUFFER* pBuffer,
[in, defaultvalue(NULL)] const XAUDIO2_BUFFER_WMA* pBufferWMA);
HRESULT FlushSourceBuffers();
HRESULT Discontinuity();
HRESULT ExitLoop([in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetState([out] XAUDIO2_VOICE_STATE* pVoiceState);
HRESULT SetFrequencyRatio(
[in] float Ratio,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetFrequencyRatio([out] float* pRatio);
HRESULT SetSourceSampleRate([in] UINT32 NewSourceSampleRate);
}
[
local
]
/* XAudio2 2.8's IXAudio2SourceVoice interface. */
interface IXAudio2SourceVoice : IXAudio2Voice
{
HRESULT Start(
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT Stop(
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
HRESULT SubmitSourceBuffer(
[in] const XAUDIO2_BUFFER* pBuffer,
[in, defaultvalue(NULL)] const XAUDIO2_BUFFER_WMA* pBufferWMA);
HRESULT FlushSourceBuffers();
HRESULT Discontinuity();
HRESULT ExitLoop([in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetState([out] XAUDIO2_VOICE_STATE* pVoiceState, [in, defaultvalue(0)] UINT32 Flags);
HRESULT SetFrequencyRatio(
[in] float Ratio,
[in, defaultvalue(XAUDIO2_COMMIT_NOW)] UINT32 OperationSet);
void GetFrequencyRatio([out] float* pRatio);
HRESULT SetSourceSampleRate([in] UINT32 NewSourceSampleRate);
}
[
local
]
/* XAudio2 2.0's IXAudio2SubmixVoice interface. Actually called
* IXAudio2SubmixVoice in the Mar 2008 DX SDK */
interface IXAudio20SubmixVoice : IXAudio20Voice
{
}
[
local
]
/* XAudio2 2.3's IXAudio2SubmixVoice interface. Actually called
* IXAudio2SubmixVoice in the Nov 2008 DX SDK */
interface IXAudio23SubmixVoice : IXAudio23Voice
{
}
[
local
]
/* XAudio2 2.7's IXAudio2SubmixVoice interface. Actually called
* IXAudio2SubmixVoice in the Jun 2010 DX SDK */
interface IXAudio27SubmixVoice : IXAudio27Voice
{
}
[
local
]
interface IXAudio2SubmixVoice : IXAudio2Voice
{
}
[
local
]
/* XAudio2 2.0's IXAudio2MasteringVoice interface. Actually called
* IXAudio2MasteringVoice in the Mar 2008 DX SDK */
interface IXAudio20MasteringVoice : IXAudio20Voice
{
}
[
local
]
/* XAudio2 2.3's IXAudio2MasteringVoice interface. Actually called
* IXAudio2MasteringVoice in the Nov 2008 DX SDK */
interface IXAudio23MasteringVoice : IXAudio23Voice
{
}
[
local
]
/* XAudio2 2.7's IXAudio2MasteringVoice interface. Actually called
* IXAudio2MasteringVoice in the Jun 2010 DX SDK */
interface IXAudio27MasteringVoice : IXAudio27Voice
{
}
[
local
]
interface IXAudio2MasteringVoice : IXAudio2Voice
{
/* not present in XAudio2 2.7 */
void GetChannelMask([out] DWORD *pChannelMask);
}
[
object,
local
]
interface IXAudio20VoiceCallback
{
void OnVoiceProcessingPassStart();
void OnVoiceProcessingPassEnd();
void OnStreamEnd();
void OnBufferStart([in] void* pBufferContext);
void OnBufferEnd([in] void* pBufferContext);
void OnLoopEnd([in] void* pBufferContext);
void OnVoiceError(
[in] void* pBuffercontext,
[in] HRESULT Error);
}
[
object,
local
]
interface IXAudio2VoiceCallback
{
void OnVoiceProcessingPassStart([in] UINT32 BytesRequired);
void OnVoiceProcessingPassEnd();
void OnStreamEnd();
void OnBufferStart([in] void* pBufferContext);
void OnBufferEnd([in] void* pBufferContext);
void OnLoopEnd([in] void* pBufferContext);
void OnVoiceError(
[in] void* pBuffercontext,
[in] HRESULT Error);
}
typedef struct XAUDIO2_DEBUG_CONFIGURATION
{
UINT32 TraceMask;
UINT32 BreakMask;
BOOL LogThreadID;
BOOL LogFileline;
BOOL LogFunctionName;
BOOL LogTiming;
} XAUDIO2_DEBUG_CONFIGURATION;
[
object,
uuid(8bcf1f58-9fe7-4583-8ac6-e2adc465c8bb), /* all versions before 28 share IID_IXAudio */
]
/* XAudio2 2.0's IXAudio2 interface. Actually called IXAudio2 in the Mar 2008
* DX SDK */
interface IXAudio20 : IUnknown
{
HRESULT GetDeviceCount([out] UINT32* pCount);
HRESULT GetDeviceDetails(
[in] UINT32 Index,
[out] XAUDIO2_DEVICE_DETAILS* pDeviceDetails);
HRESULT Initialize(
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_DEFAULT_PROCESSOR)] XAUDIO2_PROCESSOR XAudio2Processor);
HRESULT RegisterForCallbacks([in] IXAudio2EngineCallback* pCallback);
void UnregisterForCallbacks([in] IXAudio2EngineCallback* pCallback);
HRESULT CreateSourceVoice(
[out] IXAudio2SourceVoice** ppSourceVoice,
[in] const WAVEFORMATEX* pSourceFormat,
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_DEFAULT_FREQ_RATIO)] float MaxFrequencyRatio,
[in, defaultvalue(NULL)] IXAudio2VoiceCallback* pCallback,
[in, defaultvalue(NULL)] const XAUDIO23_VOICE_SENDS* pSendList,
[in, defaultvalue(NULL)] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT CreateSubmixVoice(
[out] IXAudio2SubmixVoice** ppSubmixVoice,
[in] UINT32 InputChannels,
[in] UINT32 InputSampleRate,
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(0)] UINT32 ProcessingStage,
[in, defaultvalue(NULL)] const XAUDIO23_VOICE_SENDS* pSendList,
[in, defaultvalue(NULL)] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT CreateMasteringVoice(
[out] IXAudio2MasteringVoice** ppMasteringVoice,
[in, defaultvalue(XAUDIO2_DEFAULT_CHANNELS)] UINT32 InputChannels,
[in, defaultvalue(XAUDIO2_DEFAULT_SAMPLERATE)] UINT32 InputSampleRate,
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(0)] UINT32 DeviceIndex,
[in, defaultvalue(NULL)] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT StartEngine();
void StopEngine();
HRESULT CommitChanges([in] UINT32 OperationSet);
void GetPerformanceData([out] XAUDIO20_PERFORMANCE_DATA* pPerfData);
[local] void SetDebugConfiguration(
[in] const XAUDIO2_DEBUG_CONFIGURATION* pDebugConfiguration,
[in, defaultvalue(NULL)] void* pReserved);
}
[
object,
uuid(8bcf1f58-9fe7-4583-8ac6-e2adc465c8bb), /* all versions before 28 share IID_IXAudio */
]
/* XAudio2 2.2's IXAudio2 interface. Actually called IXAudio2 in the Jun 2010
* DX SDK */
interface IXAudio22 : IUnknown
{
HRESULT GetDeviceCount([out] UINT32* pCount);
HRESULT GetDeviceDetails(
[in] UINT32 Index,
[out] XAUDIO2_DEVICE_DETAILS* pDeviceDetails);
HRESULT Initialize(
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_DEFAULT_PROCESSOR)] XAUDIO2_PROCESSOR XAudio2Processor);
HRESULT RegisterForCallbacks([in] IXAudio2EngineCallback* pCallback);
void UnregisterForCallbacks([in] IXAudio2EngineCallback* pCallback);
HRESULT CreateSourceVoice(
[out] IXAudio2SourceVoice** ppSourceVoice,
[in] const WAVEFORMATEX* pSourceFormat,
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_DEFAULT_FREQ_RATIO)] float MaxFrequencyRatio,
[in, defaultvalue(NULL)] IXAudio2VoiceCallback* pCallback,
[in, defaultvalue(NULL)] const XAUDIO23_VOICE_SENDS* pSendList,
[in, defaultvalue(NULL)] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT CreateSubmixVoice(
[out] IXAudio2SubmixVoice** ppSubmixVoice,
[in] UINT32 InputChannels,
[in] UINT32 InputSampleRate,
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(0)] UINT32 ProcessingStage,
[in, defaultvalue(NULL)] const XAUDIO23_VOICE_SENDS* pSendList,
[in, defaultvalue(NULL)] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT CreateMasteringVoice(
[out] IXAudio2MasteringVoice** ppMasteringVoice,
[in, defaultvalue(XAUDIO2_DEFAULT_CHANNELS)] UINT32 InputChannels,
[in, defaultvalue(XAUDIO2_DEFAULT_SAMPLERATE)] UINT32 InputSampleRate,
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(0)] UINT32 DeviceIndex,
[in, defaultvalue(NULL)] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT StartEngine();
void StopEngine();
HRESULT CommitChanges([in] UINT32 OperationSet);
void GetPerformanceData([out] XAUDIO22_PERFORMANCE_DATA* pPerfData);
[local] void SetDebugConfiguration(
[in] const XAUDIO2_DEBUG_CONFIGURATION* pDebugConfiguration,
[in, defaultvalue(NULL)] void* pReserved);
}
[
object,
uuid(8bcf1f58-9fe7-4583-8ac6-e2adc465c8bb), /* all versions before 28 share IID_IXAudio */
]
/* XAudio2 2.3's IXAudio2 interface. Actually called IXAudio2 in the Nov 2008
* DX SDK */
interface IXAudio23 : IUnknown
{
HRESULT GetDeviceCount([out] UINT32* pCount);
HRESULT GetDeviceDetails(
[in] UINT32 Index,
[out] XAUDIO2_DEVICE_DETAILS* pDeviceDetails);
HRESULT Initialize(
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_DEFAULT_PROCESSOR)] XAUDIO2_PROCESSOR XAudio2Processor);
HRESULT RegisterForCallbacks([in] IXAudio2EngineCallback* pCallback);
void UnregisterForCallbacks([in] IXAudio2EngineCallback* pCallback);
HRESULT CreateSourceVoice(
[out] IXAudio2SourceVoice** ppSourceVoice,
[in] const WAVEFORMATEX* pSourceFormat,
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_DEFAULT_FREQ_RATIO)] float MaxFrequencyRatio,
[in, defaultvalue(NULL)] IXAudio2VoiceCallback* pCallback,
[in, defaultvalue(NULL)] const XAUDIO23_VOICE_SENDS* pSendList,
[in, defaultvalue(NULL)] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT CreateSubmixVoice(
[out] IXAudio2SubmixVoice** ppSubmixVoice,
[in] UINT32 InputChannels,
[in] UINT32 InputSampleRate,
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(0)] UINT32 ProcessingStage,
[in, defaultvalue(NULL)] const XAUDIO23_VOICE_SENDS* pSendList,
[in, defaultvalue(NULL)] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT CreateMasteringVoice(
[out] IXAudio2MasteringVoice** ppMasteringVoice,
[in, defaultvalue(XAUDIO2_DEFAULT_CHANNELS)] UINT32 InputChannels,
[in, defaultvalue(XAUDIO2_DEFAULT_SAMPLERATE)] UINT32 InputSampleRate,
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(0)] UINT32 DeviceIndex,
[in, defaultvalue(NULL)] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT StartEngine();
void StopEngine();
HRESULT CommitChanges([in] UINT32 OperationSet);
void GetPerformanceData([out] XAUDIO2_PERFORMANCE_DATA* pPerfData);
[local] void SetDebugConfiguration(
[in] const XAUDIO2_DEBUG_CONFIGURATION* pDebugConfiguration,
[in, defaultvalue(NULL)] void* pReserved);
}
[
object,
uuid(8bcf1f58-9fe7-4583-8ac6-e2adc465c8bb),
]
/* XAudio2 2.7's IXAudio2 interface. Actually called IXAudio2 in the Jun 2010
* DX SDK */
interface IXAudio27 : IUnknown
{
HRESULT GetDeviceCount([out] UINT32* pCount);
HRESULT GetDeviceDetails(
[in] UINT32 Index,
[out] XAUDIO2_DEVICE_DETAILS* pDeviceDetails);
HRESULT Initialize(
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_DEFAULT_PROCESSOR)] XAUDIO2_PROCESSOR XAudio2Processor);
HRESULT RegisterForCallbacks([in] IXAudio2EngineCallback* pCallback);
void UnregisterForCallbacks([in] IXAudio2EngineCallback* pCallback);
HRESULT CreateSourceVoice(
[out] IXAudio2SourceVoice** ppSourceVoice,
[in] const WAVEFORMATEX* pSourceFormat,
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_DEFAULT_FREQ_RATIO)] float MaxFrequencyRatio,
[in, defaultvalue(NULL)] IXAudio2VoiceCallback* pCallback,
[in, defaultvalue(NULL)] const XAUDIO2_VOICE_SENDS* pSendList,
[in, defaultvalue(NULL)] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT CreateSubmixVoice(
[out] IXAudio2SubmixVoice** ppSubmixVoice,
[in] UINT32 InputChannels,
[in] UINT32 InputSampleRate,
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(0)] UINT32 ProcessingStage,
[in, defaultvalue(NULL)] const XAUDIO2_VOICE_SENDS* pSendList,
[in, defaultvalue(NULL)] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT CreateMasteringVoice(
[out] IXAudio2MasteringVoice** ppMasteringVoice,
[in, defaultvalue(XAUDIO2_DEFAULT_CHANNELS)] UINT32 InputChannels,
[in, defaultvalue(XAUDIO2_DEFAULT_SAMPLERATE)] UINT32 InputSampleRate,
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(0)] UINT32 DeviceIndex,
[in, defaultvalue(NULL)] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT StartEngine();
void StopEngine();
HRESULT CommitChanges([in] UINT32 OperationSet);
void GetPerformanceData([out] XAUDIO2_PERFORMANCE_DATA* pPerfData);
[local] void SetDebugConfiguration(
[in] const XAUDIO2_DEBUG_CONFIGURATION* pDebugConfiguration,
[in, defaultvalue(NULL)] void* pReserved);
}
/* XAudio2 2.8's IXAudio2 is identical to 2.9's */
cpp_quote("DEFINE_GUID(IID_IXAudio28, 0x60d8dac8, 0x5aa1, 0x4e8e, 0xb5, 0x97, 0x2f, 0x5e, 0x28, 0x83, 0xd4, 0x84);")
[
object,
uuid(2b02e3cf-2e0b-4ec3-be45-1b2a3fe7210d)
]
/* XAudio2 2.9's IXAudio2 interface. */
interface IXAudio2 : IUnknown
{
HRESULT RegisterForCallbacks([in] IXAudio2EngineCallback* pCallback);
void UnregisterForCallbacks([in] IXAudio2EngineCallback* pCallback);
HRESULT CreateSourceVoice(
[out] IXAudio2SourceVoice** ppSourceVoice,
[in] const WAVEFORMATEX* pSourceFormat,
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(XAUDIO2_DEFAULT_FREQ_RATIO)] float MaxFrequencyRatio,
[in, defaultvalue(NULL)] IXAudio2VoiceCallback* pCallback,
[in, defaultvalue(NULL)] const XAUDIO2_VOICE_SENDS* pSendList,
[in, defaultvalue(NULL)] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT CreateSubmixVoice(
[out] IXAudio2SubmixVoice** ppSubmixVoice,
[in] UINT32 InputChannels,
[in] UINT32 InputSampleRate,
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(0)] UINT32 ProcessingStage,
[in, defaultvalue(NULL)] const XAUDIO2_VOICE_SENDS* pSendList,
[in, defaultvalue(NULL)] const XAUDIO2_EFFECT_CHAIN* pEffectChain);
HRESULT CreateMasteringVoice(
[out] IXAudio2MasteringVoice** ppMasteringVoice,
[in, defaultvalue(XAUDIO2_DEFAULT_CHANNELS)] UINT32 InputChannels,
[in, defaultvalue(XAUDIO2_DEFAULT_SAMPLERATE)] UINT32 InputSampleRate,
[in, defaultvalue(0)] UINT32 Flags,
[in, defaultvalue(NULL)] LPCWSTR DeviceId,
[in, defaultvalue(NULL)] const XAUDIO2_EFFECT_CHAIN* pEffectChain,
[in, defaultvalue(AudioCategory_GameEffects)] AUDIO_STREAM_CATEGORY StreamCategory);
HRESULT StartEngine();
void StopEngine();
HRESULT CommitChanges([in] UINT32 OperationSet);
void GetPerformanceData([out] XAUDIO2_PERFORMANCE_DATA* pPerfData);
[local] void SetDebugConfiguration(
[in] const XAUDIO2_DEBUG_CONFIGURATION* pDebugConfiguration,
[in, defaultvalue(NULL)] void* pReserved);
}
const UINT32 XAUDIO2_DEBUG_ENGINE = 1;
const UINT32 XAUDIO2_VOICE_NOPITCH = 2;
const UINT32 XAUDIO2_VOICE_NOSRC = 4;
const UINT32 XAUDIO2_VOICE_USEFILTER = 8;
const UINT32 XAUDIO2_VOICE_MUSIC = 16;
const UINT32 XAUDIO2_PLAY_TAILS = 32;
const UINT32 XAUDIO2_END_OF_STREAM = 64;
const UINT32 XAUDIO2_SEND_USEFILTER = 128;
const UINT32 XAUDIO2_VOICE_NOSAMPLESPLAYED = 256;
const XAUDIO2_FILTER_TYPE XAUDIO2_DEFAULT_FILTER_TYPE = LowPassFilter;
const float XAUDIO2_DEFAULT_FILTER_FREQUENCY = XAUDIO2_MAX_FILTER_FREQUENCY;
const float XAUDIO2_DEFAULT_FILTER_ONEOVERQ = 1.0;
const UINT32 XAUDIO2_QUANTUM_NUMERATOR = 1;
const UINT32 XAUDIO2_QUANTUM_DENOMINATOR = 100;
const float XAUDIO2_QUANTUM_MS = (1000.0 * XAUDIO2_QUANTUM_NUMERATOR / XAUDIO2_QUANTUM_DENOMINATOR);
/* use cpp_quote to retain the HRESULT type in header file */
cpp_quote("#define XAUDIO2_E_INVALID_CALL ((HRESULT)0x88960001)")
cpp_quote("#define XAUDIO2_E_XMA_DECODER_ERROR ((HRESULT)0x88960002)")
cpp_quote("#define XAUDIO2_E_XAPO_CREATION_FAILED ((HRESULT)0x88960003)")
cpp_quote("#define XAUDIO2_E_DEVICE_INVALIDATED ((HRESULT)0x88960004)")
/* xaudio 2.0 error codes */
cpp_quote("#define XAUDIO20_E_XMA_DECODER_ERROR ((HRESULT)0x88960001)")
cpp_quote("#define XAUDIO20_E_XAPO_CREATION_FAILED ((HRESULT)0x88960002)")
cpp_quote("#define XAUDIO20_E_DEVICE_INVALIDATED ((HRESULT)0x88960003)")
cpp_quote("#ifdef XAUDIO2_HELPER_FUNCTIONS")
cpp_quote("#define _USE_MATH_DEFINES")
cpp_quote("#include <math.h>")
cpp_quote("inline static float XAudio2DecibelsToAmplitudeRatio(float decibels) { return powf(10.0f, decibels/20.0f); }")
cpp_quote("inline static float XAudio2AmplitudeRatioToDecibels(float volume) { if (volume == 0) { return -3.402823466e+38f; } return 20.0f * log10f(volume); }")
cpp_quote("inline static float XAudio2SemitonesToFrequencyRatio(float semitones) { return powf(2.0f, semitones/12.0f); }")
cpp_quote("inline static float XAudio2FrequencyRatioToSemitones(float freqratio) { return 39.86313713864835f * log10f(freqratio); }")
cpp_quote("inline static float XAudio2CutoffFrequencyToRadians(float cutofffreq, UINT32 samplerate) { if ((UINT32)(cutofffreq * 6.0f) >= samplerate) { return XAUDIO2_MAX_FILTER_FREQUENCY; } return 2.0f * sinf((float)M_PI * cutofffreq / samplerate); }")
cpp_quote("inline static float XAudio2RadiansToCutoffFrequency(float radians, float samplerate) { return samplerate * asinf(radians/2.0f) / (float)M_PI; }")
cpp_quote("#endif")
cpp_quote("HRESULT WINAPI XAudio2Create(IXAudio2** pxaudio2, UINT32 flags, XAUDIO2_PROCESSOR processor);")
cpp_quote("#include <poppack.h>")