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// ------------------------------------------------------------------------------
//
// Copyright (C) Microsoft. All rights reserved.
//
// File Name:
//
// HalfApp.h
//
// Abstract:
//
// CHalfApp declarations
//
// -------------------------------------------------------------------------------
#pragma once
#define BUF_LEN_IN_MS 1000 // 1 second
class CHalfApp
{
public:
// Basic pin infos
wil::com_ptr_nothrow<IMMDevice> m_pDevice;
wil::unique_cotaskmem_string m_pwstrDeviceId;
wil::unique_cotaskmem_string m_pwstrDeviceFriendlyName;
STACKWISE_DATAFLOW m_DataFlow;
EndpointConnectorType m_ConnectorType;
UINT m_uConnectorId;
GUID m_Mode;
ULONG m_cModes;
GUID* m_pModes; // All processing modes
// Formats
wil::unique_cotaskmem_ptr<WAVEFORMATEX> m_pPreferredFormat;
UINT32 m_u32DefaultPeriodicityInFrames;
UINT32 m_u32FundamentalPeriodicityInFrames;
UINT32 m_u32MinPeriodicityInFrames;
UINT32 m_u32MaxPeriodicityInFrames;
PFORMAT_RECORD m_pFormatRecords;
ULONG m_cFormatRecords;
wil::unique_cotaskmem_ptr<WAVEFORMATEX> m_pCurrentFormat;
UINT32 m_u32CurrentDefaultPeriodicityInFrames;
UINT32 m_u32CurrentFundamentalPeriodicityInFrames;
UINT32 m_u32CurrentMinPeriodicityInFrames;
UINT32 m_u32CurrentMaxPeriodicityInFrames;
// Audio endpoint interfaces
wil::com_ptr_nothrow<IAudioDeviceEndpoint> m_pAudioDeviceEndpoint;
wil::com_ptr_nothrow<IAudioEndpoint> m_pAudioEndpoint;
wil::com_ptr_nothrow<IAudioEndpointControl> m_pAudioEndpointControl;
wil::com_ptr_nothrow<IAudioEndpointRT> m_pAudioEndpointRT;
// Data buffer
wil::unique_hlocal_ptr<BYTE> m_pbSineToneDataBuffer;
DWORD m_dwSineToneDataBufferSize;
DWORD m_dwSineToneDataBufferPosition;
// Stream
HNSTIME m_hnsPeriod = 0;
FLOAT32 m_f32EndpointFrameRate = 0.F;
HNSTIME m_hnsEndpointLatency = 0;
bool m_bIsEventCapable = false;
bool m_bStreamInitialized = false;
volatile bool m_bStreamThreadTerminate = false;
bool m_bYieldActive = false;
bool m_bIsBackupTimerRequired = true;
wil::unique_handle m_hStreamThread;
LPTHREAD_START_ROUTINE m_pStreamRoutine = nullptr;
wil::unique_event_nothrow m_hProcessThreadStartedEvent;
wil::unique_event_nothrow m_hTerminate;
wil::unique_event_nothrow m_hEndpointBufferCompleteEvent;
wil::unique_handle m_hTimer;
wil::critical_section m_CritSec;
typedef enum
{
ET_DO_NOTHING = 0x00,
ET_TERMINATE = 0x01,
ET_OBJECT_BUFFER_COMPLETE = 0x02,
ET_CLIENT_RELEASE_BUFFER = 0x04,
ET_TIMER = 0x08,
ET_PAUSE_PUMP = 0x10,
ET_RESUME_PUMP = 0x20,
} TEventType;
CHalfApp(
_In_ IMMDevice* pDevice,
_In_ LPWSTR pwstrAudioEndpointId,
_In_ LPWSTR pwstrAudioEndpointFriendlyName,
_In_ STACKWISE_DATAFLOW dataFlow,
_In_ EndpointConnectorType eConnectorType,
_In_ UINT uConnectorId,
_In_ GUID mode,
_In_ ULONG cModes,
_In_ GUID* pModes,
_In_ ULONG cFormatRecords,
_In_ PFORMAT_RECORD pFormatRecords,
_In_ PWAVEFORMATEX pPreferredFormat,
_In_ UINT32 u32DefaultPeriodicityInFrames,
_In_ UINT32 u32FundamentalPeriodicityInFrames,
_In_ UINT32 u32MinPeriodicityInFrames,
_In_ UINT32 u32MaxPeriodicityInFrames
)
: m_DataFlow(dataFlow)
, m_ConnectorType(eConnectorType)
, m_uConnectorId(uConnectorId)
, m_cModes(cModes)
, m_cFormatRecords(cFormatRecords)
, m_u32DefaultPeriodicityInFrames(u32DefaultPeriodicityInFrames)
, m_u32FundamentalPeriodicityInFrames(u32FundamentalPeriodicityInFrames)
, m_u32MinPeriodicityInFrames(u32MinPeriodicityInFrames)
, m_u32MaxPeriodicityInFrames(u32MaxPeriodicityInFrames)
, m_u32CurrentDefaultPeriodicityInFrames(u32DefaultPeriodicityInFrames)
, m_u32CurrentFundamentalPeriodicityInFrames(u32FundamentalPeriodicityInFrames)
, m_u32CurrentMinPeriodicityInFrames(u32MinPeriodicityInFrames)
, m_u32CurrentMaxPeriodicityInFrames(u32MaxPeriodicityInFrames)
{
m_pDevice = pDevice;
m_pAudioDeviceEndpoint = nullptr;
m_pAudioEndpointControl = nullptr;
m_pwstrDeviceId = wil::make_cotaskmem_string_nothrow(pwstrAudioEndpointId, wcslen(pwstrAudioEndpointId));
m_pwstrDeviceFriendlyName = wil::make_cotaskmem_string_nothrow(pwstrAudioEndpointFriendlyName, wcslen(pwstrAudioEndpointFriendlyName));
m_Mode = mode;
m_pModes = new GUID[cModes];
memcpy(m_pModes, pModes, sizeof(GUID)*cModes);
m_pFormatRecords = new FORMAT_RECORD[cFormatRecords];
memcpy(m_pFormatRecords, pFormatRecords, sizeof(FORMAT_RECORD)*cFormatRecords);
CloneWaveFormat(pPreferredFormat, wil::out_param(m_pPreferredFormat));
CloneWaveFormat(pPreferredFormat, wil::out_param(m_pCurrentFormat)); // Use preferred format as current format
}
~CHalfApp(void)
{
if (m_pModes)
delete[] m_pModes;
if (m_pFormatRecords)
delete[] m_pFormatRecords;
}
// Audio endpoint interfaces
HRESULT InitializeEndpoint();
HRESULT ReleaseEndpoint();
HRESULT StartEndpoint();
HRESULT StopEndpoint();
HRESULT ResetEndpoint();
// Sine tone data buffer
HRESULT CreateSineToneDataBuffer(WAVEFORMATEX* pWfx);
HRESULT ReleaseSineToneDataBuffer();
// Stream
HRESULT InitializeAndSetBuffer(HNSTIME hnsPeriod, UINT32 u32LatencyCoefficient);
HRESULT InitializeStream(HNSTIME requestedPeriodicity, UINT32 u32LatencyCoefficient);
HRESULT CleanupStream();
HRESULT StartStream();
HRESULT StopStream();
static DWORD CALLBACK RenderStreamRoutine(PVOID lpParameter);
static DWORD CALLBACK CaptureStreamRoutine(PVOID lpParameter);
void SignalAndWaitForThread();
HRESULT SetTimer(HANDLE timer, HNSTIME timeDuration, bool fireImmediatley);
void CancelTimer(HANDLE timer);
HRESULT GetPosition(UINT64* pu64Position, UINT64* pu64hnsQPCPosition);
// Multiple pin instances
HRESULT GetCurrentAvailiablePinInstanceCount(UINT32* pAvailablePinInstanceCount);
HRESULT GetSecondHalfApp(AUDIO_SIGNALPROCESSINGMODE secondMode, CHalfApp** ppSecondHalfApp);
// Only for loopback testcases
HRESULT GetHostHalfApp(CHalfApp** ppHostHalfApp);
};
// {571BF784-A9D6-420A-BCA0-C579A8710236}
DEFINE_GUID(IID_IHalfAppContainer,
0x571bf784, 0xa9d6, 0x420a, 0xbc, 0xa0, 0xc5, 0x79, 0xa8, 071, 0x02, 0x36);
DECLARE_INTERFACE_IID_(
IHalfAppContainer,
IUnknown,
"571BF784-A9D6-420A-BCA0-C579A8710236")
{
STDMETHOD(GetHalfApp)(THIS_ CHalfApp ** ppHalfApp) PURE;
};
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