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/*++
Copyright (c) Microsoft Corporation All Rights Reserved
Module Name:
hw.h
Abstract:
Declaration of Simple Audio Sample HW class.
Simple Audio Sample HW has an array for storing mixer and volume settings
for the topology.
--*/
#ifndef _SIMPLEAUDIOSAMPLE_HW_H_
#define _SIMPLEAUDIOSAMPLE_HW_H_
//=============================================================================
// Defines
//=============================================================================
// BUGBUG we should dynamically allocate this...
#define MAX_TOPOLOGY_NODES 20
//=============================================================================
// Classes
//=============================================================================
///////////////////////////////////////////////////////////////////////////////
// CSimpleAudioSampleHW
// This class represents virtual Simple Audio Sample HW. An array representing volume
// registers and mute registers.
class CSimpleAudioSampleHW
{
public:
protected:
BOOL m_MuteControls[MAX_TOPOLOGY_NODES];
LONG m_VolumeControls[MAX_TOPOLOGY_NODES];
LONG m_PeakMeterControls[MAX_TOPOLOGY_NODES];
ULONG m_ulMux; // Mux selection
BOOL m_bDevSpecific;
INT m_iDevSpecific;
UINT m_uiDevSpecific;
private:
public:
CSimpleAudioSampleHW();
void MixerReset();
BOOL bGetDevSpecific();
void bSetDevSpecific
(
_In_ BOOL bDevSpecific
);
INT iGetDevSpecific();
void iSetDevSpecific
(
_In_ INT iDevSpecific
);
UINT uiGetDevSpecific();
void uiSetDevSpecific
(
_In_ UINT uiDevSpecific
);
BOOL GetMixerMute
(
_In_ ULONG ulNode,
_In_ ULONG ulChannel
);
void SetMixerMute
(
_In_ ULONG ulNode,
_In_ ULONG ulChannel,
_In_ BOOL fMute
);
ULONG GetMixerMux();
void SetMixerMux
(
_In_ ULONG ulNode
);
LONG GetMixerVolume
(
_In_ ULONG ulNode,
_In_ ULONG ulChannel
);
void SetMixerVolume
(
_In_ ULONG ulNode,
_In_ ULONG ulChannel,
_In_ LONG lVolume
);
LONG GetMixerPeakMeter
(
_In_ ULONG ulNode,
_In_ ULONG ulChannel
);
protected:
private:
};
typedef CSimpleAudioSampleHW *PCSimpleAudioSampleHW;
#endif // _SIMPLEAUDIOSAMPLE_HW_H_
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