57 lines
2 KiB
C
57 lines
2 KiB
C
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/*==========================================================================
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*
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* Copyright (C) 1999 Microsoft Corporation. All Rights Reserved.
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*
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* File: arecd.h
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* Content: Definition of the CAudioRecordDevice class
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*
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* History:
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* Date By Reason
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* ==== == ======
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* 07/16/99 rodtoll Created
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* 08/04/99 rodtoll Updated to take dsound ranges for volume
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* 11/12/99 rodtoll Modified abstraction for new waveIN support.
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* Now abstracted types look almost like dsoundcap objects
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* 12/01/99 rodtoll Bug #121815 - Recording/Playback may contain static.
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* Added abstract call to adjust conversion quality
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* 12/08/99 rodtoll Bug #121054 - DirectX 7.1 support.
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* Added hwndOwner param for capture focus support
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*
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***************************************************************************/
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#ifndef __AUDIORECORDDEVICE_H
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#define __AUDIORECORDDEVICE_H
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class CAudioRecordDevice;
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// CAudioRecordDevice
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//
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// This class provides an abstract interface for the recording devices in
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// the system. The various subsystems provide implementations of this class
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// specific to the subsystem. Applications use the interface described by this
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// class to work with recording devices.
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//
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// WARNING:
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// In many cases you must initialize the playback before you can initialize
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// the recording. Therefore you must create and initialize your
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// CAudioPlaybackDevice BEFORE you create your CAudioRecordDevice object.
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//
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class CAudioRecordDevice
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{
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public:
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CAudioRecordDevice( ) {} ;
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virtual ~CAudioRecordDevice() {} ;
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public: // Initialization
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virtual HRESULT Initialize( const GUID &refguidDevice ) = 0;
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virtual HRESULT CreateBuffer( LPDSCBUFFERDESC lpdscBufferDesc, HWND hwndOwner, DWORD dwFrameSize, CAudioRecordBuffer **lpapBuffer ) = 0;
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virtual LPDIRECTSOUNDCAPTURE GetCaptureDevice() = 0;
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virtual HRESULT GetMixerQuality( DIRECTSOUNDMIXER_SRCQUALITY *psrcQuality ) = 0;
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virtual HRESULT SetMixerQuality( const DIRECTSOUNDMIXER_SRCQUALITY srcQuality ) = 0;
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};
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#endif
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