hxaudevds.h
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上传日期:2007-06-06
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- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file, are
- * subject to the current version of the RealNetworks Public Source License
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl,
- * in which case the RCSL will apply. You may also obtain the license terms
- * directly from RealNetworks. You may not use this file except in
- * compliance with the RPSL or, if you have a valid RCSL with RealNetworks
- * applicable to this file, the RCSL. Please see the applicable RPSL or
- * RCSL for the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the portions
- * it created.
- *
- * This file, and the files included with this file, is distributed and made
- * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef _NEWRMAUDEVDS_H_
- #define _NEWRMAUDEVDS_H_
- #include "dsound.h"
- #include "ks.h"
- #include "ksmedia.h"
- #include "tsconvrt.h"
- class CHXAudioSession;
- class CHXAudioDevice;
- typedef struct _HXAudioFormat HXAudioFormat;
- typedef struct _HXAudioData HXAudioData;
- /****************************************************************************
- *
- * Class:
- *
- * CHXAudioDeviceDS
- *
- * Purpose:
- *
- * PN implementation of audio device object.
- *
- */
- class CHXAudioDeviceDS: public CHXAudioDevice
- {
- private:
- IDirectSound* m_pDSDev;
- IDirectSoundBuffer *m_pPrimaryBuffer, *m_pSecondaryBuffer ;
- DWORD defaultChannelMapping(UINT32 ulChannels) const ;
- protected:
- WAVEFORMATEXTENSIBLE m_WaveFormat;
- UINT32 m_ulLastPlayCursor;
- UINT32 m_ulLastWriteCursor;
- UINT32 m_ulCurrPlayTime;
- UINT32 m_ulCurrLoopTime;
- UINT32 m_ulTotalBuffer;
- HWND m_hwnd;
- void* m_pAudioPtrStart;
- UINT32 m_ulLoops;
- double m_ulLoopTime;
- int m_nBlocksPerBuffer;
- HINSTANCE m_hSoundDll;
- HANDLE m_hDSNotifyEvent;
- HANDLE m_hWaitThread;
- BOOL m_bExitThread;
- UINT32 m_ulOriginalThreadId;
- CTSConverter m_TSConverter;
- HX_RESULT SetPrimaryBufferFormat() ;
- inline UINT32 CalcMs(UINT32 ulNumBytes);
- HANDLE GetEventHandle() { return m_hDSNotifyEvent; };
- BOOL GetExitCode() { return m_bExitThread; };
- void PostTimeSyncMessage();
- void KillThreadAndEvent();
- static DWORD WINAPI EventThreadProc(LPVOID pVoid) ;
- public:
- virtual ~CHXAudioDeviceDS();
- CHXAudioDeviceDS();
- HX_RESULT _Imp_Open( const HXAudioFormat* pFormat );
- HX_RESULT _Imp_Close( void );
- HX_RESULT _Imp_Seek(ULONG32 ulSeekTime) { return HXR_OK; };
- HX_RESULT _Imp_Pause( void );
- HX_RESULT _Imp_Resume( void );
- HX_RESULT _Imp_Write( const HXAudioData* pAudioOutData );
- HX_RESULT _Imp_Reset( void );
- HX_RESULT _Imp_Drain( void );
- BOOL _Imp_SupportsVolume( void ) { return TRUE; };
- UINT16 _Imp_GetVolume( void );
- HX_RESULT _Imp_SetVolume( const UINT16 uVolume );
- HX_RESULT _Imp_CheckFormat( const HXAudioFormat* pFormat);
- HX_RESULT _Imp_GetCurrentTime( ULONG32& ulCurrentTime);
- INT16 _Imp_GetAudioFd(void) {return 0;};
- UINT16 _NumberOfBlocksRemainingToPlay(void){return 0;};
- BOOL _IsWaveOutDevice(void) { return FALSE; };
- static UINT zm_uDestroyMessage;
- };
- #endif /* _NEWRMAUDEVDS_H_ */