AxibugEmuOnline/References/VirtuaNESex_src_191105/DirectSound.h

//
// DirectSound class
//
#ifndef	__DIRECTSOUND_INCLUDED__
#define	__DIRECTSOUND_INCLUDED__

#define	WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <mmsystem.h>

#define DIRECTSOUND_VERSION	0x0700
#include <dsound.h>

#include "extsoundfile.h"

#include "typedef.h"
#include "macro.h"

class	CWaveData
{
public:
	CWaveData();
	virtual	~CWaveData();

	BOOL		Load( LPCSTR szFileName );
	void		Free();

	DWORD		GetSize();
	WAVEFORMATEX*	GetFormat();
	LPVOID		GetData();
protected:
	LPVOID		m_pBuffer;

	WAVEFORMATEX*	m_pwfex;
	DWORD		m_dwSize;

	LPVOID		m_pData;

private:
};

class	CDirectSound
{
public:
	// <20>p<EFBFBD>u<EFBFBD><75><EFBFBD>b<EFBFBD>N<EFBFBD><4E><EFBFBD><EFBFBD><EFBFBD>o<EFBFBD>ϐ<EFBFBD>
	typedef	struct	tagSAMPLERATE {
		DWORD	Rate;
		DWORD	Bits;
	} SAMPLERATE, *LPSAMPLERATE;

	SAMPLERATE		m_SampleRate;		// <20><><EFBFBD>݃T<DD83><54><EFBFBD>v<EFBFBD><76><EFBFBD><EFBFBD><EFBFBD>O<EFBFBD><4F><EFBFBD>[<5B>g
	INT			m_BufferSize;		// <20>o<EFBFBD>b<EFBFBD>t<EFBFBD>@<40>T<EFBFBD>C<EFBFBD>Y(<28>t<EFBFBD><74><EFBFBD>[<5B><><EFBFBD><EFBFBD>)
	static	SAMPLERATE	m_SampleRateTable[];	// <20>T<EFBFBD><54><EFBFBD>v<EFBFBD><76><EFBFBD><EFBFBD><EFBFBD>O<EFBFBD><4F><EFBFBD>[<5B>g<EFBFBD>e<EFBFBD>[<5B>u<EFBFBD><75>
	static	INT		m_BufferSizeTable[];	// <20>o<EFBFBD>b<EFBFBD>t<EFBFBD>@<40>T<EFBFBD>C<EFBFBD>Y<EFBFBD>e<EFBFBD>[<5B>u<EFBFBD><75>

	// <20>p<EFBFBD>u<EFBFBD><75><EFBFBD>b<EFBFBD>N<EFBFBD><4E><EFBFBD><EFBFBD><EFBFBD>o<EFBFBD>֐<EFBFBD>
	CDirectSound();
	virtual ~CDirectSound();

	BOOL	InitialDSound( HWND hWnd );
	void	ReleaseDSound();

	BOOL	InitialBuffer();
	void	ReleaseBuffer();

	BOOL	SetSamplingRate( DWORD rate, DWORD bits );
	void	GetSamplingRate( DWORD& rate, DWORD& bits );

	void	SetBufferSize( INT nSize ) { m_BufferSize = nSize; }
	INT	GetBufferSize()		   { return m_BufferSize; }

	BOOL	IsStreamPlaying() { return (m_bStreamPlay&&!m_bStreamPause); }
	void	StreamPlay();
	void	StreamStop();
	void	StreamPause();
	void	StreamResume();

	BOOL	GetStreamLockPosition( LPDWORD lpdwStart, LPDWORD lpdwSize );
	BOOL	StreamLock( DWORD dwWriteCursor, DWORD dwWriteBytes, LPVOID* lplpvPtr1, LPDWORD lpdwBytes1, LPVOID* lplpvPtr2, LPDWORD lpdwBytes2, DWORD dwFlags );
	BOOL	StreamUnlock( LPVOID lpvPtr1, DWORD dwBytes1, LPVOID lpvPtr2, DWORD dwBytes2 );

	BOOL	IsStreamPlay() { return m_bStreamPlay; }
	BOOL	IsStreamPause() { return m_bStreamPause; }

	// <20>O<EFBFBD><4F><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>t<EFBFBD>@<40>C<EFBFBD><43><EFBFBD>Ή<EFBFBD>
	BOOL	LoadEsf( LPCSTR szFileName, INT no );
	BOOL	EsfPlay( INT no );
	BOOL	EsfPlayLoop( INT no );
	BOOL	EsfStop( INT no );
	void	EsfAllStop();
	BOOL	CreateESFBuffer( INT no, WAVEFORMATEX* pwfex, LPVOID pData, DWORD dwSize );
	void	ReleaseEsfBuffer();

protected:
	// <20>v<EFBFBD><76><EFBFBD>e<EFBFBD>N<EFBFBD>g<EFBFBD><67><EFBFBD><EFBFBD><EFBFBD>o<EFBFBD>ϐ<EFBFBD>
	HWND	m_hWnd;		// Window handle

	LPDIRECTSOUND		m_lpDS;		// DirectSound<6E>I<EFBFBD>u<EFBFBD>W<EFBFBD>F<EFBFBD>N<EFBFBD>g
	LPDIRECTSOUNDBUFFER	m_lpDSPrimary;	// <20>v<EFBFBD><76><EFBFBD>C<EFBFBD>}<7D><><EFBFBD>I<EFBFBD>u<EFBFBD>W<EFBFBD>F<EFBFBD>N<EFBFBD>g

	LPDIRECTSOUNDBUFFER	m_lpDSStream;		// <20>X<EFBFBD>g<EFBFBD><67><EFBFBD>[<5B>~<7E><><EFBFBD>O<EFBFBD>I<EFBFBD>u<EFBFBD>W<EFBFBD>F<EFBFBD>N<EFBFBD>g

	DWORD			m_dwDSBufferSize;
	DWORD			m_dwDSBlockSize;	// 1<>u<EFBFBD><75><EFBFBD>b<EFBFBD>N<EFBFBD>̃T<CC83>C<EFBFBD>Y
	DWORD			m_dwDSBlockNum;		// <20>u<EFBFBD><75><EFBFBD>b<EFBFBD>N<EFBFBD>̐<EFBFBD>
	DWORD			m_dwDSLastBlock;	// <20>Ō<EFBFBD><C58C>ɏ<EFBFBD><C98F><EFBFBD><EFBFBD><EFBFBD><EFBFBD>񂾃u<F182BE83><75><EFBFBD>b<EFBFBD>N<EFBFBD>ʒu

	volatile BOOL		m_bStreamPlay;	// <20>X<EFBFBD>g<EFBFBD><67><EFBFBD>[<5B><><EFBFBD>Đ<EFBFBD><C490><EFBFBD><EFBFBD>t<EFBFBD><74><EFBFBD>O
	volatile BOOL		m_bStreamPause;	// <20>X<EFBFBD>g<EFBFBD><67><EFBFBD>[<5B><><EFBFBD>|<7C>[<5B>Y<EFBFBD>t<EFBFBD><74><EFBFBD>O

	// <20>O<EFBFBD><4F><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>t<EFBFBD>@<40>C<EFBFBD><43><EFBFBD>Ή<EFBFBD>
	CWaveData		m_EsfWaveFile[ ESF_FILE_MAX ];
	LPDIRECTSOUNDBUFFER	m_pEsfDSBuffer[ ESF_FILE_MAX ];

	// <20>v<EFBFBD><76><EFBFBD>e<EFBFBD>N<EFBFBD>g<EFBFBD><67><EFBFBD><EFBFBD><EFBFBD>o<EFBFBD>֐<EFBFBD>
private:
	// <20>v<EFBFBD><76><EFBFBD>C<EFBFBD>x<EFBFBD>[<5B>g<EFBFBD><67><EFBFBD><EFBFBD><EFBFBD>o<EFBFBD>ϐ<EFBFBD>
	// <20>v<EFBFBD><76><EFBFBD>C<EFBFBD>x<EFBFBD>[<5B>g<EFBFBD><67><EFBFBD><EFBFBD><EFBFBD>o<EFBFBD>֐<EFBFBD>
};

extern	CDirectSound	DirectSound;

#endif	// !__DIRECTSOUND_INCLUDED__