www.pudn.com > tapi3.zip > WAVEX.H

// A Header file for wave functions for dialer/talker 
// (c) Dialogic corp. 1995, 1996 
 
typedef struct _wavecashedinfo		// for temporary storage 
{ 
	int nDeviceID; 
	int nFormatID; 
	WAVEFORMATEX WF; 
} CASHEDINFO, *PCASHEDINFO; 
 
class CTapiWave : public CObject 
{ 
	DECLARE_DYNAMIC(CTapiWave) 
 
// Attributes 
	protected: 
		CTapiWave(); 
 
	public: 
		LPVOID 		m_lpvCall;		// only one call  
		LPVOID 		m_lpvLine;		// line 
		DWORD		m_dwLineID; 
		static	WAVEFORMATEX wfDialogicFormats[12]; 
		 
 	protected: 
		HWAVEIN 	m_hWaveIn; 
		HWAVEOUT 	m_hWaveOut; 
		DWORD 		m_dwState; 
		DWORD		m_dwVolume; 
		char 		m_szRecFileName[16]; // file name for recording  
				 
	public: 
		CTapiWave(LPVOID lpLine, LPVOID lpCall, DWORD dwLineID); 
		//virtual ~CTapiWave(); 
                                          
	int 		ctwGetID(LPSTR);					// Get ID by name 
	BOOL	 	ctwPlay(HWND, UINT, LPSTR); 		// play the WAVE file 
	BOOL 		ctwRecord(HWND hWnd, UINT nID, int nFormatID=10, DWORD dwSize=65534);	// record the Wave file 
	BOOL 		ctwPause();							// Pause 
	BOOL		ctwResume();						// Resume 
	BOOL		ctwStop();							// Stop 
	void 		ctwFinishPlay(WPARAM, LPARAM); 	// handle the driver notification 
	void 		ctwFinishRecord(WPARAM wParam, LPARAM lParam, LPSTR lpName=NULL); 	// handle the driver notification 
	DWORD 		ctwGetState()					// Extract state 
	{return m_dwState;} 
	HWAVE 		ctwGetHWave(WORD wFlag) 
	{return wFlag == WAVEIN ? (HWAVE)m_hWaveIn : wFlag == WAVEOUT ? (HWAVE)m_hWaveOut : (HWAVE)0xffffffff;}  
	DWORD 		ctwGetVolume() {return m_dwVolume;} 
	void 		ctwSetVolume(DWORD dwVol=0xffff); 
 
 
	protected: 
 
	HWAVEOUT 	WavexPlay(HWND, UINT, LPSTR); 				// play the WAVE file 
	HWAVEIN		WavexRecord(HWND hWnd, UINT nID, int nFormatID=10, DWORD dwBufSize=65534);	// record the Wave file 
	void 		WavexFinishPlay(WPARAM, LPARAM); 	// handle the driver notification 
	void 		WavexFinishRecord(WPARAM, LPARAM, LPSTR); 	// handle the driver notification 
	void 		WavexSaveData(LPWAVEHDR, LPSTR); 
	DWORD 		ctwSetState(DWORD dwNewState)	            	// Set state 
	{return (DWORD)InterlockedExchange((LPLONG)&m_dwState, (LONG)dwNewState);}  
 
};