www.pudn.com > ÓïÒôAudioCap.rar > WaveForm.h

// WaveForm.h: interface for the CWaveForm class. 
// 
////////////////////////////////////////////////////////////////////// 
 
#if !defined(AFX_WAVEFORM_H__93A199C2_AF33_11D2_B7C8_444553540000__INCLUDED_) 
#define AFX_WAVEFORM_H__93A199C2_AF33_11D2_B7C8_444553540000__INCLUDED_ 
 
#if _MSC_VER >= 1000 
#pragma once 
#endif // _MSC_VER >= 1000 
 
 
 
#define WAVE_FORM_BUFFER_NUMBER	5 
 
class CWaveIn   
{ 
public: 
	CWaveIn(); 
	virtual ~CWaveIn(); 
 
// Oprations 
public: 
	BOOL Init(HWND hWnd, int iTime, int iRecordDeviceID = -1, int iSamplingRate = 8000, int iChannel = 1, int iBits = 16); 
	void Free(); 
 
	BOOL Start(); 
	void Stop(); 
 
	inline BOOL IsRecording()	{	return (m_hWaveIn != NULL);	} 
 
	BOOL ContinueRecording(); 
 
// Information functions 
public: 
	void GetRecordDeviceNames(CStringList& strList); 
 
protected: 
	HWND m_hWnd; 
 
	int  m_iRecordDeviceID; 
	int  m_iRecordDeviceNumber; 
 
	HWAVEIN      m_hWaveIn; 
	WAVEFORMATEX m_wavFormat; 
 
public: 
	HANDLE    m_hWaveInHeader[WAVE_FORM_BUFFER_NUMBER]; 
	LPWAVEHDR m_pWaveInHeader[WAVE_FORM_BUFFER_NUMBER]; 
	HANDLE    m_hWaveInData[WAVE_FORM_BUFFER_NUMBER]; 
	LPSTR     m_pWaveInData[WAVE_FORM_BUFFER_NUMBER]; 
 
	BOOL m_bRecord; 
	int			 m_iWaveLength; 
	int m_iWaveInNextBuffer; 
}; 
 
class CWaveOut   
{ 
public: 
	CWaveOut(); 
	virtual ~CWaveOut(); 
 
// Oprations 
public: 
	BOOL Init(HWND hWnd, int iTime, int iPlayDeviceID = -1, int iSamplingRate = 8000, int iChannel = 1, int iBits = 16); 
	void Free(); 
 
	BOOL Start(); 
	void Stop(); 
 
	BOOL Play(char * pData, int iLength); 
 
	inline BOOL IsPlayingData()	{	return (m_iWaveOutIdleBuffer < WAVE_FORM_BUFFER_NUMBER);	} 
	inline BOOL IsPlaying()	{	return (m_hWaveOut != NULL);	} 
 
	BOOL ContinuePlaying(); 
 
// Information functions 
public: 
	void GetPlayDeviceNames(CStringList& strList); 
 
protected: 
	HWND m_hWnd; 
 
	int  m_iPlayDeviceID; 
	int  m_iPlayDeviceNumber; 
 
	HWAVEOUT      m_hWaveOut; 
	WAVEFORMATEX m_wavFormat; 
 
	HANDLE    m_hWaveOutHeader[WAVE_FORM_BUFFER_NUMBER]; 
	LPWAVEHDR m_pWaveOutHeader[WAVE_FORM_BUFFER_NUMBER]; 
	HANDLE    m_hWaveOutData[WAVE_FORM_BUFFER_NUMBER]; 
	LPSTR     m_pWaveOutData[WAVE_FORM_BUFFER_NUMBER]; 
 
public: 
	BOOL m_bPlay; 
	int			 m_iWaveLength; 
	int m_iWaveOutNextBuffer; 
	int m_iWaveOutIdleBuffer; 
}; 
 
#endif // !defined(AFX_WAVEFORM_H__93A199C2_AF33_11D2_B7C8_444553540000__INCLUDED_)