www.pudn.com > AudioTest.rar > AudioTestView.h

// AudioTestView.h : interface of the CAudioTestView class 
// 
///////////////////////////////////////////////////////////////////////////// 
//{{AFX_INCLUDES() 
//}}AFX_INCLUDES 
 
#if !defined(AFX_AUDIOTESTVIEW_H__794F8B50_0BF8_48E9_BAF7_F31F333CD104__INCLUDED_) 
#define AFX_AUDIOTESTVIEW_H__794F8B50_0BF8_48E9_BAF7_F31F333CD104__INCLUDED_ 
 
#if _MSC_VER > 1000 
#pragma once 
#endif // _MSC_VER > 1000 
 
#define INP_BUFFER_SIZE 1024 
#define BUF_TIMES		8 
#define PI 3.1415927 
class CAudioTestView : public CFormView 
{ 
	void DrawGrid(CPaintDC& dc, int xpos, int ypos, BOOL bErase=FALSE); 
	void DrawAudioData(CPaintDC& dc, int xpos, int ypos); 
public: 
	BYTE draw_buffer[INP_BUFFER_SIZE]; 
	BYTE draw_buffer_total[INP_BUFFER_SIZE*BUF_TIMES]; 
	int timer3_elapse; 
	BOOL bDataRecorded; 
	int aSPS[4]; 
	int aChans[2]; 
	int aBytes[2]; 
	BOOL bRecording,bPlaying,bReverse,bPaused,bEnding,bTerminating; 
	DWORD dwDataLength,dwRepetitions; 
	HWAVEIN hWaveIn; 
	HWAVEOUT hWaveOut; 
	PBYTE pBuffer1,pBuffer2,pSaveBuffer,pNewBuffer; 
	PWAVEHDR pWaveHdr1,pWaveHdr2; 
	/* 
	static TCHAR szOpenError[] =_T("Erro opening waveform audio!"); 
	static TCHAR szMemError[] =_T("Erro allocationg memory!");*/ 
	 
	WAVEFORMATEX waveform; 
private: 
	CWinThread* pThread; 
protected: // create from serialization only 
	CAudioTestView(); 
	DECLARE_DYNCREATE(CAudioTestView) 
 
public: 
	//{{AFX_DATA(CAudioTestView) 
	enum { IDD = IDD_AUDIOTEST_FORM }; 
	CComboBox	m_cZoomTimes; 
	CEdit	m_cPlayTime; 
	CEdit	m_cRecTime; 
	CComboBox	m_cOutChans; 
	CComboBox	m_cInChans; 
	CComboBox	m_cOutBytes; 
	CComboBox	m_cInBytes; 
	CComboBox	m_ctrlOutSPS; 
	CComboBox	m_ctrlInSPS; 
	//}}AFX_DATA 
 
// Attributes 
public: 
	CAudioTestDoc* GetDocument(); 
 
// Operations 
public: 
 
// Overrides 
	// ClassWizard generated virtual function overrides 
	//{{AFX_VIRTUAL(CAudioTestView) 
	public: 
	virtual BOOL PreCreateWindow(CREATESTRUCT& cs); 
	protected: 
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support 
	virtual void OnInitialUpdate(); // called first time after construct 
	virtual BOOL OnPreparePrinting(CPrintInfo* pInfo); 
	virtual void OnBeginPrinting(CDC* pDC, CPrintInfo* pInfo); 
	virtual void OnEndPrinting(CDC* pDC, CPrintInfo* pInfo); 
	virtual void OnPrint(CDC* pDC, CPrintInfo* pInfo); 
	//}}AFX_VIRTUAL 
 
// Implementation 
public: 
	virtual ~CAudioTestView(); 
#ifdef _DEBUG 
	virtual void AssertValid() const; 
	virtual void Dump(CDumpContext& dc) const; 
#endif 
 
protected: 
 
// Generated message map functions 
protected: 
	//{{AFX_MSG(CAudioTestView) 
	afx_msg void OnStartRecord(); 
	afx_msg void OnStopRecord(); 
	afx_msg void OnPlayStart(); 
	afx_msg void OnPlayPause(); 
	afx_msg void OnPlayStop(); 
	afx_msg void OnDestroy(); 
	afx_msg void OnSelchangeInSps(); 
	afx_msg void OnSelchangeOutSps(); 
	afx_msg void OnTimer(UINT nIDEvent); 
	afx_msg void OnSave(); 
	afx_msg void OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags); 
	afx_msg void OnKeyUp(UINT nChar, UINT nRepCnt, UINT nFlags); 
	afx_msg void OnMinimizeWindow(); 
	afx_msg void OnStopStartDraw(); 
	afx_msg void OnPaint(); 
	afx_msg void OnLoadWave(); 
	afx_msg void OnSelchangeZoomTimers(); 
	afx_msg void OnChangeDataColor(); 
	afx_msg void OnRButtonDown(UINT nFlags, CPoint point); 
	afx_msg void OnRButtonUp(UINT nFlags, CPoint point); 
	afx_msg void OnMouseMove(UINT nFlags, CPoint point); 
	afx_msg void OnGenSineWaveAnalysis(); 
	afx_msg void OnButton1(); 
	afx_msg void OnReadWavFormat(); 
	//}}AFX_MSG 
	afx_msg void OnMM_WIM_OPEN(UINT wParam,LONG lParam); 
	afx_msg void OnMM_WIM_DATA(UINT wParam,LONG lParam); 
	afx_msg void OnMM_WIM_CLOSE(UINT wParam,LONG lParam); 
 
	afx_msg void OnMM_WOM_OPEN(UINT wParam,LONG lParam); 
	afx_msg void OnMM_WOM_DONE(UINT wParam,LONG lParam); 
	afx_msg void OnMM_WOM_CLOSE(UINT wParam,LONG lParam); 
	DECLARE_MESSAGE_MAP() 
}; 
 
#ifndef _DEBUG  // debug version in AudioTestView.cpp 
inline CAudioTestDoc* CAudioTestView::GetDocument() 
   { return (CAudioTestDoc*)m_pDocument; } 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
 
//{{AFX_INSERT_LOCATION}} 
// Microsoft Visual C++ will insert additional declarations immediately before the previous line. 
 
#endif // !defined(AFX_AUDIOTESTVIEW_H__794F8B50_0BF8_48E9_BAF7_F31F333CD104__INCLUDED_)