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// speechView.h : interface of the CSpeechView class 
// 
///////////////////////////////////////////////////////////////////////////// 
 
#if !defined(AFX_SPEECHVIEW_H__3778BF75_25C3_4668_9913_F37BFD803139__INCLUDED_) 
#define AFX_SPEECHVIEW_H__3778BF75_25C3_4668_9913_F37BFD803139__INCLUDED_ 
 
#if _MSC_VER > 1000 
#pragma once 
#endif // _MSC_VER > 1000 
 
class CSpeechView : public CView 
{ 
protected: // create from serialization only 
	CSpeechView(); 
	DECLARE_DYNCREATE(CSpeechView) 
 
// Attributes 
public: 
	CSpeechDoc* GetDocument(); 
 
// Operations 
public: 
 
// Overrides 
	// ClassWizard generated virtual function overrides 
	//{{AFX_VIRTUAL(CSpeechView) 
	public: 
	virtual void OnDraw(CDC* pDC);  // overridden to draw this view 
	virtual BOOL PreCreateWindow(CREATESTRUCT& cs); 
	protected: 
	//}}AFX_VIRTUAL 
 
// Implementation 
public: 
	void read(const CString& filename,double * data); 
	double * m_fftout; 
	void H(short *data, int len, int step_size, int steps); 
	void fundamental_frequency(short *data); 
 
	void hamming_window(fftw_complex *in, int win_size); 
	virtual ~CSpeechView(); 
#ifdef _DEBUG 
	virtual void AssertValid() const; 
	virtual void Dump(CDumpContext& dc) const; 
#endif 
 
protected: 
    unsigned long	m_nWaveLength; 
// Generated message map functions 
protected: 
	CString m_name; 
	int isgood(double *power); 
	int m_flag; 
	long Numzheng;//帧数 
	//语音文件的振幅，以char型保存，处理时转化为short 
	char * m_pWaveBuffer; 
	CString m_filepath; 
	//读取文件函数 
	BOOL ReadFile(const CString & File); 
 
	//{{AFX_MSG(CSpeechView) 
	afx_msg void OnFileOpen(); 
	//}}AFX_MSG 
	DECLARE_MESSAGE_MAP() 
}; 
 
#ifndef _DEBUG  // debug version in speechView.cpp 
inline CSpeechDoc* CSpeechView::GetDocument() 
   { return (CSpeechDoc*)m_pDocument; } 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
 
//{{AFX_INSERT_LOCATION}} 
// Microsoft Visual C++ will insert additional declarations immediately before the previous line. 
 
#endif // !defined(AFX_SPEECHVIEW_H__3778BF75_25C3_4668_9913_F37BFD803139__INCLUDED_)