childview.h

声音处理程序,通过FFT可以看声音的频谱.

// ChildView.h : interface of the CChildView class
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_CHILDVIEW_H__9395D969_B3C0_4872_BEAA_A1CADC05E5A9__INCLUDED_)
#define AFX_CHILDVIEW_H__9395D969_B3C0_4872_BEAA_A1CADC05E5A9__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000


/////////////////////////////////////////////////////////////////////////////
// CChildView window

class CChildView : public CWnd
{
// Construction
public:
	CChildView();

// Attributes
public:

// Operations
public:

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CChildView)
	protected:
	virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
	//}}AFX_VIRTUAL

// Implementation
public:
	BOOL Msg(MMRESULT s);
	void StopWave(BOOL bRestart=FALSE);
	void StartWave(BOOL bRestart=FALSE);
	BOOL m_bRestart;
	HWAVEIN m_hWaveIn; //声音输入
	PWAVEHDR m_WaveInHdr1;
	PWAVEHDR m_WaveInHdr2;
	WAVEFORMATEX m_WaveformIn;
	LPBYTE m_pWaveInBuffer1;
	LPBYTE m_pWaveInBuffer2;
	virtual ~CChildView();

	// Generated message map functions
protected:
	//{{AFX_MSG(CChildView)
	afx_msg void OnPaint();
	afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
	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);
	afx_msg void OnDestroy();
	afx_msg void OnFilePrintPreview();
	afx_msg void OnFileEnvelop();
	afx_msg void OnFilePause();
	afx_msg void OnUpdateFilePause(CCmdUI* pCmdUI);
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

/////////////////////////////////////////////////////////////////////////////

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_CHILDVIEW_H__9395D969_B3C0_4872_BEAA_A1CADC05E5A9__INCLUDED_)