haffmandlg.h

实现图像压缩功能。这个程序是从网上下载来的

#if !defined(AFX_HAFFMANDLG_H__78F0D063_0855_442E_AF6D_7BFEB7E178D5__INCLUDED_)
#define AFX_HAFFMANDLG_H__78F0D063_0855_442E_AF6D_7BFEB7E178D5__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
// HaffmanDlg.h : header file
//

/////////////////////////////////////////////////////////////////////////////
// CHaffmanDlg dialog

class CHaffmanDlg : public CDialog
{
// Construction
public:
	CHaffmanDlg(CWnd* pParent = NULL);   // standard constructor

// Dialog Data
	//{{AFX_DATA(CHaffmanDlg)
	enum { IDD = IDD_HUFFMANDLG };
	CListCtrl	m_listhuffman;
	double	m_avgcodelen;
	double	m_efficiency;
	double	m_entropy;
	double	m_compressionrate;
	//}}AFX_DATA


// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CHaffmanDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
public:
	// 灰度级别数目
	int m_iColorNum;
	// 各个灰度值出现频率
	double*	m_fFreq;	
	// 哈夫曼编码表
	CString	* m_strCode;

protected:

	// Generated message map functions
	//{{AFX_MSG(CHaffmanDlg)
	virtual BOOL OnInitDialog();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

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

#endif // !defined(AFX_HAFFMANDLG_H__78F0D063_0855_442E_AF6D_7BFEB7E178D5__INCLUDED_)