acdialog.cpp

熵编码的源程序

// ACDialog.cpp : implementation file
//

#include "stdafx.h"
#include "entropyCoding.h"
#include "ACDialog.h"
#include "AC_En.h"
#include "AC_De.h"


#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CACDialog dialog


CACDialog::CACDialog(CWnd* pParent /*=NULL*/)
	: CDialog(CACDialog::IDD, pParent)
{
	//{{AFX_DATA_INIT(CACDialog)
	m_infile = _T("");
	m_outfile = _T("");
	//}}AFX_DATA_INIT
}


void CACDialog::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CACDialog)
	DDX_Text(pDX, IDC_EDIT1, m_infile);
	DDX_Text(pDX, IDC_EDIT2, m_outfile);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CACDialog, CDialog)
	//{{AFX_MSG_MAP(CACDialog)
	ON_BN_CLICKED(IDC_BUTTON_open1, OnBUTTONopen1)
	ON_BN_CLICKED(IDC_BUTTON_Open2, OnBUTTONOpen2)
	ON_BN_CLICKED(IDC_BUTTON_De, OnBUTTONDe)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CACDialog message handlers

void CACDialog::OnBUTTONopen1() 
{
	UpdateData(true);

    static char szFilter[] = "raw(*.raw)|*.raw|huf(*.huf)|*.huf|acc(*.acc)|*.acc|run(*.run)|*.run|";

	CFileDialog FileDlg( TRUE, NULL,NULL,OFN_HIDEREADONLY, szFilter);
	
    if( FileDlg.DoModal() == IDOK ) 
	{
		m_szFilePathName1=FileDlg.GetPathName();
  	}
	else
	{  
		 m_szFilePathName1 = "F:\\standard_pictures\\MISSUSA_raw\\lena.raw";
	}
	m_infile=m_szFilePathName1;
	
	m_outfile=m_infile.Left(m_infile.GetLength()-4);
	if(m_infile.Right(3)=="raw")
		m_outfile=m_outfile+".acc";
	else
		m_outfile=m_outfile+"_De.raw";
    UpdateData(false);
}

void CACDialog::OnBUTTONOpen2() 
{
	UpdateData(true);
	
    static char szFilter[] = "ALL Files(*.*)|*.*|";

	CFileDialog FileDlg( TRUE, NULL,NULL,OFN_HIDEREADONLY, szFilter);

    if( FileDlg.DoModal() == IDOK ) 
	{
		m_szFilePathName2=FileDlg.GetPathName();
  	}
	else
	{  
		 m_szFilePathName2 = "F:\\standard_pictures\\MISSUSA_raw\\lena.raw";
	}
	m_outfile=m_szFilePathName2;
    UpdateData(false);
}

void CACDialog::OnOK() 
{
	BYTE * pData;
	int m_width,m_height;
	m_width=256;
	m_height=256;
	
  	long lFileSize = m_width * m_height;
 	pData = (BYTE*)new char[lFileSize];
	
 	CFile file;
 	if((file.Open(m_infile,CFile::modeRead|CFile::shareDenyNone))==NULL)
 	{
 		AfxMessageBox("Can not open the file");
 		return ;
 	}  	 
 	if(!pData)
 		return ;
 
  	file.ReadHuge(pData,lFileSize);
 	file.Close(); 
	if((fp_out=fopen(m_outfile,"wb"))==NULL)
		AfxMessageBox ("ERROR!  Code Value Out of Range. Cannot Compress.\n");
	
	AC_code(pData,m_width,m_height);

	
	  CString info;
	  info.Format("算术编码结束！输出文件：%s\n输入",m_outfile);//second
      AfxMessageBox(info);
}

void CACDialog::OnBUTTONDe() 
{
	BYTE * pData;
	int m_width,m_height;
	m_width=256;
	m_height=256;
	
  	long lFileSize = m_width * m_height;
 	pData = (BYTE*)new char[lFileSize];
	 fp_in=fopen(m_infile,"rb");
	 fp_out=fopen(m_outfile,"wb");

	pData=AC_decode(m_width,m_height);
	
	 CString info;
     info.Format("算术解码结束！输出文件：%s",m_outfile);//second
     AfxMessageBox(info);	
}