runlengthdialog.cpp

熵编码的源程序

// RunlengthDialog.cpp : implementation file
//

#include "stdafx.h"
#include "entropyCoding.h"
#include "RunlengthDialog.h"
#include "Runlength_en.h"

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

/////////////////////////////////////////////////////////////////////////////
// CRunlengthDialog dialog


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


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


BEGIN_MESSAGE_MAP(CRunlengthDialog, CDialog)
	//{{AFX_MSG_MAP(CRunlengthDialog)
	ON_BN_CLICKED(IDC_BUTTON_Open2, OnBUTTONOpen2)
	ON_BN_CLICKED(IDC_BUTTON_decode, OnBUTTONdecode)
	ON_BN_CLICKED(IDC_BUTTON_open1, OnBUTTONopen1)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CRunlengthDialog message handlers


void CRunlengthDialog::OnBUTTONdecode() 
{
	FILE *ifile,*ofile;
	if ((ifile = fopen (m_infile, "rb")) != NULL)
          //AfxMessageBox ("ERROR!  Cannot Open the Input file.\n");
    if ((ofile = fopen (m_outfile, "wb")) != NULL)
		//AfxMessageBox ("ERROR!  Cannot Open the Output file.\n");
	runlength_de(ifile,ofile);
	CString info;
	  info.Format("游程解码结束！输出文件：%s\n输入",m_outfile);//second
      AfxMessageBox(info);
}

void CRunlengthDialog::OnOK() 
{
	FILE *ifile,*ofile;
	if ((ifile = fopen (m_infile, "rb")) == NULL)
          AfxMessageBox ("ERROR!  Cannot Open the Input file.\n");
    if ((ofile = fopen (m_outfile, "wb")) == NULL)
		AfxMessageBox ("ERROR!  Cannot Open the Output file.\n");
	runlength_en(ifile,ofile);
	CString info;
	  info.Format("游程编码结束！输出文件：%s\n输入",m_outfile);//second
      AfxMessageBox(info);
	//CDialog::OnOK();	
}

void CRunlengthDialog::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 CRunlengthDialog::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_szFilePathName1=FileDlg.GetPathName();
	m_infile=m_szFilePathName1;
	m_outfile=m_infile.Left(m_infile.GetLength()-4);
	if(m_infile.Right(3)=="raw")
		m_outfile=m_outfile+".run";
	else
		m_outfile=m_outfile+"_De.raw";
    UpdateData(false);
}