imageopendlg.cpp

EVC下的程序

// IMageOpenDlg.cpp : implementation file
//

#include "stdafx.h"
#include "IMageOpen.h"
#include "IMageOpenDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
#define IOCTL_CAM_CONT			CTL_CODE( FILE_DEVICE_VIDEO, 4, METHOD_NEITHER,FILE_ANY_ACCESS)
#define IOCTL_CAM_STOP			CTL_CODE( FILE_DEVICE_VIDEO, 5, METHOD_NEITHER,FILE_ANY_ACCESS)
#define CAM_IOCTL_SAMSUNG_CAM_PR	0x522
#define QCIF_XSIZE			(600)
#define QCIF_YSIZE			(400)
/////////////////////////////////////////////////////////////////////////////
// CIMageOpenDlg dialog

CIMageOpenDlg::CIMageOpenDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CIMageOpenDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CIMageOpenDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CIMageOpenDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CIMageOpenDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CIMageOpenDlg, CDialog)
	//{{AFX_MSG_MAP(CIMageOpenDlg)
	ON_WM_HELPINFO()
	ON_BN_CLICKED(IDC_BUTTON1, OnOpenImage)
	ON_WM_PAINT()
	ON_BN_CLICKED(IDC_BUTTON9, OnButton9File)
	ON_BN_CLICKED(IDC_Exit, OnExit)
	ON_BN_CLICKED(IDC_BUTTON10, OnOpenCamera)
	ON_BN_CLICKED(IDC_BUTTON11, OnCatchPicture)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CIMageOpenDlg message handlers

BOOL CIMageOpenDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	CenterWindow(GetDesktopWindow());	// center to the hpc screen
	this->ShowWindow(SW_SHOWMAXIMIZED); 
	GetDlgItem(IDC_BUTTON6)->ShowWindow(SW_HIDE);
	GetDlgItem(IDC_BUTTON7)->ShowWindow(SW_HIDE);
	GetDlgItem(IDC_BUTTON8)->ShowWindow(SW_HIDE);
	GetDlgItem(IDC_BUTTON1)->ShowWindow(SW_HIDE);



	m_hFile=INVALID_HANDLE_VALUE;
	m_pDib = NULL;
	m_pDibbits = NULL;
	dwDibsize=0;
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CIMageOpenDlg::OnHelpInfo()
{
	// TODO: implement help here
	MessageBox(_T("Help"));
}


void CIMageOpenDlg::OnOpenImage() 
{
	// TODO: Add your control notification handler code here
	TCHAR szFilters[] = _T("BMP Files (*.bmp)|*.bmp|All Files (*.*)|*.*||");
	CFileDialog opendlg(TRUE, _T("bmp"), _T("*.bmp"),OFN_FILEMUSTEXIST | OFN_HIDEREADONLY, szFilters, NULL);
	CString pathName;
	int nRet;
	if (nRet=opendlg.DoModal() == IDOK) 
	{
		pathName = opendlg.GetPathName();
		CFile f;
		CFileException ex;
		BITMAPFILEHEADER bmf;
		if(m_pDib != NULL)
		{
			delete [] m_pDib;
			m_pDib = NULL;
			m_pDibbits = NULL;
		}
		Invalidate();
		if( !f.Open( pathName, CFile::modeRead, &ex ) )
		{
			#ifdef _DEBUG
				afxDump << "File could not be opened " << ex.m_cause << "\n";
			#endif
		}
		dwDibsize = f.GetLength();
		f.Read(&bmf, sizeof(BITMAPFILEHEADER));
		dwDibsize -= sizeof(BITMAPFILEHEADER);
		m_pDib = new BYTE[dwDibsize];
		f.Read(m_pDib, dwDibsize);
		LPBITMAPINFOHEADER lpbi = (LPBITMAPINFOHEADER)m_pDib;
		nNumColors = 0;
		if(lpbi->biBitCount != 24)
			nNumColors = 1 << lpbi->biBitCount;
		m_pDibbits = m_pDib + sizeof(BITMAPINFOHEADER) + nNumColors*sizeof(RGBQUAD);
		f.Close();
	}
	GetDlgItem(IDC_BUTTON1)->ShowWindow(SW_HIDE);
	CDialog::OnPaint(); //重绘，显示图片
}



void CIMageOpenDlg::OnPaint() 
{
	CPaintDC dc(this); // device context for painting
	
	// TODO: Add your message handler code here
	if(m_pDib != NULL)
	{
		LPBITMAPINFOHEADER lpbi = (LPBITMAPINFOHEADER)m_pDib;
		LPBYTE lpDibBits = m_pDibbits;
		CDC* pDC=GetDC();
		CRect rect;
		GetClientRect(&rect);
		StretchDIBits(pDC->m_hDC,
							(int)((rect.Width()-lpbi->biWidth)/2), 
							(int)((rect.Height()-lpbi->biHeight-20)/2), 
							lpbi->biWidth, 
							lpbi->biHeight,
							0, 0, lpbi->biWidth, lpbi->biHeight,
							lpDibBits,
							(LPBITMAPINFO)lpbi,
							DIB_RGB_COLORS,
							SRCCOPY);
	}
	else
	{
	CBitmap bitmap;
	CDC dcmemory;
	bitmap.LoadBitmap(IDB_BITMAP1);
	CDC* pDC=GetDC();
	dcmemory.CreateCompatibleDC(pDC);
	dcmemory.SelectObject(&bitmap);
	pDC->BitBlt(100,100,699,919,&dcmemory,0,0,SRCCOPY);
	}
	// Do not call CDialog::OnPaint() for painting messages
}

void CIMageOpenDlg::OnButton9File() 
{
	// TODO: Add your control notification handler code here
		GetDlgItem(IDC_BUTTON1)->ShowWindow(SW_SHOW);
}

void CIMageOpenDlg::OnExit() 
{
	// TODO: Add your control notification handler code here
	::PostMessage(AfxGetMainWnd()->GetSafeHwnd(),WM_CLOSE,0,0);
}

void CIMageOpenDlg::OnOpenCamera() 
{
	// TODO: Add your control notification handler code here
	if(INVALID_HANDLE_VALUE==m_hFile)
	{
		m_hFile=CreateFile(L"CIS1:",GENERIC_READ|GENERIC_WRITE,FILE_SHARE_WRITE,NULL,OPEN_EXISTING,0,0);
	}
	if(INVALID_HANDLE_VALUE==m_hFile)
	{
		MessageBox(L"createfile wrong");
		return;
	}
	BOOL ret=FALSE;
	ret = DeviceIoControl(m_hFile, IOCTL_CAM_CONT, NULL, 0, 
							NULL, 0, NULL, NULL);
   if (ret != TRUE)
	{
		
		MessageBox(_T("设置 CAMERA!IOCTL_CAM_CONT失败"));
		return;
	}

	
}

void CIMageOpenDlg::OnCatchPicture() 
{
	// TODO: Add your control notification handler code here

	BOOL	ret;
	ret= ::DeviceIoControl(m_hFile,IOCTL_CAM_STOP, NULL, 0,NULL, 0, NULL, NULL);
	BYTE *image=(BYTE*)malloc(QCIF_XSIZE*QCIF_YSIZE*2);
	memset(image,0,QCIF_XSIZE*QCIF_YSIZE*2);
	ret=DeviceIoControl(m_hFile,CAM_IOCTL_SAMSUNG_CAM_PR,NULL,NULL,image,NULL,NULL,NULL);


//-------------------------------------------------
}