usbcameranewdlg.cpp

Ov511+摄像头驱动源码 摄像头芯片必需为OV511+(如:网眼v2000),适用于Windows2000/Xp 1.运行本代码需安装windriver7.00和VC6.0

// UsbCameraNewDlg.cpp : implementation file
//

#include "stdafx.h"
#include "UsbCameraNew.h"
#include "UsbCameraNewDlg.h"
#include "ov511_diag.h"

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




/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

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

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CUsbCameraNewDlg dialog

CUsbCameraNewDlg::CUsbCameraNewDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CUsbCameraNewDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CUsbCameraNewDlg)
		// 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 CUsbCameraNewDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CUsbCameraNewDlg)
	DDX_Control(pDX, IDC_LISTINF, m_ListInf);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CUsbCameraNewDlg, CDialog)
	//{{AFX_MSG_MAP(CUsbCameraNewDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_STARTCAMERA, OnStartcamera)
	ON_BN_CLICKED(IDC_TAKEGRAPH, OnTakegraph)
	ON_BN_CLICKED(IDC_STOPCAMERA, OnStopcamera)
	ON_WM_CLOSE()
	ON_BN_CLICKED(IDC_BUTSAVEIMAGE, OnButsaveimage)
	ON_BN_CLICKED(IDC_BUTABOUT, OnButabout)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CUsbCameraNewDlg message handlers

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

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// 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
	
	// TODO: Add extra initialization here
	IsThread = FALSE;
	IsFirstStart = TRUE;
	bflag = 0;

	//设置按钮为不可用
	CWnd* p;
	p = GetDlgItem(IDC_STOPCAMERA);
	p->EnableWindow(FALSE);
	p = GetDlgItem(IDC_TAKEGRAPH);
	p->EnableWindow(FALSE);	
	p = GetDlgItem(IDC_BUTSAVEIMAGE);
	p->EnableWindow(FALSE);
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CUsbCameraNewDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CUsbCameraNewDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}

	CClientDC dc(this);
	BITMAPINFO bbmp;
	BITMAPINFOHEADER bmih;
	bmih.biSize= sizeof(BITMAPINFOHEADER);
	bmih.biWidth= 320;
	bmih.biHeight= 240;
	bmih.biPlanes= 1;
	bmih.biBitCount= 24;
	bmih.biCompression=0;
	bmih.biSizeImage= 0;
	bmih.biXPelsPerMeter= 0;
	bmih.biYPelsPerMeter= 0;
	bmih.biClrImportant = 0;
	bmih.biClrUsed= 0;
	memcpy(&bbmp,&bmih,sizeof(bmih));
	StretchDIBits(dc.m_hDC, 348, 65, 320, 240, 0, 0, 320, 240, UsbCameraData.FrameData, &bbmp, DIB_RGB_COLORS, SRCCOPY);

}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CUsbCameraNewDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}


UINT TestForThread(LPVOID pParam)
{
	CUsbCameraNewDlg *pDlg = (CUsbCameraNewDlg*)pParam;
	pDlg->DrawStream();
	return 0;
}

void CUsbCameraNewDlg::OnStartcamera() 
{
	if(IsFirstStart)
	{
		m_ListInf.InsertString(m_ListInf.GetCount(), "第一次初始化摄像头,请等待...");
		m_ListInf.UpdateWindow();
		if(!InitOv511())
			m_ListInf.InsertString(m_ListInf.GetCount(), "摄像头初始化成功");
		else
		{
		//	m_ListInf.AddString("摄像头初始化失败");
			m_ListInf.InsertString(m_ListInf.GetCount(), "摄像头初始化失败,请重试");
			return;
		}
		m_ListInf.UpdateWindow();
		IsFirstStart = FALSE;
		

		//设置按钮为可用
		CWnd* p;
		p = GetDlgItem(IDC_STOPCAMERA);
		p->EnableWindow(TRUE);
		p = GetDlgItem(IDC_TAKEGRAPH);
		p->EnableWindow(TRUE);	
		p = GetDlgItem(IDC_BUTSAVEIMAGE);
		p->EnableWindow(TRUE);
	}

	m_ListInf.InsertString(m_ListInf.GetCount(), "开始传输图像");
	m_ListInf.UpdateWindow();
	if(!IsThread)
	{
		AfxBeginThread(TestForThread, (LPVOID)this);
		IsThread = TRUE;
	}


	// TODO: Add your control notification handler code here
}

void CUsbCameraNewDlg::OnCancel() 
{
	// TODO: Add extra cleanup here
	SendMessage(WM_CLOSE, 0, 0);
	//CDialog::OnCancel();
}

void CUsbCameraNewDlg::OnTakegraph() 
{
	// TODO: Add your control notification handler code here
	if(IsThread)
	{
		IsThread = FALSE;
		Sleep(200);
	}

	if(!DrawOneFrame())
		m_ListInf.InsertString(m_ListInf.GetCount(), "拍照成功");
	else
		m_ListInf.InsertString(m_ListInf.GetCount(), "拍照失败,请重试");
	m_ListInf.UpdateWindow();
}

void CUsbCameraNewDlg::OnStopcamera() 
{
	IsThread = FALSE;
	m_ListInf.InsertString(m_ListInf.GetCount(), "已停止传输图像");
	m_ListInf.UpdateWindow();
}

int CUsbCameraNewDlg::DrawOneFrame()
{
    CClientDC dc(this);
	BITMAPINFO bbmp;
	BITMAPINFOHEADER bmih;

	if(!UsbCameraData.GetRawFrameData())
	{
		UsbCameraData.YUV2RGB(0, 76800, 96000, 320, 240, 300);

		bmih.biSize= sizeof(BITMAPINFOHEADER);
		bmih.biWidth= 320;
		bmih.biHeight= 240;
		bmih.biPlanes= 1;
		bmih.biBitCount= 24;
		bmih.biCompression=0;
		bmih.biSizeImage= 0;
		bmih.biXPelsPerMeter= 0;
		bmih.biYPelsPerMeter= 0;
		bmih.biClrImportant = 0;
		bmih.biClrUsed= 0;
		memcpy(&bbmp,&bmih,sizeof(bmih));
		CRect rect;
	//	m_pDlg->GetClientRect(rect);
		StretchDIBits(dc.m_hDC, 348, 65, 320, 240, 0, 0, 320, 240, UsbCameraData.FrameData,&bbmp,DIB_RGB_COLORS, SRCCOPY);
		return 0;
	}
	else
		return 1;
}

int CUsbCameraNewDlg::DrawStream()
{
	while(1)
	{
		if(!IsThread)
			return 1;
		DrawOneFrame();
	}
	return 0;
}


void CUsbCameraNewDlg::OnClose() 
{
	// TODO: Add your message handler code here and/or call default
	ShowWindow(SW_HIDE);
	if(!bflag)
	{
		pb = new CMyAbout;
		pb->Create(IDD_MYDIALOG, NULL);
		pb->ShowWindow(SW_SHOW);
		bflag = 2;
		pb->pStatus = &bflag;
	}
//	CDialog::OnClose();
}

void CUsbCameraNewDlg::OnButsaveimage() 
{
	FILE *fp2;
	char *ptr;
	CFileDialog fd(FALSE, _T(""), NULL, OFN_HIDEREADONLY|OFN_EXPLORER|OFN_NOCHANGEDIR, "*.bmp|*.bmp||"); 
	if(fd.DoModal()==IDCANCEL)
		return;
	ptr = new char[fd.GetPathName().GetLength() + 1];
	strcpy(ptr,fd.GetPathName().GetBuffer(fd.GetPathName().GetLength()));	

	if((fp2 = fopen(ptr, "wb")) != NULL)
	{
		fwrite(NULL, 0, 1, fp2);
		fclose(fp2);
	}
	if((fp2 = fopen(ptr, "ab")) == NULL)
		m_ListInf.InsertString(m_ListInf.GetCount(), "保存文件失败,请重试");
	else
	{
		BITMAPINFOHEADER bmih;
		bmih.biSize= sizeof(BITMAPINFOHEADER);
		bmih.biWidth= 320;
		bmih.biHeight= 240;
		bmih.biPlanes= 1;
		bmih.biBitCount= 24;
		bmih.biCompression=0;
		bmih.biSizeImage= 0;
		bmih.biXPelsPerMeter= 0;
		bmih.biYPelsPerMeter= 0;
		bmih.biClrImportant = 0;
		bmih.biClrUsed= 0;

		BITMAPFILEHEADER hdr;
		hdr.bfType		= ((WORD) ('M' << 8) | 'B'); // always is "BM"
		hdr.bfSize		= 230400;
		hdr.bfReserved1 = 0;
		hdr.bfReserved2 = 0;
		hdr.bfOffBits	 = 0x36; 

		fwrite(&hdr, sizeof(BITMAPFILEHEADER), 1, fp2);
		fwrite(&bmih, sizeof(BITMAPINFOHEADER), 1, fp2);
		fwrite(UsbCameraData.FrameData, 230400, 1, fp2);
		fclose(fp2);
		m_ListInf.InsertString(m_ListInf.GetCount(), "保存文件成功");
	}

	m_ListInf.UpdateWindow();
	delete ptr;	
}

void CUsbCameraNewDlg::OnButabout() 
{
	// TODO: Add your control notification handler code here
//	CAboutDlg dlg;
//	dlg.DoModal();
	if(!bflag)
	{
		pb = new CMyAbout;
		pb->Create(IDD_MYDIALOG, NULL);
		pb->ShowWindow(SW_SHOW);
		bflag = 1;
		pb->pStatus = &bflag;
	}
}