MFCretry1.rar

 // MFCretry1Dlg.cpp: 实现文件 // #include "stdafx.h" #include "MFCretry1.h" #include "MFCretry1Dlg.h" #include "afxdialogex.h" #include <opencv2/opencv.hpp> #include <iostream> using namespace std; using namespace cv; #ifdef _DEBUG #define new DEBUG_NEW #endif // 用于应用程序“关于”菜单项的 CAboutDlg 对话框 class MatCImage { public: /*MatToCImage *简介： * OpenCV的Mat转ATL/MFC的CImage，仅支持单通道灰度或三通道彩色 *参数： * mat：OpenCV的Mat * cimage：ATL/MFC的CImage */ void MatToCImage(Mat& mat, CImage& cimage); /*CImageToMat *简介： * ATL/MFC的CImage转OpenCV的Mat，仅支持单通道灰度或三通道彩色 *参数： * cimage：ATL/MFC的CImage * mat：OpenCV的Mat */ void CImageToMat(CImage& cimage, Mat& mat); }; void MatCImage::MatToCImage(Mat& mat, CImage& cimage) { if (0 == mat.total()) { return; } int nChannels = mat.channels(); if ((1 != nChannels) && (3 != nChannels)) { return; } int nWidth = mat.cols; int nHeight = mat.rows; //重建cimage cimage.Destroy(); cimage.Create(nWidth, nHeight, 8 * nChannels); //拷贝数据 uchar* pucRow; //指向数据区的行指针 uchar* pucImage = (uchar*)cimage.GetBits(); //指向数据区的指针 int nStep = cimage.GetPitch(); //每行的字节数,注意这个返回值有正有负 if (1 == nChannels) //对于单通道的图像需要初始化调色板 { RGBQUAD* rgbquadColorTable; int nMaxColors = 256; rgbquadColorTable = new RGBQUAD[nMaxColors]; cimage.GetColorTable(0, nMaxColors, rgbquadColorTable); for (int nColor = 0; nColor < nMaxColors; nColor++) { rgbquadColorTable[nColor].rgbBlue = (uchar)nColor; rgbquadColorTable[nColor].rgbGreen = (uchar)nColor; rgbquadColorTable[nColor].rgbRed = (uchar)nColor; } cimage.SetColorTable(0, nMaxColors, rgbquadColorTable); delete[]rgbquadColorTable; } for (int nRow = 0; nRow < nHeight; nRow++) { pucRow = (mat.ptr<uchar>(nRow)); for (int nCol = 0; nCol < nWidth; nCol++) { if (1 == nChannels) { *(pucImage + nRow * nStep + nCol) = pucRow[nCol]; } else if (3 == nChannels) { for (int nCha = 0; nCha < 3; nCha++) { *(pucImage + nRow * nStep + nCol * 3 + nCha) = pucRow[nCol * 3 + nCha]; } } } } } void MatCImage::CImageToMat(CImage& cimage, Mat& mat) { if (true == cimage.IsNull()) { return; } int nChannels = cimage.GetBPP() / 8; if ((1 != nChannels) && (3 != nChannels)) { return; } int nWidth = cimage.GetWidth(); int nHeight = cimage.GetHeight(); //重建mat if (1 == nChannels) { mat.create(nHeight, nWidth, CV_8UC1); } else if (3 == nChannels) { mat.create(nHeight, nWidth, CV_8UC3); } //拷贝数据 uchar* pucRow; //指向数据区的行指针 uchar* pucImage = (uchar*)cimage.GetBits(); //指向数据区的指针 int nStep = cimage.GetPitch(); //每行的字节数,注意这个返回值有正有负 for (int nRow = 0; nRow < nHeight; nRow++) { pucRow = (mat.ptr<uchar>(nRow)); for (int nCol = 0; nCol < nWidth; nCol++) { if (1 == nChannels) { pucRow[nCol] = *(pucImage + nRow * nStep + nCol); } else if (3 == nChannels) { for (int nCha = 0; nCha < 3; nCha++) { pucRow[nCol * 3 + nCha] = *(pucImage + nRow * nStep + nCol * 3 + nCha); } } } } } class CAboutDlg : public CDialogEx { public: CAboutDlg(); // 对话框数据 #ifdef AFX_DESIGN_TIME enum { IDD = IDD_ABOUTBOX }; #endif protected: virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV 支持 // 实现 protected: DECLARE_MESSAGE_MAP() }; CAboutDlg::CAboutDlg() : CDialogEx(IDD_ABOUTBOX) { } void CAboutDlg::DoDataExchange(CDataExchange* pDX) { CDialogEx::DoDataExchange(pDX); } BEGIN_MESSAGE_MAP(CAboutDlg, CDialogEx) END_MESSAGE_MAP() // CMFCretry1Dlg 对话框 CMFCretry1Dlg::CMFCretry1Dlg(CWnd* pParent /*=nullptr*/) : CDialogEx(IDD_MFCRETRY1_DIALOG, pParent) { m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); } void CMFCretry1Dlg::DoDataExchange(CDataExchange* pDX) { CDialogEx::DoDataExchange(pDX); } BEGIN_MESSAGE_MAP(CMFCretry1Dlg, CDialogEx) ON_WM_SYSCOMMAND() ON_WM_PAINT() ON_WM_QUERYDRAGICON() ON_BN_CLICKED(IDC_BUTTON1, &CMFCretry1Dlg::OnBnClickedButton1) END_MESSAGE_MAP() // CMFCretry1Dlg 消息处理程序 BOOL CMFCretry1Dlg::OnInitDialog() { CDialogEx::OnInitDialog(); // 将“关于...”菜单项添加到系统菜单中。 // IDM_ABOUTBOX 必须在系统命令范围内。 ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX); ASSERT(IDM_ABOUTBOX < 0xF000); CMenu* pSysMenu = GetSystemMenu(FALSE); if (pSysMenu != nullptr) { BOOL bNameValid; CString strAboutMenu; bNameValid = strAboutMenu.LoadString(IDS_ABOUTBOX); ASSERT(bNameValid); if (!strAboutMenu.IsEmpty()) { pSysMenu->AppendMenu(MF_SEPARATOR); pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu); } } // 设置此对话框的图标。 当应用程序主窗口不是对话框时，框架将自动 // 执行此操作 SetIcon(m_hIcon, TRUE); // 设置大图标 SetIcon(m_hIcon, FALSE); // 设置小图标 // TODO: 在此添加额外的初始化代码 return TRUE; // 除非将焦点设置到控件，否则返回 TRUE } void CMFCretry1Dlg::OnSysCommand(UINT nID, LPARAM lParam) { if ((nID & 0xFFF0) == IDM_ABOUTBOX) { CAboutDlg dlgAbout; dlgAbout.DoModal(); } else { CDialogEx::OnSysCommand(nID, lParam); } } // 如果向对话框添加最小化按钮，则需要下面的代码 // 来绘制该图标。 对于使用文档/视图模型的 MFC 应用程序， // 这将由框架自动完成。 void CMFCretry1Dlg::OnPaint() { if (IsIconic()) { CPaintDC dc(this); // 用于绘制的设备上下文 SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0); // 使图标在工作区矩形中居中 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; // 绘制图标 dc.DrawIcon(x, y, m_hIcon); } else { //CDialogEx::OnPaint(); if (!img.empty()) { //显示CImage图片 CImage img_show; MatCImage MatCImage; MatCImage.MatToCImage(img, img_show); CWnd *pWnd = GetDlgItem(IDC_STATIC);//获得pictrue控件窗口的句柄 CDC *pDC = pWnd->GetDC();//获得pictrue控件的DC if (!img_show.IsNull()) { img_show.Draw(pDC->m_hDC, rect); //将图片画到Picture控件表示的矩形区域 } ReleaseDC(pDC);//释放picture控件的DC } } } //当用户拖动最小化窗口时系统调用此函数取得光标 //显示。 HCURSOR CMFCretry1Dlg::OnQueryDragIcon() { return static_cast<HCURSOR>(m_hIcon); } void CMFCretry1Dlg::OnBnClickedButton1() { // TODO: 在此添加控件通知处理程序代码 CString strFilter = _T("所有文件(*.*)|*.*|"); //CFileDialog dlg(TRUE, NULL, NULL, NULL, strFilter, this); //SetDlgItemText(IDC_ImagePath, _T(" ")); CFileDialog dlg(true, _T("*.bmp"), NULL, OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST | OFN_HIDEREADONLY, _T("image files (*.bmp ;*.jpg)|*.bmp;*.png;*.jpg |ALL Files (*.*) |*.*||"), NULL); if (!dlg.DoModal() == IDOK) return; CString strFileName = dlg.GetPathName(); CFileStatus status; if (!CFile::GetStatus(strFileName, status)) { MessageBox(strFileName + "不存在", L"信息提示", MB_OK); return; } image.Load(strFileName); //把CImage转化为Mat MatCImage MatCImage; MatCImage.CImageToMat(image, img); //获取图片控件的大小 GetDlgItem(IDC_STATI