mfc 图像格式转换 RAW 转换 BMP

// RAWandBMPDlg.cpp: 实现文件 // #include "stdafx.h" #include "RAWandBMP.h" #include "RAWandBMPDlg.h" #include "afxdialogex.h" #include "resource.h" #ifdef _DEBUG #define new DEBUG_NEW #endif #define R 0 #define G 1 #define B 2 // 用于应用程序“关于”菜单项的 CAboutDlg 对话框 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() // CRAWandBMPDlg 对话框 CRAWandBMPDlg::CRAWandBMPDlg(CWnd* pParent /*=nullptr*/) : CDialogEx(IDD_RAWANDBMP_DIALOG, pParent) , width(0) , height(0) { m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); } CStatic m_Pic; void CRAWandBMPDlg::DoDataExchange(CDataExchange* pDX) { CDialogEx::DoDataExchange(pDX); DDX_Text(pDX, IDC_EDIT1, width); DDX_Text(pDX, IDC_EDIT2, height); } BEGIN_MESSAGE_MAP(CRAWandBMPDlg, CDialogEx) ON_WM_SYSCOMMAND() ON_WM_PAINT() ON_WM_QUERYDRAGICON() ON_BN_CLICKED(IDC_BUTTON1, &CRAWandBMPDlg::OnBnClickedButton1) END_MESSAGE_MAP() // CRAWandBMPDlg 消息处理程序 BOOL CRAWandBMPDlg::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 CRAWandBMPDlg::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 CRAWandBMPDlg::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(); } } //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 CRAWandBMPDlg::OnQueryDragIcon() { return static_cast<HCURSOR>(m_hIcon); } int CRAWandBMPDlg::convert(int bx, int by, int col) { return ((height - bx - 1) * lineByte + by * 3 + col); } void CRAWandBMPDlg::rawToBmp(BYTE *bmpData, BYTE *rawData) { int rx = 0, ry = 0; int bx = 0, by = 0; for (rx = 0;rx < height;rx = rx + 2) { for (ry = 0;ry < width;ry = ry + 2) { if (rx == 0 || rx == height - 2 || ry == 0 || ry == width - 2) { bx = rx, by = ry; bmpData[convert(bx, by, B)] = rawData[(bx + 1) * width + (by + 1)]; bmpData[convert(bx, by, G)] = rawData[(bx)* width + (by + 1)]; bmpData[convert(bx, by, R)] = rawData[(bx)* width + (by)]; bx = rx, by = ry + 1; bmpData[convert(bx, by, B)] = rawData[(bx + 1) * width + (by)]; bmpData[convert(bx, by, G)] = rawData[(bx)* width + (by)]; bmpData[convert(bx, by, R)] = rawData[(bx)* width + (by - 1)]; bx = rx + 1, by = ry; bmpData[convert(bx, by, B)] = rawData[(bx)* width + (by + 1)]�