使用masm32進行位圖圖像處理

Question

我正在使用masm 32.我想處理位圖圖像。但我不知道如何獲得圖像或保存圖像。 我不知道用masm處理圖像。 任何信息都會幫助我。 謝謝

Answer 1

這可能讓你開始......這是基本代碼加載到位圖並顯示在對話框中。我不確定'處理'位圖圖像是什麼意思，我懷疑你需要更復雜的東西。但是，這可能會使您開始...

.386 
.model flat,stdcall 
option casemap:none 

includelib user32.lib 
includelib kernel32.lib 
includelib shell32.lib 
includelib comctl32.lib 
includelib comdlg32.lib 
includelib gdi32.lib 

WinMain    PROTO :DWORD,:DWORD,:DWORD,:DWORD 
WndProc    PROTO :DWORD,:DWORD,:DWORD,:DWORD 

IDD_DIALOG   equ 1000 

IDC_BITMAP   equ 100 

IDM_MENU   equ 10000 

.const 

ClassName   db 'DLGCLASS',0 


.data? 

hInstance   dd ? 
CommandLine   dd ? 
hWnd    dd ? 
hBitmap    dd ? 



.code 

start: 

    invoke GetModuleHandle,NULL 
    mov hInstance,eax 
    invoke GetCommandLine 
    invoke InitCommonControls 
    mov  CommandLine,eax 
    invoke WinMain,hInstance,NULL,CommandLine,SW_SHOWDEFAULT 
    invoke ExitProcess,eax 

WinMain proc hInst:HINSTANCE,hPrevInst:HINSTANCE,CmdLine:LPSTR,CmdShow:DWORD 
    LOCAL wc:WNDCLASSEX 
    LOCAL msg:MSG 

    mov  wc.cbSize,sizeof WNDCLASSEX 
    mov  wc.style,CS_HREDRAW or CS_VREDRAW 
    mov  wc.lpfnWndProc,offset WndProc 
    mov  wc.cbClsExtra,NULL 
    mov  wc.cbWndExtra,DLGWINDOWEXTRA 
    push hInst 
    pop  wc.hInstance 
    mov  wc.hbrBackground,COLOR_BTNFACE+1 
    mov  wc.lpszMenuName, NULL 
    mov  wc.lpszClassName,offset ClassName 
    invoke LoadIcon,NULL,IDI_APPLICATION 
    mov  wc.hIcon,eax 
    mov  wc.hIconSm,eax 
    invoke LoadCursor,NULL,IDC_ARROW 
    mov  wc.hCursor,eax 
    invoke RegisterClassEx,addr wc 
    invoke CreateDialogParam,hInstance,IDD_DIALOG,NULL,addr WndProc,NULL 
    invoke ShowWindow,hWnd,SW_SHOWNORMAL 
    invoke UpdateWindow,hWnd 
    .while TRUE 
     invoke GetMessage,addr msg,NULL,0,0 
     .BREAK .if !eax 
     invoke TranslateMessage,addr msg 
     invoke DispatchMessage,addr msg 
    .endw 
    mov  eax,msg.wParam 
    ret 

WinMain endp 

WndProc proc hWin:HWND,uMsg:UINT,wParam:WPARAM,lParam:LPARAM 
    LOCAL ps:PAINTSTRUCT 
    LOCAL hdc:HDC 
    LOCAL hMemDC:HDC 
    LOCAL rect:RECT 

    mov  eax,uMsg 
    .if eax==WM_INITDIALOG 
     push hWin 
     pop  hWnd 

     ; Load up the bitmap 
     invoke LoadBitmap, hInstance, IDC_BITMAP 
     mov  hBitmap, eax 

    .elseif eax==WM_COMMAND 
     mov  eax,wParam 
     mov  edx, eax 
     shr  edx, 16 
     .if lParam==0 
      .if eax==IDM_FILE_EXIT 
       invoke SendMessage,hWin,WM_CLOSE,0,0 
      .elseif eax==IDM_HELP_ABOUT 
       invoke ShellAbout,hWin,addr AppName,addr AboutMsg,NULL 
      .endif 
     .else 

     .endif 

    .elseif eax==WM_PAINT 
     invoke BeginPaint, hWnd, addr ps 
     mov  hdc, eax 
     invoke CreateCompatibleDC, hdc 
     mov  hMemDC, eax 
     invoke SelectObject, hMemDC, hBitmap 
     invoke GetClientRect, hWnd, addr rect 
     invoke BitBlt, hdc, 10, 10, rect.right, rect.bottom, hMemDC, 0, 0, SRCAND 
     invoke DeleteDC, hMemDC 
     invoke EndPaint, hWnd, addr ps 
    .elseif eax==WM_CLOSE 
     invoke DestroyWindow,hWin 
    .elseif uMsg==WM_DESTROY 
     invoke DeleteObject, hBitmap 
     invoke PostQuitMessage,NULL 
    .else 
     invoke DefWindowProc,hWin,uMsg,wParam,lParam 
     ret 
    .endif 
    xor eax,eax 
    ret 

WndProc endp 

end start 

請注意LoadBitmap API調用和WM_PAINT例程。

..Forgot rc文件...

#define IDD_DIALOG 1000 

#define IDC_BITMAP 100 


IDC_BITMAP BITMAP DISCARDABLE "myfile.bmp"