资源简介
C语言编写的腐蚀膨胀开闭运算算法,比较简单,适合入门
代码片段和文件信息
//////////////////////////////////////////////////////////////
//Name:morph.c
//Purpose: To perform morphological operation
//Author: phoenix CS TshingHua Beijing P.R.C.
//Email: bjlufengjun@www.163.net or lufengjun@hotmail.com
//Date:April 3 1998
//header file
#include “bmp.h“
#include “memory.h“
#include “math.h“
#include “stdio.h“
//owner defined stack
typedef struct{
HGLOBAL hMem;
POINT *lpMyStack;
LONG ElementsNum;
LONG ptr;
}MYSTACK;
//macro definition
#define WIDTHBYTES(i) ((i+31)/32*4)
#define PI 3.1415926535
#define RADIAN(angle) ((angle)*PI/180.0) //convert angle to radian
//function declaration
int PASCAL WinMain (HANDLE HANDLE LPSTR int);
LRESULT CALLBACK MainWndProc(HWND UINTWPARAM LPARAM);
BOOL LoadBmpFile (HWND hWndchar *BmpFileName);
BOOL Dilation(HWND hWndBOOL Hori);
BOOL Erosion(HWND hWndBOOL Hori);
BOOL MorphOpen(HWND hWndBOOL Hori);
BOOL MorphClose(HWND hWndBOOL Hori);
BOOL Thinning(HWND hWnd);
//global variable declaration
BITMAPFILEHEADER bf;
BITMAPINFOHEADER bi;
HPALETTE hPalette=NULL;
HBITMAP hBitmap=NULL;
HGLOBAL hImgData=NULL;
DWORD NumColors;
DWORD LineBytes;
HINSTANCE ghInst;
DWORD ImgWidth=0 ImgHeight=0;
///////////////////////////////////////////////////////////
int PASCAL WinMain (HANDLE hInstance HANDLE hPrevInstance
LPSTR lpszCmdLine int nCmdShow)
{
MSG msg;
WNDCLASS wndclass;
HWND hWnd;
ghInst=hInstance;
if ( ! hPrevInstance ){
wndclass.style = CS_HREDRAW | CS_VREDRAW;
wndclass.lpfnWndProc = MainWndProc;
wndclass.cbClsExtra = 0;
wndclass.cbWndExtra = 0;
wndclass.hInstance = hInstance;
wndclass.hIcon = LoadIcon (NULL IDI_APPLICATION);
wndclass.hCursor = LoadCursor (NULL IDC_ARROW);
wndclass.hbrBackground = GetStockobject (WHITE_BRUSH);
wndclass.lpszMenuName = “BMPMENU“;
wndclass.lpszClassName = “phoenix ip system“;
}
if ( ! RegisterClass (&wndclass) )
return FALSE;
hWnd = CreateWindow (“phoenix ip system““Morphological operation“
WS_OVERLAPPEDWINDOWCW_USEDEFAULTCW_USEDEFAULT
CW_USEDEFAULT CW_USEDEFAULT NULLNULL
hInstance NULL);
if (!hWnd)
return FALSE;
ShowWindow (hWnd SW_SHOWMAXIMIZED);
UpdateWindow (hWnd);
while ( GetMessage (&msg NULL 0 0) ){
TranslateMessage (&msg);
DispatchMessage (&msg);
}
return msg.wParam;
}
////////////////////////////////////////////////////////////////
LRESULT CALLBACK MainWndProc(HWND hWnd UINT messageWPARAM wParam LPARAM lParam)
{
static HDC hDChMemDC;
PAINTSTRUCT ps;
switch (message){
case WM_PAINT:
{
hDC = BeginPaint(hWnd &ps);
if (hBitmap)
{
hMemDC = CreateCompatibleDC(hDC);
if (hPalette)
{
SelectPalette (hDC hPalette FALSE);
SelectPalette (hMemDC hPalette
属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
文件 547 1998-04-17 20:10 Bmp.h
文件 1169 1998-04-17 20:10 Bmp.rc
文件 28596 1998-04-21 09:37 morph.c
文件 29696 1998-04-21 14:34 morph.exe
文件 155 2000-06-11 09:44 readme.txt
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