loadbmp.c

2410下面摄像头抓图程序

/****************************************************************************
Mouse-capture Version 2:2006-7-5
This program is used to get continuous pictures from a jpeg webcam to show them in lcd(240x320,Of course,you can modify the size).
It is made for ARM9.
It is modified from servfox by daily3(戴丽-戴小鼠 in Hefei University of Technology and HHCN-BBS).
Thanks to 我爱狗熊.
If you have problems ,you can contact me.
Email:[e-mail]
Wish you some useful help!
Best Wish to the orignal authors! Thank you very much!
****************************************************************************/

#include <minigui/common.h>
#include <minigui/minigui.h>
#include <minigui/gdi.h>
#include <minigui/window.h>
#include <minigui/control.h>
#include  "spcav4l.h"



#define IDTIMER 100
static BITMAP bmp;




static int LoadBmpWinProc(HWND hWnd, int message, WPARAM wParam, LPARAM lParam)
{
    HDC hdc; 
    RECT rc={0,0,240,320};
    switch (message) {
        case MSG_CREATE:
	    SetTimer(hWnd,IDTIMER,100);
            return 0;
        
    case MSG_ERASEBKGND:
	{
		RECT rcTemp;
		    
		 if( LoadBitmap(HDC_SCREEN,&bmp,"/tmp/1.jpg"))
		{
		printf("load wrong!\n");
		return -1;
		}
	  else printf("load ok!\n");
	  		GetClientRect(hWnd, &rcTemp);
            hdc = BeginPaint (hWnd);

  FillBoxWithBitmap (hdc, rcTemp.left, rcTemp.top, rcTemp.right-rcTemp.left, rcTemp.bottom-rcTemp.top, &bmp);         

			EndPaint(hWnd, hdc);

	    return 0;
	}


        case MSG_PAINT:
	   if( LoadBitmap(HDC_SCREEN,&bmp,"/tmp/1.jpg"))
		{
		printf("load wrong!\n");
		return -1;
		}
	  else printf("load ok!\n");
            hdc = BeginPaint (hWnd);

            FillBoxWithBitmap (hdc, 0, 0, 240, 320, &bmp);
            Rectangle (hdc, 0, 0, 240, 320);


            EndPaint (hWnd, hdc);
            return 0;
	case MSG_TIMER:
	InvalidateRect(hWnd,&rc,TRUE);
 	return 0;
        case MSG_CLOSE:
            UnloadBitmap (&bmp);
            DestroyMainWindow (hWnd);
            PostQuitMessage (hWnd);
            return 0;
    }

    return DefaultMainWinProc(hWnd, message, wParam, lParam);
}

int MiniGUIMain (int argc, const char* argv[])
{
    MSG Msg;
    HWND hMainWnd;
    MAINWINCREATE CreateInfo;

		char videodevice[] = "/dev/video0";
	char jpegfile[] = "/tmp/1.jpg";
	int grabmethod = 0;
	int format = VIDEO_PALETTE_JPEG;
	int width = 240;
	int height = 320;
	int i;


#ifdef _LITE_VERSION
    SetDesktopRect(0, 0, 1024, 768);
#endif
    
    CreateInfo.dwStyle = WS_VISIBLE | WS_BORDER | WS_CAPTION;
    CreateInfo.dwExStyle = WS_EX_NONE;
    CreateInfo.spCaption = "jpeg show make by daily3";
    CreateInfo.hMenu = 0;
    CreateInfo.hCursor = GetSystemCursor(0);
    CreateInfo.hIcon = 0;
    CreateInfo.MainWindowProc = LoadBmpWinProc;
    CreateInfo.lx = 0;
    CreateInfo.ty = 0;
    CreateInfo.rx = 240;
    CreateInfo.by = 320;
    CreateInfo.iBkColor = PIXEL_lightwhite;
    CreateInfo.dwAddData = 0;
    CreateInfo.hHosting = HWND_DESKTOP;
    
    hMainWnd = CreateMainWindow (&CreateInfo);
    
    if (hMainWnd == HWND_INVALID)
        return -1;

    ShowWindow (hMainWnd, SW_SHOWNORMAL);

	
  	memset(&videoIn, 0, sizeof (struct vdIn));
	if(init_videoIn(&videoIn, videodevice, width, height, format,grabmethod) == 0)
    	{

	printf("init is ok!\n");
	}
	else printf("init is wrong!\n");


    while (GetMessage(&Msg, hMainWnd)) {
        TranslateMessage(&Msg);

		v4lGrab(&videoIn, jpegfile);
        DispatchMessage(&Msg);
    }

	close_v4l (&videoIn);

    MainWindowThreadCleanup (hMainWnd);
    return 0;
}

#ifndef _LITE_VERSION
#include <minigui/dti.c>
#endif