VS2010开发MFC ActiveX,摄像头拍照上传Webservice(2)

#include <vfw.h>
#pragma comment(lib,"vfw32.lib")
//如果没有引入afxcmn.h,在stdafx.h中添加:
//#include <afxcmn.h> 

public:
    friend    UINT vproc(LPVOID pParam);
    friend LRESULT CALLBACK backproc(HWND hwnd,LPVIDEOHDR lpVHDR);
private:
    HWND videohwnd;
    CEvent e;
    CStatic    CAPVIDEO;
    BITMAPINFO *mapinfo;
    PBITMAPINFO tran;
//补充下 在对话框的DoDataExchange方法中添加如下代码:
DDX_Control(pDX, IDC_CAPVIDEO, CAPVIDEO);//绑定控件IDC_CAPVIDEO和变量

    CRect rc;
    CAPVIDEO.GetWindowRect(&rc);
    ScreenToClient(rc);

    CAPDRIVERCAPS capd;
    CAPSTATUS caps;
    tran=NULL;
    e.ResetEvent();
    AfxBeginThread(vproc,(void*)this);
    ::WaitForSingleObject(e,INFINITE);

        if(capDriverConnect(videohwnd,0)==TRUE)
        {
        capDriverGetCaps(videohwnd,sizeof(CAPDRIVERCAPS),&capd);
        capGetStatus(videohwnd,&caps,sizeof(CAPSTATUS));
        ::SetParent(videohwnd,*this);
        
        ::SetWindowLong(videohwnd,GWL_STYLE,WS_CHILD);
        ::SetWindowPos(videohwnd,NULL,rc.left,rc.top,
                rc.Width(),rc.Height(),SWP_NOZORDER);
        ::ShowWindow(videohwnd,SW_SHOW);
        //capPreviewScale(videohwnd,   1);   
        capPreviewRate(videohwnd,66);
        capPreview(videohwnd,true);    
        }

    else
    {
        AfxMessageBox("创建失败");
    }
    

static UINT vproc(LPVOID pParam)
{

CViewDialog *p=(CViewDialog*)pParam;

HWND hwnd=capCreateCaptureWindow(NULL,WS_POPUP,0,0,10,10,0,0);
if(hwnd)
{
p->videohwnd=hwnd;
p->e.SetEvent();
}
MSG Msg;
while(GetMessage(&Msg,NULL,0,0))
{
TranslateMessage(&Msg);
DispatchMessage(&Msg);
}
return Msg.wParam;

}

LPWSTR picUrl=_T("d:/123.bmp");
capFileSaveDIB(videohwnd,picUrl);