opencv或者libvlc库这种遇到窗口句柄想要放到MFC中的处理代码如下：

代码如下：

namedWindow("view", WINDOW_AUTOSIZE);
    HWND hWnd = (HWND)cvGetWindowHandle("view");
    HWND hParent = ::GetParent(hWnd);
    ::SetParent(hWnd, GetDlgItem(IDC_PICTURE)->m_hWnd);
    ::ShowWindow(hParent, SW_HIDE);

就是将Parent的窗口句柄改变下