internal static extern int MV_SC_CreateHandleEx(ref IntPtr handle , ref DeviceInfomation pstDevInfo , ushort nDevPort , bool bLogEnable);
internal static extern int MV_SC_CreateHandle(ref IntPtr handle, ref DeviceInfomation pstDevInfo);
internal static extern ErrorCode CreateHandle(ref IntPtr handle, ref DeviceInfomation deviceInfomation);
internal static extern ErrorCode GetDeviceInfo(uint nDeviceIp, ref DeviceInfomation pstDeviceInfo);
internal static extern ErrorCode GetDeviceInfo(uint deviceIpAddress, ref DeviceInfomation deviceInfomation);