这个几个函数应该在c#中如何声明啊,大家快来救命啊
NV_CLIENT_API BOOL __stdcall MP4_ClientStartup(UINT nMessage,HWND hWnd);
NV_CLIENT_API LONG __stdcall MP4_ClientStart(PCLIENT_VIDEOINFO pClientinfo,void(CALLBACK *ReadDataCallBack)(DWORD nPort,UCHAR *pPacketBuffer,DWORD nPacketSize), PCLIENT_MRSERVERINFO pMRSVRInfo = NULL);
NV_CLIENT_API WORD __stdcall MP4_ClientGetServerChanNum(LPCTSTR m_sIPAddress, LPCTSTR MRServerIPAddress = NULL);
这个几个函数应该在c#中如何声明啊,