public static extern int RTMP_SendPacket(ref RTMP r, ref RTMPPacket packet, int queue);
public static extern int RTMP_ReadPacket(ref RTMP r, ref RTMPPacket packet);
public static extern int RTMP_ClientPacket(ref RTMP r, ref RTMPPacket packet);
public static extern int RTMP_Connect(ref RTMP r, ref RTMPPacket cp);
public static extern int RTMP_GetNextMediaPacket(ref RTMP r, ref RTMPPacket packet);