diff --git a/rtp.h b/rtp.h
index 2cb4d394..cb49f2d7 100644
--- a/rtp.h
+++ b/rtp.h
@@ -3,8 +3,11 @@
 
 #include <sys/socket.h>
 
-int rtp_setup(SOCKADDR *remote, int controlport, int timingport);
+void rtp_setup(SOCKADDR *remote, int controlport, int timingport, int *local_server_port, int *local_control_port, int *local_timing_port);
 void rtp_shutdown(void);
 void rtp_request_resend(seq_t first, seq_t last);
 
+void get_reference_timestamp_stuff(uint32_t *timestamp,uint64_t *timestamp_time);
+void clear_reference_timestamp(void); 
+
 #endif // _RTP_H