+/* RTP packetization */
+void rtp_packetize_common (sout_stream_id_t *id, block_t *out,
+ int b_marker, int64_t i_pts);
+void rtp_packetize_send (sout_stream_id_t *id, block_t *out);
+size_t rtp_mtu (const sout_stream_id_t *id);
+
+int rtp_packetize_mpa (sout_stream_id_t *, block_t *);
+int rtp_packetize_mpv (sout_stream_id_t *, block_t *);
+int rtp_packetize_ac3 (sout_stream_id_t *, block_t *);
+int rtp_packetize_split(sout_stream_id_t *, block_t *);
+int rtp_packetize_mp4a (sout_stream_id_t *, block_t *);
+int rtp_packetize_mp4a_latm (sout_stream_id_t *, block_t *);
+int rtp_packetize_h263 (sout_stream_id_t *, block_t *);
+int rtp_packetize_h264 (sout_stream_id_t *, block_t *);
+int rtp_packetize_amr (sout_stream_id_t *, block_t *);
+int rtp_packetize_spx (sout_stream_id_t *, block_t *);
+int rtp_packetize_t140 (sout_stream_id_t *, block_t *);
+
+/* RTCP */
+typedef struct rtcp_sender_t rtcp_sender_t;
+rtcp_sender_t *OpenRTCP (vlc_object_t *obj, int rtp_fd, int proto,
+ bool mux);
+void CloseRTCP (rtcp_sender_t *rtcp);
+void SendRTCP (rtcp_sender_t *restrict rtcp, const block_t *rtp);