modules/stream_out/rtp.h

   1 /*****************************************************************************
   2  * rtp.h: rtp stream output module header
   3  *****************************************************************************
   4  * Copyright (C) 2003-2007 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
   8  *          Rémi Denis-Courmont
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 typedef struct rtsp_stream_t rtsp_stream_t;
  26 typedef struct rtsp_stream_id_t rtsp_stream_id_t;
  27
  28 rtsp_stream_t *RtspSetup( sout_stream_t *p_stream, const vlc_url_t *url );
  29 void RtspUnsetup( rtsp_stream_t *rtsp );
  30
  31 rtsp_stream_id_t *RtspAddId( rtsp_stream_t *rtsp, sout_stream_id_t *sid,
  32                              uint32_t ssrc,
  33                              const char *dst, int ttl,
  34                              unsigned loport, unsigned hiport );
  35 void RtspDelId( rtsp_stream_t *rtsp, rtsp_stream_id_t * );
  36
  37 char *RtspAppendTrackPath( rtsp_stream_id_t *id, const char *base );
  38
  39 char *SDPGenerate( sout_stream_t *p_stream, const char *rtsp_url );
  40
  41 uint32_t rtp_compute_ts( const sout_stream_id_t *id, int64_t i_pts );
  42 int rtp_add_sink( sout_stream_id_t *id, int fd, bool rtcp_mux, uint16_t *seq );
  43 void rtp_del_sink( sout_stream_id_t *id, int fd );
  44 uint16_t rtp_get_seq( sout_stream_id_t *id );
  45 int64_t rtp_get_ts( const sout_stream_t *p_stream );
  46
  47 /* RTP packetization */
  48 void rtp_packetize_common (sout_stream_id_t *id, block_t *out,
  49                            int b_marker, int64_t i_pts);
  50 void rtp_packetize_send (sout_stream_id_t *id, block_t *out);
  51 size_t rtp_mtu (const sout_stream_id_t *id);
  52
  53 int rtp_packetize_mpa  (sout_stream_id_t *, block_t *);
  54 int rtp_packetize_mpv  (sout_stream_id_t *, block_t *);
  55 int rtp_packetize_ac3  (sout_stream_id_t *, block_t *);
  56 int rtp_packetize_split(sout_stream_id_t *, block_t *);
  57 int rtp_packetize_swab (sout_stream_id_t *, block_t *);
  58 int rtp_packetize_mp4a (sout_stream_id_t *, block_t *);
  59 int rtp_packetize_mp4a_latm (sout_stream_id_t *, block_t *);
  60 int rtp_packetize_h263 (sout_stream_id_t *, block_t *);
  61 int rtp_packetize_h264 (sout_stream_id_t *, block_t *);
  62 int rtp_packetize_amr  (sout_stream_id_t *, block_t *);
  63 int rtp_packetize_spx  (sout_stream_id_t *, block_t *);
  64 int rtp_packetize_t140 (sout_stream_id_t *, block_t *);
  65 int rtp_packetize_g726_16 (sout_stream_id_t *, block_t *);
  66 int rtp_packetize_g726_24 (sout_stream_id_t *, block_t *);
  67 int rtp_packetize_g726_32 (sout_stream_id_t *, block_t *);
  68 int rtp_packetize_g726_40 (sout_stream_id_t *, block_t *);
  69
  70 /* RTCP */
  71 typedef struct rtcp_sender_t rtcp_sender_t;
  72 rtcp_sender_t *OpenRTCP (vlc_object_t *obj, int rtp_fd, int proto,
  73                          bool mux);
  74 void CloseRTCP (rtcp_sender_t *rtcp);
  75 void SendRTCP (rtcp_sender_t *restrict rtcp, const block_t *rtp);