3 * Copyright (c) 2002 Fabrice Bellard.
5 * This file is part of FFmpeg.
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
26 #define DEF(n, c, s) c = n,
27 #include "rtspcodes.h"
32 RTSP_PROTOCOL_RTP_UDP = 0,
33 RTSP_PROTOCOL_RTP_TCP = 1,
34 RTSP_PROTOCOL_RTP_UDP_MULTICAST = 2,
37 #define RTSP_DEFAULT_PORT 554
38 #define RTSP_MAX_TRANSPORTS 8
39 #define RTSP_TCP_MAX_PACKET_SIZE 1472
40 #define RTSP_DEFAULT_NB_AUDIO_CHANNELS 2
41 #define RTSP_DEFAULT_AUDIO_SAMPLERATE 44100
42 #define RTSP_RTP_PORT_MIN 5000
43 #define RTSP_RTP_PORT_MAX 10000
45 typedef struct RTSPTransportField {
46 int interleaved_min, interleaved_max; /* interleave ids, if TCP transport */
47 int port_min, port_max; /* RTP ports */
48 int client_port_min, client_port_max; /* RTP ports */
49 int server_port_min, server_port_max; /* RTP ports */
50 int ttl; /* ttl value */
51 uint32_t destination; /* destination IP address */
52 enum RTSPProtocol protocol;
55 typedef struct RTSPHeader {
57 enum RTSPStatusCode status_code; /* response code from server */
59 /* in AV_TIME_BASE unit, AV_NOPTS_VALUE if not used */
60 int64_t range_start, range_end;
61 RTSPTransportField transports[RTSP_MAX_TRANSPORTS];
62 int seq; /* sequence number */
66 /* the callback can be used to extend the connection setup/teardown step */
67 enum RTSPCallbackAction {
68 RTSP_ACTION_SERVER_SETUP,
69 RTSP_ACTION_SERVER_TEARDOWN,
70 RTSP_ACTION_CLIENT_SETUP,
71 RTSP_ACTION_CLIENT_TEARDOWN,
74 typedef struct RTSPActionServerSetup {
76 char transport_option[512];
77 } RTSPActionServerSetup;
79 typedef int FFRTSPCallback(enum RTSPCallbackAction action,
80 const char *session_id,
81 char *buf, int buf_size,
84 void rtsp_set_callback(FFRTSPCallback *rtsp_cb);
87 void rtsp_parse_line(RTSPHeader *reply, const char *buf);
89 extern int rtsp_default_protocols;
90 extern int rtsp_rtp_port_min;
91 extern int rtsp_rtp_port_max;
92 extern FFRTSPCallback *ff_rtsp_callback;
93 extern AVInputFormat rtsp_demuxer;
95 int rtsp_pause(AVFormatContext *s);
96 int rtsp_resume(AVFormatContext *s);