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