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1617ad97 FB |
1 | /* |
2 | * RTSP definitions | |
3 | * Copyright (c) 2002 Fabrice Bellard. | |
4 | * | |
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. | |
9 | * | |
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. | |
14 | * | |
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
18 | */ | |
19 | #ifndef RTSP_H | |
20 | #define RTSP_H | |
21 | ||
22 | /* RTSP handling */ | |
23 | enum RTSPStatusCode { | |
24 | #define DEF(n, c, s) c = n, | |
25 | #include "rtspcodes.h" | |
26 | #undef DEF | |
27 | }; | |
28 | ||
29 | enum RTSPProtocol { | |
30 | RTSP_PROTOCOL_RTP_UDP = 0, | |
31 | RTSP_PROTOCOL_RTP_TCP = 1, | |
32 | RTSP_PROTOCOL_RTP_UDP_MULTICAST = 2, | |
33 | }; | |
34 | ||
35 | #define RTSP_DEFAULT_PORT 554 | |
36 | #define RTSP_MAX_TRANSPORTS 8 | |
b7b8fc34 | 37 | #define RTSP_TCP_MAX_PACKET_SIZE 1472 |
d1ccf0e0 RD |
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 | |
1617ad97 FB |
42 | |
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 */ | |
0c1a9eda | 49 | uint32_t destination; /* destination IP address */ |
1617ad97 FB |
50 | enum RTSPProtocol protocol; |
51 | } RTSPTransportField; | |
52 | ||
53 | typedef struct RTSPHeader { | |
54 | int content_length; | |
55 | enum RTSPStatusCode status_code; /* response code from server */ | |
56 | int nb_transports; | |
ff762d6e FB |
57 | /* in AV_TIME_BASE unit, AV_NOPTS_VALUE if not used */ |
58 | int64_t range_start, range_end; | |
1617ad97 FB |
59 | RTSPTransportField transports[RTSP_MAX_TRANSPORTS]; |
60 | int seq; /* sequence number */ | |
61 | char session_id[512]; | |
62 | } RTSPHeader; | |
63 | ||
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, | |
70 | }; | |
71 | ||
72 | typedef struct RTSPActionServerSetup { | |
0c1a9eda | 73 | uint32_t ipaddr; |
1617ad97 FB |
74 | char transport_option[512]; |
75 | } RTSPActionServerSetup; | |
76 | ||
77 | typedef int FFRTSPCallback(enum RTSPCallbackAction action, | |
78 | const char *session_id, | |
79 | char *buf, int buf_size, | |
80 | void *arg); | |
81 | ||
82 | void rtsp_set_callback(FFRTSPCallback *rtsp_cb); | |
83 | ||
84 | int rtsp_init(void); | |
85 | void rtsp_parse_line(RTSPHeader *reply, const char *buf); | |
86 | ||
1617ad97 | 87 | extern int rtsp_default_protocols; |
85fb7b34 FB |
88 | extern int rtsp_rtp_port_min; |
89 | extern int rtsp_rtp_port_max; | |
1617ad97 | 90 | extern FFRTSPCallback *ff_rtsp_callback; |
b7b8fc34 FB |
91 | extern AVInputFormat rtsp_demux; |
92 | ||
93 | int rtsp_pause(AVFormatContext *s); | |
94 | int rtsp_resume(AVFormatContext *s); | |
1617ad97 FB |
95 | |
96 | #endif /* RTSP_H */ |