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98 lines
3.1 KiB
98 lines
3.1 KiB
/* |
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* RTSP definitions |
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* Copyright (c) 2002 Fabrice Bellard. |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef FFMPEG_RTSP_H |
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#define FFMPEG_RTSP_H |
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#include <stdint.h> |
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#include "avformat.h" |
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#include "rtspcodes.h" |
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enum RTSPProtocol { |
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RTSP_PROTOCOL_RTP_UDP = 0, |
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RTSP_PROTOCOL_RTP_TCP = 1, |
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RTSP_PROTOCOL_RTP_UDP_MULTICAST = 2, |
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/** |
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* This is not part of public API and shouldn't be used outside of ffmpeg. |
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*/ |
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RTSP_PROTOCOL_RTP_LAST |
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}; |
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#define RTSP_DEFAULT_PORT 554 |
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#define RTSP_MAX_TRANSPORTS 8 |
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#define RTSP_TCP_MAX_PACKET_SIZE 1472 |
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#define RTSP_DEFAULT_NB_AUDIO_CHANNELS 2 |
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#define RTSP_DEFAULT_AUDIO_SAMPLERATE 44100 |
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#define RTSP_RTP_PORT_MIN 5000 |
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#define RTSP_RTP_PORT_MAX 10000 |
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typedef struct RTSPTransportField { |
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int interleaved_min, interleaved_max; /**< interleave ids, if TCP transport */ |
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int port_min, port_max; /**< RTP ports */ |
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int client_port_min, client_port_max; /**< RTP ports */ |
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int server_port_min, server_port_max; /**< RTP ports */ |
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int ttl; /**< ttl value */ |
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uint32_t destination; /**< destination IP address */ |
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enum RTSPProtocol protocol; |
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} RTSPTransportField; |
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typedef struct RTSPHeader { |
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int content_length; |
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enum RTSPStatusCode status_code; /**< response code from server */ |
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int nb_transports; |
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/** in AV_TIME_BASE unit, AV_NOPTS_VALUE if not used */ |
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int64_t range_start, range_end; |
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RTSPTransportField transports[RTSP_MAX_TRANSPORTS]; |
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int seq; /**< sequence number */ |
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char session_id[512]; |
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char real_challenge[64]; /**< the RealChallenge1 field from the server */ |
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} RTSPHeader; |
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/** the callback can be used to extend the connection setup/teardown step */ |
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enum RTSPCallbackAction { |
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RTSP_ACTION_SERVER_SETUP, |
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RTSP_ACTION_SERVER_TEARDOWN, |
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RTSP_ACTION_CLIENT_SETUP, |
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RTSP_ACTION_CLIENT_TEARDOWN, |
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}; |
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typedef struct RTSPActionServerSetup { |
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uint32_t ipaddr; |
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char transport_option[512]; |
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} RTSPActionServerSetup; |
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typedef int FFRTSPCallback(enum RTSPCallbackAction action, |
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const char *session_id, |
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char *buf, int buf_size, |
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void *arg); |
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int rtsp_init(void); |
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void rtsp_parse_line(RTSPHeader *reply, const char *buf); |
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#if LIBAVFORMAT_VERSION_INT < (53 << 16) |
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extern int rtsp_default_protocols; |
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#endif |
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extern int rtsp_rtp_port_min; |
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extern int rtsp_rtp_port_max; |
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int rtsp_pause(AVFormatContext *s); |
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int rtsp_resume(AVFormatContext *s); |
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#endif /* FFMPEG_RTSP_H */
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