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libavformat/rdt.h

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00001 /*
00002  * Realmedia RTSP (RDT) definitions
00003  * Copyright (c) 2007 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
00004  *
00005  * This file is part of FFmpeg.
00006  *
00007  * FFmpeg is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU Lesser General Public
00009  * License as published by the Free Software Foundation; either
00010  * version 2.1 of the License, or (at your option) any later version.
00011  *
00012  * FFmpeg is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015  * Lesser General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU Lesser General Public
00018  * License along with FFmpeg; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
00020  */
00021 
00022 #ifndef AVFORMAT_RDT_H
00023 #define AVFORMAT_RDT_H
00024 
00025 #include <stdint.h>
00026 #include "avformat.h"
00027 #include "rtpdec.h"
00028 
00029 typedef struct RDTDemuxContext RDTDemuxContext;
00030 
00041 RDTDemuxContext *ff_rdt_parse_open(AVFormatContext *ic,
00042                                    int first_stream_of_set_idx,
00043                                    void *priv_data,
00044                                    RTPDynamicProtocolHandler *handler);
00045 void ff_rdt_parse_close(RDTDemuxContext *s);
00046 
00059 void ff_rdt_calc_response_and_checksum(char response[41], char chksum[9],
00060                                        const char *challenge);
00061 
00065 void av_register_rdt_dynamic_payload_handlers(void);
00066 
00075 void ff_rdt_subscribe_rule(char *cmd, int size,
00076                            int stream_nr, int rule_nr);
00077 
00090 int ff_rdt_parse_header(const uint8_t *buf, int len,
00091                         int *set_id, int *seq_no, int *stream_id,
00092                         int *is_keyframe, uint32_t *timestamp);
00093 
00098 int ff_rdt_parse_packet(RDTDemuxContext *s, AVPacket *pkt,
00099                         const uint8_t *buf, int len);
00100 
00109 void ff_real_parse_sdp_a_line(AVFormatContext *s, int stream_index,
00110                               const char *buf);
00111 
00112 #endif /* AVFORMAT_RDT_H */

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