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86 lines
3.6 KiB
86 lines
3.6 KiB
/* |
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* RTP definitions |
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* Copyright (c) 2006 Ryan Martell <rdm4@martellventures.com> |
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* |
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* This library 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 of the License, or (at your option) any later version. |
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* |
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* This library 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 this library; 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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// this is a bit of a misnomer, because rtp & rtsp internal structures and prototypes are in here. |
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#ifndef RTP_INTERNAL_H |
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#define RTP_INTERNAL_H |
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typedef int (*DynamicPayloadPacketHandlerProc) (struct RTPDemuxContext * s, |
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AVPacket * pkt, |
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uint32_t timestamp, |
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const uint8_t * buf, |
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int len); |
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typedef struct RTPDynamicProtocolHandler_s { |
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// fields from AVRtpDynamicPayloadType_s |
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const char enc_name[50]; /* XXX: still why 50 ? ;-) */ |
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enum CodecType codec_type; |
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enum CodecID codec_id; |
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// may be null |
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int (*parse_sdp_a_line) (AVStream * stream, |
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void *protocol_data, |
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const char *line); ///< Parse the a= line from the sdp field |
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void *(*open) (); ///< allocate any data needed by the rtp parsing for this dynamic data. |
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void (*close)(void *protocol_data); ///< free any data needed by the rtp parsing for this dynamic data. |
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DynamicPayloadPacketHandlerProc parse_packet; ///< parse handler for this dynamic packet. |
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struct RTPDynamicProtocolHandler_s *next; |
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} RTPDynamicProtocolHandler; |
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// moved out of rtp.c, because the h264 decoder needs to know about this structure.. |
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struct RTPDemuxContext { |
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AVFormatContext *ic; |
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AVStream *st; |
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int payload_type; |
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uint32_t ssrc; |
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uint16_t seq; |
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uint32_t timestamp; |
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uint32_t base_timestamp; |
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uint32_t cur_timestamp; |
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int max_payload_size; |
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struct MpegTSContext *ts; /* only used for MP2T payloads */ |
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int read_buf_index; |
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int read_buf_size; |
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/* rtcp sender statistics receive */ |
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int64_t last_rtcp_ntp_time; // TODO: move into statistics |
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int64_t first_rtcp_ntp_time; // TODO: move into statistics |
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uint32_t last_rtcp_timestamp; // TODO: move into statistics |
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/* rtcp sender statistics */ |
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unsigned int packet_count; // TODO: move into statistics (outgoing) |
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unsigned int octet_count; // TODO: move into statistics (outgoing) |
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unsigned int last_octet_count; // TODO: move into statistics (outgoing) |
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int first_packet; |
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/* buffer for output */ |
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uint8_t buf[RTP_MAX_PACKET_LENGTH]; |
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uint8_t *buf_ptr; |
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/* special infos for au headers parsing */ |
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rtp_payload_data_t *rtp_payload_data; // TODO: Move into dynamic payload handlers |
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/* dynamic payload stuff */ |
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DynamicPayloadPacketHandlerProc parse_packet; ///< This is also copied from the dynamic protocol handler structure |
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void *dynamic_protocol_context; ///< This is a copy from the values setup from the sdp parsing, in rtsp.c don't free me. |
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}; |
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extern RTPDynamicProtocolHandler *RTPFirstDynamicPayloadHandler; |
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#endif /* RTP_INTERNAL_H */ |
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