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97 lines
3 KiB
C++
97 lines
3 KiB
C++
/**
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* The MIT License (MIT)
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*
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* Copyright (c) 2013-2020 Winlin
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef SRS_APP_RTP_HPP
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#define SRS_APP_RTP_HPP
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#include <srs_core.hpp>
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#include <string>
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#include <vector>
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#include <map>
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class SrsFormat;
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class SrsSample;
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class SrsSharedPtrMessage;
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class SrsRtpSharedPacket;
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class SrsRequest;
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class SrsOriginHub;
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const int max_payload_size = 1200;
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const int kRtpPacketSize = 1500;
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const uint8_t kH264PayloadType = 102;
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const uint8_t kNalTypeMask = 0x1F;
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const uint8_t kIdr = 5;
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const uint8_t kStapA = 24;
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const uint8_t kFuA = 28;
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const uint8_t kStart = 0x80;
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const uint8_t kEnd = 0x40;
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// FIXME: ssrc can relate to source
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const uint32_t kVideoSSRC = 3233846889;
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class SrsRtpMuxer
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{
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private:
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uint16_t sequence;
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std::string sps;
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std::string pps;
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public:
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SrsRtpMuxer();
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virtual ~SrsRtpMuxer();
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public:
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srs_error_t frame_to_packet(SrsSharedPtrMessage* shared_video, SrsFormat* format);
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private:
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srs_error_t packet_fu_a(SrsSharedPtrMessage* shared_frame, SrsFormat* format, SrsSample* sample, std::vector<SrsRtpSharedPacket*>& rtp_packet_vec);
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srs_error_t packet_single_nalu(SrsSharedPtrMessage* shared_frame, SrsFormat* format, SrsSample* sample, std::vector<SrsRtpSharedPacket*>& rtp_packet_vec);
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srs_error_t packet_stap_a(const std::string &sps, const std::string& pps, SrsSharedPtrMessage* shared_frame, std::vector<SrsRtpSharedPacket*>& rtp_packet_vec);
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};
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class SrsRtp
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{
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private:
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SrsRequest* req;
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bool enabled;
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bool disposable;
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srs_utime_t last_update_time;
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SrsRtpMuxer* rtp_h264_muxer;
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SrsOriginHub* hub;
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public:
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SrsRtp();
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virtual ~SrsRtp();
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public:
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virtual void dispose();
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virtual srs_error_t cycle();
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public:
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virtual srs_error_t initialize(SrsOriginHub* h, SrsRequest* r);
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virtual srs_error_t on_publish();
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virtual void on_unpublish();
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virtual srs_error_t on_audio(SrsSharedPtrMessage* shared_audio, SrsFormat* format);
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virtual srs_error_t on_video(SrsSharedPtrMessage* shared_video, SrsFormat* format);
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};
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#endif
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