138 lines
2.9 KiB
C++
138 lines
2.9 KiB
C++
/*
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* Copyright (c) 2016-present The ZLMediaKit project authors. All Rights Reserved.
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*
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* This file is part of ZLMediaKit(https://github.com/ZLMediaKit/ZLMediaKit).
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*
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* Use of this source code is governed by MIT-like license that can be found in the
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* LICENSE file in the root of the source tree. All contributing project authors
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* may be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef ZLMEDIAKIT_RTSPMUXER_H
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#define ZLMEDIAKIT_RTSPMUXER_H
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#include "Extension/Frame.h"
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#include "Common/MediaSink.h"
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#include "Common/Stamp.h"
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#include "RtpCodec.h"
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namespace mediakit{
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class RingDelegateHelper : public toolkit::RingDelegate<RtpPacket::Ptr> {
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public:
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using onRtp = std::function<void(RtpPacket::Ptr in, bool is_key)> ;
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RingDelegateHelper(onRtp on_rtp) {
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_on_rtp = std::move(on_rtp);
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}
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void onWrite(RtpPacket::Ptr in, bool is_key) override {
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_on_rtp(std::move(in), is_key);
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}
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private:
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onRtp _on_rtp;
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};
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/**
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* rtsp生成器
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* RTSP generator
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* [AUTO-TRANSLATED:2a72d801]
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*/
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class RtspMuxer : public MediaSinkInterface {
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public:
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using Ptr = std::shared_ptr<RtspMuxer>;
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/**
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* 构造函数
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* Constructor
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* [AUTO-TRANSLATED:41469869]
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*/
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RtspMuxer(const TitleSdp::Ptr &title = nullptr);
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/**
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* 获取完整的SDP字符串
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* @return SDP字符串
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* Get the complete SDP string
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* @return SDP string
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* [AUTO-TRANSLATED:f5d1b0a6]
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*/
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std::string getSdp() ;
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/**
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* 获取rtp环形缓存
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* @return
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* Get the RTP ring buffer
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* @return
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* [AUTO-TRANSLATED:644e8634]
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*/
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RtpRing::RingType::Ptr getRtpRing() const;
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/**
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* 添加ready状态的track
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* Add a ready state track
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* [AUTO-TRANSLATED:2d8138b3]
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*/
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bool addTrack(const Track::Ptr & track) override;
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/**
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* 写入帧数据
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* @param frame 帧
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* Write frame data
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* @param frame Frame
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* [AUTO-TRANSLATED:b7c92013]
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*/
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bool inputFrame(const Frame::Ptr &frame) override;
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/**
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* 刷新输出所有frame缓存
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* Flush all frame buffers
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* [AUTO-TRANSLATED:adaea568]
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*/
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void flush() override;
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/**
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* 重置所有track
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* Reset all tracks
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* [AUTO-TRANSLATED:f203fa3e]
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*/
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void resetTracks() override ;
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private:
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void onRtp(RtpPacket::Ptr in, bool is_key);
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void trySyncTrack();
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private:
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bool _live = true;
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bool _track_existed[2] = { false, false };
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uint8_t _index {0};
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uint64_t _ntp_stamp_start;
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std::string _sdp;
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struct TrackInfo {
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Stamp stamp;
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uint32_t rtp_stamp { 0 };
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uint64_t ntp_stamp { 0 };
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RtpCodec::Ptr encoder;
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};
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std::unordered_map<int, TrackInfo> _tracks;
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RtpRing::RingType::Ptr _rtpRing;
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RtpRing::RingType::Ptr _rtpInterceptor;
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};
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} /* namespace mediakit */
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#endif //ZLMEDIAKIT_RTSPMUXER_H
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