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https://github.com/ZLMediaKit/ZLMediaKit.git
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5464313b41
simulcast推流时,在onRecvRtp函数中可能触发对totalReaderCount的调用,从而导致死锁。
77 lines
2.9 KiB
C++
77 lines
2.9 KiB
C++
/*
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* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
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*
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* This file is part of ZLMediaKit(https://github.com/xia-chu/ZLMediaKit).
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*
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* Use of this source code is governed by MIT 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_WEBRTCPUSHER_H
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#define ZLMEDIAKIT_WEBRTCPUSHER_H
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#include "WebRtcTransport.h"
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#include "Rtsp/RtspMediaSource.h"
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namespace mediakit {
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class WebRtcPusher : public WebRtcTransportImp, public MediaSourceEvent {
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public:
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using Ptr = std::shared_ptr<WebRtcPusher>;
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~WebRtcPusher() override = default;
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static Ptr create(const EventPoller::Ptr &poller, const RtspMediaSource::Ptr &src,
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const std::shared_ptr<void> &ownership, const MediaInfo &info, const ProtocolOption &option, bool preferred_tcp = false);
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protected:
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///////WebRtcTransportImp override///////
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void onStartWebRTC() override;
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void onDestory() override;
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void onRtcConfigure(RtcConfigure &configure) const override;
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void onRecvRtp(MediaTrack &track, const std::string &rid, RtpPacket::Ptr rtp) override;
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void onShutdown(const SockException &ex) override;
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void onRtcpBye() override;
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//// dtls相关的回调 ////
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void OnDtlsTransportClosed(const RTC::DtlsTransport *dtlsTransport) override;
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protected:
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///////MediaSourceEvent override///////
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// 关闭
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bool close(MediaSource &sender) override;
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// 播放总人数
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int totalReaderCount(MediaSource &sender) override;
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// 获取媒体源类型
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MediaOriginType getOriginType(MediaSource &sender) const override;
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// 获取媒体源url或者文件路径
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std::string getOriginUrl(MediaSource &sender) const override;
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// 获取媒体源客户端相关信息
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std::shared_ptr<SockInfo> getOriginSock(MediaSource &sender) const override;
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// 由于支持断连续推,存在OwnerPoller变更的可能
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toolkit::EventPoller::Ptr getOwnerPoller(MediaSource &sender) override;
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// 获取丢包率
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float getLossRate(MediaSource &sender,TrackType type) override;
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private:
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WebRtcPusher(const EventPoller::Ptr &poller, const RtspMediaSource::Ptr &src,
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const std::shared_ptr<void> &ownership, const MediaInfo &info, const ProtocolOption &option, bool preferred_tcp);
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private:
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bool _simulcast = false;
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//断连续推延时
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uint32_t _continue_push_ms = 0;
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//媒体相关元数据
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MediaInfo _media_info;
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//推流的rtsp源
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RtspMediaSource::Ptr _push_src;
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//推流所有权
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std::shared_ptr<void> _push_src_ownership;
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//推流的rtsp源,支持simulcast
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std::recursive_mutex _mtx;
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std::unordered_map<std::string/*rid*/, RtspMediaSource::Ptr> _push_src_sim;
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std::unordered_map<std::string/*rid*/, std::shared_ptr<void> > _push_src_sim_ownership;
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};
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}// namespace mediakit
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#endif //ZLMEDIAKIT_WEBRTCPUSHER_H
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