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https://github.com/ZLMediaKit/ZLMediaKit.git
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754073918a
* 优化MultiMediaSourceMuxer头文件包含 * 将MediaSinkDelegate和Demux移到MediaSink中 * MediaSource头文件重构, 独立出PacketCache.h 精简Frame和Track的头文件 * Rtmp头文件重构 * Rtsp头文件重构 * webrtc头文件重构 * 规范.h头文件包含，并将其移到.cpp中: - 尽量不包含Common\config.h - Util\File.h - Rtsp/RtspPlayer.h - Rtmp/RtmpPlayer.h * 删除多余的Stamp.h和Base64包含
51 lines
1.4 KiB
C++
51 lines
1.4 KiB
C++
/*
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* Copyright (c) 2021 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_TWCCCONTEXT_H
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#define ZLMEDIAKIT_TWCCCONTEXT_H
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#include <stdint.h>
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#include <map>
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#include <functional>
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#include <string>
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namespace mediakit {
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class TwccContext {
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public:
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using onSendTwccCB = std::function<void(uint32_t ssrc, std::string fci)>;
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//每个twcc rtcp包最多表明的rtp ext seq增量
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static constexpr size_t kMaxSeqSize = 20;
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//每个twcc rtcp包发送的最大时间间隔，单位毫秒
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static constexpr size_t kMaxTimeDelta = 256;
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TwccContext() = default;
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~TwccContext() = default;
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void onRtp(uint32_t ssrc, uint16_t twcc_ext_seq, uint64_t stamp_ms);
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void setOnSendTwccCB(onSendTwccCB cb);
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private:
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void onSendTwcc(uint32_t ssrc);
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bool needSendTwcc() const;
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int checkSeqStatus(uint16_t twcc_ext_seq) const;
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void clearStatus();
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private:
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uint64_t _min_stamp = 0;
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uint64_t _max_stamp;
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std::map<uint32_t /*twcc_ext_seq*/, uint64_t/*recv time in ms*/> _rtp_recv_status;
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uint8_t _twcc_pkt_count = 0;
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onSendTwccCB _cb;
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};
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}// namespace mediakit
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#endif //ZLMEDIAKIT_TWCCCONTEXT_H
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