2019-08-08 19:01:45 +08:00
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/*
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2019-08-02 18:06:37 +08:00
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* MIT License
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*
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* Copyright (c) 2016-2019 xiongziliang <771730766@qq.com>
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*
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* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, 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,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef ZLMEDIAKIT_STAMP_H
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#define ZLMEDIAKIT_STAMP_H
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2019-08-06 22:54:37 +08:00
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#include "Util/TimeTicker.h"
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2019-08-02 18:06:37 +08:00
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#include <cstdint>
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2019-08-06 22:54:37 +08:00
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using namespace toolkit;
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2019-08-02 18:06:37 +08:00
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namespace mediakit {
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2019-08-22 14:56:58 +08:00
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//该类解决时间戳回环、回退问题
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//计算相对时间戳或者产生平滑时间戳
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2019-08-02 18:06:37 +08:00
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class Stamp {
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public:
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2019-08-22 14:56:58 +08:00
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Stamp() = default;
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2019-08-02 18:06:37 +08:00
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~Stamp() = default;
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void revise(uint32_t dts, uint32_t pts, int64_t &dts_out, int64_t &pts_out);
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private:
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int64_t _start_dts = 0;
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int64_t _dts_inc = 0;
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bool _first = true;
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2019-08-06 22:54:37 +08:00
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std::shared_ptr<SmoothTicker> _ticker;
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2019-08-02 18:06:37 +08:00
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};
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}//namespace mediakit
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#endif //ZLMEDIAKIT_STAMP_H
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