mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
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30 lines
773 B
C++
30 lines
773 B
C++
#ifndef ZLMEDIAKIT_SRT_NACK_CONTEXT_H
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#define ZLMEDIAKIT_SRT_NACK_CONTEXT_H
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#include "Common.hpp"
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#include "PacketQueue.hpp"
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#include <list>
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namespace SRT {
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class NackContext {
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public:
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NackContext() = default;
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~NackContext() = default;
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void update(TimePoint now, std::list<PacketQueue::LostPair> &lostlist);
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void getLostList(TimePoint now, uint32_t rtt, uint32_t rtt_variance, std::list<PacketQueue::LostPair> &lostlist);
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void drop(uint32_t seq);
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private:
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void mergeItem(TimePoint now, PacketQueue::LostPair &item);
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private:
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class NackItem {
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public:
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bool _is_nack = false;
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TimePoint _ts; // send nak time
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};
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std::map<uint32_t, NackItem> _nack_map;
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};
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} // namespace SRT
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#endif // ZLMEDIAKIT_SRT_NACK_CONTEXT_H
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