mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-10-06 12:13:49 +08:00
105 lines
2.8 KiB
C++
105 lines
2.8 KiB
C++
#ifndef ZLMEDIAKIT_SRT_PACKET_QUEUE_H
|
|
#define ZLMEDIAKIT_SRT_PACKET_QUEUE_H
|
|
#include "Packet.hpp"
|
|
#include <algorithm>
|
|
#include <list>
|
|
#include <map>
|
|
#include <memory>
|
|
#include <tuple>
|
|
#include <utility>
|
|
#include <vector>
|
|
|
|
namespace SRT {
|
|
|
|
class PacketQueueInterface {
|
|
public:
|
|
using Ptr = std::shared_ptr<PacketQueueInterface>;
|
|
using LostPair = std::pair<uint32_t, uint32_t>;
|
|
|
|
PacketQueueInterface() = default;
|
|
virtual ~PacketQueueInterface() = default;
|
|
virtual bool inputPacket(DataPacket::Ptr pkt, std::list<DataPacket::Ptr> &out) = 0;
|
|
|
|
virtual uint32_t timeLatency() = 0;
|
|
virtual std::list<LostPair> getLostSeq() = 0;
|
|
|
|
virtual size_t getSize() = 0;
|
|
virtual size_t getExpectedSize() = 0;
|
|
virtual size_t getAvailableBufferSize() = 0;
|
|
virtual uint32_t getExpectedSeq() = 0;
|
|
|
|
virtual std::string dump() = 0;
|
|
virtual bool drop(uint32_t first, uint32_t last, std::list<DataPacket::Ptr> &out) = 0;
|
|
};
|
|
// for recv
|
|
class PacketQueue : public PacketQueueInterface {
|
|
public:
|
|
using Ptr = std::shared_ptr<PacketQueue>;
|
|
|
|
PacketQueue(uint32_t max_size, uint32_t init_seq, uint32_t latency);
|
|
~PacketQueue() = default;
|
|
bool inputPacket(DataPacket::Ptr pkt, std::list<DataPacket::Ptr> &out);
|
|
|
|
uint32_t timeLatency();
|
|
std::list<LostPair> getLostSeq();
|
|
|
|
size_t getSize();
|
|
size_t getExpectedSize();
|
|
size_t getAvailableBufferSize();
|
|
uint32_t getExpectedSeq();
|
|
|
|
std::string dump();
|
|
bool drop(uint32_t first, uint32_t last, std::list<DataPacket::Ptr> &out);
|
|
|
|
private:
|
|
void tryInsertPkt(DataPacket::Ptr pkt);
|
|
|
|
private:
|
|
uint32_t _pkt_cap;
|
|
uint32_t _pkt_latency;
|
|
uint32_t _pkt_expected_seq;
|
|
std::map<uint32_t, DataPacket::Ptr> _pkt_map;
|
|
};
|
|
|
|
class PacketRecvQueue : public PacketQueueInterface {
|
|
public:
|
|
using Ptr = std::shared_ptr<PacketRecvQueue>;
|
|
|
|
PacketRecvQueue(uint32_t max_size, uint32_t init_seq, uint32_t latency,uint32_t flag = 0xbf);
|
|
~PacketRecvQueue() = default;
|
|
bool inputPacket(DataPacket::Ptr pkt, std::list<DataPacket::Ptr> &out);
|
|
|
|
uint32_t timeLatency();
|
|
std::list<LostPair> getLostSeq();
|
|
|
|
size_t getSize();
|
|
size_t getExpectedSize();
|
|
size_t getAvailableBufferSize();
|
|
uint32_t getExpectedSeq();
|
|
|
|
std::string dump();
|
|
bool drop(uint32_t first, uint32_t last, std::list<DataPacket::Ptr> &out);
|
|
|
|
private:
|
|
void tryInsertPkt(DataPacket::Ptr pkt);
|
|
void insertToCycleBuf(DataPacket::Ptr pkt, uint32_t diff);
|
|
DataPacket::Ptr getFirst();
|
|
DataPacket::Ptr getLast();
|
|
bool TLPKTDrop();
|
|
|
|
private:
|
|
uint32_t _pkt_cap;
|
|
uint32_t _pkt_latency;
|
|
uint32_t _pkt_expected_seq;
|
|
|
|
uint32_t _srt_flag;
|
|
|
|
std::vector<DataPacket::Ptr> _pkt_buf;
|
|
uint32_t _start = 0;
|
|
uint32_t _end = 0;
|
|
size_t _size = 0;
|
|
};
|
|
|
|
} // namespace SRT
|
|
|
|
#endif // ZLMEDIAKIT_SRT_PACKET_QUEUE_H
|