1    void flush();
2    void lock();
3    void unlock();
4    void incRef();
5    bool decRef();
6    std::string getPacketContents(const uint8_t* ptr, size_t len);
7    uint32_t refCount = 1;
8    #define POOL_CLEAR_INTERVAL 10
9    uint32_t encodeCount = 0;
10    uint32_t featureBits = 0;
11