class CH2642Rtp

{

public:

    CH2642Rtp(uint32_t ssrc, uint8_t payloadType = 96, uint8_t fps = 25, int32_t rtpsizeMax = RTP_PACK_SIZE_MAX);

    ~CH2642Rtp(void);

    int getOneRtp(uint8_t *buf, uint16_t bufsize, bool_t *eof);

    int setOneFrame(const uint8_t *nalbuf, uint16_t nalsize);

private:

    void resetRtpInfo();

private:

    uint8_t   m_sps[SPS_SIZE_MAX], m_pps[SPS_SIZE_MAX];

    uint32_t  m_spslen, m_ppslen;

    uint8_t   m_fps;

    uint32_t  m_ts;

    uint16_t  m_vseq;

    bool_t    m_vfirst;

    uint8_t   m_payloadType;

    uint32_t  m_ssrc ;

    int32_t   m_rtpsizeMax;

    int32_t   m_naltype;

    uint8_t   *m_nalbuf;

    uint16_t  m_nalsize;

    uint8_t   *m_cur;

    bool_t    m_eof;

};

class CRtp2H264

{

public:

    CRtp2H264(uint8_t payloadType = 96);

    ~CRtp2H264(void);

    /**

     * @brief  根据传入的rtp数据输出一帧H264

     * @param  [in] buf

     * @param  [in] bufsize

     * @param  [out] pkt h264帧(sps/pps/I/P/B)

     * @return >0: normal h264 data, =0: 当前rtp data不足以输出一帧数据, <0: error happen

     */

    int32_t readFrame(const uint8_t *buf, uint16_t bufsize, AvPacket* pkt);

private:

    int32_t _parseRtp(struct rtpheader *rh, const uint8_t *buf, uint16_t bufsize, payload_t *payload);

    int32_t _parseH264(const uint8_t *buf, uint16_t bufsize, AvPacket* pkt);

private:

    statics_unpack_t m_statics;

    uint8_t   m_sps[SPS_SIZE_MAX], m_pps[SPS_SIZE_MAX];

    uint32_t  m_spslen, m_ppslen;

    uint16_t  m_vseq;

    bool_t    m_vfirst;

    uint8_t   m_payloadType ;

    int32_t   m_ssrc ;

};