class CH264_RTP_PACK { #define RTP_VERSION 2 typedef struct NAL_msg_s { bool eoFrame ; unsigned char type;// NAL type unsigned char *start;// pointer to first location in the send buffer unsigned char *end;// pointer to last location in send buffer unsigned long size ; } NAL_MSG_t; typedef struct { //LITTLE_ENDIAN unsigned short cc:4; /* CSRC count */ unsigned short x:1; /* header extension flag */ unsigned short p:1; /* padding flag */ unsigned short v:2; /* packet type */ unsigned short pt:7; /* payload type */ unsigned short m:1; /* marker bit */ unsigned short seq; /* sequence number */ unsigned long ts; /* timestamp */ unsigned long ssrc;/* synchronization source */ } rtp_hdr_t; typedef struct tagRTP_INFO { NAL_MSG_t nal; // NAL information rtp_hdr_t rtp_hdr;// RTP header is assembled here int hdr_len;// length of RTP header unsigned char *pRTP; // pointer to where RTP packet has beem assembled unsigned char *start;// pointer to start of payload unsigned char *end; // pointer to end of payload unsigned int s_bit; // bit in the FU header unsigned int e_bit; // bit in the FU header bool FU_flag; // fragmented NAL Unit flag } RTP_INFO; public: CH264_RTP_PACK(unsigned long H264SSRC, unsigned char H264PAYLOADTYPE=96 , unsigned short MAXRTPPACKSIZE=1472 ) { m_MAXRTPPACKSIZE = MAXRTPPACKSIZE ; if ( m_MAXRTPPACKSIZE > 10000 ) { m_MAXRTPPACKSIZE = 10000 ; } if ( m_MAXRTPPACKSIZE < 50 ) { m_MAXRTPPACKSIZE = 50 ; } memset ( &m_RTP_Info, 0, sizeof(m_RTP_Info) ) ; m_RTP_Info.rtp_hdr.pt = H264PAYLOADTYPE ; m_RTP_Info.rtp_hdr.ssrc = H264SSRC ; m_RTP_Info.rtp_hdr.v = RTP_VERSION ; m_RTP_Info.rtp_hdr.seq = 0 ; } ~ CH264_RTP_PACK(void) { } //传入Set 的数据必须是一个完整的NAL,起始码为0x00000001。 //起始码之前至少预留 1...
