pp-rtp.h

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#ifndef JANUS_PP_RTP
#define JANUS_PP_RTP
 
#if defined(__MACH__) || defined(__FreeBSD__)
#include <machine/endian.h>
#define __BYTE_ORDER BYTE_ORDER
#define __BIG_ENDIAN BIG_ENDIAN
#define __LITTLE_ENDIAN LITTLE_ENDIAN
#else
#include <endian.h>
#endif
 
#include <glib.h>
 
#define JANUS_PP_RTP_EXTMAP_AUDIO_LEVEL                 "urn:ietf:params:rtp-hdrext:ssrc-audio-level"
#define JANUS_PP_RTP_EXTMAP_VIDEO_ORIENTATION   "urn:3gpp:video-orientation"
 
typedef struct janus_pp_rtp_header
{
#if __BYTE_ORDER == __BIG_ENDIAN
        uint16_t version:2;
        uint16_t padding:1;
        uint16_t extension:1;
        uint16_t csrccount:4;
        uint16_t markerbit:1;
        uint16_t type:7;
#elif __BYTE_ORDER == __LITTLE_ENDIAN
        uint16_t csrccount:4;
        uint16_t extension:1;
        uint16_t padding:1;
        uint16_t version:2;
        uint16_t type:7;
        uint16_t markerbit:1;
#endif
        uint16_t seq_number;
        uint32_t timestamp;
        uint32_t ssrc;
        uint32_t csrc[16];
} janus_pp_rtp_header;
 
typedef struct janus_pp_rtp_header_extension {
        uint16_t type;
        uint16_t length;
} janus_pp_rtp_header_extension;
 
typedef struct janus_pp_frame_packet {
        janus_pp_rtp_header *header; /* Pointer to RTP header */
        int version;    /* Version of the .mjr file (2=has timestamps) */
        uint32_t p_ts;  /* Packet timestamp as saved by Janus (if available) */
        uint16_t seq;   /* RTP Sequence number */
        uint64_t ts;    /* RTP Timestamp */
        uint16_t len;   /* Length of the data */
        int pt;                 /* Payload type of the data */
        long offset;    /* Offset of the data in the file */
        int skip;               /* Bytes to skip, besides the RTP header */
        uint8_t drop;   /* Whether this packet can be dropped (e.g., padding)*/
        int audiolevel; /* Value of audio level in RTP extension, if parsed */
        int rotation;   /* Value of rotation in RTP extension, if parsed */
        struct janus_pp_frame_packet *next;
        struct janus_pp_frame_packet *prev;
} janus_pp_frame_packet;
 
#endif