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[FS-6623] implement RTCP report generation

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jchavanton
2014-07-21 05:40:59 -04:00
committed by Brian West
parent 0aececa578
commit 0b7863a9b7
2 changed files with 373 additions and 97 deletions
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src/include/switch_types.h
+21 -5
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@@ -627,11 +627,27 @@ typedef struct {
double mos;
} switch_rtp_numbers_t;
typedef struct {
uint32_t packet_count;
uint32_t octet_count;
uint32_t packet_count; /* sent packet count */
uint32_t octet_count;
uint32_t peer_ssrc;
uint32_t last_rpt_ts; /* RTP timestamp at which the last report was generated and sent */
uint32_t ssrc; /* identifier of the source */
uint32_t csrc; /* contributing source 0-15 32bit each */
uint32_t last_pkt_tsdiff; /* Jitter calculation, timestamp difference between the two last received packet */
double inter_jitter; /* Jitter calculation, Interarrival jitter */
uint32_t last_rpt_ext_seq; /* Packet loss calculation, extended sequence number at the begining of this RTCP report interval */
uint16_t last_rpt_cycle; /* Packet loss calculation, sequence number cycle at the begining of the current RTCP report interval */
uint16_t period_pkt_count; /* Packet loss calculation, packet count received during this RTCP report interval */
uint16_t pkt_count; /* Packet loss calculation, packet count received during this session */
uint32_t rtcp_rtp_count; /* RTCP report generated count */
uint32_t high_ext_seq_recv; /* Packet loss calculation, highest extended sequence number received and processed for stats */
uint16_t cycle; /* Packet loss calculation, sequence number cycle of the current RTCP report interval */
uint32_t bad_seq; /* Bad SEQ found, used to detect reset on the other side */
uint16_t base_seq; /* Packet loss calculation, first sequence number received */
uint32_t cum_lost; /* Packet loss calculation, cumulative number of packet lost */
uint32_t last_recv_lsr_local; /* RTT calculation, When receiving an SR we save our local timestamp in fraction of 65536 seconds */
uint32_t last_recv_lsr_peer; /* RTT calculation, When receiving an SR we extract the middle 32bits of the remote NTP timestamp to include it in the next SR LSR */
} switch_rtcp_numbers_t;
typedef struct {
@@ -884,7 +900,7 @@ typedef struct {
#endif
#if SWITCH_BYTE_ORDER == __BIG_ENDIAN
typedef struct {
typedef struct switch_rtcp_hdr_s {
unsigned version:2; /* protocol version */
unsigned p:1; /* padding flag */
unsigned count:5; /* number of reception report blocks */
@@ -894,7 +910,7 @@ typedef struct {
#else /* BIG_ENDIAN */
typedef struct {
typedef struct switch_rtcp_hdr_s {
unsigned count:5; /* number of reception report blocks */
unsigned p:1; /* padding flag */
unsigned version:2; /* protocol version */