Wed Jan 8 2020 09:50:23

Asterisk developer's documentation


ast_rtp Struct Reference

RTP session description. More...

Data Fields

struct ast_sockaddr alt_rtp_address
 
struct ast_rtpbridged
 
unsigned int cycles
 
void * data
 
double drxcore
 
unsigned int dtmf_duration
 
unsigned int dtmf_timeout
 
enum ast_rtp_dtmf_mode dtmfmode
 
struct timeval dtmfmute
 
unsigned int dtmfsamples
 
struct ast_frame f
 
unsigned int flags
 
struct io_contextio
 
int * ioid
 
unsigned int last_end_timestamp
 
unsigned int last_seqno
 
unsigned int lastdigitts
 
unsigned int lasteventseqn
 
unsigned int lastitexttimestamp
 
unsigned int lastividtimestamp
 
unsigned int lastotexttimestamp
 
unsigned int lastovidtimestamp
 
struct timeval lastrx
 
format_t lastrxformat
 
int lastrxseqno
 
unsigned int lastrxts
 
unsigned int lastts
 
format_t lasttxformat
 
uint16_t learning_max_seq
 
int learning_probation
 
unsigned char rawdata [8192+AST_FRIENDLY_OFFSET]
 
struct rtp_redred
 
char resp
 
struct ast_rtcprtcp
 
int rtpholdtimeout
 
int rtpkeepalive
 
int rtptimeout
 
struct timeval rxcore
 
unsigned int rxcount
 
double rxjitter
 
unsigned int rxoctetcount
 
unsigned short rxseqno
 
unsigned int rxssrc
 
double rxtransit
 
int s
 
struct sched_contextsched
 
unsigned short seedrxseqno
 
unsigned int seedrxts
 
char send_digit
 
int send_duration
 
int send_payload
 
char sending_digit
 
unsigned short seqno
 
struct ast_smoothersmoother
 
unsigned int ssrc
 
struct ast_sockaddr strict_rtp_address
 
enum strict_rtp_state strict_rtp_state
 
unsigned int themssrc
 
struct timeval txcore
 
unsigned int txcount
 
unsigned int txoctetcount
 

Detailed Description

RTP session description.

Definition at line 119 of file res_rtp_asterisk.c.

Field Documentation

struct ast_sockaddr alt_rtp_address

Alternate remote address information

Definition at line 182 of file res_rtp_asterisk.c.

Referenced by ast_rtp_alt_remote_address_set(), and ast_rtp_read().

struct ast_rtp* bridged

Who we are Packet bridged to

Definition at line 178 of file res_rtp_asterisk.c.

Referenced by bridge_p2p_rtp_write().

unsigned int cycles

Shifted count of sequence number cycles

Definition at line 140 of file res_rtp_asterisk.c.

Referenced by ast_rtcp_write_rr(), ast_rtcp_write_sr(), and ast_rtp_read().

void* data

Definition at line 176 of file res_rtp_asterisk.c.

Referenced by ast_rtp_sendcng().

double drxcore

The double representation of the first received packet

Definition at line 167 of file res_rtp_asterisk.c.

Referenced by calc_rxstamp().

unsigned int dtmf_duration

Total duration in samples since the digit start event

Definition at line 154 of file res_rtp_asterisk.c.

Referenced by ast_rtp_read(), and process_dtmf_rfc2833().

unsigned int dtmf_timeout

When this timestamp is reached we consider END frame lost and forcibly abort digit

Definition at line 155 of file res_rtp_asterisk.c.

Referenced by ast_rtp_read(), process_dtmf_cisco(), and process_dtmf_rfc2833().

enum ast_rtp_dtmf_mode dtmfmode

The current DTMF mode of the RTP stream

Definition at line 157 of file res_rtp_asterisk.c.

Referenced by ast_rtp_dtmf_mode_get(), and ast_rtp_dtmf_mode_set().

struct timeval dtmfmute
unsigned int dtmfsamples

Definition at line 156 of file res_rtp_asterisk.c.

Referenced by create_dtmf_frame(), process_dtmf_cisco(), and process_dtmf_rfc2833().

unsigned int flags

Definition at line 164 of file res_rtp_asterisk.c.

Referenced by process_dtmf_cisco().

struct io_context* io

Definition at line 175 of file res_rtp_asterisk.c.

int* ioid

Definition at line 171 of file res_rtp_asterisk.c.

unsigned int last_end_timestamp

The last known timestamp received from an END packet

Definition at line 153 of file res_rtp_asterisk.c.

Referenced by ast_rtp_read(), and process_dtmf_rfc2833().

unsigned int last_seqno

The last known sequence number for any DTMF packet

Definition at line 152 of file res_rtp_asterisk.c.

Referenced by ast_rtp_read(), and process_dtmf_rfc2833().

unsigned int lasteventseqn

Definition at line 132 of file res_rtp_asterisk.c.

unsigned int lastitexttimestamp

Definition at line 130 of file res_rtp_asterisk.c.

Referenced by ast_rtp_read().

unsigned int lastividtimestamp

Definition at line 128 of file res_rtp_asterisk.c.

Referenced by ast_rtp_read().

unsigned int lastotexttimestamp

Definition at line 131 of file res_rtp_asterisk.c.

Referenced by ast_rtp_raw_write().

unsigned int lastovidtimestamp

Definition at line 129 of file res_rtp_asterisk.c.

Referenced by ast_rtp_raw_write().

struct timeval lastrx

timeval when we last received a packet

Definition at line 168 of file res_rtp_asterisk.c.

format_t lastrxformat

Definition at line 144 of file res_rtp_asterisk.c.

Referenced by ast_rtp_read(), process_cn_rfc3389(), and process_dtmf_cisco().

int lastrxseqno

Last received sequence number

Definition at line 133 of file res_rtp_asterisk.c.

Referenced by ast_rtcp_write_rr(), ast_rtcp_write_sr(), and ast_rtp_read().

unsigned int lastrxts

Definition at line 127 of file res_rtp_asterisk.c.

Referenced by ast_rtp_read().

format_t lasttxformat

Definition at line 143 of file res_rtp_asterisk.c.

Referenced by ast_rtp_write().

uint16_t learning_max_seq

Highest sequence number heard

Definition at line 188 of file res_rtp_asterisk.c.

Referenced by rtp_learning_rtp_seq_update(), and rtp_learning_seq_init().

int learning_probation

Sequential packets untill source is valid

Definition at line 189 of file res_rtp_asterisk.c.

Referenced by rtp_learning_rtp_seq_update(), and rtp_learning_seq_init().

unsigned char rawdata[8192+AST_FRIENDLY_OFFSET]

Definition at line 122 of file res_rtp_asterisk.c.

Referenced by ast_rtp_read(), and process_cn_rfc3389().

char resp

The current digit being processed

Definition at line 151 of file res_rtp_asterisk.c.

Referenced by ast_rtp_read(), create_dtmf_frame(), process_dtmf_cisco(), and process_dtmf_rfc2833().

int rtpholdtimeout

RTP timeout when on hold (negative or zero means disabled, negative value means temporarily disabled).

Definition at line 147 of file res_rtp_asterisk.c.

int rtpkeepalive

Send RTP comfort noice packets for keepalive

Definition at line 148 of file res_rtp_asterisk.c.

int rtptimeout

RTP timeout time (negative or zero means disabled, negative value means temporarily disabled)

Definition at line 146 of file res_rtp_asterisk.c.

struct timeval rxcore

Definition at line 165 of file res_rtp_asterisk.c.

Referenced by calc_rxstamp().

unsigned int rxcount

How many packets have we received?

Definition at line 136 of file res_rtp_asterisk.c.

Referenced by ast_rtcp_write_rr(), ast_rtcp_write_sr(), ast_rtp_get_stat(), and ast_rtp_read().

double rxjitter

Interarrival jitter at the moment in seconds

Definition at line 141 of file res_rtp_asterisk.c.

Referenced by ast_rtcp_write_rr(), ast_rtcp_write_sr(), ast_rtp_get_stat(), and calc_rxstamp().

unsigned int rxoctetcount

How many octets have we received? should be rxcount *160

Definition at line 137 of file res_rtp_asterisk.c.

unsigned short rxseqno

Definition at line 173 of file res_rtp_asterisk.c.

Referenced by ast_rtp_read(), and ast_rtp_remote_address_set().

unsigned int rxssrc

Definition at line 125 of file res_rtp_asterisk.c.

Referenced by ast_rtp_read().

double rxtransit

Relative transit time for previous packet

Definition at line 142 of file res_rtp_asterisk.c.

Referenced by calc_rxstamp().

unsigned short seedrxseqno

What sequence number did they start with?

Definition at line 134 of file res_rtp_asterisk.c.

Referenced by ast_rtcp_write_rr(), ast_rtcp_write_sr(), and ast_rtp_read().

unsigned int seedrxts

What RTP timestamp did they start with?

Definition at line 135 of file res_rtp_asterisk.c.

Referenced by calc_rxstamp().

char send_digit

digit we are sending

Definition at line 161 of file res_rtp_asterisk.c.

Referenced by ast_rtp_dtmf_begin(), ast_rtp_dtmf_continuation(), and ast_rtp_dtmf_end_with_duration().

int send_duration
int send_payload
char sending_digit

boolean - are we sending digits

Definition at line 160 of file res_rtp_asterisk.c.

Referenced by ast_rtp_dtmf_begin(), ast_rtp_dtmf_end_with_duration(), ast_rtp_raw_write(), and ast_rtp_read().

unsigned short seqno
struct ast_smoother* smoother

Definition at line 170 of file res_rtp_asterisk.c.

Referenced by ast_rtp_destroy(), and ast_rtp_write().

struct ast_sockaddr strict_rtp_address

Remote address information for strict RTP purposes

Definition at line 181 of file res_rtp_asterisk.c.

Referenced by ast_rtp_read().

Current state that strict RTP protection is in

Definition at line 180 of file res_rtp_asterisk.c.

Referenced by ast_rtp_new(), ast_rtp_read(), and ast_rtp_remote_address_set().

unsigned int themssrc

Their SSRC

Definition at line 124 of file res_rtp_asterisk.c.

Referenced by ast_rtcp_write_rr(), ast_rtcp_write_sr(), ast_rtp_get_stat(), and ast_rtp_read().

struct timeval txcore

Definition at line 166 of file res_rtp_asterisk.c.

Referenced by calc_txstamp().

unsigned int txcount

How many packets have we sent?

Definition at line 138 of file res_rtp_asterisk.c.

Referenced by ast_rtcp_write(), ast_rtcp_write_sr(), ast_rtp_get_stat(), and ast_rtp_raw_write().

unsigned int txoctetcount

How many octets have we sent? (txcount*160)

Definition at line 139 of file res_rtp_asterisk.c.

Referenced by ast_rtcp_write_sr(), and ast_rtp_raw_write().


The documentation for this struct was generated from the following file: