Thu Apr 16 06:48:51 2015

Asterisk developer's documentation


ast_rtp Struct Reference

RTP session description. More...

Collaboration diagram for ast_rtp:

Collaboration graph
[legend]

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

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 [read]

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().

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 [read]

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().

struct ast_frame f [read]

unsigned int flags

Definition at line 164 of file res_rtp_asterisk.c.

Referenced by process_dtmf_cisco().

struct io_context* io [read]

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 lastdigitts

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 [read]

timeval when we last received a packet

Definition at line 168 of file res_rtp_asterisk.c.

Definition at line 144 of file res_rtp_asterisk.c.

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

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().

unsigned int lastts

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().

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().

struct rtp_red* red [read]

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().

struct ast_rtcp* rtcp [read]

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.

Send RTP comfort noice packets for keepalive

Definition at line 148 of file res_rtp_asterisk.c.

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 [read]

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().

int s

struct sched_context* sched [read]

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().

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 [read]

Definition at line 170 of file res_rtp_asterisk.c.

Referenced by ast_rtp_destroy(), and ast_rtp_write().

unsigned int ssrc

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 [read]

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:

Generated on Thu Apr 16 06:48:51 2015 for Asterisk - The Open Source Telephony Project by  doxygen 1.5.6