roc::rtcp::header::ReceptionReportBlock Class Reference

Reception report block. More...

#include <headers.h>

Public Member Functions
void	reset ()
	Reset to initial state (all zeros). More...
packet::stream_source_t	ssrc () const
	Get SSRC. More...
void	set_ssrc (const packet::stream_source_t s)
	Set SSRC. More...
float	fract_loss () const
	Get fraction lost. More...
void	set_fract_loss (float fract_loss)
	Set fractional loss. Fractional loss is stored in Q.8 format. More...
int64_t	cum_loss () const
	Get cumulative loss. May be negative in case of packet duplications. More...
void	set_cum_loss (int64_t cum_loss)
	Set cumulative loss. May be negative in case of packet duplications. More...
packet::ext_seqnum_t	last_seqnum () const
	Get last seqnum. More...
void	set_last_seqnum (const packet::ext_seqnum_t x)
	Set last seqnum. More...
packet::stream_timestamp_t	jitter () const
	Get jitter. More...
void	set_jitter (const packet::stream_timestamp_t x)
	Set jitter. More...
packet::ntp_timestamp_t	last_sr () const
	Get LSR. More...
void	set_last_sr (const packet::ntp_timestamp_t x)
	Set LSR. Stores only the middle 32 bits out of 64 in the NTP timestamp. More...
packet::ntp_timestamp_t	delay_last_sr () const
	Get DLSR. More...
void	set_delay_last_sr (const packet::ntp_timestamp_t x)
	Set DLSR. Stores only the middle 32 bits out of 64 in the NTP timestamp. More...

Detailed Description

Reception report block.

Part of RR and SR packets.

RFC 3550 6.4.1: "SR: Sender Report RTCP Packet" RFC 3550 6.4.2: "RR: Receiver Report RTCP Packet"

 0                   1                   2                   3
 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|                             SSRC                              |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| fraction lost |       cumulative number of packets lost       |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|           extended highest sequence number received           |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|                      interarrival jitter                      |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|                         last SR (LSR)                         |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|                   delay since last SR (DLSR)                  |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+

Definition at line 333 of file headers.h.

Member Function Documentation

cum_loss()

int64_t roc::rtcp::header::ReceptionReportBlock::cum_loss ( ) const

inline

Get cumulative loss. May be negative in case of packet duplications.

Definition at line 420 of file headers.h.

delay_last_sr()

packet::ntp_timestamp_t roc::rtcp::header::ReceptionReportBlock::delay_last_sr ( ) const

inline

Get DLSR.

Definition at line 482 of file headers.h.

fract_loss()

float roc::rtcp::header::ReceptionReportBlock::fract_loss ( ) const

inline

Get fraction lost.

Definition at line 388 of file headers.h.

jitter()

packet::stream_timestamp_t roc::rtcp::header::ReceptionReportBlock::jitter ( ) const

inline

Get jitter.

Definition at line 461 of file headers.h.

last_seqnum()

packet::ext_seqnum_t roc::rtcp::header::ReceptionReportBlock::last_seqnum ( ) const

inline

Get last seqnum.

Definition at line 451 of file headers.h.

last_sr()

packet::ntp_timestamp_t roc::rtcp::header::ReceptionReportBlock::last_sr ( ) const

inline

Get LSR.

Definition at line 471 of file headers.h.

reset()

void roc::rtcp::header::ReceptionReportBlock::reset ( )

inline

Reset to initial state (all zeros).

Definition at line 371 of file headers.h.

set_cum_loss()

void roc::rtcp::header::ReceptionReportBlock::set_cum_loss ( int64_t  cum_loss )

inline

Set cumulative loss. May be negative in case of packet duplications.

Definition at line 436 of file headers.h.

set_delay_last_sr()

void roc::rtcp::header::ReceptionReportBlock::set_delay_last_sr ( const packet::ntp_timestamp_t  x )

inline

Set DLSR. Stores only the middle 32 bits out of 64 in the NTP timestamp.

Definition at line 488 of file headers.h.

set_fract_loss()

void roc::rtcp::header::ReceptionReportBlock::set_fract_loss ( float  fract_loss )

inline

Set fractional loss. Fractional loss is stored in Q.8 format.

Definition at line 399 of file headers.h.

set_jitter()

void roc::rtcp::header::ReceptionReportBlock::set_jitter ( const packet::stream_timestamp_t  x )

inline

Set jitter.

Definition at line 466 of file headers.h.

set_last_seqnum()

void roc::rtcp::header::ReceptionReportBlock::set_last_seqnum ( const packet::ext_seqnum_t  x )

inline

Set last seqnum.

Definition at line 456 of file headers.h.

set_last_sr()

void roc::rtcp::header::ReceptionReportBlock::set_last_sr ( const packet::ntp_timestamp_t  x )

inline

Set LSR. Stores only the middle 32 bits out of 64 in the NTP timestamp.

Definition at line 477 of file headers.h.

set_ssrc()

void roc::rtcp::header::ReceptionReportBlock::set_ssrc ( const packet::stream_source_t  s )

inline

Set SSRC.

Definition at line 383 of file headers.h.

ssrc()

packet::stream_source_t roc::rtcp::header::ReceptionReportBlock::ssrc ( ) const

inline

Get SSRC.

Definition at line 378 of file headers.h.

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

• roc_rtcp/headers.h