cJitterTracker Class Reference

Jitter Tracker. More...

#include <jittertracker.h>

Public Member Functions
	cJitterTracker (const char *identifier)
void	PacketReceived (void)
	Called each time a packet is received.
void	Reset (void)
	Resets the jitter tracker.
int	GetLongTermMaxJitterMs (void)
int	GetShortTermMaxJitterMs (void)

Private Attributes
int64_t	m_lastDiffMs = 0
std::chrono::steady_clock::time_point	m_lastTime
std::atomic< int >	m_shortTermMaxJitterMs = 0
int	m_packetCounter = 0
std::atomic< int >	m_longTermMaxJitterMs = 0
bool	m_firstPacket = true
bool	m_secondPacket = true
const char *	m_identifier

Detailed Description

Jitter Tracker.

Definition at line 21 of file jittertracker.h.

Constructor & Destructor Documentation

cJitterTracker()

cJitterTracker::cJitterTracker ( const char *  identifier )

inline

Definition at line 23 of file jittertracker.h.

Member Function Documentation

GetLongTermMaxJitterMs()

int cJitterTracker::GetLongTermMaxJitterMs ( void  )

inline

Definition at line 26 of file jittertracker.h.

References m_longTermMaxJitterMs.

Referenced by cSoftHdDevice::PlayAudio(), and cSoftHdDevice::PlayVideoInternal().

GetShortTermMaxJitterMs()

int cJitterTracker::GetShortTermMaxJitterMs ( void  )

inline

Definition at line 27 of file jittertracker.h.

References m_shortTermMaxJitterMs.

Referenced by cSoftHdDevice::PlayAudio(), and cSoftHdDevice::PlayVideoInternal().

PacketReceived()

void cJitterTracker::PacketReceived

(

void

)

Called each time a packet is received.

Calculates the diff in PTS to the last received packet and compares that to the diff of the wall clock time of the last received packet to now.

Definition at line 22 of file jittertracker.cpp.

References m_firstPacket, m_lastDiffMs, m_lastTime, m_longTermMaxJitterMs, m_packetCounter, m_secondPacket, and m_shortTermMaxJitterMs.

Referenced by cSoftHdDevice::PlayAudio(), and cSoftHdDevice::PlayVideoInternal().

Reset()

void cJitterTracker::Reset

(

void

)

Resets the jitter tracker.

Definition at line 68 of file jittertracker.cpp.

References m_firstPacket, m_lastDiffMs, m_longTermMaxJitterMs, m_packetCounter, m_secondPacket, and m_shortTermMaxJitterMs.

Referenced by cSoftHdDevice::OnEnteringState().

Member Data Documentation

m_firstPacket

bool cJitterTracker::m_firstPacket = true

private

Definition at line 35 of file jittertracker.h.

Referenced by PacketReceived(), and Reset().

m_identifier

const char* cJitterTracker::m_identifier

private

Definition at line 37 of file jittertracker.h.

m_lastDiffMs

int64_t cJitterTracker::m_lastDiffMs = 0

private

Definition at line 30 of file jittertracker.h.

Referenced by PacketReceived(), and Reset().

m_lastTime

std::chrono::steady_clock::time_point cJitterTracker::m_lastTime

private

Definition at line 31 of file jittertracker.h.

Referenced by PacketReceived().

m_longTermMaxJitterMs

std::atomic<int> cJitterTracker::m_longTermMaxJitterMs = 0

private

Definition at line 34 of file jittertracker.h.

Referenced by GetLongTermMaxJitterMs(), PacketReceived(), and Reset().

m_packetCounter

int cJitterTracker::m_packetCounter = 0

private

Definition at line 33 of file jittertracker.h.

Referenced by PacketReceived(), and Reset().

m_secondPacket

bool cJitterTracker::m_secondPacket = true

private

Definition at line 36 of file jittertracker.h.

Referenced by PacketReceived(), and Reset().

m_shortTermMaxJitterMs

std::atomic<int> cJitterTracker::m_shortTermMaxJitterMs = 0

private

Definition at line 32 of file jittertracker.h.

Referenced by GetShortTermMaxJitterMs(), PacketReceived(), and Reset().

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

• jittertracker.h
• jittertracker.cpp