EITScanner Class Reference

Acts as glue between ChannelBase, EITSource and EITHelper. More...

#include <libmythtv/eitscanner.h>

Inheritance diagram for EITScanner:

Collaboration diagram for EITScanner:

Public Member Functions
	EITScanner (uint cardnum)
	~EITScanner () override
void	StartEITEventProcessing (ChannelBase *channel, EITSource *eitSource)
	Start inserting Event Information Tables from the multiplex we happen to be tuned to into the database. More...
void	StopEITEventProcessing (void)
	Stops inserting Event Information Tables into DB. More...
void	StartActiveScan (TVRec *rec, std::chrono::seconds max_seconds_per_multiplex)
	Start active EIT scan. More...
void	StopActiveScan (void)
	Stop active EIT scan. More...

Protected Member Functions
void	run (void) override
	This runs the event loop for EITScanner until 'm_exitThread' is true. More...

Private Member Functions
void	TeardownAll (void)
	Stop active scan, delete thread and delete eithelper. More...
void	RescheduleRecordings (void)
	Tells scheduler about programming changes. More...

Private Attributes
QMutex	m_lock
ChannelBase *	m_channel {nullptr}
EITSource *	m_eitSource {nullptr}
EITHelper *	m_eitHelper {nullptr}
MThread *	m_eventThread {nullptr}
volatile bool	m_exitThread {false}
QWaitCondition	m_exitThreadCond
TVRec *	m_rec {nullptr}
volatile bool	m_activeScan {false}
volatile bool	m_activeScanStopped {true}
QWaitCondition	m_activeScanCond
QDateTime	m_activeScanNextTrig
std::chrono::seconds	m_activeScanTrigTime {0s}
QStringList	m_activeScanChannels
QStringList::iterator	m_activeScanNextChan
uint	m_cardnum {0}
uint	m_sourceid {0}
QString	m_sourceName
uint	m_eitCount {0}
uint	m_mplexid {0}

Detailed Description

Acts as glue between ChannelBase, EITSource and EITHelper.

This is the class where the "EIT Crawl" is implemented.

Definition at line 28 of file eitscanner.h.

Constructor & Destructor Documentation

EITScanner()

EITScanner::EITScanner ( uint  cardnum )

explicit

Definition at line 35 of file eitscanner.cpp.

~EITScanner()

EITScanner::~EITScanner ( )

inlineoverride

Definition at line 32 of file eitscanner.h.

Member Function Documentation

StartEITEventProcessing()

void EITScanner::StartEITEventProcessing	(	ChannelBase *	channel,
		EITSource *	eitSource
	)

Start inserting Event Information Tables from the multiplex we happen to be tuned to into the database.

Definition at line 188 of file eitscanner.cpp.

Referenced by TVRec::TuningSignalCheck().

StopEITEventProcessing()

void EITScanner::StopEITEventProcessing

(

void

)

Stops inserting Event Information Tables into DB.

Definition at line 221 of file eitscanner.cpp.

Referenced by StopActiveScan(), and TVRec::TuningShutdowns().

StartActiveScan()

void EITScanner::StartActiveScan	(	TVRec *	rec,
		std::chrono::seconds	max_seconds_per_multiplex
	)

Start active EIT scan.

Definition at line 253 of file eitscanner.cpp.

Referenced by TVRec::run().

StopActiveScan()

void EITScanner::StopActiveScan

(

void

)

Stop active EIT scan.

Definition at line 333 of file eitscanner.cpp.

Referenced by TVRec::EnableActiveScan(), TVRec::HandleStateChange(), TVRec::run(), TeardownAll(), and TVRec::TuningShutdowns().

run()

void EITScanner::run ( void  )

overrideprotected

This runs the event loop for EITScanner until 'm_exitThread' is true.

Definition at line 79 of file eitscanner.cpp.

TeardownAll()

void EITScanner::TeardownAll ( void  )

private

Stop active scan, delete thread and delete eithelper.

Definition at line 55 of file eitscanner.cpp.

Referenced by ~EITScanner().

RescheduleRecordings()

void EITScanner::RescheduleRecordings ( void  )

private

Tells scheduler about programming changes.

Definition at line 179 of file eitscanner.cpp.

Referenced by run(), and StopEITEventProcessing().

Member Data Documentation

m_lock

QMutex EITScanner::m_lock

private

Definition at line 47 of file eitscanner.h.

Referenced by run(), StartActiveScan(), StartEITEventProcessing(), StopActiveScan(), StopEITEventProcessing(), and TeardownAll().

m_channel

ChannelBase* EITScanner::m_channel {nullptr}

private

Definition at line 48 of file eitscanner.h.

Referenced by StartEITEventProcessing(), and StopEITEventProcessing().

m_eitSource

EITSource* EITScanner::m_eitSource {nullptr}

private

Definition at line 49 of file eitscanner.h.

Referenced by StartEITEventProcessing(), and StopEITEventProcessing().

m_eitHelper

EITHelper* EITScanner::m_eitHelper {nullptr}

private

Definition at line 51 of file eitscanner.h.

Referenced by EITScanner(), RescheduleRecordings(), run(), StartEITEventProcessing(), StopEITEventProcessing(), and TeardownAll().

m_eventThread

MThread* EITScanner::m_eventThread {nullptr}

private

Definition at line 52 of file eitscanner.h.

Referenced by EITScanner(), and TeardownAll().

m_exitThread

volatile bool EITScanner::m_exitThread {false}

private

Definition at line 53 of file eitscanner.h.

Referenced by run(), and TeardownAll().

m_exitThreadCond

QWaitCondition EITScanner::m_exitThreadCond

private

Definition at line 54 of file eitscanner.h.

Referenced by run(), StopActiveScan(), and TeardownAll().

m_rec

TVRec* EITScanner::m_rec {nullptr}

private

Definition at line 56 of file eitscanner.h.

Referenced by run(), StartActiveScan(), and StopActiveScan().

m_activeScan

volatile bool EITScanner::m_activeScan {false}

private

Definition at line 57 of file eitscanner.h.

Referenced by run(), StartActiveScan(), StartEITEventProcessing(), and StopActiveScan().

m_activeScanStopped

volatile bool EITScanner::m_activeScanStopped {true}

private

Definition at line 58 of file eitscanner.h.

Referenced by run(), StartActiveScan(), and StopActiveScan().

m_activeScanCond

QWaitCondition EITScanner::m_activeScanCond

private

Definition at line 59 of file eitscanner.h.

Referenced by run(), and StopActiveScan().

m_activeScanNextTrig

QDateTime EITScanner::m_activeScanNextTrig

private

Definition at line 60 of file eitscanner.h.

Referenced by run(), and StartActiveScan().

m_activeScanTrigTime

std::chrono::seconds EITScanner::m_activeScanTrigTime {0s}

private

Definition at line 61 of file eitscanner.h.

Referenced by run(), and StartActiveScan().

m_activeScanChannels

QStringList EITScanner::m_activeScanChannels

private

Definition at line 62 of file eitscanner.h.

Referenced by run(), and StartActiveScan().

m_activeScanNextChan

QStringList::iterator EITScanner::m_activeScanNextChan

private

Definition at line 63 of file eitscanner.h.

Referenced by run(), and StartActiveScan().

m_cardnum

uint EITScanner::m_cardnum {0}

private

Definition at line 65 of file eitscanner.h.

m_sourceid

uint EITScanner::m_sourceid {0}

private

Definition at line 66 of file eitscanner.h.

Referenced by EITScanner(), run(), StartActiveScan(), StartEITEventProcessing(), StopActiveScan(), and StopEITEventProcessing().

m_sourceName

QString EITScanner::m_sourceName

private

Definition at line 67 of file eitscanner.h.

Referenced by EITScanner(), run(), StartActiveScan(), StartEITEventProcessing(), StopActiveScan(), and StopEITEventProcessing().

m_eitCount

uint EITScanner::m_eitCount {0}

private

Definition at line 68 of file eitscanner.h.

Referenced by run(), and StopEITEventProcessing().

m_mplexid

uint EITScanner::m_mplexid {0}

private

Definition at line 69 of file eitscanner.h.

Referenced by run(), and StartEITEventProcessing().

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

• mythtv/libs/libmythtv/eitscanner.h
• mythtv/libs/libmythtv/eitscanner.cpp