cDvbTuner Class Reference

Public Member Functions
	cDvbTuner (const cDvbDevice *Device, int Fd_Frontend, int Adapter, int Frontend)
virtual	~cDvbTuner ()
int	FrontendType (void) const
bool	Bond (cDvbTuner *Tuner)
void	UnBond (void)
bool	BondingOk (const cChannel *Channel, bool ConsiderOccupied=false) const
const cChannel *	GetTransponder (void) const
uint32_t	SubsystemId (void) const
bool	IsTunedTo (const cChannel *Channel) const
void	SetChannel (const cChannel *Channel)
bool	Locked (int TimeoutMs=0)
const cPositioner *	Positioner (void) const
int	GetSignalStrength (void) const
int	GetSignalQuality (void) const
Public Member Functions inherited from cThread
	cThread (const char *Description=NULL, bool LowPriority=false)
virtual	~cThread ()
void	SetDescription (const char *Description,...) __attribute__((format(printf
void bool	Start (void)
bool	Active (void)

Private Types
enum	eTunerStatus {   tsIdle, tsSet, tsPositioning, tsTuned,   tsLocked }

Private Member Functions
bool	SetFrontendType (const cChannel *Channel)
cString	GetBondingParams (const cChannel *Channel=NULL) const
cDvbTuner *	GetBondedMaster (void)
bool	IsBondedMaster (void) const
void	ClearEventQueue (void) const
bool	GetFrontendStatus (fe_status_t &Status) const
cPositioner *	GetPositioner (void)
void	ExecuteDiseqc (const cDiseqc *Diseqc, unsigned int *Frequency)
void	ResetToneAndVoltage (void)
bool	SetFrontend (void)
virtual void	Action (void)

Private Attributes
int	frontendType
const cDvbDevice *	device
int	fd_frontend
int	adapter
int	frontend
uint32_t	subsystemId
int	tuneTimeout
int	lockTimeout
time_t	lastTimeoutReport
cChannel	channel
const cDiseqc *	lastDiseqc
int	diseqcOffset
int	lastSource
cPositioner *	positioner
const cScr *	scr
bool	lnbPowerTurnedOn
eTunerStatus	tunerStatus
cMutex	mutex
cCondVar	locked
cCondVar	newSet
cDvbTuner *	bondedTuner
bool	bondedMaster

Static Private Attributes
static cMutex	bondMutex

Additional Inherited Members
Static Public Member Functions inherited from cThread
static tThreadId	ThreadId (void)
static tThreadId	IsMainThread (void)
static void	SetMainThreadId (void)
Protected Member Functions inherited from cThread
void	SetPriority (int Priority)
void	SetIOPriority (int Priority)
void	Lock (void)
void	Unlock (void)
bool	Running (void)
void	Cancel (int WaitSeconds=0)

Detailed Description

Definition at line 303 of file dvbdevice.c.

Member Enumeration Documentation

enum cDvbTuner::eTunerStatus

private

Enumerator
tsIdle
tsSet
tsPositioning
tsTuned
tsLocked

Definition at line 306 of file dvbdevice.c.

Constructor & Destructor Documentation

cDvbTuner::cDvbTuner	(	const cDvbDevice *	Device,
		int	Fd_Frontend,
		int	Adapter,
		int	Frontend
	)

Definition at line 358 of file dvbdevice.c.

References cDvbDeviceProbe::GetSubsystemId().

cDvbTuner::~cDvbTuner ( )

virtual

Definition at line 382 of file dvbdevice.c.

Member Function Documentation

void cDvbTuner::Action ( void  )

privatevirtual

A derived cThread class must implement the code it wants to execute as a separate thread in this function.

If this is a loop, it must check Running() repeatedly to see whether it's time to stop.

Implements cThread.

Definition at line 929 of file dvbdevice.c.

References esyslog, isyslog, SCR_RANDOM_TIMEOUT, cTimeMs::Set(), and cTimeMs::TimedOut().

bool cDvbTuner::Bond

(

cDvbTuner *

Tuner

)

Definition at line 397 of file dvbdevice.c.

References adapter, bondedTuner, dsyslog, esyslog, and frontend.

Referenced by cDvbDevice::Bond().

bool cDvbTuner::BondingOk	(	const cChannel *	Channel,
		bool	ConsiderOccupied = false
	)		const

Definition at line 446 of file dvbdevice.c.

References IDLEPRIORITY.

void cDvbTuner::ClearEventQueue ( void  ) const

private

Definition at line 538 of file dvbdevice.c.

References cPoller::Poll(), and TUNER_POLL_TIMEOUT.

void cDvbTuner::ExecuteDiseqc ( const cDiseqc *  Diseqc, unsigned int *  Frequency  )

private

Definition at line 702 of file dvbdevice.c.

References CHECK, cDiseqc::daCodes, cDiseqc::daMiniA, cDiseqc::daMiniB, cDiseqc::daNone, cDiseqc::daPositionA, cDiseqc::daPositionN, cDiseqc::daScr, cDiseqc::daToneOff, cDiseqc::daToneOn, cDiseqc::daVoltage13, cDiseqc::daVoltage18, cDiseqc::daWait, esyslog, cDiseqc::Execute(), cPositioner::GotoAngle(), cPositioner::GotoPosition(), cPositioner::IsMoving(), cDiseqc::IsScr(), cMutex::Lock(), cSource::Position(), cDiseqc::Position(), and cMutex::Unlock().

int cDvbTuner::FrontendType ( void  ) const

inline

Definition at line 342 of file dvbdevice.c.

cDvbTuner * cDvbTuner::GetBondedMaster ( void  )

private

Definition at line 462 of file dvbdevice.c.

References dsyslog.

cString cDvbTuner::GetBondingParams ( const cChannel *  Channel = NULL ) const

private

Definition at line 429 of file dvbdevice.c.

References cSetup::DiSEqC, Diseqcs, cChannel::Frequency(), cDiseqcs::Get(), cSetup::LnbSLOF, cChannel::Parameters(), Setup, cChannel::Source(), and cString::sprintf().

Referenced by SetChannel().

bool cDvbTuner::GetFrontendStatus ( fe_status_t &  Status ) const

private

Definition at line 548 of file dvbdevice.c.

cPositioner * cDvbTuner::GetPositioner ( void  )

private

Definition at line 693 of file dvbdevice.c.

References cPositioner::GetPositioner().

int cDvbTuner::GetSignalQuality

(

void

)

const

Definition at line 592 of file dvbdevice.c.

References constrain(), and LOCK_THRESHOLD.

int cDvbTuner::GetSignalStrength

(

void

)

const

Definition at line 563 of file dvbdevice.c.

const cChannel* cDvbTuner::GetTransponder ( void  ) const

inline

Definition at line 346 of file dvbdevice.c.

bool cDvbTuner::IsBondedMaster ( void  ) const

inlineprivate

Definition at line 331 of file dvbdevice.c.

bool cDvbTuner::IsTunedTo

(

const cChannel *

Channel

)

const

Definition at line 483 of file dvbdevice.c.

References cChannel::Parameters(), cChannel::Source(), and cChannel::Transponder().

bool cDvbTuner::Locked

(

int

TimeoutMs = 0

)

Definition at line 526 of file dvbdevice.c.

const cPositioner* cDvbTuner::Positioner ( void  ) const

inline

Definition at line 351 of file dvbdevice.c.

References bondMutex.

void cDvbTuner::ResetToneAndVoltage ( void  )

private

Definition at line 759 of file dvbdevice.c.

References CHECK.

void cDvbTuner::SetChannel

(

const cChannel *

Channel

)

Definition at line 493 of file dvbdevice.c.

References bondedTuner, cDevice::DelLivePids(), GetBondingParams(), cDevice::PrimaryDevice(), and SetChannel().

Referenced by SetChannel().

bool cDvbTuner::SetFrontend ( void  )

private

Definition at line 781 of file dvbdevice.c.

References ATSC_LOCK_TIMEOUT, ATSC_TUNE_TIMEOUT, CHECK, cSetup::DiSEqC, Diseqcs, DTV_DVBT2_PLP_ID_LEGACY, DTV_STREAM_ID, DvbApiVersion, DVBC_LOCK_TIMEOUT, DVBC_TUNE_TIMEOUT, DVBS_LOCK_TIMEOUT, DVBS_TUNE_TIMEOUT, DVBT_LOCK_TIMEOUT, DVBT_TUNE_TIMEOUT, esyslog, FrequencyToHz(), cDiseqcs::Get(), GetRequiredDeliverySystem(), cSetup::LnbFrequHi, cSetup::LnbFrequLo, cSetup::LnbSLOF, MAXFRONTENDCMDS, SETCMD, Setup, and SYS_DVBT2.

bool cDvbTuner::SetFrontendType ( const cChannel *  Channel )

private

uint32_t cDvbTuner::SubsystemId ( void  ) const

inline

Definition at line 347 of file dvbdevice.c.

void cDvbTuner::UnBond

(

void

)

Definition at line 413 of file dvbdevice.c.

References dsyslog.

Member Data Documentation

int cDvbTuner::adapter

private

Definition at line 310 of file dvbdevice.c.

Referenced by Bond().

bool cDvbTuner::bondedMaster

private

Definition at line 327 of file dvbdevice.c.

cDvbTuner* cDvbTuner::bondedTuner

private

Definition at line 326 of file dvbdevice.c.

Referenced by Bond(), and SetChannel().

cMutex cDvbTuner::bondMutex

staticprivate

Definition at line 305 of file dvbdevice.c.

Referenced by Positioner().

cChannel cDvbTuner::channel

private

Definition at line 315 of file dvbdevice.c.

const cDvbDevice* cDvbTuner::device

private

Definition at line 308 of file dvbdevice.c.

int cDvbTuner::diseqcOffset

private

Definition at line 317 of file dvbdevice.c.

int cDvbTuner::fd_frontend

private

Definition at line 309 of file dvbdevice.c.

int cDvbTuner::frontend

private

Definition at line 310 of file dvbdevice.c.

Referenced by Bond().

int cDvbTuner::frontendType

private

Definition at line 307 of file dvbdevice.c.

const cDiseqc* cDvbTuner::lastDiseqc

private

Definition at line 316 of file dvbdevice.c.

int cDvbTuner::lastSource

private

Definition at line 318 of file dvbdevice.c.

time_t cDvbTuner::lastTimeoutReport

private

Definition at line 314 of file dvbdevice.c.

bool cDvbTuner::lnbPowerTurnedOn

private

Definition at line 321 of file dvbdevice.c.

cCondVar cDvbTuner::locked

private

Definition at line 324 of file dvbdevice.c.

int cDvbTuner::lockTimeout

private

Definition at line 313 of file dvbdevice.c.

cMutex cDvbTuner::mutex

private

Definition at line 323 of file dvbdevice.c.

cCondVar cDvbTuner::newSet

private

Definition at line 325 of file dvbdevice.c.

cPositioner* cDvbTuner::positioner

private

Definition at line 319 of file dvbdevice.c.

const cScr* cDvbTuner::scr

private

Definition at line 320 of file dvbdevice.c.

uint32_t cDvbTuner::subsystemId

private

Definition at line 311 of file dvbdevice.c.

eTunerStatus cDvbTuner::tunerStatus

private

Definition at line 322 of file dvbdevice.c.

int cDvbTuner::tuneTimeout

private

Definition at line 312 of file dvbdevice.c.

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

• dvbdevice.c