A PSIP table is a variant of a PES packet containing an MPEG, ATSC or DVB table. More...

#include <libmythtv/mpeg/mpegtables.h>

Inheritance diagram for PSIPTable:

Collaboration diagram for PSIPTable:

Public Member Functions
	PSIPTable (const TSPacket &tspacket, const unsigned char *pesdata, uint pes_size)

	PSIPTable (const unsigned char *pesdata)
	Constructor for viewing a section, does not create it's own data. More...

	PSIPTable (const std::vector< uint8_t > &pesdata)

	PSIPTable (const PSIPTable &)=default

	PSIPTable (const PESPacket &table)

	PSIPTable (const TSPacket &table)

uint	TableID (void) const

bool	SectionSyntaxIndicator (void) const

bool	PrivateIndicator (void) const

uint	SectionLength (void) const

uint	SectionLengthRaw (void) const

uint	TableIDExtension (void) const

uint	Version (void) const

bool	IsCurrent (void) const

uint	Section (void) const

uint	LastSection (void) const

uint	ATSCProtocolVersion (void) const

const unsigned char *	psipdata (void) const

unsigned char *	psipdata (void)

void	SetTableID (uint id)

void	SetSectionLength (uint length)

void	SetTableIDExtension (uint len)

void	SetVersionNumber (uint ver)

void	SetCurrent (bool cur)

void	SetSection (uint num)

void	SetLastSection (uint num)

void	SetATSCProtocolVersion (int ver)

bool	HasCRC (void) const override
	1 bit Cyclic Redundancy Check present More...

bool	HasSectionNumber (void) const

bool	VerifyPSIP (bool verify_crc) const

virtual QString	toString (void) const

virtual QString	toStringXML (uint indent_level) const

Public Member Functions inherited from PESPacket
	PESPacket (const unsigned char *pesdata)

	PESPacket (const std::vector< uint8_t > &pesdata)

PESPacket &	operator= (const PESPacket &pkt)=delete

	PESPacket (const PESPacket &pkt)

virtual	~PESPacket ()

bool	IsClone () const

bool	AddTSPacket (const TSPacket *tspacket, int cardid, bool &broken)

bool	IsGood () const

const TSHeader *	tsheader () const

TSHeader *	tsheader ()

void	GetAsTSPackets (std::vector< TSPacket > &output, uint cc) const
	Returns payload only PESPacket as series of TSPackets. More...

uint	StreamID () const

uint	Length () const

uint	ScramblingControl () const

bool	HighPriority () const
	1 bit Indicates if this is a high priority packet More...

bool	DataAligned () const
	1 bit Data alignment indicator (must be 0 for video) More...

bool	CopyRight () const
	1 bit If true packet may contain copy righted material and is known to have once contained materiale with copy rights. More...

bool	OriginalRecording () const
	1 bit Original Recording More...

bool	HasPTS () const
	1 bit Presentation Time Stamp field is present More...

bool	HasDTS () const
	1 bit Decoding Time Stamp field is present More...

bool	HasESCR () const
	1 bit Elementary Stream Clock Reference field is present More...

bool	HasESR () const
	1 bit Elementary Stream Rate field is present More...

bool	HasDSM () const
	1 bit DSM field present (should always be false for broadcasts) More...

bool	HasACI () const
	1 bit Additional Copy Info field is present More...

virtual bool	HasCRC () const
	1 bit Cyclic Redundancy Check present More...

bool	HasExtensionFlags () const
	1 bit Extension flags are present More...

uint64_t	PTS (void) const
	Presentation Time Stamp, present if HasPTS() is true. More...

uint64_t	DTS (void) const
	Decode Time Stamp, present if HasDTS() is true. More...

uint	TSSizeInBuffer () const

uint	PSIOffset () const

const unsigned char *	pesdata () const

unsigned char *	pesdata ()

const unsigned char *	data () const

unsigned char *	data ()

void	SetStreamID (uint id)

void	SetLength (uint len)

void	SetTotalLength (uint len)

void	SetPSIOffset (uint offset)

uint	CRC (void) const

void	SetCRC (uint crc)

uint	CalcCRC (void) const

bool	VerifyCRC (void) const

bool	VerifyCRC (int cardid, int pid) const

Static Public Member Functions
static PSIPTable	View (const TSPacket &tspacket)

static PSIPTable	ViewData (const unsigned char *pesdata)

Static Public Attributes
static const uint	kPsipOffset = 8

Static Public Attributes inherited from PESPacket
static constexpr uint	kMpegCRCSize { 4 }

Protected Member Functions
	PSIPTable (const TSPacket &tspacket, bool)

QString	XMLValues (uint indent_level) const

Protected Member Functions inherited from PESPacket
	PESPacket ()=default
	noop constructor, only for use by derived classes More...

void	Finalize ()

Private Member Functions
void	InitPESPacket (TSPacket &tspacket)
	Only handles single TS packet PES packets, for PMT/PAT tables basically. More...

Additional Inherited Members
Protected Attributes inherited from PESPacket
unsigned char *	m_pesData { nullptr }
	Pointer to PES data in full buffer. More...

unsigned char *	m_fullBuffer { nullptr }
	Pointer to allocated data. More...

uint	m_psiOffset { 0 }
	AFCOffset + StartOfFieldPointer. More...

uint	m_ccLast { 255 }
	Continuity counter of last inserted TS Packet. More...

uint	m_pesDataSize { 0 }
	Number of data bytes (TS header + PES data) More...

uint	m_allocSize { 0 }
	Total number of bytes we allocated. More...

bool	m_badPacket { false }
	true if a CRC is not good yet More...

Static Protected Attributes inherited from PESPacket
static const uint	kTheMagicNoCRCCRC = 0xFFFFFFFF

Detailed Description

A PSIP table is a variant of a PES packet containing an MPEG, ATSC or DVB table.

Definition at line 409 of file mpegtables.h.

Constructor & Destructor Documentation

◆ PSIPTable() [1/7]

PSIPTable::PSIPTable	(	const TSPacket &	tspacket,
		bool
	)

inlineprotected

Definition at line 416 of file mpegtables.h.

◆ PSIPTable() [2/7]

PSIPTable::PSIPTable	(	const TSPacket &	tspacket,
		const unsigned char *	pesdata,
		uint	pes_size
	)

inline

Definition at line 429 of file mpegtables.h.

◆ PSIPTable() [3/7]

PSIPTable::PSIPTable ( const unsigned char * pesdata )

inlineexplicit

Constructor for viewing a section, does not create it's own data.

Definition at line 446 of file mpegtables.h.

◆ PSIPTable() [4/7]

PSIPTable::PSIPTable ( const std::vector< uint8_t > & pesdata )

inlineexplicit

Definition at line 452 of file mpegtables.h.

◆ PSIPTable() [5/7]

PSIPTable::PSIPTable ( const PSIPTable & )

default

◆ PSIPTable() [6/7]

PSIPTable::PSIPTable ( const PESPacket & table )

inlineexplicit

Definition at line 462 of file mpegtables.h.

◆ PSIPTable() [7/7]

PSIPTable::PSIPTable ( const TSPacket & table )

inlineexplicit

Definition at line 468 of file mpegtables.h.

Member Function Documentation

◆ ATSCProtocolVersion()

uint PSIPTable::ATSCProtocolVersion ( void ) const

inline

Definition at line 538 of file mpegtables.h.

Referenced by toString(), and XMLValues().

◆ HasCRC()

bool PSIPTable::HasCRC ( void ) const

overridevirtual

1 bit Cyclic Redundancy Check present

Reimplemented from PESPacket.

Definition at line 100 of file mpegtables.cpp.

Referenced by MPEGStreamData::HandleTSTables().

◆ HasSectionNumber()

bool PSIPTable::HasSectionNumber ( void ) const

Definition at line 216 of file mpegtables.cpp.

Referenced by XMLValues().

◆ InitPESPacket()

void PSIPTable::InitPESPacket ( TSPacket & tspacket )

private

Only handles single TS packet PES packets, for PMT/PAT tables basically.

Definition at line 768 of file mpegtables.cpp.

◆ IsCurrent()

bool PSIPTable::IsCurrent ( void ) const

inline

Definition at line 528 of file mpegtables.h.

Referenced by MPEGStreamData::HandleTSTables(), toString(), NetworkInformationTable::toString(), ServiceDescriptionTable::toString(), BouquetAssociationTable::toString(), and XMLValues().

◆ LastSection()

uint PSIPTable::LastSection ( void ) const

inline

Definition at line 534 of file mpegtables.h.

Referenced by ChannelScanSM::HandleBAT(), ChannelScanSM::HandleNIT(), ChannelScanSM::HandleSDT(), ChannelScanSM::HandleSDTo(), MPEGStreamData::HandleTables(), ATSCStreamData::HandleTables(), DVBStreamData::HandleTables(), toString(), NetworkInformationTable::toString(), ServiceDescriptionTable::toString(), BouquetAssociationTable::toString(), ChannelScanSM::UpdateScanTransports(), VerifyPSIP(), and XMLValues().

◆ PrivateIndicator()

bool PSIPTable::PrivateIndicator ( void ) const

inline

Definition at line 501 of file mpegtables.h.

◆ psipdata() [1/2]

unsigned char * PSIPTable::psipdata ( void )

inline

Definition at line 543 of file mpegtables.h.

◆ psipdata() [2/2]

const unsigned char * PSIPTable::psipdata ( void ) const

inline

Definition at line 541 of file mpegtables.h.

Referenced by ProgramMapTable::AppendStream(), BouquetAssociationTable::BouquetDescriptors(), BouquetAssociationTable::BouquetDescriptorsLength(), PremiereContentInformationTable::ContentID(), PremiereContentInformationTable::Descriptors(), PremiereContentInformationTable::DescriptorsLength(), PremiereContentInformationTable::DurationInSeconds(), DVBEventInformationTable::LastTableID(), NetworkInformationTable::NetworkDescriptors(), NetworkInformationTable::NetworkDescriptorsLength(), ServiceDescriptionTable::OriginalNetworkID(), DVBEventInformationTable::OriginalNetworkID(), VirtualChannelTable::Parse(), EventInformationTable::Parse(), MasterGuideTable::Parse(), DVBEventInformationTable::Parse(), ProgramMapTable::Parse(), DVBEventInformationTable::SegmentLastSectionNumber(), DVBEventInformationTable::TSID(), and VerifyPSIP().

◆ Section()

uint PSIPTable::Section ( void ) const

inline

◆ SectionLength()

uint PSIPTable::SectionLength ( void ) const

inline

Definition at line 507 of file mpegtables.h.

Referenced by VerifyPSIP().

◆ SectionLengthRaw()

uint PSIPTable::SectionLengthRaw ( void ) const

inline

Definition at line 508 of file mpegtables.h.

◆ SectionSyntaxIndicator()

bool PSIPTable::SectionSyntaxIndicator ( void ) const

inline

Definition at line 499 of file mpegtables.h.

Referenced by DVBStreamHandler::RunSR().

◆ SetATSCProtocolVersion()

void PSIPTable::SetATSCProtocolVersion ( int ver )

inline

Definition at line 564 of file mpegtables.h.

◆ SetCurrent()

void PSIPTable::SetCurrent ( bool cur )

inline

Definition at line 558 of file mpegtables.h.

◆ SetLastSection()

void PSIPTable::SetLastSection ( uint num )

inline

Definition at line 561 of file mpegtables.h.

◆ SetSection()

void PSIPTable::SetSection ( uint num )

inline

Definition at line 560 of file mpegtables.h.

◆ SetSectionLength()

void PSIPTable::SetSectionLength ( uint length )

inline

Definition at line 550 of file mpegtables.h.

◆ SetTableID()

void PSIPTable::SetTableID ( uint id )

inline

Definition at line 547 of file mpegtables.h.

Referenced by NetworkInformationTable::Mutate(), and ServiceDescriptionTable::Mutate().

◆ SetTableIDExtension()

void PSIPTable::SetTableIDExtension ( uint len )

inline

Definition at line 551 of file mpegtables.h.

◆ SetVersionNumber()

void PSIPTable::SetVersionNumber ( uint ver )

inline

Definition at line 556 of file mpegtables.h.

Referenced by ProgramMapTable::Create(), and ProgramAssociationTable::Create().

◆ TableID()

uint PSIPTable::TableID ( void ) const

inline

Definition at line 496 of file mpegtables.h.

Referenced by BouquetAssociationTable::BouquetAssociationTable(), MPEGStreamData::DeleteCachedTable(), ATSCStreamData::DeleteCachedTable(), DVBStreamData::DeleteCachedTable(), DVBEventInformationTable::DVBEventInformationTable(), MPEGStreamData::HandleTables(), ATSCStreamData::HandleTables(), DVBStreamData::HandleTables(), MPEGStreamData::HandleTSTables(), HasCRC(), HasSectionNumber(), insert_crc(), MPEGStreamData::IsRedundant(), ATSCStreamData::IsRedundant(), DVBStreamData::IsRedundant(), NetworkInformationTable::Mutate(), ServiceDescriptionTable::Mutate(), NetworkInformationTable::NetworkInformationTable(), SpliceInformationTable::Parse(), PremiereContentInformationTable::PremiereContentInformationTable(), return_4096_block(), ServiceDescriptionTable::ServiceDescriptionTable(), TimeDateTable::TimeDateTable(), TimeOffsetTable::TimeOffsetTable(), toString(), VirtualChannelTable::toString(), VirtualChannelTable::toStringXML(), VerifyPSIP(), and XMLValues().

◆ TableIDExtension()

uint PSIPTable::TableIDExtension ( void ) const

inline

◆ toString()

QString PSIPTable::toString ( void ) const

virtual

◆ toStringXML()

QString PSIPTable::toStringXML ( uint indent_level ) const

virtual

Reimplemented in MasterGuideTable, VirtualChannelTable, SystemTimeTable, ProgramAssociationTable, ProgramMapTable, ConditionalAccessTable, SpliceInformationTable, SCTENetworkInformationTable, NetworkTextTable, ShortVirtualChannelTable, SCTESystemTimeTable, AggregateDataEventTable, AggregateEventInformationTable, AggregateExtendedTextTable, ProgramInformationMessageTable, and ProgramNameMessageTable.

Definition at line 807 of file mpegtables.cpp.

Referenced by PrintOutput::Output().

◆ VerifyPSIP()

bool PSIPTable::VerifyPSIP ( bool verify_crc ) const

Definition at line 242 of file mpegtables.cpp.

Referenced by MPEGStreamData::HandleTSTables().

◆ Version()

uint PSIPTable::Version ( void ) const

inline

Definition at line 522 of file mpegtables.h.

Referenced by MPEGStreamData::CreatePATSingleProgram(), MPEGStreamData::CreatePMTSingleProgram(), MPEGStreamData::HandleTables(), ATSCStreamData::HandleTables(), DVBStreamData::HandleTables(), MPEGStreamData::IsRedundant(), ATSCStreamData::IsRedundant(), DVBStreamData::IsRedundant(), DTVChannel::SetChannelByString(), toString(), MPEGStreamData::VersionPATSingleProgram(), MPEGStreamData::VersionPMTSingleProgram(), and XMLValues().

◆ View()

static PSIPTable PSIPTable::View ( const TSPacket & tspacket )

inlinestatic

Definition at line 487 of file mpegtables.h.

Referenced by ProgramAssociationTable::CreateBlank(), and ProgramMapTable::CreateBlank().

◆ ViewData()

static PSIPTable PSIPTable::ViewData ( const unsigned char * pesdata )

inlinestatic

Definition at line 490 of file mpegtables.h.

Referenced by ProgramMapTable::ViewData().

◆ XMLValues()

QString PSIPTable::XMLValues ( uint indent_level ) const

protected

Definition at line 813 of file mpegtables.cpp.

Referenced by toStringXML(), MasterGuideTable::toStringXML(), VirtualChannelTable::toStringXML(), SystemTimeTable::toStringXML(), ProgramAssociationTable::toStringXML(), ProgramMapTable::toStringXML(), ConditionalAccessTable::toStringXML(), SCTENetworkInformationTable::toStringXML(), and ShortVirtualChannelTable::toStringXML().

Member Data Documentation

◆ kPsipOffset

const uint PSIPTable::kPsipOffset = 8

static

Definition at line 574 of file mpegtables.h.

Referenced by ProgramAssociationTable::Create(), and VerifyPSIP().

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

mythtv/libs/libmythtv/mpeg/mpegtables.h
mythtv/libs/libmythtv/mpeg/mpegtables.cpp

Public Member Functions

Static Public Member Functions

Static Public Attributes

Protected Member Functions

Private Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ PSIPTable() [1/7]

◆ PSIPTable() [2/7]

◆ PSIPTable() [3/7]

◆ PSIPTable() [4/7]

◆ PSIPTable() [5/7]

◆ PSIPTable() [6/7]

◆ PSIPTable() [7/7]

Member Function Documentation

◆ ATSCProtocolVersion()

◆ HasCRC()

◆ HasSectionNumber()

◆ InitPESPacket()

◆ IsCurrent()

◆ LastSection()

◆ PrivateIndicator()

◆ psipdata() [1/2]

◆ psipdata() [2/2]

◆ Section()

◆ SectionLength()

◆ SectionLengthRaw()

◆ SectionSyntaxIndicator()

◆ SetATSCProtocolVersion()

◆ SetCurrent()

◆ SetLastSection()

◆ SetSection()

◆ SetSectionLength()

◆ SetTableID()

◆ SetTableIDExtension()

◆ SetVersionNumber()

◆ TableID()

◆ TableIDExtension()

◆ toString()

◆ toStringXML()

◆ VerifyPSIP()

◆ Version()

◆ View()

◆ ViewData()

◆ XMLValues()

Member Data Documentation

◆ kPsipOffset