#include <libmythtv/DVD/mythdvdbuffer.h>

Inheritance diagram for MythDVDBuffer:

Collaboration diagram for MythDVDBuffer:

Public Member Functions
	MythDVDBuffer (const QString &Filename)

	~MythDVDBuffer () override

bool	IsOpen (void) const override

bool	IsBookmarkAllowed (void) override

bool	IsSeekingAllowed (void) override

int	BestBufferSize (void) override

bool	IsInStillFrame (void) const override

bool	OpenFile (const QString &Filename, std::chrono::milliseconds Retry=kDefaultOpenTimeout) override
	Opens a dvd device for reading. More...

bool	HandleAction (const QStringList &Actions, mpeg::chrono::pts Pts) override

void	IgnoreWaitStates (bool Ignore) override

bool	StartFromBeginning (void) override

long long	GetReadPosition (void) const override
	returns current position in the PGC. More...

bool	GetNameAndSerialNum (QString &Name, QString &SerialNumber) override
	Get the dvd title and serial num. More...

int	GetTitle (void) const

bool	DVDWaitingForPlayer (void) const

int	GetPart (void) const

int	GetCurrentAngle (void) const

int	GetNumAngles (void) const

long long	GetTotalReadPosition (void) const

std::chrono::seconds	GetChapterLength (void) const

void	GetChapterTimes (QList< std::chrono::seconds > &Times)

std::chrono::seconds	GetChapterTimes (int Title)

void	GetDescForPos (QString &Description) const

void	GetPartAndTitle (int &Part, int &Title) const

std::chrono::seconds	GetTotalTimeOfTitle (void) const
	get the total time of the title in seconds 90000 ticks = 1 sec More...

float	GetAspectOverride (void) const

std::chrono::seconds	GetCellStart (void) const
	get the start of the cell in seconds More...

bool	PGCLengthChanged (void)
	check if pgc length has changed More...

bool	CellChanged (void)
	check if dvd cell has changed More...

bool	IsStillFramePending (void) const

bool	AudioStreamsChanged (void) const

bool	IsWaiting (void) const

int	NumPartsInTitle (void) const

void	GetMenuSPUPkt (uint8_t *Buffer, int Size, int StreamID, uint32_t StartTime)
	Get SPU pkt from dvd menu subtitle stream. More...

uint32_t	AdjustTimestamp (uint32_t Timestamp) const

int64_t	AdjustTimestamp (int64_t Timestamp) const

MythDVDContext *	GetDVDContext (void)

int32_t	GetLastEvent (void) const

AVSubtitle *	GetMenuSubtitle (uint &Version)
	returns dvd menu button information if available. More...

int	NumMenuButtons (void) const

QRect	GetButtonCoords (void)
	get coordinates of highlighted button More...

void	ReleaseMenuButton (void)

uint	GetSubtitleLanguage (int Id)
	Get the subtitle language from the dvd. More...

int8_t	GetSubtitleTrackNum (uint StreamId)
	get the logical subtitle track/stream number from the dvd More...

bool	DecodeSubtitles (AVSubtitle Subtitle, int GotSubtitles, const uint8_t *SpuPkt, int BufSize, uint32_t StartTime)
	generate dvd subtitle bitmap or dvd menu bitmap. More...

uint	GetAudioLanguage (int Index)
	get the audio language from the dvd More...

int	GetAudioTrackNum (uint StreamId)
	get the logical track index (into PGC_AST_CTL) of the element that maps the given physical stream id. More...

int	GetAudioTrackType (uint Index)

bool	GetDVDStateSnapshot (QString &State)
	Get a snapshot of the current DVD VM state. More...

bool	RestoreDVDStateSnapshot (const QString &State)
	Restore a DVD VM from a snapshot. More...

double	GetFrameRate (void)
	used by DecoderBase for the total frame number calculation for position map support and ffw/rew. More...

bool	StartOfTitle (void) const

bool	EndOfTitle (void) const

void	PlayTitleAndPart (int Title, int Part)

void	CloseDVD (void)

bool	PlayTrack (int Track)

bool	NextTrack (void)

void	PrevTrack (void)

long long	NormalSeek (long long Time)

bool	SectorSeek (uint64_t Sector)

void	SkipStillFrame (void)

void	WaitSkip (void)

void	SkipDVDWaitingForPlayer (void)

void	UnblockReading (void)

bool	IsReadingBlocked (void)

bool	GoToMenu (const QString &str)
	jump to a dvd root or chapter menu More...

void	GoToNextProgram (void)

void	GoToPreviousProgram (void)

bool	GoBack (void)
	Attempts to back-up by trying to jump to the 'Go up' PGC, the root menu or the title menu in turn. More...

void	AudioStreamsChanged (bool Change)

std::chrono::seconds	GetCurrentTime (void) const

std::chrono::seconds	TitleTimeLeft (void) const
	returns seconds left in the title More...

void	SetTrack (uint Type, int TrackNo)
	set the dvd subtitle/audio track used More...

int	GetTrack (uint Type) const
	get the track the dvd should be playing. More...

uint16_t	GetNumAudioChannels (int Index)

void	SetDVDSpeed (void)
	set dvd speed. uses the constant DVD_DRIVE_SPEED table More...

void	SetDVDSpeed (int Speed)
	set dvd speed. More...

bool	SwitchAngle (int Angle)

void	SetParent (MythDVDPlayer *Parent)

Public Member Functions inherited from MythOpticalBuffer
	MythOpticalBuffer (MythBufferType Type)

bool	IsInMenu (void) const override

bool	IsStreamed (void) override

virtual bool	GetNameAndSerialNum (QString &Name, QString &SerialNumber)=0

Public Member Functions inherited from MythMediaBuffer
	~MythMediaBuffer () override=0
	Deletes. More...

MythBufferType	GetType () const

void	SetOldFile (bool Old)
	Tell RingBuffer if this is an old file or not. More...

void	UpdateRawBitrate (uint RawBitrate)
	Set the raw bit rate, to allow RingBuffer adjust effective bitrate. More...

void	UpdatePlaySpeed (float PlaySpeed)
	Set the play speed, to allow RingBuffer adjust effective bitrate. More...

void	EnableBitrateMonitor (bool Enable)

void	SetBufferSizeFactors (bool EstBitrate, bool Matroska)
	Tells RingBuffer that the raw bitrate may be inaccurate and the underlying container is matroska, both of which may require a larger buffer size. More...

void	SetWaitForWrite (void)

QString	GetSafeFilename (void)

QString	GetFilename (void) const

QString	GetSubtitleFilename (void) const

QString	GetLastError (void) const

bool	GetCommsError (void) const

void	ResetCommsError (void)

bool	GetStopReads (void) const

QString	GetDecoderRate (void)

QString	GetStorageRate (void)

QString	GetAvailableBuffer (void)

uint	GetBufferSize (void) const

bool	IsNearEnd (double Framerate, uint Frames) const

long long	GetWritePosition (void) const
	Returns how far into a ThreadedFileWriter file we have written. More...

long long	GetRealFileSize (void) const

bool	IsDisc (void) const

bool	IsDVD (void) const

bool	IsBD (void) const

const MythDVDBuffer *	DVD (void) const

MythDVDBuffer *	DVD (void)

const MythBDBuffer *	BD (void) const

MythBDBuffer *	BD (void)

int	Read (void *Buffer, int Count)
	This is the public method for reading from a file, it calls the appropriate read method if the file is remote or buffered, or a BD/DVD. More...

int	Peek (void *Buffer, int Count)

int	Peek (std::vector< char > &Buffer)

void	Reset (bool Full=false, bool ToAdjust=false, bool ResetInternal=false)
	Resets the read-ahead thread and our position in the file. More...

void	Pause (void)
	Pauses the read-ahead thread. More...

void	Unpause (void)
	Unpauses the read-ahead thread. More...

void	WaitForPause (void)
	Waits for Pause(void) to take effect. More...

void	Start (void)
	Starts the read-ahead thread. More...

void	StopReads (void)

void	StartReads (void)

long long	Seek (long long Position, int Whence, bool HasLock=false)

long long	SetAdjustFilesize (void)

int	GetReadBufAvail (void) const
	Returns number of bytes available for reading from buffer. More...

bool	SetReadInternalMode (bool Mode)

bool	IsReadInternalMode (void) const

bool	LiveMode (void) const
	Returns true if this RingBuffer has been assigned a LiveTVChain. More...

void	SetLiveMode (LiveTVChain *Chain)
	Assigns a LiveTVChain to this RingBuffer. More...

void	IgnoreLiveEOF (bool Ignore)
	Tells RingBuffer whether to ignore the end-of-file. More...

int	Write (const void *Buffer, uint Count)
	Writes buffer to ThreadedFileWriter::Write(const void*,uint) More...

bool	IsIOBound (void) const

void	WriterFlush (void)
	Calls ThreadedFileWriter::Flush(void) More...

void	Sync (void)
	Calls ThreadedFileWriter::Sync(void) More...

long long	WriterSeek (long long Position, int Whence, bool HasLock=false)
	Calls ThreadedFileWriter::Seek(long long,int). More...

bool	WriterSetBlocking (bool Lock=true)
	Calls ThreadedFileWriter::SetBlocking(bool) More...

virtual long long	GetReadPosition (void) const =0

virtual bool	IsOpen (void) const =0

virtual bool	IsStreamed (void)

virtual bool	IsSeekingAllowed (void)

virtual bool	IsBookmarkAllowed (void)

virtual int	BestBufferSize (void)

virtual bool	StartFromBeginning (void)

virtual void	IgnoreWaitStates (bool)

virtual bool	IsInMenu (void) const

virtual bool	IsInStillFrame (void) const

virtual bool	IsInDiscMenuOrStillFrame (void) const

virtual bool	HandleAction (const QStringList &, mpeg::chrono::pts)

virtual bool	OpenFile (const QString &Filename, std::chrono::milliseconds Retry=kDefaultOpenTimeout)=0

virtual bool	ReOpen (const QString &="")

Protected Member Functions
int	SafeRead (void *Buffer, uint Size) override

long long	SeekInternal (long long Position, int Whence) override

void	ActivateButton (void)
	Action taken when a dvd menu button is selected. More...

void	MoveButtonLeft (void)

void	MoveButtonRight (void)

void	MoveButtonUp (void)

void	MoveButtonDown (void)

bool	DVDButtonUpdate (bool ButtonMode)
	update the dvd menu button parameters when a user changes the dvd menu button position More...

void	ClearMenuSPUParameters (void)
	clears the menu SPU pkt and parameters. More...

void	ClearMenuButton (void)
	clears the dvd menu button structures More...

long long	Seek (long long Time)

void	ClearChapterCache (void)

void	SelectDefaultButton (void)
	determines the default dvd menu button to show when you initially access the dvd menu. More...

void	WaitForPlayer (void)

void	GuessPalette (uint32_t *RGBAPalette, PaletteArray Palette, AlphaArray Alpha)
	converts palette values from YUV to RGB More...

Protected Member Functions inherited from MythMediaBuffer
	MythMediaBuffer (MythBufferType Type)

void	run (void) override
	Runs the Qt event loop unless we have a QRunnable, in which case we run the runnable run instead. More...

void	CreateReadAheadBuffer (void)

void	CalcReadAheadThresh (void)
	Calculates m_fillMin, m_fillThreshold, and m_readBlockSize from the estimated effective bitrate of the stream. More...

bool	PauseAndWait (void)

int	ReadPriv (void *Buffer, int Count, bool Peek)
	When possible reads from the read-ahead buffer, otherwise reads directly from the device. More...

int	ReadDirect (void *Buffer, int Count, bool Peek)

bool	WaitForReadsAllowed (void)

int	WaitForAvail (int Count, std::chrono::milliseconds Timeout)

int	ReadBufFree (void) const
	Returns number of bytes available for reading into buffer. More...

int	ReadBufAvail (void) const
	Returns number of bytes available for reading from buffer. More...

void	ResetReadAhead (long long NewInternal)
	Restart the read-ahead thread at the 'newinternal' position. More...

void	KillReadAheadThread (void)
	Stops the read-ahead thread, and waits for it to stop. More...

uint64_t	UpdateDecoderRate (uint64_t Latest=0)

uint64_t	UpdateStorageRate (uint64_t Latest=0)

virtual int	SafeRead (void *Buffer, uint Size)=0

virtual long long	GetRealFileSizeInternal (void) const

virtual long long	SeekInternal (long long Position, int Whence)=0

Protected Member Functions inherited from MThread
virtual void	run (void)
	Runs the Qt event loop unless we have a QRunnable, in which case we run the runnable run instead. More...

int	exec (void)
	Enters the qt event loop. call exit or quit to exit thread. More...

	MThread (const QString &objectName)
	Standard constructor. More...

	MThread (const QString &objectName, QRunnable *runnable)
	Use this constructor if you want the default run() method to run the QRunnable's run() method instead of entering the Qt event loop. More...

virtual	~MThread ()

	MThread (const MThread &)=delete

MThread &	operator= (const MThread &)=delete

void	RunProlog (void)
	Sets up a thread, call this if you reimplement run(). More...

void	RunEpilog (void)
	Cleans up a thread's resources, call this if you reimplement run(). More...

QThread *	qthread (void)
	Returns the thread, this will always return the same pointer no matter how often you restart the thread. More...

void	setObjectName (const QString &name)

QString	objectName (void) const

void	setPriority (QThread::Priority priority)

QThread::Priority	priority (void) const

bool	isFinished (void) const

bool	isRunning (void) const

void	setStackSize (uint stackSize)

uint	stackSize (void) const

void	exit (int retcode=0)
	Use this to exit from the thread if you are using a Qt event loop. More...

void	start (QThread::Priority p=QThread::InheritPriority)
	Tell MThread to start running the thread in the near future. More...

void	terminate (void)
	Kill a thread unsafely. More...

void	quit (void)
	calls exit(0) More...

bool	wait (std::chrono::milliseconds time=std::chrono::milliseconds::max())
	Wait for the MThread to exit, with a maximum timeout. More...

Static Protected Member Functions
static uint	ConvertLangCode (uint16_t Code)
	converts the subtitle/audio lang code to iso639. More...

static uint	GetNibble (const uint8_t *Buffer, int NibbleOffset)
	copied from ffmpeg's dvdsubdec.c More...

static int	DecodeRLE (uint8_t Bitmap, int Linesize, int Width, int Height, const uint8_t Buffer, int NibbleOffset, int BufferSize)
	decodes the bitmap from the subtitle packet. More...

static int	IsTransparent (const uint8_t *Buffer, int Pitch, int Num, const ColorArray &Colors)
	Obtained from ffmpeg dvdsubdec.c Used to find smallest bounded rectangle. More...

static int	FindSmallestBoundingRectangle (AVSubtitle *Subtitle)
	Obtained from ffmpeg dvdsubdec.c Used to find smallest bounded rect and helps prevent jerky picture during subtitle creation. More...

Static Protected Member Functions inherited from MThread
static void	setTerminationEnabled (bool enabled=true)

static void	ThreadSetup (const QString &name)
	This is to be called on startup in those few threads that haven't been ported to MThread. More...

static void	ThreadCleanup (void)
	This is to be called on exit in those few threads that haven't been ported to MThread. More...

static void	Cleanup (void)
	This will print out all the running threads, call exit(1) on each and then wait up to 5 seconds total for all the threads to exit. More...

static void	GetAllThreadNames (QStringList &list)

static void	GetAllRunningThreadNames (QStringList &list)

Protected Attributes
dvdnav_t *	m_dvdnav { nullptr }

DvdBuffer	m_dvdBlockWriteBuf { 0 }

unsigned char *	m_dvdBlockReadBuf { nullptr }

int	m_dvdBlockRPos { 0 }

int	m_dvdBlockWPos { 0 }

mpeg::chrono::pts	m_pgLength { 0_pts }

mpeg::chrono::pts	m_pgcLength { 0_pts }

mpeg::chrono::pts	m_cellStart { 0_pts }

bool	m_cellChanged { false }

bool	m_pgcLengthChanged { false }

long long	m_pgStart { 0 }

long long	m_currentpos { 0 }

int32_t	m_part { 0 }

int32_t	m_lastPart { 0 }

int32_t	m_title { 0 }

int32_t	m_lastTitle { 0 }

bool	m_playerWait { false }

int32_t	m_titleParts { 0 }

bool	m_gotStop { false }

int	m_currentTitleAngleCount { 0 }

int64_t	m_endPts { 0 }

int64_t	m_timeDiff { 0 }

std::chrono::seconds	m_still { 0s }

std::chrono::seconds	m_lastStill { 0s }

bool	m_audioStreamsChanged { false }

bool	m_dvdWaiting { false }

long long	m_titleLength { 0 }

bool	m_skipstillorwait { true }

long long	m_cellstartPos { 0 }

bool	m_buttonSelected { false }

bool	m_buttonExists { false }

bool	m_buttonSeenInCell { false }

bool	m_lastButtonSeenInCell { false }

int	m_cellid { 0 }

int	m_lastcellid { 0 }

int	m_vobid { 0 }

int	m_lastvobid { 0 }

bool	m_cellRepeated { false }

int	m_curAudioTrack { 0 }

int8_t	m_curSubtitleTrack { 0 }

bool	m_autoselectsubtitle { true }

bool	m_seeking { false }

mpeg::chrono::pts	m_seektime { 0_pts }

mpeg::chrono::pts	m_currentTime { 0_pts }

QMap< int, QList< std::chrono::seconds > >	m_chapterMap

MythDVDPlayer *	m_parent { nullptr }

float	m_forcedAspect { -1.0F }

QRecursiveMutex	m_contextLock

MythDVDContext *	m_context { nullptr }

dvdnav_status_t	m_dvdStat { DVDNAV_STATUS_OK }

int32_t	m_dvdEvent { 0 }

int32_t	m_dvdEventSize { 0 }

uint	m_buttonVersion { 1 }

int	m_buttonStreamID { 0 }

CLUTArray	m_clut { 0 }

AlphaArray	m_buttonColor { 0 }

PaletteArray	m_buttonAlpha { 0 }

QRect	m_hlButton { 0, 0, 0, 0 }

uint8_t *	m_menuSpuPkt { nullptr }

int	m_menuBuflength { 0 }

AVSubtitle	m_dvdMenuButton { }

QMutex	m_menuBtnLock

QMutex	m_seekLock

Protected Attributes inherited from MythOpticalBuffer
MythOpticalState	m_processState { PROCESS_NORMAL }

int	m_currentAngle { 0 }

bool	m_inMenu { false }

QString	m_discName

QString	m_discSerialNumber

Protected Attributes inherited from MythMediaBuffer
MythBufferType	m_type

QReadWriteLock	m_posLock

long long	m_readPos { 0 }

long long	m_writePos { 0 }

long long	m_internalReadPos { 0 }

long long	m_ignoreReadPos { -1 }

QReadWriteLock	m_rbrLock

int	m_rbrPos { 0 }

QReadWriteLock	m_rbwLock

int	m_rbwPos { 0 }

volatile bool	m_stopReads {false}

QString	m_safeFilename

QReadWriteLock	m_rwLock

QString	m_filename

QString	m_subtitleFilename

QString	m_lastError

ThreadedFileWriter *	m_tfw { nullptr }

int	m_fd2 { -1 }

bool	m_writeMode { false }

RemoteFile *	m_remotefile { nullptr }

uint	m_bufferSize { BUFFER_SIZE_MINIMUM }

bool	m_lowBuffers { false }

bool	m_fileIsMatroska { false }

bool	m_unknownBitrate { false }

bool	m_startReadAhead { false }

char *	m_readAheadBuffer { nullptr }

bool	m_readAheadRunning { false }

bool	m_reallyRunning { false }

bool	m_requestPause { false }

bool	m_paused { false }

bool	m_ateof { false }

bool	m_waitForWrite { false }

bool	m_beingWritten { false }

bool	m_readsAllowed { false }

bool	m_readsDesired { false }

volatile bool	m_recentSeek { true }

bool	m_setSwitchToNext { false }

uint	m_rawBitrate { 8000 }

float	m_playSpeed { 1.0F }

int	m_fillThreshold { 65536 }

int	m_fillMin { -1 }

int	m_readBlockSize { DEFAULT_CHUNK_SIZE}

int	m_wantToRead { 0 }

int	m_numFailures { 0 }

bool	m_commsError { false }

bool	m_oldfile { false }

LiveTVChain *	m_liveTVChain { nullptr }

bool	m_ignoreLiveEOF { false }

long long	m_readAdjust { 0 }

int	m_readOffset { 0 }

bool	m_readInternalMode { false }

bool	m_bitrateMonitorEnabled { false }

QMutex	m_decoderReadLock

QMap< std::chrono::milliseconds, uint64_t >	m_decoderReads

QMutex	m_storageReadLock

QMap< std::chrono::milliseconds, uint64_t >	m_storageReads

QWaitCondition	m_generalWait
	Condition to signal that the read ahead thread is running. More...

Protected Attributes inherited from MThread
MThreadInternal *	m_thread {nullptr}

QRunnable *	m_runnable {nullptr}

bool	m_prologExecuted {true}

bool	m_epilogExecuted {true}

Static Protected Attributes
static const QMap< int, int >	kSeekSpeedMap

Additional Inherited Members
Static Public Member Functions inherited from MythMediaBuffer
static MythMediaBuffer *	Create (const QString &Filename, bool Write, bool UseReadAhead=true, std::chrono::milliseconds Timeout=kDefaultOpenTimeout, bool StreamOnly=false)
	Creates a RingBuffer instance. More...

static QString	BitrateToString (uint64_t Rate, bool Hz=false)

static void	AVFormatInitNetwork (void)

Static Public Attributes inherited from MythMediaBuffer
static constexpr std::chrono::milliseconds	kDefaultOpenTimeout { 2s }

static constexpr std::chrono::milliseconds	kLiveTVOpenTimeout { 10s }

Protected Types inherited from MythOpticalBuffer
enum	MythOpticalState : std::uint8_t { PROCESS_NORMAL , PROCESS_REPROCESS , PROCESS_WAIT }

Detailed Description

Definition at line 37 of file mythdvdbuffer.h.

Constructor & Destructor Documentation

◆ MythDVDBuffer()

MythDVDBuffer::MythDVDBuffer ( const QString & Filename )

explicit

Definition at line 48 of file mythdvdbuffer.cpp.

◆ ~MythDVDBuffer()

MythDVDBuffer::~MythDVDBuffer ( )

override

Definition at line 54 of file mythdvdbuffer.cpp.

Member Function Documentation

◆ ActivateButton()

void MythDVDBuffer::ActivateButton ( void )

protected

Action taken when a dvd menu button is selected.

Definition at line 1395 of file mythdvdbuffer.cpp.

Referenced by HandleAction().

◆ AdjustTimestamp() [1/2]

int64_t MythDVDBuffer::AdjustTimestamp ( int64_t Timestamp ) const

Definition at line 480 of file mythdvdbuffer.cpp.

◆ AdjustTimestamp() [2/2]

uint32_t MythDVDBuffer::AdjustTimestamp ( uint32_t Timestamp ) const

Definition at line 472 of file mythdvdbuffer.cpp.

Referenced by MythDVDDecoder::ReadPacket(), and SafeRead().

◆ AudioStreamsChanged() [1/2]

void MythDVDBuffer::AudioStreamsChanged ( bool Change )

Definition at line 1920 of file mythdvdbuffer.cpp.

◆ AudioStreamsChanged() [2/2]

bool MythDVDBuffer::AudioStreamsChanged ( void ) const

Definition at line 1190 of file mythdvdbuffer.cpp.

Referenced by AvFormatDecoder::ScanStreams(), and MythDVDDecoder::StreamChangeCheck().

◆ BestBufferSize()

int MythDVDBuffer::BestBufferSize ( void )

inlineoverridevirtual

Reimplemented from MythMediaBuffer.

Definition at line 48 of file mythdvdbuffer.h.

◆ CellChanged()

bool MythDVDBuffer::CellChanged ( void )

check if dvd cell has changed

Definition at line 1178 of file mythdvdbuffer.cpp.

◆ ClearChapterCache()

void MythDVDBuffer::ClearChapterCache ( void )

protected

Definition at line 87 of file mythdvdbuffer.cpp.

Referenced by ~MythDVDBuffer().

◆ ClearMenuButton()

void MythDVDBuffer::ClearMenuButton ( void )

protected

clears the dvd menu button structures

Definition at line 1696 of file mythdvdbuffer.cpp.

Referenced by ClearMenuSPUParameters().

◆ ClearMenuSPUParameters()

void MythDVDBuffer::ClearMenuSPUParameters ( void )

protected

clears the menu SPU pkt and parameters.

necessary action during dvd menu changes

Definition at line 1717 of file mythdvdbuffer.cpp.

Referenced by GetMenuSPUPkt(), and ~MythDVDBuffer().

◆ CloseDVD()

void MythDVDBuffer::CloseDVD ( void )

Definition at line 65 of file mythdvdbuffer.cpp.

Referenced by OpenFile(), StartFromBeginning(), and ~MythDVDBuffer().

◆ ConvertLangCode()

uint MythDVDBuffer::ConvertLangCode ( uint16_t Code )

staticprotected

converts the subtitle/audio lang code to iso639.

Definition at line 1842 of file mythdvdbuffer.cpp.

Referenced by GetAudioLanguage(), and GetSubtitleLanguage().

◆ DecodeRLE()

int MythDVDBuffer::DecodeRLE	(	uint8_t *	Bitmap,
		int	Linesize,
		int	Width,
		int	Height,
		const uint8_t *	Buffer,
		int	NibbleOffset,
		int	BufferSize
	)

staticprotected

decodes the bitmap from the subtitle packet.

copied from ffmpeg's dvdsubdec.c.

Definition at line 2032 of file mythdvdbuffer.cpp.

Referenced by DecodeSubtitles().

◆ DecodeSubtitles()

bool MythDVDBuffer::DecodeSubtitles	(	AVSubtitle *	Subtitle,
		int *	GotSubtitles,
		const uint8_t *	SpuPkt,
		int	BufSize,
		uint32_t	StartTime
	)

generate dvd subtitle bitmap or dvd menu bitmap.

code obtained from ffmpeg project

Definition at line 1470 of file mythdvdbuffer.cpp.

Referenced by GetMenuSPUPkt(), and AvFormatDecoder::ProcessSubtitlePacket().

◆ DVDButtonUpdate()

bool MythDVDBuffer::DVDButtonUpdate ( bool ButtonMode )

protected

update the dvd menu button parameters when a user changes the dvd menu button position

Definition at line 1655 of file mythdvdbuffer.cpp.

Referenced by GetMenuSPUPkt(), and SafeRead().

◆ DVDWaitingForPlayer()

bool MythDVDBuffer::DVDWaitingForPlayer ( void ) const

Definition at line 436 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::VideoLoop().

◆ EndOfTitle()

bool MythDVDBuffer::EndOfTitle ( void ) const

Definition at line 1976 of file mythdvdbuffer.cpp.

◆ FindSmallestBoundingRectangle()

int MythDVDBuffer::FindSmallestBoundingRectangle ( AVSubtitle * Subtitle )

staticprotected

Obtained from ffmpeg dvdsubdec.c Used to find smallest bounded rect and helps prevent jerky picture during subtitle creation.

Definition at line 2102 of file mythdvdbuffer.cpp.

Referenced by DecodeSubtitles().

◆ GetAspectOverride()

float MythDVDBuffer::GetAspectOverride ( void ) const

Definition at line 1164 of file mythdvdbuffer.cpp.

Referenced by AvFormatDecoder::MpegPreProcessPkt().

◆ GetAudioLanguage()

uint MythDVDBuffer::GetAudioLanguage ( int Index )

get the audio language from the dvd

Definition at line 1742 of file mythdvdbuffer.cpp.

Referenced by MythDVDDecoder::GetAudioLanguage().

◆ GetAudioTrackNum()

int MythDVDBuffer::GetAudioTrackNum ( uint StreamId )

get the logical track index (into PGC_AST_CTL) of the element that maps the given physical stream id.

Parameters

stream_id The physical stream id.

Returns: The logical stream id,, or -1 if the stream can't be found.

Definition at line 1766 of file mythdvdbuffer.cpp.

Referenced by MythDVDDecoder::GetAudioLanguage(), MythDVDDecoder::GetAudioTrackType(), SafeRead(), and AvFormatDecoder::ScanStreams().

◆ GetAudioTrackType()

int MythDVDBuffer::GetAudioTrackType ( uint Index )

Definition at line 1798 of file mythdvdbuffer.cpp.

Referenced by MythDVDDecoder::GetAudioTrackType().

◆ GetButtonCoords()

QRect MythDVDBuffer::GetButtonCoords ( void )

get coordinates of highlighted button

Definition at line 1458 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::DisplayDVDButton().

◆ GetCellStart()

std::chrono::seconds MythDVDBuffer::GetCellStart ( void ) const

get the start of the cell in seconds

Definition at line 1171 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::DoJumpChapter().

◆ GetChapterLength()

std::chrono::seconds MythDVDBuffer::GetChapterLength ( void ) const

Definition at line 461 of file mythdvdbuffer.cpp.

◆ GetChapterTimes() [1/2]

std::chrono::seconds MythDVDBuffer::GetChapterTimes ( int Title )

Definition at line 383 of file mythdvdbuffer.cpp.

◆ GetChapterTimes() [2/2]

void MythDVDBuffer::GetChapterTimes ( QList< std::chrono::seconds > & Times )

Definition at line 372 of file mythdvdbuffer.cpp.

Referenced by GetChapterTimes(), MythDVDPlayer::GetChapterTimes(), and SafeRead().

◆ GetCurrentAngle()

int MythDVDBuffer::GetCurrentAngle ( void ) const

Definition at line 446 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::GetCurrentAngle().

◆ GetCurrentTime()

std::chrono::seconds MythDVDBuffer::GetCurrentTime ( void ) const

Definition at line 2006 of file mythdvdbuffer.cpp.

Referenced by MythDVDDecoder::DVDFindPosition(), MythDVDPlayer::GetMillisecondsPlayed(), TitleTimeLeft(), and MythDVDDecoder::UpdateFramesPlayed().

◆ GetDescForPos()

void MythDVDBuffer::GetDescForPos ( QString & Description ) const

Definition at line 241 of file mythdvdbuffer.cpp.

◆ GetDVDContext()

MythDVDContext * MythDVDBuffer::GetDVDContext ( void )

Definition at line 488 of file mythdvdbuffer.cpp.

Referenced by MythDVDDecoder::ProcessDataPacket().

◆ GetDVDStateSnapshot()

bool MythDVDBuffer::GetDVDStateSnapshot ( QString & State )

Get a snapshot of the current DVD VM state.

Definition at line 1936 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::SetBookmark().

◆ GetFrameRate()

double MythDVDBuffer::GetFrameRate ( void )

used by DecoderBase for the total frame number calculation for position map support and ffw/rew.

FPS for a dvd is determined by AFD::normalized_fps

dvdnav_get_video_format: 0 - NTSC, 1 - PAL

Definition at line 1963 of file mythdvdbuffer.cpp.

Referenced by DecoderBase::PosMapFromDb().

◆ GetLastEvent()

int32_t MythDVDBuffer::GetLastEvent ( void ) const

Definition at line 496 of file mythdvdbuffer.cpp.

Referenced by MythDVDDecoder::ReadPacket().

◆ GetMenuSPUPkt()

void MythDVDBuffer::GetMenuSPUPkt	(	uint8_t *	Buffer,
		int	Size,
		int	StreamID,
		uint32_t	StartTime
	)

Get SPU pkt from dvd menu subtitle stream.

Definition at line 1406 of file mythdvdbuffer.cpp.

Referenced by AvFormatDecoder::ProcessSubtitlePacket().

◆ GetMenuSubtitle()

AVSubtitle * MythDVDBuffer::GetMenuSubtitle ( uint & Version )

returns dvd menu button information if available.

Definition at line 1436 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::DisplayDVDButton().

◆ GetNameAndSerialNum()

bool MythDVDBuffer::GetNameAndSerialNum	(	QString &	Name,
		QString &	SerialNumber
	)

overridevirtual

Get the dvd title and serial num.

Implements MythOpticalBuffer.

Definition at line 1927 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::EventStart(), MythDVDPlayer::GetBookmark(), MythDVDPlayer::SetBookmark(), and TV::ShowLCDDVDInfo().

◆ GetNibble()

uint MythDVDBuffer::GetNibble	(	const uint8_t *	Buffer,
		int	NibbleOffset
	)

staticprotected

copied from ffmpeg's dvdsubdec.c

Definition at line 2078 of file mythdvdbuffer.cpp.

Referenced by DecodeRLE().

◆ GetNumAngles()

int MythDVDBuffer::GetNumAngles ( void ) const

Definition at line 451 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::GetNumAngles().

◆ GetNumAudioChannels()

uint16_t MythDVDBuffer::GetNumAudioChannels ( int Index )

Definition at line 1908 of file mythdvdbuffer.cpp.

◆ GetPart()

int MythDVDBuffer::GetPart ( void ) const

Definition at line 441 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::GetCurrentChapter().

◆ GetPartAndTitle()

void MythDVDBuffer::GetPartAndTitle	(	int &	Part,
		int &	Title
	)		const

Definition at line 466 of file mythdvdbuffer.cpp.

Referenced by TV::ShowLCDDVDInfo().

◆ GetReadPosition()

long long MythDVDBuffer::GetReadPosition ( void ) const

overridevirtual

returns current position in the PGC.

Implements MythMediaBuffer.

Definition at line 416 of file mythdvdbuffer.cpp.

Referenced by SafeRead().

◆ GetSubtitleLanguage()

uint MythDVDBuffer::GetSubtitleLanguage ( int Id )

Get the subtitle language from the dvd.

Definition at line 1817 of file mythdvdbuffer.cpp.

Referenced by MythDVDDecoder::PostProcessTracks().

◆ GetSubtitleTrackNum()

int8_t MythDVDBuffer::GetSubtitleTrackNum ( uint StreamId )

get the logical subtitle track/stream number from the dvd

Parameters

stream_id the stream id, range 0-31

Definition at line 1827 of file mythdvdbuffer.cpp.

Referenced by MythDVDDecoder::PostProcessTracks().

◆ GetTitle()

int MythDVDBuffer::GetTitle ( void ) const

Definition at line 431 of file mythdvdbuffer.cpp.

◆ GetTotalReadPosition()

long long MythDVDBuffer::GetTotalReadPosition ( void ) const

Definition at line 456 of file mythdvdbuffer.cpp.

Referenced by DecoderBase::PosMapFromDb().

◆ GetTotalTimeOfTitle()

std::chrono::seconds MythDVDBuffer::GetTotalTimeOfTitle ( void ) const

get the total time of the title in seconds 90000 ticks = 1 sec

Definition at line 1159 of file mythdvdbuffer.cpp.

Referenced by IsBookmarkAllowed(), DecoderBase::PosMapFromDb(), TV::ShowLCDDVDInfo(), DecoderBase::SyncPositionMap(), and TitleTimeLeft().

◆ GetTrack()

int MythDVDBuffer::GetTrack ( uint Type ) const

get the track the dvd should be playing.

can either be set by the user using MythDVDBuffer::SetTrack or determined from the dvd IFO.

Parameters

type	use either kTrackTypeSubtitle or kTrackTypeAudio

Definition at line 1899 of file mythdvdbuffer.cpp.

Referenced by MythDVDDecoder::PostProcessTracks().

◆ GoBack()

bool MythDVDBuffer::GoBack ( void )

Attempts to back-up by trying to jump to the 'Go up' PGC, the root menu or the title menu in turn.

Returns: true if a jump was possible, false if not.

Definition at line 1276 of file mythdvdbuffer.cpp.

Referenced by TV::ActiveHandleAction().

◆ GoToMenu()

bool MythDVDBuffer::GoToMenu ( const QString & str )

jump to a dvd root or chapter menu

Definition at line 1252 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::GoToMenu().

◆ GoToNextProgram()

void MythDVDBuffer::GoToNextProgram ( void )

Definition at line 1314 of file mythdvdbuffer.cpp.

◆ GoToPreviousProgram()

void MythDVDBuffer::GoToPreviousProgram ( void )

Definition at line 1323 of file mythdvdbuffer.cpp.

◆ GuessPalette()

void MythDVDBuffer::GuessPalette	(	uint32_t *	RGBAPalette,
		PaletteArray	Palette,
		AlphaArray	Alpha
	)

protected

converts palette values from YUV to RGB

Definition at line 2012 of file mythdvdbuffer.cpp.

Referenced by DecodeSubtitles(), and DVDButtonUpdate().

◆ HandleAction()

bool MythDVDBuffer::HandleAction	(	const QStringList &	Actions,
		mpeg::chrono::pts	Pts
	)

overridevirtual

Reimplemented from MythMediaBuffer.

Definition at line 1332 of file mythdvdbuffer.cpp.

◆ IgnoreWaitStates()

void MythDVDBuffer::IgnoreWaitStates ( bool Ignore )

overridevirtual

Reimplemented from MythMediaBuffer.

Definition at line 1353 of file mythdvdbuffer.cpp.

◆ IsBookmarkAllowed()

bool MythDVDBuffer::IsBookmarkAllowed ( void )

overridevirtual

Reimplemented from MythMediaBuffer.

Definition at line 221 of file mythdvdbuffer.cpp.

◆ IsInStillFrame()

bool MythDVDBuffer::IsInStillFrame ( void ) const

overridevirtual

Reimplemented from MythMediaBuffer.

Definition at line 226 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::DisplayPauseFrame(), TV::DVDJumpForward(), MythDVDPlayer::PrepareAudioSample(), TV::ShowLCDDVDInfo(), MythDVDPlayer::StillFrameCheck(), and MythDVDPlayer::VideoLoop().

◆ IsOpen()

bool MythDVDBuffer::IsOpen ( void ) const

overridevirtual

Implements MythMediaBuffer.

Definition at line 216 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::GetCurrentAngle(), and MythDVDPlayer::GetNumAngles().

◆ IsReadingBlocked()

bool MythDVDBuffer::IsReadingBlocked ( void )

Definition at line 1245 of file mythdvdbuffer.cpp.

Referenced by MythDVDDecoder::ReadPacket().

◆ IsSeekingAllowed()

bool MythDVDBuffer::IsSeekingAllowed ( void )

overridevirtual

Reimplemented from MythMediaBuffer.

Definition at line 231 of file mythdvdbuffer.cpp.

◆ IsStillFramePending()

bool MythDVDBuffer::IsStillFramePending ( void ) const

Definition at line 1185 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::VideoLoop().

◆ IsTransparent()

int MythDVDBuffer::IsTransparent	(	const uint8_t *	Buffer,
		int	Pitch,
		int	Num,
		const ColorArray &	Colors
	)

staticprotected

Obtained from ffmpeg dvdsubdec.c Used to find smallest bounded rectangle.

Definition at line 2087 of file mythdvdbuffer.cpp.

Referenced by FindSmallestBoundingRectangle().

◆ IsWaiting()

bool MythDVDBuffer::IsWaiting ( void ) const

Definition at line 1195 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::VideoLoop().

◆ MoveButtonDown()

void MythDVDBuffer::MoveButtonDown ( void )

protected

Definition at line 1385 of file mythdvdbuffer.cpp.

Referenced by HandleAction().

◆ MoveButtonLeft()

void MythDVDBuffer::MoveButtonLeft ( void )

protected

Definition at line 1358 of file mythdvdbuffer.cpp.

Referenced by HandleAction().

◆ MoveButtonRight()

void MythDVDBuffer::MoveButtonRight ( void )

protected

Definition at line 1367 of file mythdvdbuffer.cpp.

Referenced by HandleAction().

◆ MoveButtonUp()

void MythDVDBuffer::MoveButtonUp ( void )

protected

Definition at line 1376 of file mythdvdbuffer.cpp.

Referenced by HandleAction().

◆ NextTrack()

bool MythDVDBuffer::NextTrack ( void )

Definition at line 1130 of file mythdvdbuffer.cpp.

◆ NormalSeek()

long long MythDVDBuffer::NormalSeek ( long long Time )

Definition at line 148 of file mythdvdbuffer.cpp.

Referenced by SeekInternal().

◆ NumMenuButtons()

int MythDVDBuffer::NumMenuButtons ( void ) const

Definition at line 1731 of file mythdvdbuffer.cpp.

Referenced by ActivateButton(), DecodeSubtitles(), MythDVDPlayer::DisplayDVDButton(), GetMenuSubtitle(), HandleAction(), MoveButtonDown(), MoveButtonLeft(), MoveButtonRight(), MoveButtonUp(), AvFormatDecoder::ProcessSubtitlePacket(), and SelectDefaultButton().

◆ NumPartsInTitle()

int MythDVDBuffer::NumPartsInTitle ( void ) const

Definition at line 1200 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::GetNumChapters(), and TV::ShowLCDDVDInfo().

◆ OpenFile()

bool MythDVDBuffer::OpenFile	(	const QString &	Filename,
		std::chrono::milliseconds	Retry = `kDefaultOpenTimeout`
	)

overridevirtual

Opens a dvd device for reading.

Parameters

lfilename Path of the dvd device to read.

Returns: Returns true if the dvd was opened.

Implements MythMediaBuffer.

Definition at line 260 of file mythdvdbuffer.cpp.

Referenced by MythDVDBuffer(), and StartFromBeginning().

◆ PGCLengthChanged()

bool MythDVDBuffer::PGCLengthChanged ( void )

check if pgc length has changed

Definition at line 1207 of file mythdvdbuffer.cpp.

Referenced by MythDVDDecoder::StreamChangeCheck().

◆ PlayTitleAndPart()

void MythDVDBuffer::PlayTitleAndPart	(	int	Title,
		int	Part
	)

Definition at line 1981 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::InitialSeek().

◆ PlayTrack()

bool MythDVDBuffer::PlayTrack ( int Track )

Definition at line 1117 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::DoJumpChapter().

◆ PrevTrack()

void MythDVDBuffer::PrevTrack ( void )

Definition at line 1144 of file mythdvdbuffer.cpp.

◆ ReleaseMenuButton()

void MythDVDBuffer::ReleaseMenuButton ( void )

Definition at line 1451 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::DisplayDVDButton().

◆ RestoreDVDStateSnapshot()

bool MythDVDBuffer::RestoreDVDStateSnapshot ( const QString & State )

Restore a DVD VM from a snapshot.

Definition at line 1952 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::VideoStart().

◆ SafeRead()

int MythDVDBuffer::SafeRead	(	void *	Buffer,
		uint	Size
	)

overrideprotectedvirtual

Implements MythMediaBuffer.

Definition at line 525 of file mythdvdbuffer.cpp.

◆ SectorSeek()

bool MythDVDBuffer::SectorSeek ( uint64_t Sector )

Definition at line 154 of file mythdvdbuffer.cpp.

Referenced by MythDVDDecoder::CheckContext(), and MythDVDDecoder::ProcessVideoPacket().

◆ Seek()

long long MythDVDBuffer::Seek ( long long Time )

protected

Definition at line 171 of file mythdvdbuffer.cpp.

Referenced by NormalSeek(), PlayTrack(), and PrevTrack().

◆ SeekInternal()

long long MythDVDBuffer::SeekInternal	(	long long	Position,
		int	Whence
	)

overrideprotectedvirtual

Implements MythMediaBuffer.

Definition at line 96 of file mythdvdbuffer.cpp.

◆ SelectDefaultButton()

void MythDVDBuffer::SelectDefaultButton ( void )

protected

determines the default dvd menu button to show when you initially access the dvd menu.

Definition at line 1860 of file mythdvdbuffer.cpp.

Referenced by GetMenuSPUPkt().

◆ SetDVDSpeed() [1/2]

void MythDVDBuffer::SetDVDSpeed ( int Speed )

set dvd speed.

Definition at line 1994 of file mythdvdbuffer.cpp.

◆ SetDVDSpeed() [2/2]

void MythDVDBuffer::SetDVDSpeed ( void )

set dvd speed. uses the constant DVD_DRIVE_SPEED table

Definition at line 1987 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::ChangeSpeed(), CloseDVD(), OpenFile(), and SetDVDSpeed().

◆ SetParent()

void MythDVDBuffer::SetParent ( MythDVDPlayer * Parent )

Definition at line 2192 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::EventEnd(), and MythDVDPlayer::EventStart().

◆ SetTrack()

void MythDVDBuffer::SetTrack	(	uint	Type,
		int	TrackNo
	)

set the dvd subtitle/audio track used

Parameters

type	currently kTrackTypeSubtitle or kTrackTypeAudio
trackNo	if -1 then autoselect the track num from the dvd IFO

Definition at line 1880 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::DisableCaptions(), MythDVDPlayer::EnableCaptions(), MythDVDPlayer::InitialSeek(), and MythDVDPlayer::SetTrack().

◆ SkipDVDWaitingForPlayer()

void MythDVDBuffer::SkipDVDWaitingForPlayer ( void )

Definition at line 1235 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::VideoLoop().

◆ SkipStillFrame()

void MythDVDBuffer::SkipStillFrame ( void )

Definition at line 1214 of file mythdvdbuffer.cpp.

Referenced by SafeRead(), and MythDVDPlayer::StillFrameCheck().

◆ StartFromBeginning()

bool MythDVDBuffer::StartFromBeginning ( void )

overridevirtual

Reimplemented from MythMediaBuffer.

Definition at line 328 of file mythdvdbuffer.cpp.

◆ StartOfTitle()

bool MythDVDBuffer::StartOfTitle ( void ) const

Definition at line 1971 of file mythdvdbuffer.cpp.

◆ SwitchAngle()

bool MythDVDBuffer::SwitchAngle ( int Angle )

Definition at line 2177 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::SwitchAngle().

◆ TitleTimeLeft()

std::chrono::seconds MythDVDBuffer::TitleTimeLeft ( void ) const

returns seconds left in the title

Definition at line 2001 of file mythdvdbuffer.cpp.

Referenced by MythDVDPlayer::CalcMaxFFTime(), and DecoderBase::DoFastForward().

◆ UnblockReading()

void MythDVDBuffer::UnblockReading ( void )

Definition at line 1240 of file mythdvdbuffer.cpp.

Referenced by MythDVDDecoder::ReadPacket().

◆ WaitForPlayer()

void MythDVDBuffer::WaitForPlayer ( void )

protected

Definition at line 501 of file mythdvdbuffer.cpp.

Referenced by SafeRead().

◆ WaitSkip()

void MythDVDBuffer::WaitSkip ( void )

Definition at line 1227 of file mythdvdbuffer.cpp.

Referenced by SafeRead(), and MythDVDPlayer::VideoLoop().

Member Data Documentation

◆ kSeekSpeedMap

const QMap< int, int > MythDVDBuffer::kSeekSpeedMap

staticprotected

Initial value:

=
{ {  3,  1 }, {  5,  2 }, { 10,   4 }, {  20,  8 },
  { 30, 10 }, { 60, 15 }, { 120, 20 }, { 180, 60 } }

Definition at line 197 of file mythdvdbuffer.h.

Referenced by Seek().

◆ m_audioStreamsChanged

bool MythDVDBuffer::m_audioStreamsChanged { false }

protected

Definition at line 177 of file mythdvdbuffer.h.

Referenced by AudioStreamsChanged(), CloseDVD(), SafeRead(), and StartFromBeginning().

◆ m_autoselectsubtitle

bool MythDVDBuffer::m_autoselectsubtitle { true }

protected

Definition at line 193 of file mythdvdbuffer.h.

Referenced by SafeRead(), and SetTrack().

◆ m_buttonAlpha

PaletteArray MythDVDBuffer::m_buttonAlpha { 0 }

protected

Definition at line 210 of file mythdvdbuffer.h.

Referenced by DecodeSubtitles(), and DVDButtonUpdate().

◆ m_buttonColor

AlphaArray MythDVDBuffer::m_buttonColor { 0 }

protected

Definition at line 209 of file mythdvdbuffer.h.

Referenced by DecodeSubtitles(), and DVDButtonUpdate().

◆ m_buttonExists

bool MythDVDBuffer::m_buttonExists { false }

protected

Definition at line 183 of file mythdvdbuffer.h.

Referenced by ClearMenuButton(), GetButtonCoords(), GetMenuSPUPkt(), GetMenuSubtitle(), and SafeRead().

◆ m_buttonSeenInCell

bool MythDVDBuffer::m_buttonSeenInCell { false }

protected

Definition at line 184 of file mythdvdbuffer.h.

Referenced by SafeRead().

◆ m_buttonSelected

bool MythDVDBuffer::m_buttonSelected { false }

protected

Definition at line 182 of file mythdvdbuffer.h.

Referenced by GetMenuSPUPkt(), and SafeRead().

◆ m_buttonStreamID

int MythDVDBuffer::m_buttonStreamID { 0 }

protected

Definition at line 207 of file mythdvdbuffer.h.

Referenced by GetMenuSPUPkt(), and SafeRead().

◆ m_buttonVersion

uint MythDVDBuffer::m_buttonVersion { 1 }

protected

Definition at line 206 of file mythdvdbuffer.h.

Referenced by GetMenuSubtitle().

◆ m_cellChanged

bool MythDVDBuffer::m_cellChanged { false }

protected

Definition at line 161 of file mythdvdbuffer.h.

Referenced by CellChanged(), and SafeRead().

◆ m_cellid

int MythDVDBuffer::m_cellid { 0 }

protected

Definition at line 186 of file mythdvdbuffer.h.

Referenced by SafeRead().

◆ m_cellRepeated

bool MythDVDBuffer::m_cellRepeated { false }

protected

Definition at line 190 of file mythdvdbuffer.h.

Referenced by SafeRead(), and SelectDefaultButton().

◆ m_cellStart

mpeg::chrono::pts MythDVDBuffer::m_cellStart { 0_pts }

protected

Definition at line 160 of file mythdvdbuffer.h.

Referenced by GetCellStart(), and SafeRead().

◆ m_cellstartPos

long long MythDVDBuffer::m_cellstartPos { 0 }

protected

Definition at line 181 of file mythdvdbuffer.h.

Referenced by SafeRead().

◆ m_chapterMap

QMap<int, QList<std::chrono::seconds> > MythDVDBuffer::m_chapterMap

protected

Definition at line 198 of file mythdvdbuffer.h.

Referenced by ClearChapterCache(), and GetChapterTimes().

◆ m_clut

CLUTArray MythDVDBuffer::m_clut { 0 }

protected

Definition at line 208 of file mythdvdbuffer.h.

Referenced by GuessPalette(), and SafeRead().

◆ m_context

MythDVDContext* MythDVDBuffer::m_context { nullptr }

protected

Definition at line 202 of file mythdvdbuffer.h.

Referenced by CloseDVD(), GetDVDContext(), OpenFile(), SafeRead(), and StartFromBeginning().

◆ m_contextLock

QRecursiveMutex MythDVDBuffer::m_contextLock

protected

Definition at line 201 of file mythdvdbuffer.h.

Referenced by CloseDVD(), GetDVDContext(), OpenFile(), SafeRead(), and StartFromBeginning().

◆ m_curAudioTrack

int MythDVDBuffer::m_curAudioTrack { 0 }

protected

Definition at line 191 of file mythdvdbuffer.h.

Referenced by GetTrack(), SafeRead(), and SetTrack().

◆ m_currentpos

long long MythDVDBuffer::m_currentpos { 0 }

protected

Definition at line 164 of file mythdvdbuffer.h.

Referenced by SafeRead(), and Seek().

◆ m_currentTime

mpeg::chrono::pts MythDVDBuffer::m_currentTime { 0_pts }

protected

Definition at line 196 of file mythdvdbuffer.h.

Referenced by GetCurrentTime(), and SafeRead().

◆ m_currentTitleAngleCount

int MythDVDBuffer::m_currentTitleAngleCount { 0 }

protected

Definition at line 172 of file mythdvdbuffer.h.

Referenced by GetNumAngles(), and SafeRead().

◆ m_curSubtitleTrack

int8_t MythDVDBuffer::m_curSubtitleTrack { 0 }

protected

Definition at line 192 of file mythdvdbuffer.h.

Referenced by GetTrack(), SafeRead(), and SetTrack().

◆ m_dvdBlockReadBuf

unsigned char* MythDVDBuffer::m_dvdBlockReadBuf { nullptr }

protected

Definition at line 155 of file mythdvdbuffer.h.

◆ m_dvdBlockRPos

int MythDVDBuffer::m_dvdBlockRPos { 0 }

protected

Definition at line 156 of file mythdvdbuffer.h.

◆ m_dvdBlockWPos

int MythDVDBuffer::m_dvdBlockWPos { 0 }

protected

Definition at line 157 of file mythdvdbuffer.h.

◆ m_dvdBlockWriteBuf

DvdBuffer MythDVDBuffer::m_dvdBlockWriteBuf { 0 }

protected

Definition at line 154 of file mythdvdbuffer.h.

Referenced by SafeRead().

◆ m_dvdEvent

int32_t MythDVDBuffer::m_dvdEvent { 0 }

protected

Definition at line 204 of file mythdvdbuffer.h.

Referenced by GetLastEvent(), IsSeekingAllowed(), and SafeRead().

◆ m_dvdEventSize

int32_t MythDVDBuffer::m_dvdEventSize { 0 }

protected

Definition at line 205 of file mythdvdbuffer.h.

Referenced by SafeRead().

◆ m_dvdMenuButton

AVSubtitle MythDVDBuffer::m_dvdMenuButton { }

protected

Definition at line 214 of file mythdvdbuffer.h.

Referenced by ClearMenuButton(), DVDButtonUpdate(), GetMenuSPUPkt(), and GetMenuSubtitle().

◆ m_dvdnav

dvdnav_t* MythDVDBuffer::m_dvdnav { nullptr }

protected

◆ m_dvdStat

dvdnav_status_t MythDVDBuffer::m_dvdStat { DVDNAV_STATUS_OK }

protected

Definition at line 203 of file mythdvdbuffer.h.

Referenced by SafeRead().

◆ m_dvdWaiting

bool MythDVDBuffer::m_dvdWaiting { false }

protected

Definition at line 178 of file mythdvdbuffer.h.

Referenced by IsWaiting(), SafeRead(), and WaitSkip().

◆ m_endPts

int64_t MythDVDBuffer::m_endPts { 0 }

protected

Definition at line 173 of file mythdvdbuffer.h.

Referenced by SafeRead(), and StartFromBeginning().

◆ m_forcedAspect

float MythDVDBuffer::m_forcedAspect { -1.0F }

protected

Definition at line 200 of file mythdvdbuffer.h.

Referenced by GetAspectOverride(), and SafeRead().

◆ m_gotStop

bool MythDVDBuffer::m_gotStop { false }

protected

Definition at line 171 of file mythdvdbuffer.h.

Referenced by CloseDVD(), NextTrack(), PlayTrack(), PrevTrack(), SafeRead(), Seek(), and StartFromBeginning().

◆ m_hlButton

QRect MythDVDBuffer::m_hlButton { 0, 0, 0, 0 }

protected

Definition at line 211 of file mythdvdbuffer.h.

Referenced by ClearMenuSPUParameters(), DVDButtonUpdate(), and GetButtonCoords().

◆ m_lastButtonSeenInCell

bool MythDVDBuffer::m_lastButtonSeenInCell { false }

protected

Definition at line 185 of file mythdvdbuffer.h.

Referenced by SafeRead().

◆ m_lastcellid

int MythDVDBuffer::m_lastcellid { 0 }

protected

Definition at line 187 of file mythdvdbuffer.h.

Referenced by SafeRead().

◆ m_lastPart

int32_t MythDVDBuffer::m_lastPart { 0 }

protected

Definition at line 166 of file mythdvdbuffer.h.

Referenced by SafeRead().

◆ m_lastStill

std::chrono::seconds MythDVDBuffer::m_lastStill { 0s }

protected

Definition at line 176 of file mythdvdbuffer.h.

Referenced by SafeRead().

◆ m_lastTitle

int32_t MythDVDBuffer::m_lastTitle { 0 }

protected

Definition at line 168 of file mythdvdbuffer.h.

Referenced by SafeRead().

◆ m_lastvobid

int MythDVDBuffer::m_lastvobid { 0 }

protected

Definition at line 189 of file mythdvdbuffer.h.

Referenced by SafeRead().

◆ m_menuBtnLock

QMutex MythDVDBuffer::m_menuBtnLock

protected

Definition at line 215 of file mythdvdbuffer.h.

Referenced by GetMenuSPUPkt(), GetMenuSubtitle(), ReleaseMenuButton(), SafeRead(), and ~MythDVDBuffer().

◆ m_menuBuflength

int MythDVDBuffer::m_menuBuflength { 0 }

protected

Definition at line 213 of file mythdvdbuffer.h.

Referenced by ClearMenuSPUParameters(), GetMenuSPUPkt(), and GetMenuSubtitle().

◆ m_menuSpuPkt

uint8_t* MythDVDBuffer::m_menuSpuPkt { nullptr }

protected

Definition at line 212 of file mythdvdbuffer.h.

Referenced by ClearMenuSPUParameters(), and GetMenuSPUPkt().

◆ m_parent

MythDVDPlayer* MythDVDBuffer::m_parent { nullptr }

protected

Definition at line 199 of file mythdvdbuffer.h.

Referenced by DVDButtonUpdate(), SafeRead(), Seek(), SetParent(), and SkipStillFrame().

◆ m_part

int32_t MythDVDBuffer::m_part { 0 }

protected

Definition at line 165 of file mythdvdbuffer.h.

Referenced by EndOfTitle(), GetDescForPos(), GetPart(), GetPartAndTitle(), NextTrack(), PrevTrack(), SafeRead(), and StartOfTitle().

◆ m_pgcLength

mpeg::chrono::pts MythDVDBuffer::m_pgcLength { 0_pts }

protected

Definition at line 159 of file mythdvdbuffer.h.

Referenced by GetTotalTimeOfTitle(), and SafeRead().

◆ m_pgcLengthChanged

bool MythDVDBuffer::m_pgcLengthChanged { false }

protected

Definition at line 162 of file mythdvdbuffer.h.

Referenced by PGCLengthChanged(), and SafeRead().

◆ m_pgLength

mpeg::chrono::pts MythDVDBuffer::m_pgLength { 0_pts }

protected

Definition at line 158 of file mythdvdbuffer.h.

Referenced by GetChapterLength(), and SafeRead().

◆ m_pgStart

long long MythDVDBuffer::m_pgStart { 0 }

protected

Definition at line 163 of file mythdvdbuffer.h.

Referenced by SafeRead().

◆ m_playerWait

bool MythDVDBuffer::m_playerWait { false }

protected

Definition at line 169 of file mythdvdbuffer.h.

Referenced by DVDWaitingForPlayer(), SkipDVDWaitingForPlayer(), and WaitForPlayer().

◆ m_seeking

bool MythDVDBuffer::m_seeking { false }

protected

Definition at line 194 of file mythdvdbuffer.h.

Referenced by SafeRead(), and Seek().

◆ m_seekLock

QMutex MythDVDBuffer::m_seekLock

protected

Definition at line 216 of file mythdvdbuffer.h.

Referenced by GoBack(), GoToMenu(), GoToNextProgram(), GoToPreviousProgram(), NextTrack(), NormalSeek(), PlayTrack(), PrevTrack(), SafeRead(), SectorSeek(), SetDVDSpeed(), SkipStillFrame(), StartFromBeginning(), and WaitSkip().

◆ m_seektime

mpeg::chrono::pts MythDVDBuffer::m_seektime { 0_pts }

protected

Definition at line 195 of file mythdvdbuffer.h.

Referenced by SafeRead(), and Seek().

◆ m_skipstillorwait

bool MythDVDBuffer::m_skipstillorwait { true }

protected

Definition at line 180 of file mythdvdbuffer.h.

Referenced by IgnoreWaitStates(), SafeRead(), and WaitForPlayer().

◆ m_still

std::chrono::seconds MythDVDBuffer::m_still { 0s }

protected

Definition at line 175 of file mythdvdbuffer.h.

Referenced by IsInStillFrame(), SafeRead(), and SkipStillFrame().

◆ m_timeDiff

int64_t MythDVDBuffer::m_timeDiff { 0 }

protected

Definition at line 174 of file mythdvdbuffer.h.

Referenced by AdjustTimestamp(), SafeRead(), and StartFromBeginning().

◆ m_title

int32_t MythDVDBuffer::m_title { 0 }

protected

Definition at line 167 of file mythdvdbuffer.h.

Referenced by GetChapterTimes(), GetDescForPos(), GetPartAndTitle(), GetTitle(), NextTrack(), PlayTrack(), PrevTrack(), and SafeRead().

◆ m_titleLength

long long MythDVDBuffer::m_titleLength { 0 }

protected

Definition at line 179 of file mythdvdbuffer.h.

Referenced by GetTotalReadPosition(), and SafeRead().

◆ m_titleParts

int32_t MythDVDBuffer::m_titleParts { 0 }

protected

Definition at line 170 of file mythdvdbuffer.h.

Referenced by EndOfTitle(), NextTrack(), NumPartsInTitle(), PlayTrack(), and SafeRead().

◆ m_vobid

int MythDVDBuffer::m_vobid { 0 }

protected

Definition at line 188 of file mythdvdbuffer.h.

Referenced by SafeRead().

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

mythtv/libs/libmythtv/DVD/mythdvdbuffer.h
mythtv/libs/libmythtv/DVD/mythdvdbuffer.cpp

Public Member Functions

Protected Member Functions

Static Protected Member Functions

Protected Attributes

Static Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ MythDVDBuffer()

◆ ~MythDVDBuffer()

Member Function Documentation

◆ ActivateButton()

◆ AdjustTimestamp() [1/2]

◆ AdjustTimestamp() [2/2]

◆ AudioStreamsChanged() [1/2]

◆ AudioStreamsChanged() [2/2]

◆ BestBufferSize()

◆ CellChanged()

◆ ClearChapterCache()

◆ ClearMenuButton()

◆ ClearMenuSPUParameters()

◆ CloseDVD()

◆ ConvertLangCode()

◆ DecodeRLE()

◆ DecodeSubtitles()

◆ DVDButtonUpdate()

◆ DVDWaitingForPlayer()

◆ EndOfTitle()

◆ FindSmallestBoundingRectangle()

◆ GetAspectOverride()

◆ GetAudioLanguage()

◆ GetAudioTrackNum()

◆ GetAudioTrackType()

◆ GetButtonCoords()

◆ GetCellStart()

◆ GetChapterLength()

◆ GetChapterTimes() [1/2]

◆ GetChapterTimes() [2/2]

◆ GetCurrentAngle()

◆ GetCurrentTime()

◆ GetDescForPos()

◆ GetDVDContext()

◆ GetDVDStateSnapshot()

◆ GetFrameRate()

◆ GetLastEvent()

◆ GetMenuSPUPkt()

◆ GetMenuSubtitle()

◆ GetNameAndSerialNum()

◆ GetNibble()

◆ GetNumAngles()

◆ GetNumAudioChannels()

◆ GetPart()

◆ GetPartAndTitle()

◆ GetReadPosition()

◆ GetSubtitleLanguage()

◆ GetSubtitleTrackNum()

◆ GetTitle()

◆ GetTotalReadPosition()

◆ GetTotalTimeOfTitle()

◆ GetTrack()

◆ GoBack()

◆ GoToMenu()

◆ GoToNextProgram()

◆ GoToPreviousProgram()

◆ GuessPalette()

◆ HandleAction()

◆ IgnoreWaitStates()

◆ IsBookmarkAllowed()

◆ IsInStillFrame()

◆ IsOpen()

◆ IsReadingBlocked()

◆ IsSeekingAllowed()

◆ IsStillFramePending()

◆ IsTransparent()

◆ IsWaiting()

◆ MoveButtonDown()

◆ MoveButtonLeft()

◆ MoveButtonRight()

◆ MoveButtonUp()

◆ NextTrack()