MythPlayerUIBase Class Reference

#include <mythplayeruibase.h>

Inheritance diagram for MythPlayerUIBase:

Collaboration diagram for MythPlayerUIBase:

Public Member Functions
	MythPlayerUIBase (MythMainWindow *MainWindow, TV *Tv, PlayerContext *Context, PlayerFlags Flags)
MythRender *	GetRender () const
Public Member Functions inherited from MythPlayer
	MythPlayer (PlayerContext *Context, PlayerFlags Flags=kNoFlags)
	~MythPlayer () override
virtual int	OpenFile (int Retries=4)
virtual bool	InitVideo (void)
virtual void	ReinitVideo (bool ForceUpdate)
virtual void	InitFrameInterval ()
void	SetLength (std::chrono::seconds len)
void	SetFramesPlayed (uint64_t played)
void	SetEof (EofState eof)
void	SetWatchingRecording (bool mode)
void	SetKeyframeDistance (int keyframedistance)
virtual void	SetVideoParams (int w, int h, double fps, float aspect, bool ForceUpdate, int ReferenceFrames, FrameScanType=kScan_Ignore, const QString &codecName=QString())
void	SetFileLength (std::chrono::seconds total, int frames)
void	SetDuration (std::chrono::seconds duration)
void	SetFrameRate (double fps)
QSize	GetVideoBufferSize (void) const
QSize	GetVideoSize (void) const
float	GetVideoAspect (void) const
float	GetFrameRate (void) const
bool	IsAudioNeeded (void)
int	GetFreeVideoFrames (void) const
	Returns the number of frames available for decoding onto. More...
int	GetFFRewSkip (void) const
float	GetPlaySpeed (void) const
AudioPlayer *	GetAudio (void)
float	GetNextPlaySpeed (void) const
std::chrono::seconds	GetLength (void) const
uint64_t	GetTotalFrameCount (void) const
uint64_t	GetCurrentFrameCount (void) const
uint64_t	GetFramesPlayed (void) const
virtual uint64_t	GetBookmark (void)
QString	GetError (void) const
QString	GetEncodingType (void) const
QString	GetXDS (const QString &key) const
bool	IsPaused (void) const
bool	GetRawAudioState (void) const
bool	GetLimitKeyRepeat (void) const
EofState	GetEof (void) const
bool	IsErrored (void) const
bool	IsPlaying (std::chrono::milliseconds wait_in_msec=0ms, bool wait_for=true) const
bool	AtNormalSpeed (void) const
bool	IsReallyNearEnd (void) const
	Returns true iff really near end of recording. More...
bool	IsNearEnd (void)
	Returns true iff near end of recording. More...
bool	HasTVChainNext (void) const
bool	IsWatchingInprogress (void) const
virtual InteractiveTV *	GetInteractiveTV ()
MythVideoOutput *	GetVideoOutput (void)
virtual bool	SwitchTitle (int)
virtual bool	NextTitle (void)
virtual bool	PrevTitle (void)
virtual bool	SwitchAngle (int)
virtual bool	NextAngle (void)
virtual bool	PrevAngle (void)
MythVideoFrame *	GetNextVideoFrame (void)
	Removes a frame from the available queue for decoding onto. More...
void	DeLimboFrame (MythVideoFrame *frame)
virtual void	ReleaseNextVideoFrame (MythVideoFrame *buffer, std::chrono::milliseconds timecode, bool wrap=true)
	Places frame on the queue of frames ready for display. More...
void	DiscardVideoFrame (MythVideoFrame *buffer)
	Places frame in the available frames queue. More...
void	DiscardVideoFrames (bool KeyFrame, bool Flushed)
	Places frames in the available frames queue. More...
DecoderBase *	GetDecoder (void)
	Returns the stream decoder currently in use. More...
virtual bool	HasReachedEof (void) const
void	SetDisablePassThrough (bool disabled)
void	ForceSetupAudioStream (void)
virtual bool	PrepareAudioSample (std::chrono::milliseconds &timecode)
virtual CC708Reader *	GetCC708Reader (uint=0)
virtual CC608Reader *	GetCC608Reader (uint=0)
virtual SubtitleReader *	GetSubReader (uint=0)
virtual TeletextReader *	GetTeletextReader (uint=0)
void	EnableForcedSubtitles (bool enable)
bool	ForcedSubtitlesFavored (void) const
bool	GetAllowForcedSubtitles (void) const
void	CheckTVChain ()
void	FileChangedCallback ()
virtual int	GetNumChapters (void)
virtual int	GetCurrentChapter (void)
virtual void	GetChapterTimes (QList< std::chrono::seconds > &times)
virtual int	GetNumTitles (void) const
virtual int	GetCurrentTitle (void) const
virtual std::chrono::seconds	GetTitleDuration (int) const
virtual QString	GetTitleName (int) const
virtual int	GetNumAngles (void) const
virtual int	GetCurrentAngle (void) const
virtual QString	GetAngleName (int) const
virtual bool	IsInStillFrame () const
bool	PosMapFromEnc (uint64_t start, frm_pos_map_t &posMap, frm_pos_map_t &durMap)
void	SaveTotalDuration (void)
void	ResetTotalDuration (void)
void	SaveTotalFrames (void)
void	SetErrored (const QString &reason)

Protected Slots
virtual void	InitialiseState ()

Protected Attributes
MythMainWindow *	m_mainWindow { nullptr }
TV *	m_tv { nullptr }
MythRender *	m_render { nullptr }
MythPainter *	m_painter { nullptr }
MythDisplay *	m_display { nullptr }
Protected Attributes inherited from MythPlayer
DecoderBase *	m_decoder {nullptr}
QRecursiveMutex	m_decoderChangeLock
MythVideoOutput *	m_videoOutput {nullptr}
const VideoFrameTypes *	m_renderFormats { &MythVideoFrame::kDefaultRenderFormats }
PlayerContext *	m_playerCtx {nullptr}
MythDecoderThread *	m_decoderThread {nullptr}
QThread *	m_playerThread {nullptr}
PlayerFlags	m_playerFlags
QWaitCondition	m_decoderThreadPause
QWaitCondition	m_decoderThreadUnpause
QMutex	m_decoderPauseLock
QMutex	m_decoderSeekLock
QMutex	m_bufferPauseLock
QMutex	m_videoPauseLock
QMutex	m_pauseLock
int64_t	m_decoderSeek {-1}
bool	m_totalDecoderPause {false}
bool	m_decoderPaused {false}
bool	m_inJumpToProgramPause {false}
bool	m_pauseDecoder {false}
bool	m_unpauseDecoder {false}
bool volatile	m_killDecoder {false}
bool	m_decodeOneFrame {false}
bool	m_renderOneFrame {false}
bool	m_needNewPauseFrame {false}
bool	m_bufferPaused {false}
bool	m_videoPaused {false}
bool	m_allPaused {false}
bool	m_playing {false}
QWaitCondition	m_playingWaitCond
QMutex	m_vidExitLock
QMutex	m_playingLock
QMutex	m_errorLock
QString	m_errorMsg
	Reason why NVP exited with a error. More...
int	m_errorType {kError_None}
bool	m_liveTV {false}
bool	m_watchingRecording {false}
bool	m_transcoding {false}
bool	m_hasFullPositionMap {false}
bool	m_limitKeyRepeat {false}
int	m_jumpChapter {0}
uint64_t	m_bookmarkSeek {0}
int	m_endExitPrompt
long long	m_ffTime {0}
	If m_ffTime>0, number of frames to seek forward. More...
int	m_videobufRetries {0}
	How often we have tried to wait for a video output buffer and failed. More...
uint64_t	m_framesPlayed {0}
uint64_t	m_totalFrames {0}
std::chrono::seconds	m_totalLength {0s}
std::chrono::seconds	m_totalDuration {0s}
long long	m_rewindTime {0}
std::chrono::milliseconds	m_latestVideoTimecode {-1ms}
MythPlayerAVSync	m_avSync
double	m_videoFrameRate {29.97}
	Video (input) Frame Rate (often inaccurate) More...
QString	m_codecName
	Codec Name - used by playback profile. More...
QSize	m_videoDispDim {0,0}
	Video (input) width & height. More...
QSize	m_videoDim {0,0}
	Video (input) buffer width & height. More...
int	m_maxReferenceFrames {0}
	Number of reference frames used in the video stream. More...
float	m_videoAspect {4.0F / 3.0F}
	Video (input) Apect Ratio. More...
float	m_forcedVideoAspect {-1}
uint	m_keyframeDist {30}
	Video (input) Number of frames between key frames (often inaccurate) More...
bool	m_buffering {false}
QTime	m_bufferingStart
QTime	m_bufferingLastMsg
uint	m_vbiMode {VBIMode::None}
	VBI decoder to use. More...
int	m_ttPageNum {0x888}
	VBI page to display when in PAL vbimode. More...
SubtitleReader	m_subReader
TeletextReader	m_ttxReader
bool	m_captionsEnabledbyDefault {false}
	This allows us to enable captions/subtitles later if the streams are not immediately available when the video starts playing. More...
bool	m_enableForcedSubtitles {false}
bool	m_disableForcedSubtitles {false}
bool	m_allowForcedSubtitles {true}
CC608Reader	m_cc608
CC708Reader	m_cc708
AudioPlayer	m_audio
CommBreakMap	m_commBreakMap
bool	m_forcePositionMapSync {false}
DeleteMap	m_deleteMap
QRecursiveMutex	m_decoderLock
	Lock for next_play_speed and next_normal_speed. More...
float	m_nextPlaySpeed {1.0F}
float	m_playSpeed {1.0F}
std::chrono::microseconds	m_frameInterval {microsecondsFromFloat(1000000.0F / 30)}
	always adjusted for play_speed More...
int	m_fpsMultiplier {1}
	used to detect changes More...
int	m_ffrewSkip {1}
int	m_ffrewAdjust {0}
	offset after last skip More...
float	m_ffrewScale {1.0F}
	scale skip for large gops More...
bool	m_fileChanged {false}
bool	m_nextNormalSpeed {true}
bool	m_normalSpeed {true}
tctype_arr	m_tcWrap {}
std::chrono::milliseconds	m_savedAudioTimecodeOffset {0ms}
bool	m_isDummy {false}
int	m_bufferingCounter {0}

Additional Inherited Members
Signals inherited from MythPlayer
void	CheckCallbacks ()
void	SeekingSlow (int Count)
void	SeekingComplete ()
void	SeekingDone ()
void	PauseChanged (bool Paused)
void	RequestResetCaptions ()
void	SignalTracksChanged (uint Type)
Static Public Attributes inherited from MythPlayer
static const int	kNightModeBrightenssAdjustment = 10
static const int	kNightModeContrastAdjustment = 10
static const double	kInaccuracyNone = 0
static const double	kInaccuracyDefault = 0.1
static const double	kInaccuracyEditor = 0.5
static const double	kInaccuracyFull = -1.0
static const double	kSeekToEndOffset = 1.0
Protected Member Functions inherited from MythPlayer
void	OpenDummy (void)
virtual long long	CalcMaxFFTime (long long ff, bool setjump=true) const
	CalcMaxFFTime(ffframes): forward ffframes forward. More...
long long	CalcRWTime (long long rw) const
	CalcRWTime(rw): rewind rw frames back. More...
std::chrono::milliseconds	TranslatePositionFrameToMs (uint64_t position, bool use_cutlist) const
uint64_t	TranslatePositionMsToFrame (std::chrono::milliseconds position, bool use_cutlist) const
uint64_t	TranslatePositionAbsToRel (uint64_t position) const
uint64_t	TranslatePositionRelToAbs (uint64_t position) const
float	ComputeSecs (uint64_t position, bool use_cutlist) const
uint64_t	FindFrame (float offset, bool use_cutlist) const
void	SetAutoCommercialSkip (CommSkipMode autoskip)
void	SkipCommercials (int direction)
void	SetCommBreakMap (const frm_dir_map_t &NewMap)
CommSkipMode	GetAutoCommercialSkip (void)
virtual void	ResetPlaying (bool resetframes=true)
virtual void	StopPlaying (void)
bool	PauseDecoder (void)
void	UnpauseDecoder (void)
bool	Pause (void)
bool	Play (float speed=1.0, bool normal=true, bool unpauseaudio=true)
virtual bool	FastForward (float seconds)
virtual bool	Rewind (float seconds)
virtual bool	JumpToFrame (uint64_t frame)
void	JumpChapter (int chapter)
virtual bool	PrebufferEnoughFrames (int min_buffers=0)
void	SetBuffering (bool new_buffering)
virtual void	VideoEnd (void)
virtual void	DecoderStart (bool start_paused)
virtual void	DecoderLoop (bool pause)
virtual void	DecoderEnd (void)
virtual void	DecoderPauseCheck (void)
virtual void	AudioEnd (void)
bool	GetEditMode (void) const
bool	IsInDelete (uint64_t frame)
bool	FlagIsSet (PlayerFlags arg)
void	SetPlayingInfo (const ProgramInfo &pginfo)
void	SetPlaying (bool is_playing)
void	ResetErrored (void)
void	PauseVideo (void)
void	UnpauseVideo (void)
void	PauseBuffer (void)
void	UnpauseBuffer (void)
virtual void	CreateDecoder (TestBufferVec &TestBuffer)
void	SetDecoder (DecoderBase *dec)
	Sets the stream decoder, deleting any existing recorder. More...
const DecoderBase *	GetDecoder (void) const
	Returns the stream decoder currently in use. More...
virtual void	DoFFRewSkip (void)
bool	DecoderGetFrame (DecodeType decodetype, bool unsafe=false)
bool	DoGetFrame (DecodeType DecodeType)
	Get one frame from the decoder. More...
bool	UpdateFFRewSkip (float ffrewScale=1.0F)
virtual void	ChangeSpeed (void)
bool	DoFastForward (uint64_t frames, double inaccuracy)
bool	DoRewind (uint64_t frames, double inaccuracy)
void	DoJumpToFrame (uint64_t frame, double inaccuracy)
void	WaitForSeek (uint64_t frame, uint64_t seeksnap_wanted)
void	ClearAfterSeek (bool clearvideobuffers=true)
	This is to support seeking... More...
virtual bool	DoJumpChapter (int chapter)
virtual int64_t	GetChapter (int chapter)
void	WrapTimecode (std::chrono::milliseconds &timecode, TCTypes tc_type)
void	SetFrameInterval (FrameScanType scan, double frame_period)

Detailed Description

This is the base class for all user facing MythPlayer classes. It contains references to all of the major objects that will be needed for other UI player classes.

Definition at line 7 of file mythplayeruibase.h.

Constructor & Destructor Documentation

MythPlayerUIBase()

MythPlayerUIBase::MythPlayerUIBase	(	MythMainWindow *	MainWindow,
		TV *	Tv,
		PlayerContext *	Context,
		PlayerFlags	Flags
	)

Definition at line 12 of file mythplayeruibase.cpp.

Member Function Documentation

GetRender()

MythRender * MythPlayerUIBase::GetRender

(

)

const

Definition at line 27 of file mythplayeruibase.cpp.

InitialiseState

void MythPlayerUIBase::InitialiseState ( )

protectedvirtualslot

Definition at line 22 of file mythplayeruibase.cpp.

Referenced by MythPlayerAudioUI::InitialiseState().

Member Data Documentation

m_mainWindow

MythMainWindow* MythPlayerUIBase::m_mainWindow { nullptr }

protected

Definition at line 17 of file mythplayeruibase.h.

Referenced by MythPlayerVideoUI::InitVideo(), and MythPlayerVisualiserUI::MythPlayerVisualiserUI().

m_tv

TV* MythPlayerUIBase::m_tv { nullptr }

protected

Definition at line 18 of file mythplayeruibase.h.

Referenced by MythPlayerVideoUI::InitVideo(), MythPlayerAudioUI::MythPlayerAudioUI(), MythPlayerCaptionsUI::MythPlayerCaptionsUI(), MythPlayerOverlayUI::MythPlayerOverlayUI(), MythPlayerUI::MythPlayerUI(), and MythPlayerVisualiserUI::MythPlayerVisualiserUI().

m_render

MythRender* MythPlayerUIBase::m_render { nullptr }

protected

Definition at line 19 of file mythplayeruibase.h.

Referenced by MythPlayerVisualiserUI::EnableVisualiser(), GetRender(), MythPlayerVideoUI::InitVideo(), MythPlayerVideoUI::MythPlayerVideoUI(), and MythPlayerVisualiserUI::MythPlayerVisualiserUI().

m_painter

MythPainter* MythPlayerUIBase::m_painter { nullptr }

protected

Definition at line 20 of file mythplayeruibase.h.

Referenced by MythPlayerVideoUI::InitVideo(), MythPlayerAudioUI::MythPlayerAudioUI(), MythPlayerUI::PreProcessNormalFrame(), and MythPlayerVisualiserUI::RenderVisualiser().

m_display

MythDisplay* MythPlayerUIBase::m_display { nullptr }

protected

Definition at line 21 of file mythplayeruibase.h.

Referenced by MythPlayerVideoUI::InitVideo(), and MythPlayerUI::MythPlayerUI().

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

• mythplayeruibase.h
• mythplayeruibase.cpp