SceneChangeDetector Class Reference

#include <mythcommflag/SceneChangeDetector.h>

Inheritance diagram for SceneChangeDetector:

Collaboration diagram for SceneChangeDetector:

Classes
struct	scenechange_data

Public Types
using	SceneChangeData = std::array< scenechange_data, UCHAR_MAX+1 >
Public Types inherited from FrameAnalyzer
enum	analyzeFrameResult : std::uint8_t { ANALYZE_OK , ANALYZE_ERROR , ANALYZE_FINISHED , ANALYZE_FATAL }
using	FrameMap = QMap< long long, long long >

Public Member Functions
	SceneChangeDetector (std::shared_ptr< HistogramAnalyzer > ha, const QString &debugdir)
virtual void	deleteLater (void)
const char *	name (void) const override
enum analyzeFrameResult	MythPlayerInited (MythPlayer *player, long long nframes) override
enum analyzeFrameResult	analyzeFrame (const MythVideoFrame *frame, long long frameno, long long *pNextFrame) override
int	finished (long long nframes, bool final) override
int	reportTime (void) const override
FrameMap	GetMap (unsigned int) const override
const FrameAnalyzer::FrameMap *	getChanges (void) const
Public Member Functions inherited from FrameAnalyzer
virtual	~FrameAnalyzer (void)=default
virtual const char *	name (void) const =0
virtual enum analyzeFrameResult	MythPlayerInited (MythPlayer *player, long long nframes)
virtual enum analyzeFrameResult	analyzeFrame (const MythVideoFrame *frame, long long frameno, long long *pNextFrame)=0
virtual int	finished (long long nframes, bool final)
virtual int	reportTime (void) const
virtual FrameMap	GetMap (unsigned int) const =0

Protected Member Functions
	~SceneChangeDetector (void) override=default

Private Attributes
std::shared_ptr< HistogramAnalyzer >	m_histogramAnalyzer {nullptr}
float	m_fps {0.0F}
std::vector< SceneChangeData >	m_scData
std::vector< uint16_t >	m_scDiff
FrameAnalyzer::FrameMap	m_changeMap
int	m_debugLevel {0}
QString	m_debugData
bool	m_debugSceneChange {false}
bool	m_sceneChangeDone {false}

Additional Inherited Members
Static Public Attributes inherited from FrameAnalyzer
static const long long	kAnyFrame = LLONG_MAX
static const long long	kNextFrame = -1

Detailed Description

Definition at line 17 of file SceneChangeDetector.h.

Member Typedef Documentation

SceneChangeData

using SceneChangeDetector::SceneChangeData = std::array<scenechange_data,UCHAR_MAX + 1>

Definition at line 42 of file SceneChangeDetector.h.

Constructor & Destructor Documentation

SceneChangeDetector()

SceneChangeDetector::SceneChangeDetector	(	std::shared_ptr< HistogramAnalyzer >	ha,
		const QString &	debugdir
	)

Definition at line 95 of file SceneChangeDetector.cpp.

~SceneChangeDetector()

SceneChangeDetector::~SceneChangeDetector ( void  )

overrideprotecteddefault

Member Function Documentation

analyzeFrame()

enum FrameAnalyzer::analyzeFrameResult SceneChangeDetector::analyzeFrame ( const MythVideoFrame *  frame, long long  frameno, long long *  pNextFrame  )

overridevirtual

Implements FrameAnalyzer.

Definition at line 141 of file SceneChangeDetector.cpp.

deleteLater()

virtual void SceneChangeDetector::deleteLater ( void  )

inlinevirtual

Definition at line 21 of file SceneChangeDetector.h.

finished()

int SceneChangeDetector::finished ( long long  nframes, bool  final  )

overridevirtual

Reimplemented from FrameAnalyzer.

Definition at line 157 of file SceneChangeDetector.cpp.

getChanges()

const FrameAnalyzer::FrameMap * SceneChangeDetector::getChanges ( void  ) const

inline

Definition at line 36 of file SceneChangeDetector.h.

GetMap()

FrameMap SceneChangeDetector::GetMap ( unsigned int  ) const

inlineoverridevirtual

Implements FrameAnalyzer.

Definition at line 32 of file SceneChangeDetector.h.

Referenced by CommDetector2::PrintFullMap().

MythPlayerInited()

enum FrameAnalyzer::analyzeFrameResult SceneChangeDetector::MythPlayerInited ( MythPlayer *  player, long long  nframes  )

overridevirtual

Reimplemented from FrameAnalyzer.

Definition at line 119 of file SceneChangeDetector.cpp.

name()

const char * SceneChangeDetector::name ( void  ) const

inlineoverridevirtual

Implements FrameAnalyzer.

Definition at line 24 of file SceneChangeDetector.h.

reportTime()

int SceneChangeDetector::reportTime ( void  ) const

overridevirtual

Reimplemented from FrameAnalyzer.

Definition at line 200 of file SceneChangeDetector.cpp.

Member Data Documentation

m_changeMap

FrameAnalyzer::FrameMap SceneChangeDetector::m_changeMap

private

Definition at line 55 of file SceneChangeDetector.h.

Referenced by finished(), getChanges(), and GetMap().

m_debugData

QString SceneChangeDetector::m_debugData

private

Definition at line 59 of file SceneChangeDetector.h.

Referenced by finished().

m_debugLevel

int SceneChangeDetector::m_debugLevel {0}

private

Definition at line 58 of file SceneChangeDetector.h.

Referenced by finished(), and SceneChangeDetector().

m_debugSceneChange

bool SceneChangeDetector::m_debugSceneChange {false}

private

Definition at line 60 of file SceneChangeDetector.h.

Referenced by finished(), and SceneChangeDetector().

m_fps

float SceneChangeDetector::m_fps {0.0F}

private

Definition at line 49 of file SceneChangeDetector.h.

Referenced by finished(), and MythPlayerInited().

m_histogramAnalyzer

std::shared_ptr<HistogramAnalyzer> SceneChangeDetector::m_histogramAnalyzer {nullptr}

private

Definition at line 48 of file SceneChangeDetector.h.

Referenced by analyzeFrame(), finished(), MythPlayerInited(), and reportTime().

m_scData

std::vector<SceneChangeData> SceneChangeDetector::m_scData

private

Definition at line 52 of file SceneChangeDetector.h.

Referenced by finished(), and MythPlayerInited().

m_scDiff

std::vector<uint16_t> SceneChangeDetector::m_scDiff

private

Definition at line 53 of file SceneChangeDetector.h.

Referenced by finished(), and MythPlayerInited().

m_sceneChangeDone

bool SceneChangeDetector::m_sceneChangeDone {false}

private

Definition at line 61 of file SceneChangeDetector.h.

Referenced by finished().

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

• mythtv/programs/mythcommflag/SceneChangeDetector.h
• mythtv/programs/mythcommflag/SceneChangeDetector.cpp