#include <mythcommflag/Histogram.h>

Collaboration diagram for Histogram:

Public Member Functions
	Histogram ()=default

	~Histogram ()=default

void	generateFromImage (MythVideoFrame *frame, unsigned int frameWidth, unsigned int frameHeight, unsigned int minScanX, unsigned int maxScanX, unsigned int minScanY, unsigned int maxScanY, unsigned int XSpacing, unsigned int YSpacing)

float	calculateSimilarityWith (const Histogram &other) const

unsigned int	getAverageIntensity () const

unsigned int	getThresholdForPercentageOfPixels (float percentage) const

Private Attributes
std::array< int, 256 >	m_data {0}

unsigned int	m_numberOfSamples {1}

Detailed Description

Definition at line 6 of file Histogram.h.

Constructor & Destructor Documentation

◆ Histogram()

Histogram::Histogram ( )

default

◆ ~Histogram()

Histogram::~Histogram ( )

default

Member Function Documentation

◆ generateFromImage()

void Histogram::generateFromImage	(	MythVideoFrame *	frame,
		unsigned int	frameWidth,
		unsigned int	frameHeight,
		unsigned int	minScanX,
		unsigned int	maxScanX,
		unsigned int	minScanY,
		unsigned int	maxScanY,
		unsigned int	XSpacing,
		unsigned int	YSpacing
	)

Definition at line 10 of file Histogram.cpp.

Referenced by ClassicSceneChangeDetector::processFrame().

◆ calculateSimilarityWith()

float Histogram::calculateSimilarityWith ( const Histogram & other ) const

Definition at line 65 of file Histogram.cpp.

Referenced by ClassicSceneChangeDetector::processFrame().

◆ getAverageIntensity()

unsigned int Histogram::getAverageIntensity ( ) const

Definition at line 34 of file Histogram.cpp.

◆ getThresholdForPercentageOfPixels()

unsigned int Histogram::getThresholdForPercentageOfPixels ( float percentage ) const

Definition at line 49 of file Histogram.cpp.

Member Data Documentation

◆ m_data

std::array<int,256> Histogram::m_data {0}

private

Definition at line 24 of file Histogram.h.

Referenced by calculateSimilarityWith(), generateFromImage(), getAverageIntensity(), and getThresholdForPercentageOfPixels().

◆ m_numberOfSamples

unsigned int Histogram::m_numberOfSamples {1}