stira::contrastenhance::AdaptiveEnhanceLuong Class Reference

Adaptive contrast enhancement accoring to method of Hiep Luong The implementation is based on the text of his PhD thesis "Advanced Image and Video Resolution Enhancement Techniques", 2008, Ghent University, TELIN-IPI, page 57 and following. More...

#include <AdaptiveEnhanceLuong.h>

Public Member Functions
	AdaptiveEnhanceLuong (int windowSize=9)
	constructor More...
	~AdaptiveEnhanceLuong ()
	destructor
Image *	Run (Image *pSourceImage)
	overloaded Run method per image More...
void	SetAlphaFactor (double factor)
	sets the factor with which parameter is to be multiplied factor More...
void	SetWindowSize (int size)
	sets the size of the local window around a central pixel More...

Detailed Description

Adaptive contrast enhancement accoring to method of Hiep Luong The implementation is based on the text of his PhD thesis "Advanced Image and Video Resolution Enhancement Techniques", 2008, Ghent University, TELIN-IPI, page 57 and following.

Constructor & Destructor Documentation

stira::contrastenhance::AdaptiveEnhanceLuong::AdaptiveEnhanceLuong

(

int

windowSize = 9

)

constructor

Parameters

windowSize

size of blocks for local processing

Member Function Documentation

Image * stira::contrastenhance::AdaptiveEnhanceLuong::Run

(

Image *

pSourceImage

)

overloaded Run method per image

Parameters

pSourceImage

the input image

Returns

a newly created image as result of contrast enhancement, becomes responsability of the caller

References stira::imagedata::Image::AddBand(), stira::imagedata::Image::GetBands(), stira::imagedata::Image::GetHeight(), stira::imagedata::Image::GetNumberOfBands(), and stira::imagedata::Image::GetWidth().

void stira::contrastenhance::AdaptiveEnhanceLuong::SetAlphaFactor

(

double

factor

)

sets the factor with which parameter is to be multiplied factor

Parameters

factor

multiplication factor usually between 0.5 and 1.0

void stira::contrastenhance::AdaptiveEnhanceLuong::SetWindowSize

(

int

size

)

sets the size of the local window around a central pixel

Parameters

size	size of the local window around a central pixel usually between 5 and 11

References stira::common::MathUtils::ClipValue(), stira::imagedata::GridExtender< T >::CropBorder(), stira::imagedata::GridStatistics< T >::GetLocalMaximum(), stira::imagedata::GridStatistics< T >::GetLocalMinimum(), stira::histogram::IntHistogram::GetLowerBound(), stira::imagedata::GridStatistics< T >::GetMinMax(), stira::histogram::IntHistogram::GetUpperBound(), stira::imagedata::ArrayGrid< T >::GetValue(), stira::imagetools::ImageIO::NORMAL_OUT, and stira::imagetools::ImageIO::WritePGM().

---

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

• contrastenhance/contrastenhance/AdaptiveEnhanceLuong.h
• contrastenhance/contrastenhance/AdaptiveEnhanceLuong.cpp