otb::Functor::EVI< TInput, TOutput > Class Template Reference

#include <otbVegetationIndicesFunctor.h>

Inheritance diagram for otb::Functor::EVI< TInput, TOutput >:

Collaboration diagram for otb::Functor::EVI< TInput, TOutput >:

Public Member Functions
	EVI ()
TOutput	operator() (const itk::VariableLengthVector< TInput > &input) const override
Public Member Functions inherited from otb::Functor::RadiometricIndex< TInput, TOutput >
	RadiometricIndex (const std::set< BandNameType > &requiredBands)
virtual	~RadiometricIndex ()=default
std::set< BandNameType >	GetRequiredBands () const
void	SetBandIndex (BandNameType band, vcl_size_t index)
void	SetBandsIndices (const std::map< BandNameType, vcl_size_t > &indicesMap)
vcl_size_t	GetBandIndex (BandNameType band) const

Static Public Attributes
static constexpr double	C1 = 6.0
static constexpr double	C2 = 7.5
static constexpr double	G = 2.5
static constexpr double	L = 1.0
Static Public Attributes inherited from otb::Functor::RadiometricIndex< TInput, TOutput >
static constexpr double	Epsilon = 0.0000001
static constexpr vcl_size_t	NumberOfBands = static_cast<vcl_size_t>(BandNameType::MAX)

Additional Inherited Members
Public Types inherited from otb::Functor::RadiometricIndex< TInput, TOutput >
using	BandNameType = CommonBandNames
using	InputType = TInput
using	OutputType = TOutput
using	PixelType = itk::VariableLengthVector< InputType >
Protected Member Functions inherited from otb::Functor::RadiometricIndex< TInput, TOutput >
vcl_size_t	UncheckedBandIndex (BandNameType band) const
double	Value (BandNameType band, const itk::VariableLengthVector< TInput > &input) const

Detailed Description

template<class TInput, class TOutput>
class otb::Functor::EVI< TInput, TOutput >

This functor computes the Enhanced Vegetation Index (EVI)

This vegetation index use three inputs channels

[Huete, Justice, & Liu, 1994; Huete, Liu, Batchily, & van Leeuwen, 1997]

Definition at line 482 of file otbVegetationIndicesFunctor.h.

Constructor & Destructor Documentation

EVI()

template<class TInput , class TOutput >

otb::Functor::EVI< TInput, TOutput >::EVI ( )

inline

Definition at line 485 of file otbVegetationIndicesFunctor.h.

Member Function Documentation

operator()()

template<class TInput , class TOutput >

TOutput otb::Functor::EVI< TInput, TOutput >::operator() ( const itk::VariableLengthVector< TInput > &  input ) const

inlineoverridevirtual

Astract method which will compute the radiometric indice

Parameters

input

A itk::VariableLengthVector<TInput> holding the pixel values for each band

Returns

The indice value as TOutput (starts at 1 for first band)

Implements otb::Functor::RadiometricIndex< TInput, TOutput >.

Definition at line 489 of file otbVegetationIndicesFunctor.h.

References otb::Functor::EVI< TInput, TOutput >::C1, otb::Functor::EVI< TInput, TOutput >::C2, otb::Functor::EVI< TInput, TOutput >::G, otb::Functor::EVI< TInput, TOutput >::L, and otb::Functor::RadiometricIndex< TInput, TOutput >::Value().

Member Data Documentation

C1

template<class TInput , class TOutput >

constexpr double otb::Functor::EVI< TInput, TOutput >::C1 = 6.0

staticconstexpr

Coefficient of the aerosol resistance term

Definition at line 507 of file otbVegetationIndicesFunctor.h.

Referenced by otb::Functor::EVI< TInput, TOutput >::operator()().

C2

template<class TInput , class TOutput >

constexpr double otb::Functor::EVI< TInput, TOutput >::C2 = 7.5

staticconstexpr

Coefficient of the aerosol resistance term

Definition at line 510 of file otbVegetationIndicesFunctor.h.

Referenced by otb::Functor::EVI< TInput, TOutput >::operator()().

G

template<class TInput , class TOutput >

constexpr double otb::Functor::EVI< TInput, TOutput >::G = 2.5

staticconstexpr

Gain factor

Definition at line 504 of file otbVegetationIndicesFunctor.h.

Referenced by otb::Functor::EVI< TInput, TOutput >::operator()().

L

template<class TInput , class TOutput >

constexpr double otb::Functor::EVI< TInput, TOutput >::L = 1.0

staticconstexpr

Canopy background adjustment

Definition at line 513 of file otbVegetationIndicesFunctor.h.

Referenced by otb::Functor::EVI< TInput, TOutput >::operator()().

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

• otbVegetationIndicesFunctor.h