Determines an integral image representation for a given organized data array. More...

#include <integral_image2D.h>

Public Types
typedef Eigen::Matrix < typename IntegralImageTypeTraits < DataType >::IntegralType, Dimension, 1 >	ElementType
typedef Eigen::Matrix < typename IntegralImageTypeTraits < DataType >::IntegralType, second_order_size, 1 >	SecondOrderType
Public Member Functions
unsigned	getFiniteElementsCount (unsigned start_x, unsigned start_y, unsigned width, unsigned height) const
	Compute the number of finite elements within a given rectangle.
unsigned	getFiniteElementsCountSE (unsigned start_x, unsigned start_y, unsigned end_x, unsigned end_y) const
	Compute the number of finite elements within a given rectangle.
ElementType	getFirstOrderSum (unsigned start_x, unsigned start_y, unsigned width, unsigned height) const
	Compute the first order sum within a given rectangle.
ElementType	getFirstOrderSumSE (unsigned start_x, unsigned start_y, unsigned end_x, unsigned end_y) const
	Compute the first order sum within a given rectangle.
SecondOrderType	getSecondOrderSum (unsigned start_x, unsigned start_y, unsigned width, unsigned height) const
	Compute the second order sum within a given rectangle.
SecondOrderType	getSecondOrderSumSE (unsigned start_x, unsigned start_y, unsigned end_x, unsigned end_y) const
	Compute the second order sum within a given rectangle.
	IntegralImage2D (bool compute_second_order_integral_images)
	Constructor for an Integral Image.
void	setInput (const DataType *data, unsigned width, unsigned height, unsigned element_stride, unsigned row_stride)
	Set the input data to compute the integral image for.
void	setSecondOrderComputation (bool compute_second_order_integral_images)
	sets the computation for second order integral images on or off.
virtual	~IntegralImage2D ()
	Destructor.
Static Public Attributes
static const unsigned	second_order_size = (Dimension * (Dimension + 1)) >> 1
Private Types
typedef Eigen::Matrix < typename IntegralImageTypeTraits < DataType >::Type, Dimension, 1 >	InputType
Private Member Functions
void	computeIntegralImages (const DataType *data, unsigned row_stride, unsigned element_stride)
	Compute the actual integral image data.
Private Attributes
bool	compute_second_order_integral_images_
	Indicates whether second order integral images are available.
std::vector< unsigned >	finite_values_integral_image_
std::vector< ElementType, Eigen::aligned_allocator < ElementType > >	first_order_integral_image_
unsigned	height_
	The height of the 2d input data array.
std::vector< SecondOrderType, Eigen::aligned_allocator < SecondOrderType > >	second_order_integral_image_
unsigned	width_
	The width of the 2d input data array.

Detailed Description

template<class DataType, unsigned Dimension>
class pcl::IntegralImage2D< DataType, Dimension >

Determines an integral image representation for a given organized data array.

Author:: Suat Gedikli

Definition at line 107 of file integral_image2D.h.

Member Typedef Documentation

template<class DataType, unsigned Dimension>

typedef Eigen::Matrix<typename IntegralImageTypeTraits<DataType>::IntegralType, Dimension, 1> pcl::IntegralImage2D< DataType, Dimension >::ElementType

Definition at line 111 of file integral_image2D.h.

template<class DataType, unsigned Dimension>

typedef Eigen::Matrix<typename IntegralImageTypeTraits<DataType>::Type, Dimension, 1> pcl::IntegralImage2D< DataType, Dimension >::InputType [private]

Definition at line 203 of file integral_image2D.h.

template<class DataType, unsigned Dimension>

typedef Eigen::Matrix<typename IntegralImageTypeTraits<DataType>::IntegralType, second_order_size, 1> pcl::IntegralImage2D< DataType, Dimension >::SecondOrderType

Definition at line 112 of file integral_image2D.h.

Constructor & Destructor Documentation

template<class DataType, unsigned Dimension>

pcl::IntegralImage2D< DataType, Dimension >::IntegralImage2D ( bool compute_second_order_integral_images ) [inline]

Constructor for an Integral Image.

Parameters:

[in] compute_second_order_integral_images set to true if we want to compute a second order image

Definition at line 117 of file integral_image2D.h.

template<class DataType, unsigned Dimension>

virtual pcl::IntegralImage2D< DataType, Dimension >::~IntegralImage2D ( ) [inline, virtual]

Destructor.

Definition at line 129 of file integral_image2D.h.

Member Function Documentation

template<typename DataType, unsigned Dimension>

void pcl::IntegralImage2D< DataType, Dimension >::computeIntegralImages	(	const DataType *	data,
		unsigned	row_stride,
		unsigned	element_stride
	)		`[private]`

Compute the actual integral image data.

Parameters:

[in]	data	the input data
[in]	element_stride	the element stride of the data
[in]	row_stride	the row stride of the data

Definition at line 154 of file integral_image2D.hpp.

template<typename DataType , unsigned Dimension>

unsigned pcl::IntegralImage2D< DataType, Dimension >::getFiniteElementsCount	(	unsigned	start_x,
		unsigned	start_y,
		unsigned	width,
		unsigned	height
	)		const `[inline]`

Compute the number of finite elements within a given rectangle.

Parameters:

[in]	start_x	x position of rectangle
[in]	start_y	y position of rectangle
[in]	width	width of rectangle
[in]	height	height of rectangle

Definition at line 98 of file integral_image2D.hpp.

template<typename DataType , unsigned Dimension>

unsigned pcl::IntegralImage2D< DataType, Dimension >::getFiniteElementsCountSE	(	unsigned	start_x,
		unsigned	start_y,
		unsigned	end_x,
		unsigned	end_y
	)		const `[inline]`

Compute the number of finite elements within a given rectangle.

Parameters:

[in]	start_x	x position of the start of the rectangle
[in]	start_y	x position of the start of the rectangle
[in]	end_x	x position of the end of the rectangle
[in]	end_y	x position of the end of the rectangle

Definition at line 140 of file integral_image2D.hpp.

template<typename DataType , unsigned Dimension>

pcl::IntegralImage2D< DataType, Dimension >::ElementType pcl::IntegralImage2D< DataType, Dimension >::getFirstOrderSum	(	unsigned	start_x,
		unsigned	start_y,
		unsigned	width,
		unsigned	height
	)		const `[inline]`

Compute the first order sum within a given rectangle.

Parameters:

[in]	start_x	x position of rectangle
[in]	start_y	y position of rectangle
[in]	width	width of rectangle
[in]	height	height of rectangle

Definition at line 70 of file integral_image2D.hpp.

template<typename DataType , unsigned Dimension>

pcl::IntegralImage2D< DataType, Dimension >::ElementType pcl::IntegralImage2D< DataType, Dimension >::getFirstOrderSumSE	(	unsigned	start_x,
		unsigned	start_y,
		unsigned	end_x,
		unsigned	end_y
	)		const `[inline]`

Compute the first order sum within a given rectangle.

Parameters:

[in]	start_x	x position of the start of the rectangle
[in]	start_y	x position of the start of the rectangle
[in]	end_x	x position of the end of the rectangle
[in]	end_y	x position of the end of the rectangle

Definition at line 112 of file integral_image2D.hpp.

template<typename DataType , unsigned Dimension>

pcl::IntegralImage2D< DataType, Dimension >::SecondOrderType pcl::IntegralImage2D< DataType, Dimension >::getSecondOrderSum	(	unsigned	start_x,
		unsigned	start_y,
		unsigned	width,
		unsigned	height
	)		const `[inline]`

Compute the second order sum within a given rectangle.

Parameters:

[in]	start_x	x position of rectangle
[in]	start_y	y position of rectangle
[in]	width	width of rectangle
[in]	height	height of rectangle

Definition at line 84 of file integral_image2D.hpp.

template<typename DataType , unsigned Dimension>

pcl::IntegralImage2D< DataType, Dimension >::SecondOrderType pcl::IntegralImage2D< DataType, Dimension >::getSecondOrderSumSE	(	unsigned	start_x,
		unsigned	start_y,
		unsigned	end_x,
		unsigned	end_y
	)		const `[inline]`

Compute the second order sum within a given rectangle.

Parameters:

[in]	start_x	x position of the start of the rectangle
[in]	start_y	x position of the start of the rectangle
[in]	end_x	x position of the end of the rectangle
[in]	end_y	x position of the end of the rectangle

Definition at line 126 of file integral_image2D.hpp.

template<typename DataType, unsigned Dimension>

void pcl::IntegralImage2D< DataType, Dimension >::setInput	(	const DataType *	data,
		unsigned	width,
		unsigned	height,
		unsigned	element_stride,
		unsigned	row_stride
	)

Set the input data to compute the integral image for.

Parameters:

[in]	data	the input data
[in]	width	the width of the data
[in]	height	the height of the data
[in]	element_stride	the element stride of the data
[in]	row_stride	the row stride of the data

Definition at line 54 of file integral_image2D.hpp.

template<typename DataType , unsigned Dimension>

void pcl::IntegralImage2D< DataType, Dimension >::setSecondOrderComputation ( bool compute_second_order_integral_images )

sets the computation for second order integral images on or off.

Parameters:

compute_second_order_integral_images

Definition at line 47 of file integral_image2D.hpp.

Member Data Documentation

template<class DataType, unsigned Dimension>

bool pcl::IntegralImage2D< DataType, Dimension >::compute_second_order_integral_images_ [private]

Indicates whether second order integral images are available.

Definition at line 223 of file integral_image2D.h.

template<class DataType, unsigned Dimension>

std::vector<unsigned> pcl::IntegralImage2D< DataType, Dimension >::finite_values_integral_image_ [private]

Definition at line 215 of file integral_image2D.h.

template<class DataType, unsigned Dimension>

std::vector<ElementType, Eigen::aligned_allocator<ElementType> > pcl::IntegralImage2D< DataType, Dimension >::first_order_integral_image_ [private]

Definition at line 213 of file integral_image2D.h.

template<class DataType, unsigned Dimension>

unsigned pcl::IntegralImage2D< DataType, Dimension >::height_ [private]

The height of the 2d input data array.

Definition at line 220 of file integral_image2D.h.

template<class DataType, unsigned Dimension>

std::vector<SecondOrderType, Eigen::aligned_allocator<SecondOrderType> > pcl::IntegralImage2D< DataType, Dimension >::second_order_integral_image_ [private]

Definition at line 214 of file integral_image2D.h.

template<class DataType, unsigned Dimension>

const unsigned pcl::IntegralImage2D< DataType, Dimension >::second_order_size = (Dimension * (Dimension + 1)) >> 1 [static]

Definition at line 110 of file integral_image2D.h.

template<class DataType, unsigned Dimension>

unsigned pcl::IntegralImage2D< DataType, Dimension >::width_ [private]

The width of the 2d input data array.

Definition at line 218 of file integral_image2D.h.

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

Public Types

Public Member Functions

Static Public Attributes

Private Types

Private Member Functions

Private Attributes

Detailed Description

template<class DataType, unsigned Dimension> class pcl::IntegralImage2D< DataType, Dimension >

Member Typedef Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation

template<class DataType, unsigned Dimension>
class pcl::IntegralImage2D< DataType, Dimension >