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

#include <pcl/features/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
	IntegralImage2D (bool compute_second_order_integral_images)
	Constructor for an Integral Image.
virtual	~IntegralImage2D ()
	Destructor.
void	setSecondOrderComputation (bool compute_second_order_integral_images)
	sets the computation for second order integral images on or off.
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.
ElementType	getFirstOrderSum (unsigned start_x, unsigned start_y, unsigned width, unsigned height) 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.
unsigned	getFiniteElementsCount (unsigned start_x, unsigned start_y, unsigned width, unsigned height) const
	Compute the number of finite elements within a given rectangle.
	IntegralImage2D (DataType *data, const int width, const int height, const int dimensions, const bool compute_second_order_integral_images, const int element_stride, const int row_stride)
	Constructor.
virtual	~IntegralImage2D ()
	Destructor.
IIDataType	getSum (const int start_x, const int start_y, const int width, const int height, const int dimension_index)
	Computes the sum of the "dimension_index"-th dimension of the elements within the specified area.
IIDataType	getSum (const int start_x, const int start_y, const int width, const int height, const int dimension_index_1, const int dimension_index_2)
	Computes the sum of the "dimension_index1"-th dimension of the elements times the "dimension_index2"-th dimension of the elements within the specified area.
Static Public Attributes
static const unsigned	second_order_size = (Dimension * (Dimension + 1)) >> 1

Detailed Description

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

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

Generic implementation for creating 2D integral images (including second order integral images).

Author:: Suat Gedikli; Stefan Holzer

Definition at line 106 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 110 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 111 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 116 of file integral_image2D.h.

template<class DataType , class IIDataType >

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

Destructor.

Definition at line 125 of file integral_image2D.h.

template<class DataType, class IIDataType >

pcl::IntegralImage2D< DataType, IIDataType >::IntegralImage2D	(	DataType *	data,
		const int	width,
		const int	height,
		const int	dimensions,
		const bool	compute_second_order_integral_images,
		const int	element_stride,
		const int	row_stride
	)

Constructor.

Internally creates the integral images.

Parameters:

data	the dense 2d input data array.
width	the width of the 2d input data array.
height	the height of the 2d input data array.
dimensions	number of dimensions of each element.
compute_second_order_integral_images	whether to compute second order integral images.
element_stride	number of DataType entries per element (equal or bigger than dimensions).
row_stride	number of DataType entries per row (equal or bigger than element_stride * number of elements per row).

Definition at line 41 of file integral_image_2d.hpp.

template<class DataType, unsigned Dimension>

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

Destructor.

Member Function Documentation

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 97 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 69 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 83 of file integral_image2D.hpp.

template<class DataType , class IIDataType >

IIDataType pcl::IntegralImage2D< DataType, IIDataType >::getSum	(	const int	start_x,
		const int	start_y,
		const int	width,
		const int	height,
		const int	dimension_index
	)

Computes the sum of the "dimension_index"-th dimension of the elements within the specified area.

Definition at line 105 of file integral_image_2d.hpp.

template<class DataType , class IIDataType >

IIDataType pcl::IntegralImage2D< DataType, IIDataType >::getSum	(	const int	start_x,
		const int	start_y,
		const int	width,
		const int	height,
		const int	dimension_index_1,
		const int	dimension_index_2
	)

Computes the sum of the "dimension_index1"-th dimension of the elements times the "dimension_index2"-th dimension of the elements within the specified area.

Definition at line 125 of file integral_image_2d.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 53 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 46 of file integral_image2D.hpp.

Member Data Documentation

template<class DataType, unsigned Dimension>

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

Definition at line 109 of file integral_image2D.h.

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

/builddir/build/BUILD/PCL-1.5.1-Source/features/include/pcl/features/integral_image2D.h
/builddir/build/BUILD/PCL-1.5.1-Source/features/include/pcl/features/integral_image_2d.h
/builddir/build/BUILD/PCL-1.5.1-Source/features/include/pcl/features/impl/integral_image2D.hpp
/builddir/build/BUILD/PCL-1.5.1-Source/features/include/pcl/features/impl/integral_image_2d.hpp

Public Types

Public Member Functions

Static Public 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 >