A single or multi channel image of type T based on array. More...

#include <image_class.hpp>

Inherits array_common_base< image< T, OPTS > >.

Public Types
typedef ivl::color< T, OPTS::Ch >	color_type
	color type
typedef types::t_if < types::t_expr< N!=1 >, array < T, data::ref_iterator < const_iterator_nd, types::term, N > >, typename const_iterator::reference > ::type	const_pixel
	const pixel type
Public Member Functions
color_type	black () const
	predefined colors
size_t	channels () const
	color channels
const_pixel	col (const const_iterator &it) const
	const pixel from iterator
pixel	col (size_t row, size_t col)
	pixel access
pixel	col (const best_iterator &it)
	pixel from iterator
const_pixel	col (size_t row, size_t col) const
	const pixel access
size_t	cols () const
	image columns
size_t	height () const
	image height. same as rows
iplimage_t *	ipl () const
	Conversion to IplImage.
size_t	rows () const
	image rows
size_t	width () const
	image width. same as columns
Constructors
	image ()
	Default constructor. always assign at least 1 channel to the image.
	image (size_t rows, size_t cols, size_t channels=(!N?3:N))
	Create an empty image.
	image (size_t rows, size_t cols, size_t channels, const T &value)
	Create an image with initial value.
template<class J , class D >
	image (size_t rows, size_t cols, size_t channels, const array< J, D > &a)
	Create an image with size and pointer to data.
template<class S >
	image (const array< size_t, S > &sz)
	Create an image with size array.
template<class S >
	image (const array< size_t, S > &sz, const T &value)
	Create an image with size array and initial value.
template<class S >
	image (const array< size_t, S > &sz, const T *ptr)
	Create an image with size array and pointer to data.
template<class S >
	image (const array< size_t, S > &sz, const data_init_arg &data)
	Create an image with size array and a data_init_arg.
template<class S , class J , class D >
	image (const array< size_t, S > &sz, const array< J, D > &a)
	Create an image with size array and ivl::array or value.
	image (const std::string &filename, image_channels channels=ic_auto)
	Create an image from filename.
	image (const iplimage_t *ipl)
	Create an image from an IplImage.
template<class J , class S >
	image (const array_nd< J, S > &a)
	Construct from array_nd.
template<class J , class S >
	image (array_nd< J, S > &a)
	(special for ref_iterator) Construct from array_nd
	image (const this_type &a)
	Copy constructor.
Assignment operators
template<class K >
derived_type &	operator= (const K &k)
this_type &	operator= (const this_type &a)
derived_type &	operator= (const iplimage_t *src)
	assign from an OpenCV IplImage
derived_type &	operator= (iplimage_t *src)
	assign from an OpenCV IplImage
Basic plotting (not fast implementations)
derived_type &	put_pixel (double_point< 2 > a, color_type col=ivl::white< T, rgb >())
	Draws a single pixel.
color_type	get_pixel (double_point< 2 > a)
	Retrieves the color of a single pixel.
derived_type &	line (double_point< 2 > a, double_point< 2 > b, color_type col=ivl::white< T, rgb >(), double thickness=1.5, double opacity=1.)
	Draws line from a => b, using the given color, thickness and opacity. anti-aliasing is performed.
derived_type &	circle (double_point< 2 > a, double radius, color_type col=ivl::white< T, rgb >(), double thickness=1.5, double opacity=1.)
	Draws circle on a with given radius, using the given color, thickness and opacity. anti-aliasing is performed.
derived_type &	rect (double_point< 2 > a, double_point< 2 > b, color_type col=ivl::white< T, rgb >(), double thickness=1.5, double opacity=1.)
	Draws a rectangle from corner a to corner b, using the given color, thickness and opacity. anti-aliasing is performed.
derived_type &	ellipse (double_point< 2 > a, double_point< 2 > b, double radius, color_type col=ivl::white< T, rgb >(), double thickness=1.5, double opacity=1.)
	Draws an ellipse using centers and and total radius radius, using the given color, thickness and opacity. anti-aliasing is performed.
derived_type &	ellipse (double_point< 2 > c, double radius1, double radius2, double angle, color_type col=ivl::white< T, rgb >(), double thickness=1.5, double opacity=1.)
derived_type &	fill_circle (double_point< 2 > a, double radius, color_type col=ivl::white< T, rgb >(), double opacity=1.)
derived_type &	fill_rect (double_point< 2 > a, double_point< 2 > b, color_type col=ivl::white(ivl::color_type< T, rgb >()), double opacity=1.)
	Fills circle on a with given radius, using the given color and opacity. anti-aliasing is performed.
derived_type &	fill_ellipse (double_point< 2 > a, double_point< 2 > b, double radius, color_type col=ivl::white(ivl::color_type< T, rgb >()), double opacity=1.)
	Fills an ellipse using centers and and total radius radius, using the given color and opacity. anti-aliasing is performed.
derived_type &	fill_ellipse (double_point< 2 > c, double radius1, double radius2, double angle, color_type col=ivl::white(ivl::color_type< T, rgb >()), double opacity=1.)
derived_type &	fill_triangle (double_point< 2 > a, double_point< 2 > b, double_point< 2 > c, color_type col=ivl::white(ivl::color_type< T, rgb >()), double opacity=1.)
	Fills a triangle (a, b, c) using the given color and opacity. anti-aliasing is performed.
derived_type &	fill_quad (double_point< 2 > a, double_point< 2 > b, double_point< 2 > c, double_point< 2 > d, color_type col=ivl::white(ivl::color_type< T, rgb >()), double opacity=1.)
	Fills a quad (a, b, c, d) using the given color and opacity. anti-aliasing is performed.
Related Functions
(Note that these are not member functions.)
Image non-member functions
template<class T , class D >
void	show (const image< T, D > &im1, const char title1, const image< T, D > &im2=image< T, D >(), const char title2=NULL, const image< T, D > &im3=image< T, D >(), const char title3=NULL, const image< T, D > &im4=image< T, D >(), const char title4=NULL, const image< T, D > &im5=image< T, D >(), const char *title5=NULL)
	quickview, View ivl::image(s) into titled window(s)
template<class T1 , class D1 , class T2 , class D2 , class T3 , class D3 , class T4 , class D4 , class T5 , class D5 >
void	imshow_impl (const image< T1, D1 > &im1, const char title1, const image< T2, D2 > &im2, const char title2, const image< T3, D3 > &im3, const char title3, const image< T4, D4 > &im4, const char title4, const image< T5, D5 > &im5, const char *title5)
template<class T , class D >
void	imshow (const image< T, D > &im1, const char *title1="")
template<class T , class D , class T2 , class D2 >
void	imshow (const image< T, D > &im1, const char title1, const image< T2, D2 > &im2, const char title2="")
template<class T , class D , class T2 , class D2 >
void	imshow (const image< T, D > &im1, const image< T2, D2 > &im2)
template<class T , class D , class T2 , class D2 , class T3 , class D3 >
void	imshow (const image< T, D > &im1, const char title1, const image< T2, D2 > &im2, const char title2, const image< T3, D3 > &im3, const char *title3="")
template<class T , class D , class T2 , class D2 , class T3 , class D3 >
void	imshow (const image< T, D > &im1, const image< T2, D2 > &im2, const image< T3, D3 > &im3)
template<class T , class D >
void	view (const image< T, D > &img, const char *title)
	quickview, View ivl::image(s) into titled window(s)
template<class T , class D >
image< T, D >::create_similar	flipud (const image< T, D > &a)
	Horizontal and vertical flipping.
template<class T , class D >
image< T, D >::create_similar	fliplr (const image< T, D > &a)
template<class T , class D >
image< T, D >::create_similar	grayscale (const image< T, D > &a)
	Grayscale.
template<class T , class D >
image< T, D >::create_new	sobel (const image< T, D > &a, int y_order, int x_order, int aperture_size=3)
	Sobel operator.
template<class T , class D >
image< T, D >::create_new	laplace (const image< T, D > &a, int aperture_size=3)
	Laplace.
template<class T , class D >
image< T, D >::create_new	edges (const image< T, D > &a, double threshold1, double threshold2, int aperture_size=3)
	Canny edge detection.
template<class T , class D >
image< T, D >::create_new	pre_corner_detect (const image< T, D > &a, int aperture_size=3)
	Corner detection, various algorithms.
template<class T , class D >
image< T, D >::create_new	corner_eigenvals (const image< T, D > &a, int block_size, int aperture_size=3)
template<class T , class D >
image< T, D >::create_new	corner_min_eigenval (const image< T, D > &a, int block_size, int aperture_size=3)
template<class T , class D >
image< T, D >::create_new	corner_harris (const image< T, D > &a, int block_size, int aperture_size=3, double k=0.04)
template<class T , class D >
image< T, D >::create_new	pyramid_up (const image< T, D > &a)
	Pyramid algorithm.
template<class T , class D >
image< T, D >::create_new	pyramid_down (const image< T, D > &a)
template<class T , class D >
image< T, D >::create_new	resample (const image< T, D > &a, size_t rows, size_t cols, interpolation interp=linear)
	Resize.
template<class T , class D >
image< T, D >::create_new	blur_no_scale (const image< T, D > &a, int neighbourhood_rows=0, int neighbourhood_cols=3)
	Blur algorithms.
template<class T , class D >
image< T, D >::create_new	blur (const image< T, D > &a, int neighbourhood_rows=0, int neighbourhood_cols=3)
template<class T , class D >
image< T, D >::create_new	gaussian_blur (const image< T, D > &a, int neighbourhood_rows=0, int neighbourhood_cols=3, int vertical_sigma=0, int horizontal_sigma=0)
template<class T , class D >
image< T, D >::create_new	median_blur (const image< T, D > &a, int neighbourhood=3)
template<class T , class D >
image< T, D >::create_new	bilateral_blur (const image< T, D > &a, int color_sigma=3, int space_sigma=3)
template<class T , class D >
image< T, D >::create_new	rotate (const image< T, D > &a, double angle, const float_point< 2 > &center, double scale=1.0, interpolation interp=linear, warp_method warp_m=fill_outliers, color< T, D::Ch > fill_color=ivl::black(color_type< T, rgb >()))
	Image Rotation.
template<class T , class D >
image< T, D >::create_new	get_quadrange_sub_pix (const image< T, D > &a, const array_2d< double > &map_matrix, const size_array &dst_size=idx(0, 0))
	get_quadrange_sub_pix OpenCV wrapper.

Detailed Description

template<class T, class OPTS = data::normal_image<0>>
class image< T, OPTS >

A single or multi channel image of type T based on array.

This class defines an image based on an array.

Constructor & Destructor Documentation

template<class T, class OPTS = data::normal_image<0>>

template<class J , class D >

image< T, OPTS >::image	(	size_t	rows,
		size_t	cols,
		size_t	channels,
		const array< J, D > &	a
	)		`[inline]`

Create an image with size and pointer to data.

Create an empty image with similar initial value or array

Member Function Documentation

template<class T, class OPTS = data::normal_image<0>>

derived_type& image< T, OPTS >::ellipse	(	double_point< 2 >	c,
		double	radius1,
		double	radius2,
		double	angle,
		color_type	col = `ivl::white<T, rgb>()`,
		double	thickness = `1.5`,
		double	opacity = `1.`
	)		`[inline]`

Draws an ellipse using center , a given and radius1, radius2 of the two axis, horizontal and vertical. using the given color, thickness and opacity. anti-aliasing is performed

template<class T, class OPTS = data::normal_image<0>>

derived_type& image< T, OPTS >::fill_ellipse	(	double_point< 2 >	c,
		double	radius1,
		double	radius2,
		double	angle,
		color_type	col = `ivl::white(ivl::color_type<T, rgb>())`,
		double	opacity = `1.`
	)		`[inline]`

Fills an ellipse using center , a given and radius1, radius2 of the two axis, horizontal and vertical. using the given color and opacity. anti-aliasing is performed

Friends And Related Function Documentation

template<class T , class D >

void show	(	const image< T, D > &	im1,
		const char *	title1,
		const image< T, D > &	im2 = `image< T, D >()`,
		const char *	title2 = `NULL`,
		const image< T, D > &	im3 = `image< T, D >()`,
		const char *	title3 = `NULL`,
		const image< T, D > &	im4 = `image< T, D >()`,
		const char *	title4 = `NULL`,
		const image< T, D > &	im5 = `image< T, D >()`,
		const char *	title5 = `NULL`
	)		`[related]`

quickview, View ivl::image(s) into titled window(s)

quickview

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

ivl/details/image/impl/specialization/image_class.hpp
ivl/details/image/functions/image_functions.hpp

Public Types

Public Member Functions

Related Functions

Detailed Description

template<class T, class OPTS = data::normal_image<0>> class image< T, OPTS >

Constructor & Destructor Documentation

Member Function Documentation

Friends And Related Function Documentation

template<class T, class OPTS = data::normal_image<0>>
class image< T, OPTS >