Collaboration diagram for cpe::image:

Public Member Functions
	image ()
	empty constructor

	image (unsigned int Nx, unsigned int Ny)
	direct allocation of empty image (black image)

	image (unsigned int Nx, unsigned int Ny, const std::vector< color > data)
	direct set of image with the raw data

void	resize (unsigned int Nx, unsigned int Ny)
	resize a new black image to the given size

unsigned int	Nx () const
	get width

unsigned int	Ny () const
	get height

void	fill (const color &c)
	Fill the full image with the given color.

void	fill_bloc (unsigned int kx, unsigned int ky, unsigned int size_bloc, const color &c)
	Fill a square bloc of data with the given color.

const color &	get (const unsigned int kx, const unsigned ky) const
	get the color of the given indices

void	set (const unsigned int kx, const unsigned ky, const color &c)
	set the color at the given indice

const color &	operator() (const unsigned int kx, const unsigned int ky) const
	get the color of the given indices

color &	operator() (const unsigned int kx, const unsigned int ky)
	get/set the color of the given indices

void	set_raw_data (const std::vector< octet > &raw_data)
	Directly set the raw data as a vector of concatenated (r,g,b) values.

std::vector< octet >	to_raw_data_rgba () const
	Export the data into a vector of concatenated rgba values.

std::vector< octet >	to_raw_data_rgb () const
	Export the data into a vector of concatenated rgb values.

Static Public Member Functions
static void	copy_bloc (unsigned int kx_source, unsigned int ky_source, const image &image_source, unsigned int kx_destination, unsigned int ky_destination, image *image_destination, unsigned int size_bloc)
	copy the bloc of the source image to the destination image at the given indices

Private Attributes
unsigned int	size_Nx
	internal storage of width

unsigned int	size_Ny
	internal storage of height

std::vector< color >	data
	internal storage of data

Detailed Description

Storage class for an image Store image as a vector of color

Constructor & Destructor Documentation

cpe::image::image ( )

empty constructor

cpe::image::image	(	unsigned int	Nx,
		unsigned int	Ny
	)

direct allocation of empty image (black image)

References resize(), size_Nx, and size_Ny.

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cpe::image::image	(	unsigned int	Nx,
		unsigned int	Ny,
		const std::vector< color >	data
	)

direct set of image with the raw data

Precondition: size of data must be Nx*Ny

References data.

Member Function Documentation

void cpe::image::copy_bloc	(	unsigned int	kx_source,
		unsigned int	ky_source,
		const image &	image_source,
		unsigned int	kx_destination,
		unsigned int	ky_destination,
		image *	image_destination,
		unsigned int	size_bloc
	)

static

copy the bloc of the source image to the destination image at the given indices

Precondition: the indices must be within the size of the images

References Nx(), Ny(), and set().

Referenced by main().

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void cpe::image::fill ( const color & c )

Fill the full image with the given color.

References data, size_Nx, and size_Ny.

Referenced by main().

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void cpe::image::fill_bloc	(	unsigned int	kx,
		unsigned int	ky,
		unsigned int	size_bloc,
		const color &	c
	)

Fill a square bloc of data with the given color.

Precondition: All indices spaned the bloc must belong to the image

References data, size_Nx, and size_Ny.

Referenced by main().

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const color & cpe::image::get	(	const unsigned int	kx,
		const unsigned	ky
	)		const

get the color of the given indices

Precondition: (kx,ky) must be within the size of the image

References data, size_Nx, and size_Ny.

unsigned int cpe::image::Nx ( ) const

get width

References size_Nx.

Referenced by copy_bloc(), main(), cpe::io_png::write(), and cpe::io_jpeg::write().

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unsigned int cpe::image::Ny ( ) const

get height

References size_Ny.

Referenced by copy_bloc(), main(), cpe::io_png::write(), and cpe::io_jpeg::write().

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const color & cpe::image::operator()	(	const unsigned int	kx,
		const unsigned int	ky
	)		const

get the color of the given indices

Precondition: (kx,ky) must be within the size of the image

color & cpe::image::operator()	(	const unsigned int	kx,
		const unsigned int	ky
	)

get/set the color of the given indices

Precondition: (kx,ky) must be within the size of the image

References data, size_Nx, and size_Ny.

void cpe::image::resize	(	unsigned int	Nx,
		unsigned int	Ny
	)

resize a new black image to the given size

References data.

Referenced by image().

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void cpe::image::set	(	const unsigned int	kx,
		const unsigned	ky,
		const color &	c
	)

set the color at the given indice

Precondition: (kx,ky) must be within the size of the image

References data, size_Nx, and size_Ny.

Referenced by copy_bloc().

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void cpe::image::set_raw_data ( const std::vector< octet > & raw_data )

Directly set the raw data as a vector of concatenated (r,g,b) values.

Precondition: The size of the raw data must be 3*Nx*Ny

References data, size_Nx, and size_Ny.

Referenced by cpe::io_png::read().

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std::vector< octet > cpe::image::to_raw_data_rgb ( ) const

Export the data into a vector of concatenated rgb values.

References data, size_Nx, and size_Ny.

Referenced by cpe::io_jpeg::write().

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std::vector< octet > cpe::image::to_raw_data_rgba ( ) const

Export the data into a vector of concatenated rgba values.

References data, size_Nx, and size_Ny.

Referenced by cpe::io_png::write().

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Member Data Documentation

std::vector<color> cpe::image::data

private

internal storage of data

Format: (r0,b0,g0,r1,b1,g1,...,rn,gn,bn)

Referenced by fill(), fill_bloc(), get(), image(), operator()(), resize(), set(), set_raw_data(), to_raw_data_rgb(), and to_raw_data_rgba().

unsigned int cpe::image::size_Nx

private

internal storage of width

Referenced by fill(), fill_bloc(), get(), image(), Nx(), operator()(), set(), set_raw_data(), to_raw_data_rgb(), and to_raw_data_rgba().

unsigned int cpe::image::size_Ny

private

internal storage of height

Referenced by fill(), fill_bloc(), get(), image(), Ny(), operator()(), set(), set_raw_data(), to_raw_data_rgb(), and to_raw_data_rgba().

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

/home/damien/work/2012_2013_teaching/2012_5irc_5eti_video/TP_etudiant/tp_compression_video/src_tp/image.hpp
/home/damien/work/2012_2013_teaching/2012_5irc_5eti_video/TP_etudiant/tp_compression_video/src_tp/image.cpp

Public Member Functions

Static Public Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation