image_ppm Class Reference

This class represents a PPM image and provides methods to read and write PPM images, and to extract their R, G, and B planes. More...

#include <image_ppm.hpp>

Inheritance diagram for image_ppm:

Collaboration diagram for image_ppm:

Public Member Functions
void	planR (OCTET *pt_image, OCTET *src, int taille_image)
	This method extracts the red plane of the image.
void	planV (OCTET *pt_image, OCTET *src, int taille_image)
	This method extracts the green plane of the image.
void	planB (OCTET *pt_image, OCTET *src, int taille_image)
	This method extracts the blue plane of the image.
void	lire_nb_lignes_colonnes_image_p (char nom_image[], int *nb_lignes, int *nb_colonnes)
	This method reads the number of lines and columns of the image from a file.
void	lire_image_p (char nom_image[], OCTET *pt_image, int taille_image)
	This method reads the image data from a file.
void	ecrire_image_p (char nom_image[], OCTET *pt_image, int nb_lignes, int nb_colonnes)
	This method writes the image data to a file.

Additional Inherited Members
Static Protected Member Functions inherited from image_portable
static void	ignorer_commentaires (FILE *f)
	A base class for different image formats.

Detailed Description

This class represents a PPM image and provides methods to read and write PPM images, and to extract their R, G, and B planes.

Authors

Katia Auxilien, William Puech

Date

May 2024, Tue Mar 31 13:26:36 2005

Member Function Documentation

ecrire_image_p()

void image_ppm::ecrire_image_p	(	char	nom_image[],
		OCTET *	pt_image,
		int	nb_lignes,
		int	nb_colonnes )

This method writes the image data to a file.

Parameters

nom_image	Name of the image file.
pt_image	Pointer to the image data.
nb_lignes	Number of lines in the image.
nb_colonnes	Number of columns in the image.

Authors

Katia Auxilien, William Puech

Date

May 2024, Tue Mar 31 13:26:36 2005

lire_image_p()

void image_ppm::lire_image_p	(	char	nom_image[],
		OCTET *	pt_image,
		int	taille_image )

This method reads the image data from a file.

Parameters

nom_image	Name of the image file.
pt_image	Pointer to store the image data.
taille_image	Size of the image.

Authors

Katia Auxilien, William Puech

Date

May 2024, Tue Mar 31 13:26:36 2005

lire_nb_lignes_colonnes_image_p()

void image_ppm::lire_nb_lignes_colonnes_image_p	(	char	nom_image[],
		int *	nb_lignes,
		int *	nb_colonnes )

This method reads the number of lines and columns of the image from a file.

Parameters

nom_image	Name of the image file.
nb_lignes	Pointer to store the number of lines.
nb_colonnes	Pointer to store the number of columns.

Authors

Katia Auxilien, William Puech

Date

May 2024, Tue Mar 31 13:26:36 2005

planB()

void image_ppm::planB	(	OCTET *	pt_image,
		OCTET *	src,
		int	taille_image )

This method extracts the blue plane of the image.

Parameters

pt_image	Pointer to the image data.
src	Pointer to the source data.
taille_image	Size of the image.

Authors

Katia Auxilien, William Puech

Date

May 2024, Tue Mar 31 13:26:36 2005

planR()

void image_ppm::planR	(	OCTET *	pt_image,
		OCTET *	src,
		int	taille_image )

This method extracts the red plane of the image.

Parameters

pt_image	Pointer to the image data.
src	Pointer to the source data.
taille_image	Size of the image.

Authors

Katia Auxilien, William Puech

Date

May 2024, Tue Mar 31 13:26:36 2005

planV()

void image_ppm::planV	(	OCTET *	pt_image,
		OCTET *	src,
		int	taille_image )

This method extracts the green plane of the image.

Parameters

pt_image	Pointer to the image data.
src	Pointer to the source data.
taille_image	Size of the image.

Authors

Katia Auxilien, William Puech

Date

May 2024, Tue Mar 31 13:26:36 2005