image_portable.hpp

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#ifndef IMAGE_PORTABLE
#define IMAGE_PORTABLE
 
#include <cmath>
#include <cstdlib>
#include <cstdio>
#include <cstring>
 
#define allocation_tableau(nom, type, nombre)                                     \
    if ((nom = (type *)calloc(nombre, sizeof(type))) == NULL)                     \
    {                                                                             \
        printf("\n Allocation dynamique impossible pour un pointeur-tableau \n"); \
        exit(EXIT_FAILURE);                                                       \
    }
 
typedef unsigned char OCTET;
 
class image_portable
{
protected:
    static void ignorer_commentaires(FILE *f);
    // public:
 
    //     virtual void lire_nb_lignes_colonnes_image_p(char nom_image[], int *nb_lignes, int *nb_colonnes) = 0;
 
    //     virtual void lire_image_p(char nom_image[], OCTET *pt_image, int taille_image) = 0;
 
    //     virtual void ecrire_image_p(char nom_image[], OCTET *pt_image, int nb_lignes, int nb_colonnes) = 0;
};
 
#endif // IMAGE