void readImage(header_t* head, pixel_t ** pix, FILE* in) {

        int i, j;

        for(i = 0; i < head->width; i++) {
                for(j = 0; j < head->height; j++) {

                fscanf(in, "%c%c%c", &(pix[i][j].red), &(pix[i][j].green), &(pix[i][j].blue));


                }
        }

}