libtthimage/Lib/col_reduc.c
2022-06-26 12:22:12 +02:00

46 lines
1.1 KiB
C

/*
* COLOR REDUCTION
* new 27 Jan 2002.
*/
#include <stdio.h>
#include <stdlib.h>
#include "tthimage.h"
/*::------------------------------------------------------------------::*/
/*
* ATTENTION: cette fonction sert à faire des essais, et ne doit
* pas être utilisé en production. Le prototype et le
* comportement vont bientôt changer.
*
* n is the number of wanted colors
*/
int
Image_essai_col_reduce(Image_Desc *src, Image_Desc *dst, int n, int t)
{
RGB_map map;
int foo;
#if DEBUG_LEVEL
fprintf(stderr, "--------------- essai col reduce ---------------\n");
fprintf(stderr, "nombre de couleurs demande: %d\n", n);
fprintf(stderr, "type de la reduction: %d\n", t);
#endif
foo = Image_calc_Map_4bits(src, &map, n);
#if DEBUG_LEVEL
Image_print_error("calc map 4 bits", foo);
Image_plot_Map("/tmp/aaaa-map.tga", &map, "map 4 bits");
#endif
Image_save_color_Map("reduce.map", "reduce ?", &map);
foo = Image_colors_2_Map(src, dst, &map, t);
#if DEBUG_LEVEL
fprintf(stderr, "Image_colors_2_Map -> %d\n", foo);
#endif
return foo;
}
/*::------------------------------------------------------------------::*/