3591 typedef struct ColorTree ColorTree;  typedef
3599 struct ColorTree {  struct
3600     ColorTree * children[16]; /*up to 16 pointers to ColorTree of next level*/  argument
3604 static void color_tree_init(ColorTree * tree)  in color_tree_init()  argument
3610 static void color_tree_cleanup(ColorTree * tree)  in color_tree_cleanup()
3622 static int color_tree_get(ColorTree * tree, unsigned char r, unsigned char g, unsigned char b, unsi…  in color_tree_get()
3634 static int color_tree_has(ColorTree * tree, unsigned char r, unsigned char g, unsigned char b, unsi…  in color_tree_has()
3643 static unsigned color_tree_add(ColorTree * tree,  in color_tree_add()
3650             tree->children[i] = (ColorTree *)lodepng_malloc(sizeof(ColorTree));  in color_tree_add()
3662                              const LodePNGColorMode * mode, ColorTree * tree /*for palette*/,  in rgba8ToPixel()
4073     ColorTree tree;  in lodepng_convert()
4254     ColorTree tree;  in lodepng_compute_color_stats()