#include <stdlib.h>

#include <glib.h>

#include <gegl.h>

gint

main (gint    argc,

      gchar **argv)

{

  GeglBuffer *buffer;

  GeglNode   *gegl, *load_file, *save_file;

  gegl_init (&argc, &argv);

  if (argv[1]==NULL ||

      argv[2]==NULL)

    {

      g_print ("\nusage: %s in.png out.gegl\n\nCreates a GeglBuffer from an image file.\n\n", argv[0]);

      exit (-1);

    }

  gegl = gegl_node_new ();

  load_file = gegl_node_new_child (gegl,

                              "operation", "gegl:load",

                              "path", argv[1],

                              NULL);

  save_file = gegl_node_new_child (gegl,

                                     "operation", "gegl:buffer-sink",

                                     "buffer", &buffer,

                                     NULL);

  gegl_node_link_many (load_file, save_file, NULL);

  gegl_node_process (save_file);

  gegl_buffer_save (buffer, argv[2], NULL);

  return 0;

}