examples/2geglbuffer.c

   1 #include <stdlib.h>
   2 #include <glib.h>
   3 #include <gegl.h>
   4
   5 gint
   6 main (gint    argc,
   7       gchar **argv)
   8 {
   9   GeglBuffer *buffer;
  10   GeglNode   *gegl, *load_file, *save_file;
  11
  12   gegl_init (&argc, &argv);
  13
  14
  15   if (argv[1]==NULL ||
  16       argv[2]==NULL)
  17     {
  18       g_print ("\nusage: %s in.png out.gegl\n\nCreates a GeglBuffer from an image file.\n\n", argv[0]);
  19       exit (-1);
  20     }
  21
  22   gegl = gegl_node_new ();
  23   load_file = gegl_node_new_child (gegl,
  24                               "operation", "gegl:load",
  25                               "path", argv[1],
  26                               NULL);
  27   save_file = gegl_node_new_child (gegl,
  28                                      "operation", "gegl:buffer-sink",
  29                                      "buffer", &buffer,
  30                                      NULL);
  31
  32   gegl_node_link_many (load_file, save_file, NULL);
  33   gegl_node_process (save_file);
  34
  35
  36   gegl_buffer_save (buffer, argv[2], NULL);
  37   return 0;
  38 }