uns get_image_obj_thumb(struct image_obj_info *ioi, struct odes *o, struct mempool *pool);
struct image *read_image_obj_thumb(struct image_obj_info *ioi, struct fastbuf *fb, struct image_io *io, struct mempool *pool);
void put_image_obj_signature(struct odes *o, struct image_signature *sig);
+uns get_image_obj_signature(struct image_signature *sig, struct odes *o);
#endif