void send_binary (boost::shared_ptr<Socket>) const;
/** @return true if our image is definitely the same as another, false if it is probably not */
bool same (boost::shared_ptr<const ImageProxy>) const;
void send_binary (boost::shared_ptr<Socket>) const;
/** @return true if our image is definitely the same as another, false if it is probably not */
bool same (boost::shared_ptr<const ImageProxy>) const;