* of happening in a single-threaded decoder.
*
* For example, large TIFFs are slow to decode, so this class will keep
- * the TIFF data TIFF until such a time that the actual image is needed.
+ * the TIFF data compressed until the decompressed image is needed.
* At this point, the class decodes the TIFF to an Image.
*/
class ImageProxy : public boost::noncopyable
virtual boost::shared_ptr<Image> image () const = 0;
virtual void add_metadata (xmlpp::Node *) const = 0;
virtual void send_binary (boost::shared_ptr<Socket>) const = 0;
+ /** @return true if our image is definitely the same as another, false if it is probably not */
+ virtual bool same (boost::shared_ptr<const ImageProxy>) const {
+ return false;
+ }
protected:
boost::shared_ptr<Log> _log;