diff options
Diffstat (limited to 'src/lib/image_proxy.h')
| -rw-r--r-- | src/lib/image_proxy.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/lib/image_proxy.h b/src/lib/image_proxy.h index 0fdea48ee..7ff28e174 100644 --- a/src/lib/image_proxy.h +++ b/src/lib/image_proxy.h @@ -50,7 +50,7 @@ namespace dcp { * 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 @@ -63,6 +63,10 @@ public: 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; |