From 88065ad7e9070c7c6a0f9b15202c392084e9e8ba Mon Sep 17 00:00:00 2001 From: Carl Hetherington Date: Thu, 11 Sep 2014 23:35:57 +0100 Subject: Spot repeated frames from single-image sources and optimise encoding. --- src/lib/image_proxy.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'src/lib/image_proxy.h') 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 () const = 0; virtual void add_metadata (xmlpp::Node *) const = 0; virtual void send_binary (boost::shared_ptr) 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 { + return false; + } protected: boost::shared_ptr _log; -- cgit v1.2.3