-
-FilterGraph::FilterGraph (shared_ptr<Film> film, Decoder* decoder, bool crop, Size s, AVPixelFormat p)
+using libdcp::Size;
+
+/** Construct a FilterGraph for the settings in a film.
+ * @param film Film.
+ * @param decoder Decoder that we are using.
+ * @param s Size of the images to process.
+ * @param p Pixel format of the images to process.
+ */
+FilterGraph::FilterGraph (shared_ptr<const Film> film, FFmpegDecoder* decoder, libdcp::Size s, AVPixelFormat p)