X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Ffilter_graph.h;h=9e6ac62528859591acaf0af5152a5bb3e53e947f;hb=4870ce43dd314d557f7b14938456138c746fd617;hp=c6ae15e48486b9c759099ead2bc437b65a045985;hpb=7ffd5bd9b4571c2db06a8c50419fe90b06ef1a07;p=dcpomatic.git

diff --git a/src/lib/filter_graph.h b/src/lib/filter_graph.h
index c6ae15e48..9e6ac6252 100644
--- a/src/lib/filter_graph.h
+++ b/src/lib/filter_graph.h
@@ -1,25 +1,52 @@
+/*
+    Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+/** @file src/lib/filter_graph.h
+ *  @brief A graph of FFmpeg filters.
+ */
+
 #ifndef DVDOMATIC_FILTER_GRAPH_H
 #define DVDOMATIC_FILTER_GRAPH_H
 
 #include "util.h"
+#include "ffmpeg_compatibility.h"
 
-class Decoder;
 class Image;
-class Film;
+class VideoFilter;
+class FFmpegDecoder;
 
+/** @class FilterGraph
+ *  @brief A graph of FFmpeg filters.
+ */
 class FilterGraph
 {
 public:
-	FilterGraph (boost::shared_ptr<Film> film, Decoder* decoder, bool crop, Size s, AVPixelFormat p);
+	FilterGraph (boost::shared_ptr<Film> film, FFmpegDecoder* decoder, Size s, AVPixelFormat p);
 
 	bool can_process (Size s, AVPixelFormat p) const;
-	std::list<boost::shared_ptr<Image> > process (AVFrame* frame);
+	std::list<boost::shared_ptr<Image> > process (AVFrame const * frame);
 
 private:
 	AVFilterContext* _buffer_src_context;
 	AVFilterContext* _buffer_sink_context;
-	Size _size;
-	AVPixelFormat _pixel_format;
+	Size _size; ///< size of the images that this chain can process
+	AVPixelFormat _pixel_format; ///< pixel format of the images that this chain can process
 };
 
 #endif