X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Fvideo_decoder.h;h=9d69f743a33d6c08d3efae5af36329a4278cb709;hb=bb10e048b22ea9ab4a53d3a5653040d9ab99fcc5;hp=712ea5060e5a01e6e64b9ccc2edfb0716accf959;hpb=0758d834992f0adb8aa8d4d9908a64ce8708f05c;p=dcpomatic.git

diff --git a/src/lib/video_decoder.h b/src/lib/video_decoder.h
index 712ea5060..9d69f743a 100644
--- a/src/lib/video_decoder.h
+++ b/src/lib/video_decoder.h
@@ -1,87 +1,77 @@
 /*
-    Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
 
-    This program is free software; you can redistribute it and/or modify
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic 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,
+    DCP-o-matic 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.
+    along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
 
 */
 
+
 /** @file  src/lib/video_decoder.h
  *  @brief VideoDecoder class.
  */
 
+
 #ifndef DCPOMATIC_VIDEO_DECODER_H
 #define DCPOMATIC_VIDEO_DECODER_H
 
+
 #include "decoder.h"
 #include "video_content.h"
 #include "util.h"
 #include "content_video.h"
+#include "decoder_part.h"
 #include <boost/signals2.hpp>
-#include <boost/shared_ptr.hpp>
+
 
 class VideoContent;
 class ImageProxy;
 class Image;
 class Log;
+class FrameIntervalChecker;
+
 
 /** @class VideoDecoder
  *  @brief Parent for classes which decode video.
  */
-class VideoDecoder
+class VideoDecoder : public DecoderPart
 {
 public:
-	VideoDecoder (Decoder* parent, boost::shared_ptr<const Content> c, boost::shared_ptr<Log> log);
-
-	std::list<ContentVideo> get (Frame frame, bool accurate);
-
-	void set_ignore ();
-	bool ignore () const {
-		return _ignore;
-	}
-
-#ifdef DCPOMATIC_DEBUG
-	int test_gaps;
-#endif
+	VideoDecoder (Decoder* parent, std::shared_ptr<const Content> c);
 
 	friend struct video_decoder_fill_test1;
 	friend struct video_decoder_fill_test2;
 	friend struct ffmpeg_pts_offset_test;
 	friend void ffmpeg_decoder_sequential_test_one (boost::filesystem::path file, float fps, int gaps, int video_length);
 
-	void seek (ContentTime time, bool accurate);
-	void give (boost::shared_ptr<const ImageProxy>, Frame frame);
+	boost::optional<dcpomatic::ContentTime> position (std::shared_ptr<const Film>) const {
+		return _position;
+	}
+
+	void seek ();
+	void emit (std::shared_ptr<const Film> film, std::shared_ptr<const ImageProxy>, Frame frame);
 
-private:
+	boost::signals2::signal<void (ContentVideo)> Data;
 
-	std::list<ContentVideo> decoded (Frame frame);
-	void fill_one_eye (Frame from, Frame to, Eyes);
-	void fill_both_eyes (Frame from, Frame to, Eyes);
-
-	Decoder* _parent;
-	boost::shared_ptr<const Content> _content;
-	boost::shared_ptr<Log> _log;
-	std::list<ContentVideo> _decoded;
-	boost::shared_ptr<Image> _black_image;
-	boost::optional<ContentTime> _last_seek_time;
-	bool _last_seek_accurate;
-	/** true if this decoder should ignore all video; i.e. never produce any */
-	bool _ignore;
-	/** if set, this is a frame for which we got no data because the Decoder said
-	 *  it has no more to give.
-	 */
-	boost::optional<Frame> _no_data_frame;
+private:
+	std::shared_ptr<const Content> _content;
+	/** Eyes of last thing to be emitted; only used for THREE_D_ALTERNATE */
+	boost::optional<Eyes> _last_emitted_eyes;
+	boost::optional<dcpomatic::ContentTime> _position;
+	boost::scoped_ptr<FrameIntervalChecker> _frame_interval_checker;
 };
 
+
 #endif