X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Flib%2Fdecoder.h;h=da5be4af679ccbda8b7c2100e2af3e5ce52b82e6;hb=dd9be86db6cde0afa5da0d1d1ac43b42e05dca26;hp=f70eca8b3fb55a41ca8d627b9e141f3728abf0d5;hpb=de2af791bdfdcd653752cba970e59efc7bf810c7;p=dcpomatic.git

diff --git a/src/lib/decoder.h b/src/lib/decoder.h
index f70eca8b3..da5be4af6 100644
--- a/src/lib/decoder.h
+++ b/src/lib/decoder.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2012-2020 Carl Hetherington <cth@carlh.net>
 
     This file is part of DCP-o-matic.
 
@@ -26,31 +26,46 @@
 #define DCPOMATIC_DECODER_H
 
 #include "types.h"
+#include "film.h"
+#include "font_data.h"
 #include "dcpomatic_time.h"
+#include "weak_film.h"
 #include <boost/utility.hpp>
 
 class Decoded;
 class VideoDecoder;
 class AudioDecoder;
-class SubtitleDecoder;
+class TextDecoder;
+class AtmosDecoder;
 class DecoderPart;
 
 /** @class Decoder.
  *  @brief Parent class for decoders of content.
  */
-class Decoder : public boost::noncopyable
+class Decoder : public boost::noncopyable, public WeakConstFilm
 {
 public:
+	Decoder (std::weak_ptr<const Film> film);
 	virtual ~Decoder () {}
 
-	boost::shared_ptr<VideoDecoder> video;
-	boost::shared_ptr<AudioDecoder> audio;
-	boost::shared_ptr<SubtitleDecoder> subtitle;
+	std::shared_ptr<VideoDecoder> video;
+	std::shared_ptr<AudioDecoder> audio;
+	std::list<std::shared_ptr<TextDecoder> > text;
+	std::shared_ptr<AtmosDecoder> atmos;
 
-	virtual void pass () = 0;
-	virtual void seek (ContentTime time, bool accurate) = 0;
+	std::shared_ptr<TextDecoder> only_text () const;
 
-	ContentTime position () const;
+	/** Do some decoding and perhaps emit video, audio or subtitle data.
+	 *  @return true if this decoder will emit no more data unless a seek() happens.
+	 */
+	virtual bool pass () = 0;
+	virtual void seek (dcpomatic::ContentTime time, bool accurate);
+
+	virtual dcpomatic::ContentTime position () const;
+
+	virtual std::vector<dcpomatic::FontData> fonts () const {
+		return std::vector<dcpomatic::FontData>();
+	}
 };
 
 #endif