/*
- Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2016 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
#ifndef DCPOMATIC_SUBTITLE_DECODER_H
#define DCPOMATIC_SUBTITLE_DECODER_H
-#include <boost/signals2.hpp>
-#include <libdcp/subtitle_asset.h>
#include "decoder.h"
#include "rect.h"
#include "types.h"
-#include "decoded.h"
+#include "content_subtitle.h"
+#include <dcp/subtitle_string.h>
-class Film;
-class DCPTimedSubtitle;
class Image;
-class SubtitleDecoder : public virtual Decoder
+class SubtitleDecoder
{
public:
- SubtitleDecoder (boost::shared_ptr<const Film>);
+ /** Second parameter to the _during functions is true if we
+ * want only subtitles that start during the period,
+ * otherwise we want subtitles that overlap the period.
+ */
+ SubtitleDecoder (
+ Decoder* parent,
+ boost::shared_ptr<const SubtitleContent>,
+ boost::function<std::list<ContentTimePeriod> (ContentTimePeriod, bool)> image_subtitles_during,
+ boost::function<std::list<ContentTimePeriod> (ContentTimePeriod, bool)> text_subtitles_during
+ );
-protected:
- void image_subtitle (boost::shared_ptr<Image>, dcpomatic::Rect<double>, ContentTime, ContentTime);
- void text_subtitle (std::list<libdcp::Subtitle>);
+ std::list<ContentImageSubtitle> get_image_subtitles (ContentTimePeriod period, bool starting, bool accurate);
+ std::list<ContentTextSubtitle> get_text_subtitles (ContentTimePeriod period, bool starting, bool accurate);
+
+ void seek (ContentTime, bool);
+
+ void image_subtitle (ContentTimePeriod period, boost::shared_ptr<Image>, dcpomatic::Rect<double>);
+ void text_subtitle (ContentTimePeriod period, std::list<dcp::SubtitleString>);
+
+ boost::shared_ptr<const SubtitleContent> content () const {
+ return _subtitle_content;
+ }
+
+private:
+ Decoder* _parent;
+ std::list<ContentImageSubtitle> _decoded_image_subtitles;
+ std::list<ContentTextSubtitle> _decoded_text_subtitles;
+ boost::shared_ptr<const SubtitleContent> _subtitle_content;
+
+ template <class T>
+ std::list<T> get (std::list<T> const & subs, std::list<ContentTimePeriod> const & sp, ContentTimePeriod period, bool starting, bool accurate);
+
+ boost::function<std::list<ContentTimePeriod> (ContentTimePeriod, bool)> _image_subtitles_during;
+ boost::function<std::list<ContentTimePeriod> (ContentTimePeriod, bool)> _text_subtitles_during;
};
#endif