/*
- 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
+ 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/>.
*/
#ifndef DCPOMATIC_SUBTITLE_DECODER_H
#define DCPOMATIC_SUBTITLE_DECODER_H
-#include <dcp/subtitle_string.h>
#include "decoder.h"
#include "rect.h"
#include "types.h"
#include "content_subtitle.h"
+#include <dcp/subtitle_string.h>
+
+namespace sub {
+ class Subtitle;
+}
-class Film;
-class DCPTimedSubtitle;
class Image;
-class SubtitleDecoder : public virtual Decoder
+class SubtitleDecoder
{
public:
- SubtitleDecoder (boost::shared_ptr<const SubtitleContent>);
+ /** 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_during,
+ boost::function<std::list<ContentTimePeriod> (ContentTimePeriod, bool)> text_during
+ );
- std::list<ContentImageSubtitle> get_image_subtitles (ContentTimePeriod period, bool starting);
- std::list<ContentTextSubtitle> get_text_subtitles (ContentTimePeriod period, bool starting);
+ std::list<ContentImageSubtitle> get_image (ContentTimePeriod period, bool starting, bool accurate);
+ std::list<ContentTextSubtitle> get_text (ContentTimePeriod period, bool starting, bool accurate);
-protected:
void seek (ContentTime, bool);
-
- void image_subtitle (ContentTimePeriod period, boost::shared_ptr<Image>, dcpomatic::Rect<double>);
- void text_subtitle (std::list<dcp::SubtitleString>);
+ void reset ();
- std::list<ContentImageSubtitle> _decoded_image_subtitles;
- std::list<ContentTextSubtitle> _decoded_text_subtitles;
+ void give_image (ContentTimePeriod period, boost::shared_ptr<Image>, dcpomatic::Rect<double>);
+ void give_text (ContentTimePeriod period, std::list<dcp::SubtitleString>);
+ void give_text (ContentTimePeriod period, sub::Subtitle const & subtitle);
+
+ boost::shared_ptr<const SubtitleContent> content () const {
+ return _content;
+ }
private:
+
+ Decoder* _parent;
+ std::list<ContentImageSubtitle> _decoded_image;
+ std::list<ContentTextSubtitle> _decoded_text;
+ boost::shared_ptr<const SubtitleContent> _content;
+
template <class T>
- std::list<T> get (std::list<T> const & subs, ContentTimePeriod period, bool starting);
+ std::list<T> get (std::list<T> const & subs, std::list<ContentTimePeriod> const & sp, ContentTimePeriod period, bool accurate);
- virtual std::list<ContentTimePeriod> subtitles_during (ContentTimePeriod, bool starting) const = 0;
-
- boost::shared_ptr<const SubtitleContent> _subtitle_content;
+ boost::function<std::list<ContentTimePeriod> (ContentTimePeriod, bool)> _image_during;
+ boost::function<std::list<ContentTimePeriod> (ContentTimePeriod, bool)> _text_during;
};
#endif