2 Copyright (C) 2013-2017 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
6 DCP-o-matic is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 DCP-o-matic is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
21 #ifndef DCPOMATIC_SUBTITLE_DECODER_H
22 #define DCPOMATIC_SUBTITLE_DECODER_H
27 #include "content_subtitle.h"
28 #include "decoder_part.h"
29 #include <dcp/subtitle_string.h>
30 #include <boost/signals2.hpp>
38 class SubtitleDecoder : public DecoderPart
41 /** Second parameter to the _during functions is true if we
42 * want only subtitles that start during the period,
43 * otherwise we want subtitles that overlap the period.
47 boost::shared_ptr<const SubtitleContent>,
48 boost::shared_ptr<Log> log
51 ContentTime position () const {
55 void emit_image_start (ContentTime from, boost::shared_ptr<Image> image, dcpomatic::Rect<double> rect);
56 void emit_text_start (ContentTime from, std::list<dcp::SubtitleString> s);
57 void emit_text_start (ContentTime from, sub::Subtitle const & subtitle);
58 void emit_text (ContentTimePeriod period, std::list<dcp::SubtitleString> s);
59 void emit_text (ContentTimePeriod period, sub::Subtitle const & subtitle);
60 void emit_stop (ContentTime to);
64 boost::shared_ptr<const SubtitleContent> content () const {
68 boost::signals2::signal<void (ContentImageSubtitle)> ImageStart;
69 boost::signals2::signal<void (ContentTextSubtitle)> TextStart;
70 boost::signals2::signal<void (ContentTime)> Stop;
73 boost::shared_ptr<const SubtitleContent> _content;
74 ContentTime _position;