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/*
Copyright (C) 2019-2021 Carl Hetherington <cth@carlh.net>
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.
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 DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
#include "dcp_text_track.h"
#include "dcpomatic_time.h"
#include "encoder.h"
#include "player_text.h"
namespace dcp {
class SubtitleAsset;
}
class Film;
/** @class SubtitleEncoder.
* @brief An `encoder' which extracts a film's subtitles to DCP XML format.
*/
class SubtitleEncoder : public Encoder
{
public:
SubtitleEncoder (std::shared_ptr<const Film> film, std::shared_ptr<Job> job, boost::filesystem::path output, std::string initial_name, bool split_reels, bool include_font);
void go () override;
/** @return the number of frames that are done */
Frame frames_done () const override;
bool finishing () const override {
return false;
}
private:
void text (PlayerText subs, TextType type, boost::optional<DCPTextTrack> track, dcpomatic::DCPTimePeriod period);
std::vector<std::pair<std::shared_ptr<dcp::SubtitleAsset>, boost::filesystem::path>> _assets;
std::vector<dcpomatic::DCPTimePeriod> _reels;
bool _split_reels;
bool _include_font;
int _reel_index;
boost::optional<dcpomatic::DCPTime> _last;
dcpomatic::DCPTime _length;
dcp::ArrayData _default_font;
};
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