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/*
Copyright (C) 2012-2021 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/>.
*/
#ifndef DCPOMATIC_ENCODER_H
#define DCPOMATIC_ENCODER_H
#include "player.h"
#include "player_text.h"
#include <boost/signals2.hpp>
class Film;
class Encoder;
class Player;
class Job;
class PlayerVideo;
class AudioBuffers;
/** @class Encoder
* @brief Parent class for something that can encode a film into some format
*/
class Encoder
{
public:
Encoder (std::shared_ptr<const Film> film, std::weak_ptr<Job> job);
virtual ~Encoder () {}
Encoder (Encoder const&) = delete;
Encoder& operator= (Encoder const&) = delete;
virtual void go () = 0;
/** @return the current frame rate over the last short while */
virtual boost::optional<float> current_rate () const {
return {};
}
/** @return the number of frames that are done */
virtual Frame frames_done () const = 0;
virtual bool finishing () const = 0;
protected:
std::shared_ptr<const Film> _film;
std::weak_ptr<Job> _job;
Player _player;
};
#endif
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