2 Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 /** @file src/decoder.h
21 * @brief Parent class for decoders of content.
24 #ifndef DVDOMATIC_DECODER_H
25 #define DVDOMATIC_DECODER_H
30 #include <boost/shared_ptr.hpp>
31 #include <boost/signals2.hpp>
34 #include "video_source.h"
35 #include "audio_source.h"
47 * @brief Parent class for decoders of content.
49 * These classes can be instructed run through their content (by
50 * calling ::go), and they emit signals when video or audio data is
51 * ready for something else to process.
56 Decoder (boost::shared_ptr<Film>, DecodeOptions);
57 virtual ~Decoder () {}
59 virtual bool pass () = 0;
60 virtual bool seek (double);
61 virtual bool seek_to_last ();
63 boost::signals2::signal<void()> OutputChanged;
67 boost::shared_ptr<Film> _film;
68 /** our decode options */
72 virtual void film_changed (Film::Property) {}
74 boost::signals2::scoped_connection _film_connection;