Trying to create export audio encoders with between 9 and 15 channels
[dcpomatic.git] / src / lib / dcp_encoder.h
1 /*
2     Copyright (C) 2012-2020 Carl Hetherington <cth@carlh.net>
3
4     This file is part of DCP-o-matic.
5
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.
10
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.
15
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/>.
18
19 */
20
21 #include "atmos_metadata.h"
22 #include "types.h"
23 #include "player_text.h"
24 #include "dcp_text_track.h"
25 #include "encoder.h"
26 #include <dcp/atmos_frame.h>
27 #include <boost/weak_ptr.hpp>
28
29 class Film;
30 class J2KEncoder;
31 class Player;
32 class Writer;
33 class Job;
34 class PlayerVideo;
35 class AudioBuffers;
36
37 /** @class DCPEncoder */
38 class DCPEncoder : public Encoder
39 {
40 public:
41         DCPEncoder (boost::shared_ptr<const Film> film, boost::weak_ptr<Job> job);
42         ~DCPEncoder ();
43
44         void go ();
45
46         boost::optional<float> current_rate () const;
47         Frame frames_done () const;
48
49         /** @return true if we are in the process of calling Encoder::process_end */
50         bool finishing () const {
51                 return _finishing;
52         }
53
54 private:
55
56         void video (boost::shared_ptr<PlayerVideo>, dcpomatic::DCPTime);
57         void audio (boost::shared_ptr<AudioBuffers>, dcpomatic::DCPTime);
58         void text (PlayerText, TextType, boost::optional<DCPTextTrack>, dcpomatic::DCPTimePeriod);
59         void atmos (boost::shared_ptr<const dcp::AtmosFrame>, dcpomatic::DCPTime, AtmosMetadata metadata);
60
61         boost::shared_ptr<Writer> _writer;
62         boost::shared_ptr<J2KEncoder> _j2k_encoder;
63         bool _finishing;
64         bool _non_burnt_subtitles;
65
66         boost::signals2::scoped_connection _player_video_connection;
67         boost::signals2::scoped_connection _player_audio_connection;
68         boost::signals2::scoped_connection _player_text_connection;
69         boost::signals2::scoped_connection _player_atmos_connection;
70 };