2 Copyright (C) 2013-2021 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/>.
22 #ifndef DCPOMATIC_PIECE_H
23 #define DCPOMATIC_PIECE_H
26 #include "audio_stream.h"
27 #include "dcpomatic_time.h"
28 #include "font_data.h"
29 #include "frame_rate_change.h"
30 #include "piece_audio.h"
31 #include "piece_video.h"
33 #include <boost/signals2.hpp>
40 struct overlap_video_test1;
41 struct check_reuse_old_data_test;
47 Piece (std::weak_ptr<const Film> film, std::shared_ptr<Content> c, std::shared_ptr<Decoder> d, FrameRateChange f);
49 void update_pull_to (dcpomatic::DCPTime& pull_to) const;
50 void set_last_push_end (AudioStreamPtr stream, dcpomatic::DCPTime last_push_end);
52 dcpomatic::DCPTime content_video_to_dcp (Frame f) const;
53 dcpomatic::DCPTime resampled_audio_to_dcp (Frame f) const;
54 dcpomatic::ContentTime dcp_to_content_time (dcpomatic::DCPTime t) const;
55 boost::optional<dcpomatic::DCPTime> content_time_to_dcp (std::shared_ptr<const Content> content, dcpomatic::ContentTime t) const;
59 bool use_video () const;
60 VideoFrameType video_frame_type () const;
62 FrameRateChange frame_rate_change () const {
66 dcpomatic::DCPTime position () const;
67 dcpomatic::DCPTime end () const;
68 dcpomatic::DCPTimePeriod period () const;
70 std::shared_ptr<PlayerVideo> player_video (PieceVideo video, dcp::Size container_size) const;
72 int resampled_audio_frame_rate () const;
73 double audio_gain () const;
74 bool reference_dcp_audio () const;
76 std::shared_ptr<Decoder> decoder_for (std::shared_ptr<Content> content) const;
78 void seek (dcpomatic::DCPTime time, bool accurate);
79 boost::optional<dcpomatic::DCPTime> decoder_before(boost::optional<dcpomatic::DCPTime> time);
80 std::vector<dcpomatic::FontData> fonts () const;
82 void set_ignore_video (boost::optional<dcpomatic::DCPTimePeriod> period) {
83 _ignore_video = period;
86 bool ignore_video_at (dcpomatic::DCPTime time) const;
88 boost::signals2::signal<void (PieceVideo)> Video;
89 boost::signals2::signal<void (PieceAudio)> Audio;
92 friend struct overlap_video_test1;
93 friend struct check_reuse_old_data_test;
95 void video (std::shared_ptr<const ImageProxy> image, Frame frame, Eyes eyes, Part part);
96 void audio (std::shared_ptr<AudioStream> stream, std::shared_ptr<const AudioBuffers> audio, Frame frame);
98 std::weak_ptr<const Film> _film;
99 std::shared_ptr<Content> _content;
100 std::shared_ptr<Decoder> _decoder;
101 FrameRateChange _frc;
103 boost::optional<dcpomatic::DCPTimePeriod> _ignore_video;
104 std::map<AudioStreamPtr, dcpomatic::DCPTime> _stream_last_push_end;