2 Copyright (C) 2012-2015 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/>.
21 /** @file src/lib/analyse_audio_job.h
22 * @brief AnalyseAudioJob class.
26 #include "audio_point.h"
33 class AudioFilterGraph;
36 /** @class AnalyseAudioJob
37 * @brief A job to analyse the audio of a film and make a note of its
38 * broad peak and RMS levels.
40 * After computing the peak and RMS levels the job will write a file
41 * to Film::audio_analysis_path.
43 class AnalyseAudioJob : public Job
46 AnalyseAudioJob (boost::shared_ptr<const Film>, boost::shared_ptr<const Playlist>);
49 std::string name () const;
50 std::string json_name () const;
53 boost::shared_ptr<const Playlist> playlist () const {
58 void analyse (boost::shared_ptr<const AudioBuffers>);
60 boost::shared_ptr<const Playlist> _playlist;
63 int64_t _samples_per_point;
67 Frame* _sample_peak_frame;
69 boost::shared_ptr<AudioAnalysis> _analysis;
71 boost::shared_ptr<AudioFilterGraph> _ebur128;
72 std::vector<Filter const *> _filters;
74 static const int _num_points;