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/>.
22 #include <boost/shared_ptr.hpp>
25 #include "lib/audio_analysis.h"
29 class AudioPlot : public wxPanel
32 explicit AudioPlot (wxWindow *);
34 void set_analysis (boost::shared_ptr<AudioAnalysis>);
35 void set_channel_visible (int c, bool v);
36 void set_type_visible (int t, bool v);
37 void set_smoothing (int);
38 void set_message (wxString);
39 void set_gain_correction (double gain);
41 wxColour colour (int n) const;
43 static const int max_smoothing;
47 void plot_peak (wxGraphicsPath &, int, Metrics const &) const;
48 void plot_rms (wxGraphicsPath &, int, Metrics const &) const;
49 float y_for_linear (float, Metrics const &) const;
50 AudioPoint get_point (int channel, int point) const;
52 boost::shared_ptr<AudioAnalysis> _analysis;
53 bool _channel_visible[MAX_DCP_AUDIO_CHANNELS];
54 bool _type_visible[AudioPoint::COUNT];
56 std::vector<wxColour> _colours;
58 float _gain_correction;
61 Point (wxPoint draw_, DCPTime time_, float db_)
72 typedef std::vector<Point> PointList;
74 mutable std::map<int, PointList> _peak;
75 mutable std::map<int, PointList> _rms;
77 static const int _minimum;