CuteLogger
Fast and simple logging solution for Qt based applications
audioloudnessscopewidget.h
1 /*
2  * Copyright (c) 2016-2017 Meltytech, LLC
3  * Author: Brian Matherly <code@brianmatherly.com>
4  *
5  * This program is free software: you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation, either version 3 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
17  */
18 
19 #ifndef AUDIOLOUDNESSSCOPEWIDGET_H
20 #define AUDIOLOUDNESSSCOPEWIDGET_H
21 
22 #include "scopewidget.h"
23 
24 #include <MltFilter.h>
25 #include <QImage>
26 #include <QMutex>
27 #include <QVector>
28 
29 class QQuickWidget;
30 class QLabel;
31 class QTimer;
32 
33 class AudioLoudnessScopeWidget Q_DECL_FINAL : public ScopeWidget
34 {
35  Q_OBJECT
36 
37 public:
38  explicit AudioLoudnessScopeWidget();
39  ~AudioLoudnessScopeWidget();
40  QString getTitle() Q_DECL_OVERRIDE;
41  void setOrientation(Qt::Orientation orientation) Q_DECL_OVERRIDE;
42  void setOrientation(Qt::Orientation orientation, bool force);
43 
44 protected:
45  bool event(QEvent *event) Q_DECL_OVERRIDE;
46 
47 private slots:
48  void resetQview();
49  void onResetButtonClicked();
50  void onIntegratedToggled(bool checked);
51  void onShorttermToggled(bool checked);
52  void onMomentaryToggled(bool checked);
53  void onRangeToggled(bool checked);
54  void onPeakToggled(bool checked);
55  void onTruePeakToggled(bool checked);
56  void updateMeters(void);
57 
58 private:
59  // Functions run in scope thread.
60  void refreshScope(const QSize &size, bool full) Q_DECL_OVERRIDE;
61 
62  // Members accessed by scope thread.
63  Mlt::Filter *m_loudnessFilter;
64  double m_peak;
65  double m_true_peak;
66  bool m_newData;
67 
68  // Members accessed by GUI thread.
69  Qt::Orientation m_orientation;
70  QQuickWidget *m_qview;
71  QLabel *m_timeLabel;
72  QTimer *m_timer;
73 };
74 
75 #endif // AUDIOLOUDNESSSCOPEWIDGET_H
The ScopeWidget provides a common interface for all scopes in Shotcut.
Definition: scopewidget.h:58
virtual QString getTitle()=0