CuteLogger
Fast and simple logging solution for Qt based applications
audiowaveformscopewidget.h
1/*
2 * Copyright (c) 2015-2020 Meltytech, LLC
3 *
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18#ifndef AUDIOWAVEFORMSCOPEWIDGET_H
19#define AUDIOWAVEFORMSCOPEWIDGET_H
20
21#include "scopewidget.h"
22#include <QMutex>
23#include <QImage>
24
25class AudioWaveformScopeWidget Q_DECL_FINAL : public ScopeWidget
26{
27 Q_OBJECT
28
29public:
30 explicit AudioWaveformScopeWidget();
31 ~AudioWaveformScopeWidget();
32 QString getTitle() Q_DECL_OVERRIDE;
33
34private:
35 // Functions run in scope thread.
36 void refreshScope(const QSize &size, bool full) Q_DECL_OVERRIDE;
37 void createGrid(const QSize &size);
38
39 // Functions run in GUI thread.
40 void paintEvent(QPaintEvent *) Q_DECL_OVERRIDE;
41 void mouseMoveEvent(QMouseEvent *event) Q_DECL_OVERRIDE;
42 void leaveEvent(QEvent *event) Q_DECL_OVERRIDE;
43
44 // Members accessed only in scope thread (no thread protection).
45 QImage m_renderWave;
46 int m_graphTopPadding;
47 int m_graphLeftPadding;
48 int m_channels;
49
50 // Members accessed only in GUI thread (no thread protection).
51 int m_cursorPos;
52
53 // Members accessed in multiple threads (mutex protected).
54 QMutex m_mutex;
55 QImage m_displayWave;
56 QImage m_displayGrid;
57 SharedFrame m_frame;
58};
59
60#endif // AUDIOWAVEFORMSCOPEWIDGET_H
The ScopeWidget provides a common interface for all scopes in Shotcut.
Definition scopewidget.h:57
virtual QString getTitle()=0
The SharedFrame provides thread safe access to Mlt::Frame data.
Definition sharedframe.h:49