itsmattkc
3ffb2fde1c
Since we have these now, may as well use them. This should improve general playback performance since the audio monitor will be able to iterate far fewer
91 lines
2.1 KiB
C++
91 lines
2.1 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2020 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#ifndef AUDIOMONITORWIDGET_H
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#define AUDIOMONITORWIDGET_H
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#include <QFile>
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#include <QOpenGLWidget>
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#include <QTimer>
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#include "audio/audiovisualwaveform.h"
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#include "common/define.h"
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#include "render/audioparams.h"
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#include "render/audioplaybackcache.h"
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namespace olive {
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class AudioMonitor : public QOpenGLWidget
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{
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Q_OBJECT
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public:
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AudioMonitor(QWidget* parent = nullptr);
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public slots:
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void SetParams(const AudioParams& params);
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void OutputDeviceSet(AudioPlaybackCache* cache, qint64 offset, int playback_speed);
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void Stop();
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void OutputPushed(const QByteArray& d);
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void OutputAudioVisualWaveformSet(const AudioVisualWaveform *waveform, const rational& start, int playback_speed);
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protected:
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virtual void paintGL() override;
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virtual void mousePressEvent(QMouseEvent* event) override;
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private:
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void SetUpdateLoop(bool e);
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void UpdateValuesFromFile(QVector<double> &v, qint64 delta_time);
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void UpdateValuesFromWaveform(QVector<double> &v, qint64 delta_time);
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void PushValue(const QVector<double>& v);
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void BytesToSampleSummary(const QByteArray& bytes, QVector<double>& v);
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QVector<double> GetAverages() const;
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AudioParams params_;
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QIODevice* file_;
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qint64 last_time_;
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const AudioVisualWaveform* waveform_;
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rational waveform_time_;
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int playback_speed_;
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QVector< QVector<double> > values_;
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QVector<bool> peaked_;
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QPixmap cached_background_;
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int cached_channels_;
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};
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}
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#endif // AUDIOMONITORWIDGET_H
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