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50
51#ifndef AUDIORECORDER_H
52#define AUDIORECORDER_H
53
54#include <QMainWindow>
55#include <QMediaRecorder>
56#include <QUrl>
57
58QT_BEGIN_NAMESPACE
59namespace Ui { class AudioRecorder; }
60class QAudioRecorder;
61class QAudioProbe;
62class QAudioBuffer;
63QT_END_NAMESPACE
64
65class AudioLevel;
66
67class AudioRecorder : public QMainWindow
68{
69 Q_OBJECT
70
71public:
72 AudioRecorder();
73
74public slots:
75 void processBuffer(const QAudioBuffer&);
76
77private slots:
78 void setOutputLocation();
79 void togglePause();
80 void toggleRecord();
81
82 void updateStatus(QMediaRecorder::Status);
83 void onStateChanged(QMediaRecorder::State);
84 void updateProgress(qint64 pos);
85 void displayErrorMessage();
86
87private:
88 void clearAudioLevels();
89
90 Ui::AudioRecorder *ui = nullptr;
91
92 QAudioRecorder *m_audioRecorder = nullptr;
93 QAudioProbe *m_probe = nullptr;
94 QList<AudioLevel*> m_audioLevels;
95 bool m_outputLocationSet = false;
96
97};
98
99#endif // AUDIORECORDER_H
100

source code of qtmultimedia/examples/multimedia/audiorecorder/audiorecorder.h