dcbbad869e
Change copyrights and license headers from Nokia to Digia Change-Id: Id77334cfb15de096941c88e32d04ca07b4eb4709 Reviewed-by: Janne Anttila <janne.anttila@digia.com> Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com> Reviewed-by: Lars Knoll <lars.knoll@digia.com>
99 lines
3.0 KiB
C++
99 lines
3.0 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
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** of its contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef AUDIORECORDER_H
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#define AUDIORECORDER_H
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#include <QtCore/qurl.h>
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#include <QtWidgets/qmainwindow.h>
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#include <qmediarecorder.h>
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QT_BEGIN_NAMESPACE
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namespace Ui {
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class AudioRecorder;
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}
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class QAudioRecorder;
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class QAudioProbe;
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class QAudioBuffer;
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QT_END_NAMESPACE
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QT_USE_NAMESPACE
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class AudioRecorder : public QMainWindow
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{
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Q_OBJECT
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public:
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AudioRecorder(QWidget *parent = 0);
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~AudioRecorder();
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public slots:
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void processBuffer(const QAudioBuffer&);
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private slots:
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void setOutputLocation();
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void togglePause();
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void toggleRecord();
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void updateState(QMediaRecorder::State);
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void updateProgress(qint64 pos);
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void displayErrorMessage();
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QUrl generateAudioFilePath();
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private:
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static qreal GetPeakValue(const QAudioFormat& format);
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static qreal GetBufferLevel(const QAudioBuffer& buffer);
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template <class T>
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static qreal GetBufferLevel(const T* buffer, int samples);
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Ui::AudioRecorder *ui;
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QAudioRecorder* audioRecorder;
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QAudioProbe* probe;
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bool outputLocationSet;
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};
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#endif
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