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Diffstat (limited to 'examples/mobile/guitartuner/src/voiceanalyzer.h')
-rw-r--r-- | examples/mobile/guitartuner/src/voiceanalyzer.h | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/examples/mobile/guitartuner/src/voiceanalyzer.h b/examples/mobile/guitartuner/src/voiceanalyzer.h deleted file mode 100644 index 11127140..00000000 --- a/examples/mobile/guitartuner/src/voiceanalyzer.h +++ /dev/null @@ -1,94 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of the demonstration applications of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and Digia. For licensing terms and -** conditions see http://qt.digia.com/licensing. For further information -** use the contact form at http://qt.digia.com/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 2.1 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 2.1 requirements -** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Digia gives you certain additional -** rights. These rights are described in the Digia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3.0 as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU General Public License version 3.0 requirements will be -** met: http://www.gnu.org/copyleft/gpl.html. -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef VOICEANALYZER_H -#define VOICEANALYZER_H - -#include <QObject> -#include <QAudioFormat> -#include <QDebug> -#include <QtCore/qmath.h> -#include <QtCore/qendian.h> -#include <QVariant> - -#include "constants.h" -#include "fastfouriertransformer.h" -#include "math.h" - -class VoiceAnalyzer : public QIODevice -{ - Q_OBJECT -public: - VoiceAnalyzer(const QAudioFormat &format, QObject *parent = 0); - qint64 readData(char *data, qint64 maxlen); - qint64 writeData(const char *data, qint64 maxlen); - void start(qreal frequency); - void stop(); - qreal frequency(); - int getMaximumVoiceDifference(); - int getMaximumPrecisionPerNote(); - -public slots: - void setCutOffPercentage(qreal cutoff); - -private: - const QAudioFormat m_format; - QList<qint16> m_samples; - int m_totalSampleCount; - int m_maximumVoiceDifference; - - qint16 getValueInt16(const uchar *ptr); - int m_stepSize; - qreal m_frequency; - qint64 m_position; - FastFourierTransformer *m_fftHelper; - void analyzeVoice(); -signals: - void voiceDifference(QVariant frequency); - void correctFrequency(); - void lowVoice(); - -public slots: - -}; - - -#endif // VOICEANALYZER_H |