guitartuner.h Example Filedemos/mobile/guitartuner/src/guitartuner.h/**************************************************************************** ** ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the QtDeclarative module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** You may use this file under the terms of the BSD license as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor ** the names of its contributors may be used to endorse or promote ** products derived from this software without specific prior written ** permission. ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** $QT_END_LICENSE$ ** ****************************************************************************/ #ifndef MAINWINDOW_H #define MAINWINDOW_H #include <QMainWindow> #include <QtDeclarative> #include <QAudioDeviceInfo> #include <QAudioOutput> #include <QAudioInput> #include "voicegenerator.h" #include "voiceanalyzer.h" const int DataFrequencyHzOutput = 44100; const int DataFrequencyHzInput = 48000; #define MAX_INPUT_VALUE 50 #define MIN_INPUT_VALUE -50 class GuitarTuner : public QMainWindow { Q_OBJECT public: enum Orientation { LockPortrait, LockLandscape, Auto }; explicit GuitarTuner(QWidget *parent = 0); qreal getVolume(); qreal getMicrophoneSensitivity(); bool getMuteState(); void setOrientation(Orientation orientation); signals: public slots: void modeChanged(bool isInput); void muteStateChanged(bool isMuted); void targetFrequencyChanged(qreal targetFrequency); void outputStateChanged(QAudio::State state); void setMaxVolumeLevel(qreal); private: void initAudioOutput(); void initAudioInput(); VoiceGenerator *m_voicegenerator; VoiceAnalyzer *m_analyzer; QObject *qmlObject; QAudioOutput *m_audioOutput; QAudioInput *m_audioInput; QAudioFormat m_format_output; QAudioFormat m_format_input; QDeclarativeView *m_guitarTunerUI; }; #endif // MAINWINDOW_H |