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Diffstat (limited to 'examples/audiooutput/audiooutput.h')
-rw-r--r-- | examples/audiooutput/audiooutput.h | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/examples/audiooutput/audiooutput.h b/examples/audiooutput/audiooutput.h deleted file mode 100644 index 3a07039..0000000 --- a/examples/audiooutput/audiooutput.h +++ /dev/null @@ -1,128 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the examples 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 AUDIOOUTPUT_H -#define AUDIOOUTPUT_H - -#include <math.h> - -#include <QObject> -#include <QMainWindow> -#include <QLabel> -#include <QSlider> -#include <QIODevice> -#include <QTimer> -#include <QPushButton> -#include <QComboBox> -#include <QByteArray> - -#include <qaudiooutput.h> - -class Generator : public QIODevice -{ - Q_OBJECT -public: - Generator(const QAudioFormat &format, qint64 durationUs, int frequency, QObject *parent); - ~Generator(); - - void start(); - void stop(); - - qint64 readData(char *data, qint64 maxlen); - qint64 writeData(const char *data, qint64 len); - qint64 bytesAvailable() const; - -private: - void generateData(const QAudioFormat &format, qint64 durationUs, int frequency); - -private: - qint64 m_pos; - QByteArray m_buffer; -}; - -class AudioTest : public QMainWindow -{ - Q_OBJECT -public: - AudioTest(); - ~AudioTest(); - -private: - void initializeWindow(); - void initializeAudio(); - void createAudioOutput(); - -private: - QTimer* m_pullTimer; - - // Owned by layout - QPushButton* m_modeButton; - QPushButton* m_suspendResumeButton; - QComboBox* m_deviceBox; - QLabel* m_volumeLabel; - QSlider* m_volumeSlider; - - QAudioDeviceInfo m_device; - Generator* m_generator; - QAudioOutput* m_audioOutput; - QIODevice* m_output; // not owned - QAudioFormat m_format; - - bool m_pullMode; - QByteArray m_buffer; - - static const QString PushModeLabel; - static const QString PullModeLabel; - static const QString SuspendLabel; - static const QString ResumeLabel; - static const QString VolumeLabel; - -private slots: - void notified(); - void pullTimerExpired(); - void toggleMode(); - void toggleSuspendResume(); - void stateChanged(QAudio::State state); - void deviceChanged(int index); - void volumeChanged(int); -}; - -#endif - |