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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part 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 QAUDIODECODERCONTROL_H
#define QAUDIODECODERCONTROL_H
#include <QtMultimedia/qmediacontrol.h>
#include <QtMultimedia/qaudiodecoder.h>
#include <QtCore/qpair.h>
#include <QtMultimedia/qaudiobuffer.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
class QIODevice;
class Q_MULTIMEDIA_EXPORT QAudioDecoderControl : public QMediaControl
{
Q_OBJECT
public:
~QAudioDecoderControl();
virtual QAudioDecoder::State state() const = 0;
virtual QString sourceFilename() const = 0;
virtual void setSourceFilename(const QString &fileName) = 0;
virtual QIODevice* sourceDevice() const = 0;
virtual void setSourceDevice(QIODevice *device) = 0;
virtual void start() = 0;
virtual void stop() = 0;
virtual QAudioFormat audioFormat() const = 0;
virtual void setAudioFormat(const QAudioFormat &format) = 0;
virtual QAudioBuffer read() = 0;
virtual bool bufferAvailable() const = 0;
virtual qint64 position() const = 0;
virtual qint64 duration() const = 0;
Q_SIGNALS:
void stateChanged(QAudioDecoder::State newState);
void formatChanged(const QAudioFormat &format);
void sourceChanged();
void error(int error, const QString &errorString);
void bufferReady();
void bufferAvailableChanged(bool available);
void finished();
void positionChanged(qint64 position);
void durationChanged(qint64 duration);
protected:
QAudioDecoderControl(QObject* parent = 0);
};
#define QAudioDecoderControl_iid "org.qt-project.qt.audiodecodercontrol/5.0"
Q_MEDIA_DECLARE_CONTROL(QAudioDecoderControl, QAudioDecoderControl_iid)
QT_END_NAMESPACE
QT_END_HEADER
#endif // QAUDIODECODERCONTROL_H
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