0b8c6115cd
QAudioBuffer: - Allow to specify startTime in the constructor. QAudioDecoder: - Removed WaitingState. - New signals: finished(), positionChanged(), durationChanged(). - New methods: position(), duration(). - A parameter removed from read() method. Change-Id: Ifb71502d0756aa306abd0a6bf7873934029952c4 Reviewed-by: Dmytro Poplavskiy <dmytro.poplavskiy@nokia.com> Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
112 lines
3.2 KiB
C++
112 lines
3.2 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/
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**
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** This file is part of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this
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** file. Please review the following information to ensure the GNU Lesser
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** General Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License version 3.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of this
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** file. Please review the following information to ensure the GNU General
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** Public License version 3.0 requirements will be met:
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** Other Usage
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QAUDIODECODERCONTROL_H
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#define QAUDIODECODERCONTROL_H
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#include "qmediacontrol.h"
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#include <private/qaudiodecoder_p.h>
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#include <QtCore/qpair.h>
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#include "qaudiobuffer.h"
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Multimedia)
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class QIODevice;
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class Q_MULTIMEDIA_EXPORT QAudioDecoderControl : public QMediaControl
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{
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Q_OBJECT
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public:
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~QAudioDecoderControl();
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virtual QAudioDecoder::State state() const = 0;
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virtual QString sourceFilename() const = 0;
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virtual void setSourceFilename(const QString &fileName) = 0;
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virtual QIODevice* sourceDevice() const = 0;
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virtual void setSourceDevice(QIODevice *device) = 0;
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virtual void start() = 0;
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virtual void stop() = 0;
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virtual QAudioFormat audioFormat() const = 0;
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virtual void setAudioFormat(const QAudioFormat &format) = 0;
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virtual QAudioBuffer read() = 0;
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virtual bool bufferAvailable() const = 0;
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virtual qint64 position() const = 0;
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virtual qint64 duration() const = 0;
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Q_SIGNALS:
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void stateChanged(QAudioDecoder::State newState);
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void formatChanged(const QAudioFormat &format);
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void sourceChanged();
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void error(int error, const QString &errorString);
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void bufferReady();
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void bufferAvailableChanged(bool available);
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void finished();
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void positionChanged(qint64 position);
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void durationChanged(qint64 duration);
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protected:
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QAudioDecoderControl(QObject* parent = 0);
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};
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#define QAudioDecoderControl_iid "com.nokia.Qt.QAudioDecoderControl/1.0"
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Q_MEDIA_DECLARE_CONTROL(QAudioDecoderControl, QAudioDecoderControl_iid)
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QAUDIODECODERCONTROL_H
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