Files
qtmultimedia/src/multimedia/controls/qaudiodecodercontrol_p.h
Lev Zelenskiy 0b8c6115cd Changes to QAudioBuffer and QAudioDecoder (position and duration).
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>
2012-02-24 06:00:38 +01:00

112 lines
3.2 KiB
C++

/****************************************************************************
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** file. Please review the following information to ensure the GNU Lesser
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#ifndef QAUDIODECODERCONTROL_H
#define QAUDIODECODERCONTROL_H
#include "qmediacontrol.h"
#include <private/qaudiodecoder_p.h>
#include <QtCore/qpair.h>
#include "qaudiobuffer.h"
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Multimedia)
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 "com.nokia.Qt.QAudioDecoderControl/1.0"
Q_MEDIA_DECLARE_CONTROL(QAudioDecoderControl, QAudioDecoderControl_iid)
QT_END_NAMESPACE
QT_END_HEADER
#endif // QAUDIODECODERCONTROL_H