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**
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** General Public License version 2.1 as published by the Free Software
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#ifndef QAUDIOSYSTEM_H
#define QAUDIOSYSTEM_H
#include <qmobilityglobal.h>
#include <qtmedianamespace.h>
#include "qaudio.h"
#include "qaudioformat.h"
#include "qaudiodeviceinfo.h"
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
class Q_MULTIMEDIA_EXPORT QAbstractAudioDeviceInfo : public QObject
{
Q_OBJECT
public:
virtual QAudioFormat preferredFormat() const = 0;
virtual bool isFormatSupported(const QAudioFormat &format) const = 0;
virtual QString deviceName() const = 0;
virtual QStringList supportedCodecs() = 0;
virtual QList<int> supportedSampleRates() = 0;
virtual QList<int> supportedChannelCounts() = 0;
virtual QList<int> supportedSampleSizes() = 0;
virtual QList<QAudioFormat::Endian> supportedByteOrders() = 0;
virtual QList<QAudioFormat::SampleType> supportedSampleTypes() = 0;
};
class Q_MULTIMEDIA_EXPORT QAbstractAudioOutput : public QObject
{
Q_OBJECT
public:
virtual void start(QIODevice *device) = 0;
virtual QIODevice* start() = 0;
virtual void stop() = 0;
virtual void reset() = 0;
virtual void suspend() = 0;
virtual void resume() = 0;
virtual int bytesFree() const = 0;
virtual int periodSize() const = 0;
virtual void setBufferSize(int value) = 0;
virtual int bufferSize() const = 0;
virtual void setNotifyInterval(int milliSeconds) = 0;
virtual int notifyInterval() const = 0;
virtual qint64 processedUSecs() const = 0;
virtual qint64 elapsedUSecs() const = 0;
virtual QAudio::Error error() const = 0;
virtual QAudio::State state() const = 0;
virtual void setFormat(const QAudioFormat& fmt) = 0;
virtual QAudioFormat format() const = 0;
Q_SIGNALS:
void errorChanged(QAudio::Error);
void stateChanged(QAudio::State);
void notify();
};
class Q_MULTIMEDIA_EXPORT QAbstractAudioInput : public QObject
{
Q_OBJECT
public:
virtual void start(QIODevice *device) = 0;
virtual QIODevice* start() = 0;
virtual void stop() = 0;
virtual void reset() = 0;
virtual void suspend() = 0;
virtual void resume() = 0;
virtual int bytesReady() const = 0;
virtual int periodSize() const = 0;
virtual void setBufferSize(int value) = 0;
virtual int bufferSize() const = 0;
virtual void setNotifyInterval(int milliSeconds) = 0;
virtual int notifyInterval() const = 0;
virtual qint64 processedUSecs() const = 0;
virtual qint64 elapsedUSecs() const = 0;
virtual QAudio::Error error() const = 0;
virtual QAudio::State state() const = 0;
virtual void setFormat(const QAudioFormat& fmt) = 0;
virtual QAudioFormat format() const = 0;
Q_SIGNALS:
void errorChanged(QAudio::Error);
void stateChanged(QAudio::State);
void notify();
};
QT_END_NAMESPACE
QT_END_HEADER
#endif // QAUDIOSYSTEM_H
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