qt-everywhere-src-5.15.1/qtmultimedia/src/plugins/windowsaudio/qwindowsaudiodeviceinfo.h

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//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of other Qt classes.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//


#ifndef QWINDOWSAUDIODEVICEINFO_H
#define QWINDOWSAUDIODEVICEINFO_H

#include <QtCore/qbytearray.h>
#include <QtCore/qstringlist.h>
#include <QtCore/qlist.h>
#include <QtCore/qdebug.h>

#include <QtMultimedia/qaudiodeviceinfo.h>
#include <QtMultimedia/qaudiosystem.h>


QT_BEGIN_NAMESPACE

const unsigned int MAX_SAMPLE_RATES = 5;
const unsigned int SAMPLE_RATES[] = { 8000, 11025, 22050, 44100, 48000 };

class QWindowsAudioDeviceInfo : public QAbstractAudioDeviceInfo
{
    Q_OBJECT

public:
    QWindowsAudioDeviceInfo(QByteArray dev,QAudio::Mode mode);
    ~QWindowsAudioDeviceInfo();

    bool open();
    void close();

    bool testSettings(const QAudioFormat& format) const;
    void updateLists();
    QAudioFormat preferredFormat() const;
    bool isFormatSupported(const QAudioFormat& format) const;
    QString deviceName() const;
    QStringList supportedCodecs();
    QList<int> supportedSampleRates();
    QList<int> supportedChannelCounts();
    QList<int> supportedSampleSizes();
    QList<QAudioFormat::Endian> supportedByteOrders();
    QList<QAudioFormat::SampleType> supportedSampleTypes();
    static QByteArray defaultDevice(QAudio::Mode mode);
    static QList<QByteArray> availableDevices(QAudio::Mode);

private:
    QAudio::Mode mode;
    QString device;
    quint32 devId;
    QList<int> sampleRatez;
    QList<int> channelz;
    QList<int> sizez;
    QList<QAudioFormat::SampleType> typez;
};



QT_END_NAMESPACE


#endif // QWINDOWSAUDIODEVICEINFO_H