qt-everywhere-src-5.15.1/qtmultimedia/src/gsttools/qgstreameraudioprobecontrol_p.h

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#ifndef QGSTREAMERAUDIOPROBECONTROL_H
#define QGSTREAMERAUDIOPROBECONTROL_H

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

#include <private/qgsttools_global_p.h>
#include <gst/gst.h>
#include <qmediaaudioprobecontrol.h>
#include <QtCore/qmutex.h>
#include <qaudiobuffer.h>
#include <qshareddata.h>

#include <private/qgstreamerbufferprobe_p.h>

QT_BEGIN_NAMESPACE

class Q_GSTTOOLS_EXPORT QGstreamerAudioProbeControl
    : public QMediaAudioProbeControl
    , public QGstreamerBufferProbe
    , public QSharedData
{
    Q_OBJECT
public:
    explicit QGstreamerAudioProbeControl(QObject *parent);
    virtual ~QGstreamerAudioProbeControl();

protected:
    void probeCaps(GstCaps *caps) override;
    bool probeBuffer(GstBuffer *buffer) override;

private slots:
    void bufferProbed();

private:
    QAudioBuffer m_pendingBuffer;
    QAudioFormat m_format;
    QMutex m_bufferMutex;
};

QT_END_NAMESPACE

#endif // QGSTREAMERAUDIOPROBECONTROL_H