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// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QGSTREAMERAUDIOOUTPUT_P_H
#define QGSTREAMERAUDIOOUTPUT_P_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 <QtCore/qobject.h>
#include <QtMultimedia/private/qmultimediautils_p.h>
#include <QtMultimedia/private/qplatformaudiooutput_p.h>
#include <QtMultimedia/private/qtmultimediaglobal_p.h>
#include <QtMultimedia/qaudiodevice.h>
#include <common/qgst_p.h>
#include <common/qgstpipeline_p.h>
QT_BEGIN_NAMESPACE
class QAudioDevice;
class QGstreamerAudioOutput : public QObject, public QPlatformAudioOutput
{
public:
static QMaybe<QPlatformAudioOutput *> create(QAudioOutput *parent);
~QGstreamerAudioOutput();
void setAudioDevice(const QAudioDevice &) override;
void setVolume(float) override;
void setMuted(bool) override;
QGstElement gstElement() const { return gstAudioOutput; }
private:
QGstreamerAudioOutput(QGstElement audioconvert, QGstElement audioresample, QGstElement volume,
QGstElement autoaudiosink, QAudioOutput *parent);
QAudioDevice m_audioOutput;
// Gst elements
QGstPipeline gstPipeline;
QGstBin gstAudioOutput;
QGstElement audioQueue;
QGstElement audioConvert;
QGstElement audioResample;
QGstElement audioVolume;
QGstElement audioSink;
};
QT_END_NAMESPACE
#endif
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