qgstreamer_platformspecificinterface_p.h

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// Copyright (C) 2024 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 GSTREAMER_PLATFORMSPECIFICINTERFACE_P_H
#define GSTREAMER_PLATFORMSPECIFICINTERFACE_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 <QtMultimedia/private/qplatformmediaintegration_p.h>
 
typedef struct _GstPipeline GstPipeline; // NOLINT (bugprone-reserved-identifier)
typedef struct _GstElement GstElement; // NOLINT (bugprone-reserved-identifier)
typedef struct _GstBuffer GstBuffer; // NOLINT (bugprone-reserved-identifier)
 
QT_BEGIN_NAMESPACE
 
class QAudioDevice;
 
class Q_MULTIMEDIA_EXPORT QGStreamerPlatformSpecificInterface
    : public QAbstractPlatformSpecificInterface
{
public:
    ~QGStreamerPlatformSpecificInterface() override;
 
    static QGStreamerPlatformSpecificInterface *instance();
 
    virtual QAudioDevice makeCustomGStreamerAudioInput(const QByteArray &gstreamerPipeline) = 0;
    virtual QAudioDevice makeCustomGStreamerAudioOutput(const QByteArray &gstreamerPipeline) = 0;
    virtual QCamera *makeCustomGStreamerCamera(const QByteArray &gstreamerPipeline,
                                               QObject *parent) = 0;
 
    // Note: ownership of GstElement is not transferred
    virtual QCamera *makeCustomGStreamerCamera(GstElement *, QObject *parent) = 0;
 
    virtual GstPipeline *gstPipeline(QMediaPlayer *) = 0;
    virtual GstPipeline *gstPipeline(QMediaCaptureSession *) = 0;
 
    virtual GstBuffer *getRawGstBuffer(QVideoFrame &) = 0; // does not transfer ownership
};
 
QT_END_NAMESPACE
 
#endif // GSTREAMER_PLATFORMSPECIFICINTERFACE_P_H