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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
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**
**
****************************************************************************/

#ifndef QSGVIDEONODE_P_H
#define QSGVIDEONODE_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 <QtQuick/qsgnode.h>
#include <private/qtmultimediaquickdefs_p.h>

#include <QtMultimedia/qvideoframe.h>
#include <QtMultimedia/qvideosurfaceformat.h>
#include <QtGui/qopenglfunctions.h>

QT_BEGIN_NAMESPACE

class Q_MULTIMEDIAQUICK_EXPORT QSGVideoNode : public QSGGeometryNode
{
public:
    enum FrameFlag {
        FrameFiltered = 0x01
    };
    Q_DECLARE_FLAGS(FrameFlags, FrameFlag)

    QSGVideoNode();

    virtual void setCurrentFrame(const QVideoFrame &frame, FrameFlags flags) = 0;
    virtual QVideoFrame::PixelFormat pixelFormat() const = 0;
    virtual QAbstractVideoBuffer::HandleType handleType() const = 0;

    void setTexturedRectGeometry(const QRectF &boundingRect, const QRectF &textureRect, int orientation);

private:
    QRectF m_rect;
    QRectF m_textureRect;
    int m_orientation;
};

Q_DECLARE_OPERATORS_FOR_FLAGS(QSGVideoNode::FrameFlags)

class Q_MULTIMEDIAQUICK_EXPORT QSGVideoNodeFactoryInterface
{
public:
    virtual ~QSGVideoNodeFactoryInterface();

    virtual QList<QVideoFrame::PixelFormat> supportedPixelFormats(QAbstractVideoBuffer::HandleType handleType) const = 0;
    virtual QSGVideoNode *createNode(const QVideoSurfaceFormat &format) = 0;
};

#define QSGVideoNodeFactoryInterface_iid "org.qt-project.qt.sgvideonodefactory/5.2"
Q_DECLARE_INTERFACE(QSGVideoNodeFactoryInterface, QSGVideoNodeFactoryInterface_iid)

class Q_MULTIMEDIAQUICK_EXPORT QSGVideoNodeFactoryPlugin : public QObject, public QSGVideoNodeFactoryInterface
{
    Q_OBJECT
    Q_INTERFACES(QSGVideoNodeFactoryInterface)
public:
    QList<QVideoFrame::PixelFormat> supportedPixelFormats(QAbstractVideoBuffer::HandleType handleType) const override = 0;
    QSGVideoNode *createNode(const QVideoSurfaceFormat &format) override = 0;
};

QT_END_NAMESPACE

#endif // QSGVIDEONODE_H