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/****************************************************************************
**
** Copyright (C) 2022 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 QABSTRACTVIDEOBUFFER_H
#define QABSTRACTVIDEOBUFFER_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/qtmultimediaglobal.h>
#include <QtMultimedia/qvideoframe.h>
#include <QtCore/qmetatype.h>
QT_BEGIN_NAMESPACE
class QVariant;
class QRhi;
class Q_MULTIMEDIA_EXPORT QAbstractVideoBuffer
{
public:
QAbstractVideoBuffer(QVideoFrame::HandleType type, QRhi *rhi = nullptr);
virtual ~QAbstractVideoBuffer();
QVideoFrame::HandleType handleType() const;
struct MapData
{
int nPlanes = 0;
int bytesPerLine[4] = {};
uchar *data[4] = {};
int size[4] = {};
};
virtual QVideoFrame::MapMode mapMode() const = 0;
virtual MapData map(QVideoFrame::MapMode mode) = 0;
virtual void unmap() = 0;
virtual void mapTextures() {}
virtual quint64 textureHandle(int /*plane*/) const { return 0; }
protected:
QVideoFrame::HandleType m_type;
QRhi *rhi = nullptr;
private:
Q_DISABLE_COPY(QAbstractVideoBuffer)
};
#ifndef QT_NO_DEBUG_STREAM
Q_MULTIMEDIA_EXPORT QDebug operator<<(QDebug, QVideoFrame::MapMode);
#endif
QT_END_NAMESPACE
#endif
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