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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 QFFMPEGVIDEOBUFFER_P_H
#define QFFMPEGVIDEOBUFFER_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 <private/qtmultimediaglobal_p.h>
#include <private/qabstractvideobuffer_p.h>
#include <qvideoframe.h>
#include <QtCore/qvariant.h>
#include "qffmpeg_p.h"
#include "qffmpeghwaccel_p.h"
QT_BEGIN_NAMESPACE
class QFFmpegVideoBuffer : public QAbstractVideoBuffer
{
public:
using AVFrameUPtr = QFFmpeg::AVFrameUPtr;
QFFmpegVideoBuffer(AVFrameUPtr frame);
~QFFmpegVideoBuffer() override;
QVideoFrame::MapMode mapMode() const override;
MapData map(QVideoFrame::MapMode mode) override;
void unmap() override;
virtual std::unique_ptr<QVideoFrameTextures> mapTextures(QRhi *) override;
virtual quint64 textureHandle(int plane) const override;
QVideoFrameFormat::PixelFormat pixelFormat() const;
QSize size() const;
static QVideoFrameFormat::PixelFormat toQtPixelFormat(AVPixelFormat avPixelFormat, bool *needsConversion = nullptr);
static AVPixelFormat toAVPixelFormat(QVideoFrameFormat::PixelFormat pixelFormat);
void convertSWFrame();
AVFrame *getHWFrame() const { return hwFrame.get(); }
void setTextureConverter(const QFFmpeg::TextureConverter &converter);
QVideoFrameFormat::ColorSpace colorSpace() const;
QVideoFrameFormat::ColorTransfer colorTransfer() const;
QVideoFrameFormat::ColorRange colorRange() const;
float maxNits();
private:
QVideoFrameFormat::PixelFormat m_pixelFormat;
AVFrame *frame = nullptr;
AVFrameUPtr hwFrame;
AVFrameUPtr swFrame;
QFFmpeg::TextureConverter textureConverter;
QVideoFrame::MapMode m_mode = QVideoFrame::NotMapped;
std::unique_ptr<QFFmpeg::TextureSet> textures;
};
QT_END_NAMESPACE
#endif
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