avfvideobuffer_p.h

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// Copyright (C) 2016 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 AVFVIDEOBUFFER_H

#define AVFVIDEOBUFFER_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/qhwvideobuffer_p.h>

#include <QtCore/qmutex.h>

#include <QtCore/qobject.h>

#include <QtCore/private/qcore_mac_p.h>

#include <avfvideosink_p.h>

#include <CoreVideo/CVImageBuffer.h>

#import <Metal/Metal.h>

QT_BEGIN_NAMESPACE

struct AVFMetalTexture;

class AVFVideoBuffer : public QHwVideoBuffer

public:

    AVFVideoBuffer(AVFVideoSinkInterface *sink, QCFType<CVImageBufferRef> buffer);

    ~AVFVideoBuffer() override;

    MapData map(QVideoFrame::MapMode mode) override;

    void unmap() override;

    quint64 textureHandle(QRhi &, int plane) override;

    QVideoFrameFormat videoFormat() const { return m_format; }

private:

#if QT_CONFIG(opengl)

    AVFVideoSinkInterface *sink = nullptr;

#if defined(Q_OS_MACOS)

    QCFType<CVOpenGLTextureRef> cvOpenGLTexture;

#elif defined(Q_OS_IOS)

    QCFType<CVOpenGLESTextureRef> cvOpenGLESTexture;

#endif

#endif

    QCFType<CVImageBufferRef> m_buffer;

    QCFType<CVMetalTextureCacheRef> metalCache;

    QCFType<CVMetalTextureRef> cvMetalTexture[3];

    QVideoFrame::MapMode m_mode = QVideoFrame::NotMapped;

    QVideoFrameFormat m_format;

};

QT_END_NAMESPACE

#endif