Revision control
++ // 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 <QtMultimedia/private/qhwvideobuffer_p.h>
++ #include <QtCore/qvariant.h>
++
++ #include <QtFFmpegMediaPluginImpl/private/qffmpeg_p.h>
++ #include <QtFFmpegMediaPluginImpl/private/qffmpeghwaccel_p.h>
++
++ QT_BEGIN_NAMESPACE
++
++ class QFFmpegVideoBuffer : public QHwVideoBuffer
++ {
++ public:
++ using AVFrameUPtr = QFFmpeg::AVFrameUPtr;
++
++ QFFmpegVideoBuffer(AVFrameUPtr frame, AVRational pixelAspectRatio = { 1, 1 });
++ ~QFFmpegVideoBuffer() override;
++
++ MapData map(QVideoFrame::MapMode mode) override;
++ void unmap() override;
++
++ QVideoFrameTexturesUPtr mapTextures(QRhi &, QVideoFrameTexturesUPtr& oldTextures) 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 m_hwFrame.get(); }
++
++ void initTextureConverter(QRhi &rhi) override;
++
++ QRhi *associatedCurrentThreadRhi() const override;
++
++ QVideoFrameFormat::ColorSpace colorSpace() const;
++ QVideoFrameFormat::ColorTransfer colorTransfer() const;
++ QVideoFrameFormat::ColorRange colorRange() const;
++
++ float maxNits();
++
++ private:
++ // The result texture converter must be accessed from the rhi's thread
++ QFFmpeg::TextureConverter &ensureTextureConverter(QRhi &rhi);
++
++ QVideoFrameTexturesUPtr createTexturesFromHwFrame(QRhi &, QVideoFrameTexturesUPtr& oldTextures);
++
++ private:
++ QVideoFrameFormat::PixelFormat m_pixelFormat;
++ AVFrame *m_frame = nullptr;
++ AVFrameUPtr m_hwFrame;
++ AVFrameUPtr m_swFrame;
++ QSize m_size;
++ QVideoFrame::MapMode m_mode = QVideoFrame::NotMapped;
++ };
++
++ QT_END_NAMESPACE
++
++ #endif