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Diffstat (limited to 'src/core/compositor/yuv_video_node.h')
-rw-r--r-- | src/core/compositor/yuv_video_node.h | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/src/core/compositor/yuv_video_node.h b/src/core/compositor/yuv_video_node.h new file mode 100644 index 000000000..dca8fa5e2 --- /dev/null +++ b/src/core/compositor/yuv_video_node.h @@ -0,0 +1,117 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtWebEngine module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef YUV_VIDEO_NODE_H +#define YUV_VIDEO_NODE_H + +#include <QtQuick/qsgmaterial.h> +#include <QtQuick/qsgnode.h> + +#include "ui/gfx/color_space.h" + +QT_FORWARD_DECLARE_CLASS(QSGTexture) + +namespace QtWebEngineCore { + +// These classes duplicate, QtQuick style, the logic of GLRenderer::DrawYUVVideoQuad. +// Their behavior should stay as close as possible to GLRenderer. + +class YUVVideoMaterial : public QSGMaterial +{ +public: + YUVVideoMaterial(QSGTexture *yTexture, QSGTexture *uTexture, QSGTexture *vTexture, + const QRectF &yaTexCoordRect, const QRectF &uvTexCoordRect, const QSizeF &yaTexSize, const QSizeF &uvTexSize, + const gfx::ColorSpace &colorspace, float rMul, float rOff); + + QSGMaterialType *type() const override + { + static QSGMaterialType theType; + return &theType; + } + + QSGMaterialShader *createShader() const override; + int compare(const QSGMaterial *other) const override; + + QSGTexture *m_yTexture; + QSGTexture *m_uTexture; + QSGTexture *m_vTexture; + QRectF m_yaTexCoordRect; + QRectF m_uvTexCoordRect; + QSizeF m_yaTexSize; + QSizeF m_uvTexSize; + gfx::ColorSpace m_colorSpace; + float m_resourceMultiplier; + float m_resourceOffset; +}; + +class YUVAVideoMaterial : public YUVVideoMaterial +{ +public: + YUVAVideoMaterial(QSGTexture *yTexture, QSGTexture *uTexture, QSGTexture *vTexture, QSGTexture *aTexture, + const QRectF &yaTexCoordRect, const QRectF &uvTexCoordRect, const QSizeF &yaTexSize, const QSizeF &uvTexSize, + const gfx::ColorSpace &colorspace, float rMul, float rOff); + + QSGMaterialType *type() const override + { + static QSGMaterialType theType; + return &theType; + } + + QSGMaterialShader *createShader() const override; + int compare(const QSGMaterial *other) const override; + + QSGTexture *m_aTexture; +}; + +class YUVVideoNode : public QSGGeometryNode +{ +public: + YUVVideoNode(QSGTexture *yTexture, QSGTexture *uTexture, QSGTexture *vTexture, QSGTexture *aTexture, + const QRectF &yaTexCoordRect, const QRectF &uvTexCoordRect, const QSizeF &yaTexSize, const QSizeF &uvTexSize, + const gfx::ColorSpace &colorspace, float rMul, float rOff); + void setRect(const QRectF &rect); + +private: + QSGGeometry m_geometry; + YUVVideoMaterial *m_material; +}; + +} // namespace + +#endif // YUV_VIDEO_NODE_H |