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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://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 http://www.qt.io/terms-conditions. For further
** information use the contact form at http://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.LGPLv3 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.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 later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef YUV_VIDEO_NODE_H
#define YUV_VIDEO_NODE_H
#include <QtQuick/qsgmaterial.h>
#include <QtQuick/qsgnode.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:
enum ColorSpace {
REC_601, // SDTV standard with restricted "studio swing" color range.
REC_709, // HDTV standard with restricted "studio swing" color range.
JPEG // Full color range [0, 255] JPEG color space.
};
YUVVideoMaterial(QSGTexture *yTexture, QSGTexture *uTexture, QSGTexture *vTexture,
const QRectF &yaTexCoordRect, const QRectF &uvTexCoordRect, const QSizeF &yaTexSize, const QSizeF &uvTexSize,
ColorSpace colorspace);
virtual QSGMaterialType *type() const Q_DECL_OVERRIDE
{
static QSGMaterialType theType;
return &theType;
}
virtual QSGMaterialShader *createShader() const Q_DECL_OVERRIDE;
virtual int compare(const QSGMaterial *other) const Q_DECL_OVERRIDE;
QSGTexture *m_yTexture;
QSGTexture *m_uTexture;
QSGTexture *m_vTexture;
QRectF m_yaTexCoordRect;
QRectF m_uvTexCoordRect;
QSizeF m_yaTexSize;
QSizeF m_uvTexSize;
ColorSpace m_colorSpace;
};
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,
ColorSpace colorspace);
virtual QSGMaterialType *type() const Q_DECL_OVERRIDE
{
static QSGMaterialType theType;
return &theType;
}
virtual QSGMaterialShader *createShader() const Q_DECL_OVERRIDE;
virtual int compare(const QSGMaterial *other) const Q_DECL_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,
YUVVideoMaterial::ColorSpace colorspace);
void setRect(const QRectF &rect);
private:
QSGGeometry m_geometry;
YUVVideoMaterial *m_material;
};
} // namespace
#endif // YUV_VIDEO_NODE_H
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