dcbbad869e
Change copyrights and license headers from Nokia to Digia Change-Id: Id77334cfb15de096941c88e32d04ca07b4eb4709 Reviewed-by: Janne Anttila <janne.anttila@digia.com> Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com> Reviewed-by: Lars Knoll <lars.knoll@digia.com>
113 lines
3.2 KiB
C++
113 lines
3.2 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "qimagevideobuffer_p.h"
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#include "qabstractvideobuffer_p.h"
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#include <qimage.h>
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#include <qvariant.h>
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QT_BEGIN_NAMESPACE
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/*!
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* \class QImageVideoBuffer
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* \internal
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*
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* A video buffer class for a QImage.
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*/
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class QImageVideoBufferPrivate : public QAbstractVideoBufferPrivate
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{
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public:
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QImageVideoBufferPrivate()
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: mapMode(QAbstractVideoBuffer::NotMapped)
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{
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}
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QAbstractVideoBuffer::MapMode mapMode;
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QImage image;
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};
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QImageVideoBuffer::QImageVideoBuffer(const QImage &image)
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: QAbstractVideoBuffer(*new QImageVideoBufferPrivate, NoHandle)
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{
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Q_D(QImageVideoBuffer);
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d->image = image;
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}
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QImageVideoBuffer::~QImageVideoBuffer()
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{
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}
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QAbstractVideoBuffer::MapMode QImageVideoBuffer::mapMode() const
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{
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return d_func()->mapMode;
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}
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uchar *QImageVideoBuffer::map(MapMode mode, int *numBytes, int *bytesPerLine)
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{
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Q_D(QImageVideoBuffer);
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if (d->mapMode == NotMapped && d->image.bits() && mode != NotMapped) {
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d->mapMode = mode;
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if (numBytes)
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*numBytes = d->image.byteCount();
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if (bytesPerLine)
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*bytesPerLine = d->image.bytesPerLine();
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return d->image.bits();
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} else {
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return 0;
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}
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}
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void QImageVideoBuffer::unmap()
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{
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Q_D(QImageVideoBuffer);
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d->mapMode = NotMapped;
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}
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QT_END_NAMESPACE
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