581564c990
Change-Id: Ie276a7766bd26f3e49b2bc9c1a28ec96f1e3e4b0 Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
100 lines
2.8 KiB
C++
100 lines
2.8 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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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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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this
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** file. Please review the following information to ensure the GNU Lesser
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** General Public License version 2.1 requirements will be met:
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** 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, Nokia gives you certain additional
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** rights. These rights are described in the Nokia 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 General
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** Public License version 3.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of this
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** file. Please review the following information to ensure the GNU General
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** Public License version 3.0 requirements will be met:
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** Other Usage
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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**
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**
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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 "qgstvideobuffer_p.h"
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QT_BEGIN_NAMESPACE
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QGstVideoBuffer::QGstVideoBuffer(GstBuffer *buffer, int bytesPerLine)
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: QAbstractVideoBuffer(NoHandle)
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, m_buffer(buffer)
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, m_bytesPerLine(bytesPerLine)
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, m_mode(NotMapped)
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{
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gst_buffer_ref(m_buffer);
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}
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QGstVideoBuffer::QGstVideoBuffer(GstBuffer *buffer, int bytesPerLine,
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QGstVideoBuffer::HandleType handleType,
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const QVariant &handle)
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: QAbstractVideoBuffer(handleType)
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, m_buffer(buffer)
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, m_bytesPerLine(bytesPerLine)
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, m_mode(NotMapped)
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, m_handle(handle)
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{
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gst_buffer_ref(m_buffer);
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}
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QGstVideoBuffer::~QGstVideoBuffer()
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{
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gst_buffer_unref(m_buffer);
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}
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QAbstractVideoBuffer::MapMode QGstVideoBuffer::mapMode() const
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{
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return m_mode;
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}
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uchar *QGstVideoBuffer::map(MapMode mode, int *numBytes, int *bytesPerLine)
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{
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if (mode != NotMapped && m_mode == NotMapped) {
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if (numBytes)
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*numBytes = m_buffer->size;
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if (bytesPerLine)
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*bytesPerLine = m_bytesPerLine;
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m_mode = mode;
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return m_buffer->data;
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} else {
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return 0;
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}
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}
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void QGstVideoBuffer::unmap()
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{
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m_mode = NotMapped;
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}
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QT_END_NAMESPACE
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