diff options
Diffstat (limited to 'src/plugins/mediaservices/gstreamer/qgstvideobuffer.cpp')
-rw-r--r-- | src/plugins/mediaservices/gstreamer/qgstvideobuffer.cpp | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/src/plugins/mediaservices/gstreamer/qgstvideobuffer.cpp b/src/plugins/mediaservices/gstreamer/qgstvideobuffer.cpp new file mode 100644 index 0000000..80943b5 --- /dev/null +++ b/src/plugins/mediaservices/gstreamer/qgstvideobuffer.cpp @@ -0,0 +1,85 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the Qt Mobility Components. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qgstvideobuffer.h" + + +QGstVideoBuffer::QGstVideoBuffer(GstBuffer *buffer, int bytesPerLine) + : QAbstractVideoBuffer(NoHandle) + , m_buffer(buffer) + , m_bytesPerLine(bytesPerLine) + , m_mode(NotMapped) +{ + gst_buffer_ref(m_buffer); +} + +QGstVideoBuffer::~QGstVideoBuffer() +{ + gst_buffer_unref(m_buffer); +} + + +QAbstractVideoBuffer::MapMode QGstVideoBuffer::mapMode() const +{ + return m_mode; +} + +uchar *QGstVideoBuffer::map(MapMode mode, int *numBytes, int *bytesPerLine) +{ + if (mode != NotMapped && m_mode == NotMapped) { + if (numBytes) + *numBytes = m_buffer->size; + + if (bytesPerLine) + *bytesPerLine = m_bytesPerLine; + + m_mode = mode; + + return m_buffer->data; + } else { + return 0; + } +} +void QGstVideoBuffer::unmap() +{ + m_mode = NotMapped; +} + |