qtmobility/src/multimedia/qmediaplaylistioplugin.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 03 May 2010 13:18:40 +0300
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Revision: 201015 Kit: 201018
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/****************************************************************************
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**
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** Copyright (C) 2009 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 Mobility Components.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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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, 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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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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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 "qmediaplaylistioplugin.h"
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QTM_BEGIN_NAMESPACE
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/*!
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    \class QMediaPlaylistReader
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    \preliminary
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    \brief The QMediaPlaylistReader class provides an interface for reading a playlist file.
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    \sa QMediaPlaylistIOPlugin
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*/
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/*!
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    Destroys a media playlist reader.
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*/
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QMediaPlaylistReader::~QMediaPlaylistReader()
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{
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}
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/*!
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    \fn QMediaPlaylistReader::atEnd() const
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    Identifies if a playlist reader has reached the end of its input.
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    Returns true if the reader has reached the end; and false otherwise.
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*/
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/*!
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    \fn QMediaPlaylistReader::readItem()
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    Reads an item of media from a playlist file.
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    Returns the read media, or a null QMediaContent if no more media is available.
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*/
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/*!
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    \fn QMediaPlaylistReader::close()
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    Closes a playlist reader's input device.
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*/
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/*!
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    \class QMediaPlaylistWriter
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    \preliminary
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    \brief The QMediaPlaylistWriter class provides an interface for writing a playlist file.
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    \sa QMediaPlaylistIOPlugin
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*/
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/*!
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    Destroys a media playlist writer.
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*/
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QMediaPlaylistWriter::~QMediaPlaylistWriter()
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{
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}
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/*!
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    \fn QMediaPlaylistWriter::writeItem(const QMediaContent &media)
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    Writes an item of \a media to a playlist file.
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    Returns true if the media was written succesfully; and false otherwise.
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*/
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/*!
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    \fn QMediaPlaylistWriter::close()
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    Finalizes the writing of a playlist and closes the output device.
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*/
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/*!
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    \class QMediaPlaylistIOPlugin
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    \brief The QMediaPlaylistIOPlugin class provides an interface for media playlist I/O plug-ins.
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*/
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/*!
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    Constructs a media playlist I/O plug-in with the given \a parent.
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*/
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QMediaPlaylistIOPlugin::QMediaPlaylistIOPlugin(QObject *parent)
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    :QObject(parent)
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{
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}
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/*!
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    Destroys a media playlist I/O plug-in.
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*/
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QMediaPlaylistIOPlugin::~QMediaPlaylistIOPlugin()
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{
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}
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/*!
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    \fn QMediaPlaylistIOPlugin::canRead(QIODevice *device, const QByteArray &format) const
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    Identifies if plug-in can read \a format data from an I/O \a device.
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    Returns true if the data can be read; and false otherwise.
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*/
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/*!
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    \fn QMediaPlaylistIOPlugin::canRead(const QUrl& location, const QByteArray &format) const
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    Identifies if a plug-in can read \a format data from a URL \a location.
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    Returns true if the data can be read; and false otherwise.
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*/
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/*!
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    \fn QMediaPlaylistIOPlugin::canWrite(QIODevice *device, const QByteArray &format) const
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    Identifies if a plug-in can write \a format data to an I/O \a device.
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    Returns true if the data can be written; and false otherwise.
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*/
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/*!
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    \fn QMediaPlaylistIOPlugin::keys() const
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    Returns a list of format keys supported by a plug-in.
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*/
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/*!
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    \fn QMediaPlaylistIOPlugin::createReader(QIODevice *device, const QByteArray &format)
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    Returns a new QMediaPlaylistReader which reads \a format data from an I/O \a device.
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    If the device is invalid or the format is unsupported this will return a null pointer.
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*/
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/*!
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    \fn QMediaPlaylistIOPlugin::createReader(const QUrl& location, const QByteArray &format)
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    Returns a new QMediaPlaylistReader which reads \a format data from a URL \a location.
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    If the location or the format is unsupported this will return a null pointer.
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*/
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/*!
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    \fn QMediaPlaylistIOPlugin::createWriter(QIODevice *device, const QByteArray &format)
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    Returns a new QMediaPlaylistWriter which writes \a format data to an I/O \a device.
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    If the device is invalid or the format is unsupported this will return a null pointer.
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*/
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#include "moc_qmediaplaylistioplugin.cpp"
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QTM_END_NAMESPACE
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