/****************************************************************************

**

** Copyright (C) 2010 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 "qgstreamermetadataprovider.h"

#include "qgstreamerplayersession.h"

#include <QDebug>

#include <gst/gstversion.h>

struct QGstreamerMetaDataKeyLookup

{

    const char *token;

};

static const QGstreamerMetaDataKeyLookup qt_gstreamerMetaDataKeys[] =

{

    // Media

    // Audio

    // Music

#if (GST_VERSION_MAJOR >= 0) && (GST_VERSION_MINOR >= 10) && (GST_VERSION_MICRO >= 19)

#endif

    // Image/Video

    // Video

    // Movie

    // Photos

};

QGstreamerMetaDataProvider::QGstreamerMetaDataProvider(QGstreamerPlayerSession *session, QObject *parent)

{

    connect(m_session, SIGNAL(tagsChanged()), SLOT(updateTags()));

}

QGstreamerMetaDataProvider::~QGstreamerMetaDataProvider()

{

}

bool QGstreamerMetaDataProvider::isMetaDataAvailable() const

{

    return !m_session->tags().isEmpty();

}

bool QGstreamerMetaDataProvider::isWritable() const

{

    return false;

}

{

    static const int count = sizeof(qt_gstreamerMetaDataKeys) / sizeof(QGstreamerMetaDataKeyLookup);

    for (int i = 0; i < count; ++i) {

        if (qt_gstreamerMetaDataKeys[i].key == key) {

            return m_session->tags().value(QByteArray(qt_gstreamerMetaDataKeys[i].token));

        }

    }

    return QVariant();

}

{

    if (keysMap.isEmpty()) {

        const int count = sizeof(qt_gstreamerMetaDataKeys) / sizeof(QGstreamerMetaDataKeyLookup);

        for (int i = 0; i < count; ++i) {

            keysMap[QByteArray(qt_gstreamerMetaDataKeys[i].token)] = qt_gstreamerMetaDataKeys[i].key;

        }

    }

    foreach (const QByteArray &key, m_session->tags().keys()) {

        if (tag != -1)

            res.append(tag);

    }

    return res;

}

QVariant QGstreamerMetaDataProvider::extendedMetaData(const QString &key) const

{

    return m_session->tags().value(key.toLatin1());

}

QStringList QGstreamerMetaDataProvider::availableExtendedMetaData() const

{

    QStringList res;

    foreach (const QByteArray &key, m_session->tags().keys())

        res.append(QString(key));

    return res;

}

void QGstreamerMetaDataProvider::updateTags()

{

    emit metaDataChanged();

}