/*  This file is part of the KDE project
    Copyright (C) 2005-2006 Matthias Kretz <kretz@kde.org>

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) version 3, or any
    later version accepted by the membership of KDE e.V. (or its
    successor approved by the membership of KDE e.V.), Nokia Corporation 
    (or its successors, if any) and the KDE Free Qt Foundation, which shall
    act as a proxy defined in Section 6 of version 3 of the license.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public 
    License along with this library.  If not, see <http://www.gnu.org/licenses/>.

*/
#ifndef Phonon_ABSTRACTVIDEOOUTPUTBASE_H
#define Phonon_ABSTRACTVIDEOOUTPUTBASE_H

#include "phonondefs.h"
#include "phonon_export.h"
#include "medianode.h"
#include <QtCore/QObject>

QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE

#ifndef QT_NO_PHONON_VIDEO

class QString;

namespace Phonon
{

namespace Experimental
{
    class Visualization;
    class VisualizationPrivate;
} // namespace Experimental

    class AbstractVideoOutputPrivate;

    /** \class AbstractVideoOutput abstractvideooutput.h Phonon/AbstractVideoOutput
     * \brief Common base class for all video outputs.
     *
     * \see VideoWidget
     */
    class PHONON_EXPORT AbstractVideoOutput : public MediaNode
    {
        friend class Experimental::Visualization;
        friend class Experimental::VisualizationPrivate;
        K_DECLARE_PRIVATE(AbstractVideoOutput)
        protected:
            /**
             * \internal
             * Constructor that is called from derived classes.
             *
             * \param d the private object
             */
            AbstractVideoOutput(AbstractVideoOutputPrivate &d);
    };
} //namespace Phonon

#endif //QT_NO_PHONON_VIDEO

QT_END_NAMESPACE
QT_END_HEADER

#endif // Phonon_ABSTRACTVIDEOOUTPUTBASE_H
