Windows-4.7.4/src/3rdparty/phonon/qt7/videowidget.h

/*  This file is part of the KDE project.

    Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

    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 or 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_QT7_VIDEOWIDGET_H
#define Phonon_QT7_VIDEOWIDGET_H

#include <QtGui/QPaintEngine>
#include <phonon/videowidgetinterface.h>
#include "medianode.h"

QT_BEGIN_NAMESPACE

namespace Phonon
{
namespace QT7
{
    class MediaNodeEvent;
    class VideoRenderWidget;

    class VideoWidget : public MediaNode, public Phonon::VideoWidgetInterface
    {
        Q_OBJECT
        Q_INTERFACES(Phonon::VideoWidgetInterface)

     public:
        VideoWidget(QObject *parent);
        virtual ~VideoWidget();

        Phonon::VideoWidget::AspectRatio aspectRatio() const;
        void setAspectRatio(Phonon::VideoWidget::AspectRatio aspectRatio);
        qreal brightness() const;
        void setBrightness(qreal);
        Phonon::VideoWidget::ScaleMode scaleMode() const;
        void setScaleMode(Phonon::VideoWidget::ScaleMode scaleMode);
        qreal contrast() const;
        void setContrast(qreal);
        qreal hue() const;
        void setHue(qreal);
        qreal saturation() const;
        void setSaturation(qreal);

        QWidget *widget();

        void updateVideo(VideoFrame &frame);

    protected:
        void mediaNodeEvent(const MediaNodeEvent *event);

    private:
        VideoRenderWidget *m_videoRenderWidget;
    };

}} // namespace Phonon::QT7

QT_END_NAMESPACE

#endif // Phonon_QT7_VIDEOWIDGET_H