Initial copy of QtMultimediaKit.

Comes from original repo, with SHA1:
2c82d5611655e5967f5c5095af50c0991c4378b2

src/plugins/directshow/camera/dsvideowidgetcontrol.h

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+/****************************************************************************
+**
+** 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef DSVIDEOWIDGETCONTROL_H
+#define DSVIDEOWIDGETCONTROL_H
+
+#include <QtCore/qobject.h>
+#include <QtGui>
+#include <QtMultimedia/qvideoframe.h>
+#include <QtMultimedia/qabstractvideosurface.h>
+#include <QtMultimedia/qvideosurfaceformat.h>
+
+#include <qvideowidgetcontrol.h>
+#include "DsCameraControl.h"
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class DSVideoWidgetSurface : public QAbstractVideoSurface
+{
+     Q_OBJECT
+ public:
+     DSVideoWidgetSurface(QLabel *pWidget, QObject *parent = 0);
+
+     QList<QVideoFrame::PixelFormat> supportedPixelFormats(
+             QAbstractVideoBuffer::HandleType handleType = QAbstractVideoBuffer::NoHandle) const;
+
+     bool present(const QVideoFrame &frame);
+
+     QRect videoRect() const { return targetRect; }
+     void updateVideoRect();
+
+     void paint(QPainter *painter);
+     void setImageFormat(QImage::Format fmt);
+
+ private:
+     QLabel *widget;
+     QImage::Format imageFormat;
+     QRect targetRect;
+     QSize imageSize;
+     QRect sourceRect;
+     QPixmap* myPixmap;
+ };
+
+class DSVideoWidgetControl : public QVideoWidgetControl
+{
+    Q_OBJECT
+	
+    DSVideoWidgetSurface* surface;
+public: // Constructor & Destructor
+    
+    DSVideoWidgetControl(DSCameraSession* session, QObject *parent = 0);
+    virtual ~DSVideoWidgetControl();
+
+public: // QVideoWidgetControl
+    
+    QWidget *videoWidget();
+
+    // Aspect Ratio
+    Qt::AspectRatioMode aspectRatioMode() const;
+    void setAspectRatioMode(Qt::AspectRatioMode ratio);
+
+    // Full Screen
+    bool isFullScreen() const;
+    void setFullScreen(bool fullScreen);
+
+    // Brightness
+    int brightness() const;
+    void setBrightness(int brightness);
+
+    // Contrast
+    int contrast() const;
+    void setContrast(int contrast);
+
+    // Hue
+    int hue() const;
+    void setHue(int hue);
+
+    // Saturation
+    int saturation() const;
+    void setSaturation(int saturation);
+
+public: // Internal
+    
+    bool eventFilter(QObject *object, QEvent *event);
+    
+/*    
+Q_SIGNALS: // QVideoWidgetControl
+
+    void fullScreenChanged(bool fullScreen);
+    void brightnessChanged(int brightness);
+    void contrastChanged(int contrast);
+    void hueChanged(int hue);
+    void saturationChanged(int saturation);
+*/
+
+Q_SIGNALS: // Internal Signals
+
+    void widgetResized(QSize size);
+    void widgetUpdated();
+
+private: // Data
+
+    DSCameraSession*    m_session;
+    QLabel              *m_widget;
+    WId                 m_windowId;
+    Qt::AspectRatioMode m_aspectRatioMode;
+    bool                m_fullScreen;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // DSVideoWidgetControl_H