qtmobility/examples/videographicsitem/videoitem.h
changeset 14 6fbed849b4f4
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qtmobility/examples/videographicsitem/videoitem.h	Wed Jun 23 19:08:38 2010 +0300
@@ -0,0 +1,79 @@
+/****************************************************************************
+**
+** 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 examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 VIDEOITEM_H
+#define VIDEOITEM_H
+
+#include <qabstractvideosurface.h>
+#include <QtGui/QGraphicsItem>
+
+class VideoItem
+    : public QAbstractVideoSurface,
+      public QGraphicsItem
+{
+    Q_OBJECT
+    Q_INTERFACES(QGraphicsItem)
+public:
+    explicit VideoItem(QGraphicsItem *parentItem = 0);
+    ~VideoItem();
+
+    QRectF boundingRect() const;
+    void paint(
+        QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
+
+    //video surface
+    QList<QVideoFrame::PixelFormat> supportedPixelFormats(
+            QAbstractVideoBuffer::HandleType handleType = QAbstractVideoBuffer::NoHandle) const;
+
+    bool start(const QVideoSurfaceFormat &format);
+    void stop();
+    bool present(const QVideoFrame &frame);
+
+private:
+    QImage::Format imageFormat;
+    QSize imageSize;
+
+    QVideoFrame currentFrame;
+    bool framePainted;
+};
+
+#endif
+