Add qmlvideo and qmlvideofx examples

Based on code imported from master branch of QtMobility repo,
ported to Qt Quick 2.

Task-number: QTBUG-23118
Change-Id: Ifd297de0e595c675ff1a8e3218d91b03629295b9
Reviewed-by: Jonas Rabbe <jonas.rabbe@nokia.com>
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>

examples/video/qmlvideofx/qml/qmlvideofx/Divider.qml

@@ -0,0 +1,94 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.0
+
+Rectangle {
+    id: root
+    anchors.fill: parent
+    color: "transparent"
+    property alias value: grip.value
+    property alias lineWidth: line.width
+    property alias gripSize: grip.width
+
+    Rectangle {
+        id: grip
+        property real value: 0.5
+        x: (value * parent.width) - width/2
+        anchors.top: parent.top
+        width: 20
+        height: width
+        radius: width/2
+        color: "red"
+
+        MouseArea {
+            anchors.fill:  parent
+
+            drag {
+                target: grip
+                axis: Drag.XAxis
+                minimumX: -parent.width/2
+                maximumX: root.width - parent.width/2
+            }
+
+            onPositionChanged:  {
+                if (drag.active)
+                    updatePosition()
+            }
+
+            onReleased: {
+                updatePosition()
+            }
+
+            function updatePosition() {
+                value = (grip.x + grip.width/2) / grip.parent.width
+            }
+        }
+    }
+
+    Rectangle {
+        id: line
+        anchors { top: parent.top; bottom: parent.bottom }
+        x: value * parent.width - (width / 2)
+        width: 2
+        color: "red"
+    }
+}