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+/****************************************************************************
+**
+** Copyright (C) 2015 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the examples of the Qt Multimedia module.
+**
+** $QT_BEGIN_LICENSE:LGPL21$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia. For licensing terms and
+** conditions see http://qt.digia.com/licensing. For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** 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 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file. Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights. These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.0
+import QtMultimedia 5.5
+import qmlvideofilter.cl.test 1.0
+
+Item {
+ width: 1024
+ height: 768
+
+ Camera {
+ id: camera
+ }
+
+ MediaPlayer {
+ id: player
+ autoPlay: true
+ source: videoFilename
+ }
+
+ VideoOutput {
+ id: output
+ source: videoFilename !== "" ? player : camera
+ filters: [ infofilter, clfilter ]
+ anchors.fill: parent
+ }
+
+ CLFilter {
+ id: clfilter
+ // Animate a property which is passed to the OpenCL kernel.
+ SequentialAnimation on factor {
+ loops: Animation.Infinite
+ NumberAnimation {
+ from: 1
+ to: 20
+ duration: 6000
+ }
+ NumberAnimation {
+ from: 20
+ to: 1
+ duration: 3000
+ }
+ }
+ }
+
+ InfoFilter {
+ // This filter does not change the image. Instead, it provides some results calculated from the frame.
+ id: infofilter
+ onFinished: {
+ info.res = result.frameResolution.width + "x" + result.frameResolution.height;
+ info.type = result.handleType;
+ info.fmt = result.pixelFormat;
+ }
+ }
+
+ Column {
+ Text {
+ font.pointSize: 20
+ color: "green"
+ text: "Transformed with OpenCL on GPU\nClick to disable and enable the emboss filter"
+ }
+ Text {
+ font.pointSize: 12
+ color: "green"
+ text: "Emboss factor " + Math.round(clfilter.factor)
+ visible: clfilter.active
+ }
+ Text {
+ id: info
+ font.pointSize: 12
+ color: "green"
+ property string res
+ property string type
+ property int fmt
+ text: "Input resolution: " + res + " Input frame type: " + type + (fmt ? " Pixel format: " + fmt : "")
+ }
+ }
+
+ MouseArea {
+ anchors.fill: parent
+ onClicked: clfilter.active = !clfilter.active
+ }
+}