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Diffstat (limited to 'demos/video/qmlvideofx/main.cpp')
-rw-r--r-- | demos/video/qmlvideofx/main.cpp | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/demos/video/qmlvideofx/main.cpp b/demos/video/qmlvideofx/main.cpp new file mode 100644 index 0000000000..7f9295e0a1 --- /dev/null +++ b/demos/video/qmlvideofx/main.cpp @@ -0,0 +1,168 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtDeclarative/QDeclarativeContext> +#include <QtGui/QApplication> +#include <QtGui/QDesktopServices> +#include <QtGui/QGraphicsObject> +#include "filereader.h" +#include "qmlapplicationviewer.h" +#include "trace.h" + +#ifdef SMALL_SCREEN_LAYOUT + static const QLatin1String MainQmlFile("main-smallscreen.qml"); +#else + static const QLatin1String MainQmlFile("main-largescreen.qml"); +#endif + +#ifdef PERFORMANCEMONITOR_SUPPORT +#include "painteventmonitor.h" +#include "performancemonitordeclarative.h" +#endif + +#ifndef USE_OPENGL_GRAPHICS_SYSTEM +#include <QtOpenGL/QGLWidget> +#include <QtOpenGL/qgl.h> +#endif + +int main(int argc, char *argv[]) +{ +#ifdef USE_OPENGL_GRAPHICS_SYSTEM + QApplication::setGraphicsSystem("opengl"); +#endif + + QApplication app(argc, argv); + +#ifdef PERFORMANCEMONITOR_SUPPORT + PerformanceMonitor::qmlRegisterTypes(); +#endif + + QUrl fileName; + qreal volume = 0.5; + QStringList args = app.arguments(); +#ifdef PERFORMANCEMONITOR_SUPPORT + PerformanceMonitor::State performanceMonitorState; +#endif + for (int i=1; i<args.count(); ++i) { + const QString &arg = args.at(i); + if (arg.startsWith('-')) { + if ("-volume" == arg) { + if (i+1 < args.count()) + volume = 0.01 * args.at(++i).toInt(); + else + qtTrace() << "Option \"-volume\" takes a value"; + } +#ifdef PERFORMANCEMONITOR_SUPPORT + else if (PerformanceMonitor::parseArgument(arg, performanceMonitorState)) { + // Do nothing + } +#endif + else { + qtTrace() << "Option" << arg << "ignored"; + } + } else { + if (fileName.isEmpty()) + fileName = QUrl::fromLocalFile(arg); + else + qtTrace() << "Argument" << arg << "ignored"; + } + } + + QmlApplicationViewer viewer; + +#ifndef USE_OPENGL_GRAPHICS_SYSTEM + QGLFormat format = QGLFormat::defaultFormat(); + format.setSampleBuffers(false); + format.setSwapInterval(1); + QGLWidget* glWidget = new QGLWidget(format); + glWidget->setAutoFillBackground(false); + viewer.setViewport(glWidget); +#endif + + viewer.setOrientation(QmlApplicationViewer::ScreenOrientationAuto); + viewer.setMainQmlFile(QLatin1String("qml/qmlvideofx/") + MainQmlFile); + viewer.setViewportUpdateMode(QGraphicsView::FullViewportUpdate); + QGraphicsObject *rootObject = viewer.rootObject(); + rootObject->setProperty("fileName", fileName); + viewer.rootObject()->setProperty("volume", volume); + +#ifdef PERFORMANCEMONITOR_SUPPORT + if (performanceMonitorState.valid) { + rootObject->setProperty("perfMonitorsLogging", performanceMonitorState.logging); + rootObject->setProperty("perfMonitorsVisible", performanceMonitorState.visible); + } + PaintEventMonitor paintEventMonitor; + paintEventMonitor.setTarget(viewer.viewport()); + QObject::connect(&paintEventMonitor, SIGNAL(targetPainted()), + rootObject, SLOT(qmlFramePainted())); +#endif + + FileReader fileReader; + viewer.rootContext()->setContextProperty("fileReader", &fileReader); + + QString imagePath = "../../images"; + const QString picturesLocation = QDesktopServices::storageLocation(QDesktopServices::PicturesLocation); + if (!picturesLocation.isEmpty()) + imagePath = picturesLocation; + viewer.rootContext()->setContextProperty("imagePath", imagePath); + + QString videoPath; + const QString moviesLocation = QDesktopServices::storageLocation(QDesktopServices::MoviesLocation); + if (!moviesLocation.isEmpty()) + videoPath = moviesLocation; + viewer.rootContext()->setContextProperty("videoPath", videoPath); + +#ifdef SMALL_SCREEN_PHYSICAL + viewer.setOrientation(QmlApplicationViewer::ScreenOrientationLockLandscape); + viewer.showFullScreen(); +#else + viewer.showExpanded(); +#endif + + // Delay invocation of init until the event loop has started, to work around + // a GL context issue on Harmattan: without this, we get the following error + // when the first ShaderEffectItem is created: + // "QGLShaderProgram::addShader: Program and shader are not associated with same context" + QMetaObject::invokeMethod(viewer.rootObject(), "init", Qt::QueuedConnection); + + return app.exec(); +} + |