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Diffstat (limited to 'examples/multimedia/video/qmlvideofx/main.cpp')
| -rw-r--r-- | examples/multimedia/video/qmlvideofx/main.cpp | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/examples/multimedia/video/qmlvideofx/main.cpp b/examples/multimedia/video/qmlvideofx/main.cpp new file mode 100644 index 000000000..dff51776a --- /dev/null +++ b/examples/multimedia/video/qmlvideofx/main.cpp @@ -0,0 +1,151 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the Qt Mobility Components. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 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, 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. +** +** 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. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtCore/QStandardPaths> +#include <QtCore/QStringList> +#include <QtQml/QQmlContext> +#include <QtGui/QGuiApplication> +#include <QtQuick/QQuickItem> +#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 "performancemonitordeclarative.h" +#endif + +int main(int argc, char *argv[]) +{ + QGuiApplication 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; + + viewer.requestOrientation(Qt::LandscapeOrientation); + viewer.setMainQmlFile(QLatin1String("qml/qmlvideofx/") + MainQmlFile); + QQuickItem *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); + } + QObject::connect(&viewer, SIGNAL(afterRendering()), + rootObject, SLOT(qmlFramePainted())); +#endif + + FileReader fileReader; + viewer.rootContext()->setContextProperty("fileReader", &fileReader); + + QString imagePath = "../../images"; + const QStringList picturesLocation = QStandardPaths::standardLocations(QStandardPaths::PicturesLocation); + if (!picturesLocation.isEmpty()) + imagePath = picturesLocation.first(); + viewer.rootContext()->setContextProperty("imagePath", imagePath); + + QString videoPath; + const QStringList moviesLocation = QStandardPaths::standardLocations(QStandardPaths::MoviesLocation); + if (!moviesLocation.isEmpty()) + videoPath = moviesLocation.first(); + viewer.rootContext()->setContextProperty("videoPath", videoPath); + + viewer.setTitle("qmlvideofx"); + viewer.setFlags(Qt::Window | Qt::WindowSystemMenuHint | Qt::WindowTitleHint | + Qt::WindowMinMaxButtonsHint | Qt::WindowCloseButtonHint); + viewer.setMinimumSize(QSize(600, 400)); + +#ifdef SMALL_SCREEN_PHYSICAL + 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(); +} + |