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Diffstat (limited to 'src/plugins/imageformats/jpeg/main.cpp')
-rw-r--r-- | src/plugins/imageformats/jpeg/main.cpp | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/src/plugins/imageformats/jpeg/main.cpp b/src/plugins/imageformats/jpeg/main.cpp new file mode 100644 index 0000000..e4e2892 --- /dev/null +++ b/src/plugins/imageformats/jpeg/main.cpp @@ -0,0 +1,97 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the plugins 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <qimageiohandler.h> +#include <qstringlist.h> + +#ifndef QT_NO_IMAGEFORMATPLUGIN + +#ifdef QT_NO_IMAGEFORMAT_JPEG +#undef QT_NO_IMAGEFORMAT_JPEG +#endif +#include "qjpeghandler.h" + +QT_BEGIN_NAMESPACE + +class QJpegPlugin : public QImageIOPlugin +{ +public: + QStringList keys() const; + Capabilities capabilities(QIODevice *device, const QByteArray &format) const; + QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const; +}; + +QStringList QJpegPlugin::keys() const +{ + return QStringList() << QLatin1String("jpeg") << QLatin1String("jpg"); +} + +QImageIOPlugin::Capabilities QJpegPlugin::capabilities(QIODevice *device, const QByteArray &format) const +{ + if (format == "jpeg" || format == "jpg") + return Capabilities(CanRead | CanWrite); + if (!format.isEmpty()) + return 0; + if (!device->isOpen()) + return 0; + + Capabilities cap; + if (device->isReadable() && QJpegHandler::canRead(device)) + cap |= CanRead; + if (device->isWritable()) + cap |= CanWrite; + return cap; +} + +QImageIOHandler *QJpegPlugin::create(QIODevice *device, const QByteArray &format) const +{ + QImageIOHandler *handler = new QJpegHandler; + handler->setDevice(device); + handler->setFormat(format); + return handler; +} + +Q_EXPORT_STATIC_PLUGIN(QJpegPlugin) +Q_EXPORT_PLUGIN2(qjpeg, QJpegPlugin) + +QT_END_NAMESPACE + +#endif // QT_NO_IMAGEFORMATPLUGIN |