qt5base-lts/tests/benchmarks/plugins/imageformats/jpeg/jpeg.cpp
Jason McDonald 95cebd34eb Remove Symbian-specific code from tests.
Symbian is not a supported platform for Qt5, so this code is no longer
required.

Change-Id: I1172e6a42d518490e63e9599bf10579df08259aa
Reviewed-on: http://codereview.qt-project.org/5657
Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>
2011-09-29 06:41:42 +02:00

89 lines
2.9 KiB
C++

/****************************************************************************
**
** 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 test suite of the Qt Toolkit.
**
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** 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:
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** Public License version 3.0 as published by the Free Software Foundation
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****************************************************************************/
#include <QDebug>
#include <qtest.h>
#include <QtTest/QtTest>
#include <QFile>
#include <QByteArray>
#include <QBuffer>
#include <QImageReader>
#include <QSize>
class tst_jpeg : public QObject
{
Q_OBJECT
private slots:
void jpegDecodingQtWebkitStyle();
};
void tst_jpeg::jpegDecodingQtWebkitStyle()
{
// QtWebkit currently calls size() to get the image size for layouting purposes.
// Then when it is in the viewport (we assume that here) it actually gets decoded.
QFile inputJpeg(SRCDIR "n900.jpeg");
QVERIFY(inputJpeg.exists());
inputJpeg.open(QIODevice::ReadOnly);
QByteArray imageData = inputJpeg.readAll();
QBuffer buffer;
buffer.setData(imageData);
buffer.open(QBuffer::ReadOnly);
QCOMPARE(buffer.size(), qint64(19016));
QBENCHMARK{
for (int i = 0; i < 50; i++) {
QImageReader reader(&buffer, "jpeg");
QSize size = reader.size();
QVERIFY(!size.isNull());
QByteArray format = reader.format();
QVERIFY(!format.isEmpty());
QImage img = reader.read();
QVERIFY(!img.isNull());
buffer.reset();
}
}
}
QTEST_MAIN(tst_jpeg)
#include "jpeg.moc"