Add new manual test to check if CMYK encoded JPEG look the same when

scaled

New manual test for QImageReader and jpeg image loader plugin

Task-number: 260192

3 files changed, 107 insertions, 0 deletions

diff --git a/tests/manual/qimagereader/Qt_logostrap_CMYK.jpg b/tests/manual/qimagereader/Qt_logostrap_CMYK.jpg
new file mode 100644
index 0000000000..6a7bb1f652
--- /dev/null
+++ b/tests/manual/qimagereader/Qt_logostrap_CMYK.jpg
diff --git a/tests/manual/qimagereader/main.cpp b/tests/manual/qimagereader/main.cpp
new file mode 100644
index 0000000000..a17c20353d
--- /dev/null
+++ b/tests/manual/qimagereader/main.cpp
@@ -0,0 +1,99 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the examples 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 http://qt.nokia.com/contact.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui>
+
+class MyWidget : public QWidget
+{
+public:
+    MyWidget(QWidget * parent, const QString &imagefname, bool scaleImage)
+            : QWidget(parent), fileName(imagefname), scale(scaleImage)
+    {
+
+    }
+
+    virtual void paintEvent(QPaintEvent * /*event*/)
+    {
+        QPainter painter(this);
+        QImageReader reader(fileName);
+        if (!reader.canRead()) {
+            qWarning("Unable to read image file %s", fileName.toLocal8Bit().constData());
+            return;
+        }
+        if (!scale){
+            QImage image = reader.read();
+            painter.drawImage(rect(), image);
+        }else{
+            reader.setScaledSize( QSize(rect().width(), rect().height()) );
+            QImage image = reader.read();
+            painter.drawImage(rect(), image);
+        }
+    }
+
+private:
+    QString fileName;
+    bool scale;
+
+};
+
+
+
+// both the scaled and unscaled version of the CMYK encoded JPEG
+//      should have the same colors and not look corrupted.
+
+int main(int argc, char** argv)
+{
+    QApplication app(argc, argv);
+
+    QWidget mainWidget;
+    mainWidget.setWindowTitle("Colors in images are identical?");
+    mainWidget.setMinimumSize(400,400);
+    QHBoxLayout *l = new QHBoxLayout;
+    MyWidget *w1 = new MyWidget(&mainWidget,"Qt_logostrap_CMYK.jpg", false);
+    MyWidget *w2 = new MyWidget(&mainWidget,"Qt_logostrap_CMYK.jpg", true);
+    l->addWidget(w1);
+    l->addWidget(w2);
+    mainWidget.setLayout(l);
+    mainWidget.show();
+
+    return app.exec();
+}
+
diff --git a/tests/manual/qimagereader/qimagereader.pro b/tests/manual/qimagereader/qimagereader.pro
new file mode 100644
index 0000000000..b8293b9552
--- /dev/null
+++ b/tests/manual/qimagereader/qimagereader.pro
@@ -0,0 +1,8 @@
+
+TEMPLATE = app
+TARGET = 
+DEPENDPATH += .
+INCLUDEPATH += .
+
+# Input
+SOURCES += main.cpp