733ca2230c
Take color space into account when comparing images, and fix gamma comparison that was trying to be too accurate. Change-Id: I3674653abb21b66aaacb557addc4afb4ee75cfdd Reviewed-by: Eirik Aavitsland <eirik.aavitsland@qt.io>
3757 lines
146 KiB
C++
3757 lines
146 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtTest/QtTest>
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#include <qimage.h>
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#include <qimagereader.h>
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#include <qlist.h>
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#include <qmatrix.h>
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#include <qrandom.h>
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#include <stdio.h>
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#include <qpainter.h>
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#include <private/qimage_p.h>
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#include <private/qdrawhelper_p.h>
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#ifdef Q_OS_DARWIN
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#include <CoreGraphics/CoreGraphics.h>
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#endif
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#if defined(Q_OS_WIN) && !defined(Q_OS_WINRT)
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# include <qt_windows.h>
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#endif
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Q_DECLARE_METATYPE(QImage::Format)
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Q_DECLARE_METATYPE(Qt::GlobalColor)
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class tst_QImage : public QObject
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{
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Q_OBJECT
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public:
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tst_QImage();
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private slots:
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void initTestCase();
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void swap();
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void create();
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void createInvalidXPM();
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void createFromUChar();
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void formatHandlersInput_data();
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void formatHandlersInput();
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void setAlphaChannel_data();
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void setAlphaChannel();
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void alphaChannel();
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void convertToFormat_data();
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void convertToFormat();
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void convertToFormatWithColorTable();
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void convertToFormatRgb888ToRGB32();
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void createAlphaMask_data();
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void createAlphaMask();
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#ifndef QT_NO_IMAGE_HEURISTIC_MASK
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void createHeuristicMask();
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#endif
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void dotsPerMeterZero();
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void dotsPerMeterAndDpi();
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void convertToFormatPreserveDotsPrMeter();
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void convertToFormatPreserveText();
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void rotate_data();
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void rotate();
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void copy();
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void load();
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void loadFromData();
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#if !defined(QT_NO_DATASTREAM)
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void loadFromDataStream();
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#endif
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void setPixel_data();
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void setPixel();
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void defaultColorTable_data();
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void defaultColorTable();
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void setColorCount();
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void setColor();
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void rasterClipping();
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void pointOverloads();
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void destructor();
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void cacheKey();
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void smoothScale();
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void smoothScale2_data();
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void smoothScale2();
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void smoothScale3_data();
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void smoothScale3();
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void smoothScale4_data();
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void smoothScale4();
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void smoothScaleBig();
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void smoothScaleAlpha();
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void transformed_data();
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void transformed();
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void transformed2();
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void scaled();
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void paintEngine();
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void setAlphaChannelWhilePainting();
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void smoothScaledSubImage();
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void nullSize_data();
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void nullSize();
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void premultipliedAlphaConsistency();
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void compareIndexed();
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void fillColor_data();
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void fillColor();
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void fillColorWithAlpha();
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void fillRGB888();
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void fillPixel_data();
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void fillPixel();
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void rgbSwapped_data();
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void rgbSwapped();
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void mirrored_data();
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void mirrored();
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void inplaceRgbSwapped_data();
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void inplaceRgbSwapped();
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void inplaceMirrored_data();
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void inplaceMirrored();
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void inplaceMirroredOdd_data();
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void inplaceMirroredOdd();
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void inplaceRgbMirrored();
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void genericRgbConversion_data();
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void genericRgbConversion();
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void inplaceRgbConversion_data();
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void inplaceRgbConversion();
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void deepCopyWhenPaintingActive();
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void scaled_QTBUG19157();
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void convertOverUnPreMul();
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void scaled_QTBUG35972();
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void convertToPixelFormat();
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void convertToImageFormat_data();
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void convertToImageFormat();
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void invertPixelsRGB_data();
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void invertPixelsRGB();
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void exifOrientation_data();
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void exifOrientation();
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void exif_QTBUG45865();
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void exifInvalidData_data();
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void exifInvalidData();
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void exifReadComments();
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void cleanupFunctions();
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void devicePixelRatio();
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void rgb30Unpremul();
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void rgb30Repremul_data();
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void rgb30Repremul();
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void metadataPassthrough();
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void pixelColor();
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void pixel();
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void ditherGradient_data();
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void ditherGradient();
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void reinterpretAsFormat_data();
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void reinterpretAsFormat();
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void reinterpretAsFormat2();
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void complexTransform8bit();
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#ifdef Q_OS_DARWIN
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void toCGImage_data();
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void toCGImage();
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#endif
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void hugeQImage();
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void convertColorTable();
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void wideImage();
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void colorspaceEquality();
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#if defined(Q_OS_WIN) && !defined(Q_OS_WINRT)
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void toWinHBITMAP_data();
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void toWinHBITMAP();
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void fromMonoHBITMAP();
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#endif // Q_OS_WIN && !Q_OS_WINRT
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private:
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const QString m_prefix;
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};
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static QLatin1String formatToString(QImage::Format format)
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{
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switch (format) {
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case QImage::Format_Invalid:
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return QLatin1String("Invalid");
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case QImage::Format_Mono:
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return QLatin1String("Mono");
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case QImage::Format_MonoLSB:
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return QLatin1String("MonoLSB");
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case QImage::Format_Indexed8:
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return QLatin1String("Indexed8");
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case QImage::Format_RGB32:
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return QLatin1String("RGB32");
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case QImage::Format_ARGB32:
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return QLatin1String("ARGB32");
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case QImage::Format_ARGB32_Premultiplied:
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return QLatin1String("ARGB32pm");
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case QImage::Format_RGB16:
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return QLatin1String("RGB16");
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case QImage::Format_ARGB8565_Premultiplied:
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return QLatin1String("ARGB8565pm");
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case QImage::Format_RGB666:
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return QLatin1String("RGB666");
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case QImage::Format_ARGB6666_Premultiplied:
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return QLatin1String("ARGB6666pm");
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case QImage::Format_RGB555:
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return QLatin1String("RGB555");
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case QImage::Format_ARGB8555_Premultiplied:
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return QLatin1String("ARGB8555pm");
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case QImage::Format_RGB888:
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return QLatin1String("RGB888");
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case QImage::Format_RGB444:
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return QLatin1String("RGB444");
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case QImage::Format_ARGB4444_Premultiplied:
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return QLatin1String("ARGB4444pm");
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case QImage::Format_RGBX8888:
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return QLatin1String("RGBx88888");
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case QImage::Format_RGBA8888:
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return QLatin1String("RGBA88888");
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case QImage::Format_RGBA8888_Premultiplied:
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return QLatin1String("RGBA88888pm");
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case QImage::Format_BGR30:
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return QLatin1String("BGR30");
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case QImage::Format_A2BGR30_Premultiplied:
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return QLatin1String("A2BGR30pm");
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case QImage::Format_RGB30:
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return QLatin1String("RGB30");
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case QImage::Format_A2RGB30_Premultiplied:
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return QLatin1String("A2RGB30pm");
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case QImage::Format_Alpha8:
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return QLatin1String("Alpha8");
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case QImage::Format_Grayscale8:
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return QLatin1String("Grayscale8");
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case QImage::Format_RGBX64:
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return QLatin1String("RGBx64");
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case QImage::Format_RGBA64:
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return QLatin1String("RGBA64");
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case QImage::Format_RGBA64_Premultiplied:
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return QLatin1String("RGBA64pm");
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case QImage::Format_Grayscale16:
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return QLatin1String("Grayscale16");
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default:
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break;
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};
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Q_UNREACHABLE();
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qWarning("Unhandled image format");
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return QLatin1String("unknown");
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}
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tst_QImage::tst_QImage()
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: m_prefix(QFINDTESTDATA("images/"))
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{
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}
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void tst_QImage::initTestCase()
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{
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QVERIFY(!m_prefix.isEmpty());
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}
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void tst_QImage::swap()
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{
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QImage i1( 16, 16, QImage::Format_RGB32 ), i2( 32, 32, QImage::Format_RGB32 );
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i1.fill( Qt::white );
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i2.fill( Qt::black );
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const qint64 i1k = i1.cacheKey();
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const qint64 i2k = i2.cacheKey();
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i1.swap(i2);
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QCOMPARE(i1.cacheKey(), i2k);
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QCOMPARE(i1.size(), QSize(32,32));
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QCOMPARE(i2.cacheKey(), i1k);
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QCOMPARE(i2.size(), QSize(16,16));
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}
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// Test if QImage (or any functions called from QImage) throws an
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// exception when creating an extremely large image.
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// QImage::create() should return "false" in this case.
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void tst_QImage::create()
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{
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bool cr = true;
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QT_TRY {
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QImage image(700000000, 70000000, QImage::Format_Indexed8);
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image.setColorCount(256);
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cr = !image.isNull();
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} QT_CATCH (...) {
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}
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QVERIFY( !cr );
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}
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void tst_QImage::createInvalidXPM()
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{
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QTest::ignoreMessage(QtWarningMsg, "QImage::QImage(), XPM is not supported");
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const char *xpm[] = {""};
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QImage invalidXPM(xpm);
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QVERIFY(invalidXPM.isNull());
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}
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void tst_QImage::createFromUChar()
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{
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uint data[] = { 0xff010101U,
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0xff020202U,
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0xff030303U,
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0xff040404U };
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// When the data is const, nothing you do to the image will change the source data.
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QImage i1((const uchar*)data, 2, 2, 8, QImage::Format_RGB32);
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QCOMPARE(i1.pixel(0,0), 0xFF010101U);
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QCOMPARE(i1.pixel(1,0), 0xFF020202U);
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QCOMPARE(i1.pixel(0,1), 0xFF030303U);
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QCOMPARE(i1.pixel(1,1), 0xFF040404U);
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{
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QImage i(i1);
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i.setPixel(0,0,5);
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}
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QCOMPARE(i1.pixel(0,0), 0xFF010101U);
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QCOMPARE(*(QRgb*)data, 0xFF010101U);
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*((QRgb*)i1.bits()) = 0xFF070707U;
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QCOMPARE(i1.pixel(0,0), 0xFF070707U);
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QCOMPARE(*(QRgb*)data, 0xFF010101U);
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// Changing copies should not change the original image or data.
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{
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QImage i(i1);
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i.setPixel(0,0,5);
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QCOMPARE(*(QRgb*)data, 0xFF010101U);
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i1.setPixel(0,0,9);
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QCOMPARE(i1.pixel(0,0), 0xFF000009U);
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QCOMPARE(i.pixel(0,0), 0xFF000005U);
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}
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QCOMPARE(i1.pixel(0,0), 0xFF000009U);
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// When the data is non-const, nothing you do to copies of the image will change the source data,
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// but changing the image (here via bits()) will change the source data.
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QImage i2((uchar*)data, 2, 2, 8, QImage::Format_RGB32);
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QCOMPARE(i2.pixel(0,0), 0xFF010101U);
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QCOMPARE(i2.pixel(1,0), 0xFF020202U);
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QCOMPARE(i2.pixel(0,1), 0xFF030303U);
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QCOMPARE(i2.pixel(1,1), 0xFF040404U);
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{
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QImage i(i2);
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i.setPixel(0,0,5);
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}
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QCOMPARE(i2.pixel(0,0), 0xFF010101U);
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QCOMPARE(*(QRgb*)data, 0xFF010101U);
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*((QRgb*)i2.bits()) = 0xFF070707U;
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QCOMPARE(i2.pixel(0,0), 0xFF070707U);
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QCOMPARE(*(QRgb*)data, 0xFF070707U);
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// Changing the data will change the image in either case.
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QImage i3((uchar*)data, 2, 2, 8, QImage::Format_RGB32);
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QImage i4((const uchar*)data, 2, 2, 8, QImage::Format_RGB32);
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*(QRgb*)data = 0xFF060606U;
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QCOMPARE(i3.pixel(0,0), 0xFF060606U);
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QCOMPARE(i4.pixel(0,0), 0xFF060606U);
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}
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void tst_QImage::formatHandlersInput_data()
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{
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QTest::addColumn<QString>("testFormat");
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QTest::addColumn<QString>("testFile");
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// add a new line here when a file is added
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QTest::newRow("ICO") << "ICO" << m_prefix + "image.ico";
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QTest::newRow("PNG") << "PNG" << m_prefix + "image.png";
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QTest::newRow("GIF") << "GIF" << m_prefix + "image.gif";
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QTest::newRow("BMP") << "BMP" << m_prefix + "image.bmp";
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QTest::newRow("JPEG") << "JPEG" << m_prefix + "image.jpg";
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QTest::newRow("PBM") << "PBM" << m_prefix + "image.pbm";
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QTest::newRow("PGM") << "PGM" << m_prefix + "image.pgm";
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QTest::newRow("PPM") << "PPM" << m_prefix + "image.ppm";
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QTest::newRow("XBM") << "XBM" << m_prefix + "image.xbm";
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QTest::newRow("XPM") << "XPM" << m_prefix + "image.xpm";
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}
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void tst_QImage::formatHandlersInput()
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{
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QFETCH(QString, testFormat);
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QFETCH(QString, testFile);
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QList<QByteArray> formats = QImageReader::supportedImageFormats();
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// qDebug("Image input formats : %s", formats.join(" | ").latin1());
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bool formatSupported = false;
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for (QList<QByteArray>::Iterator it = formats.begin(); it != formats.end(); ++it) {
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if (*it == testFormat.toLower()) {
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formatSupported = true;
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break;
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}
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}
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if (formatSupported) {
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// qDebug(QImage::imageFormat(testFile));
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QCOMPARE(testFormat.toLatin1().toLower(), QImageReader::imageFormat(testFile));
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} else {
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QString msg = "Format not supported : ";
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QSKIP(QString(msg + testFormat).toLatin1());
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}
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}
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void tst_QImage::setAlphaChannel_data()
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{
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QTest::addColumn<int>("red");
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QTest::addColumn<int>("green");
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QTest::addColumn<int>("blue");
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QTest::addColumn<int>("alpha");
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QTest::addColumn<bool>("gray");
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QTest::newRow("red at 0%, gray") << 255 << 0 << 0 << 0 << true;
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QTest::newRow("red at 25%, gray") << 255 << 0 << 0 << 63 << true;
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QTest::newRow("red at 50%, gray") << 255 << 0 << 0 << 127 << true;
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QTest::newRow("red at 100%, gray") << 255 << 0 << 0 << 191 << true;
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QTest::newRow("red at 0%, 32bit") << 255 << 0 << 0 << 0 << false;
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QTest::newRow("red at 25%, 32bit") << 255 << 0 << 0 << 63 << false;
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QTest::newRow("red at 50%, 32bit") << 255 << 0 << 0 << 127 << false;
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QTest::newRow("red at 100%, 32bit") << 255 << 0 << 0 << 191 << false;
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QTest::newRow("green at 0%, gray") << 0 << 255 << 0 << 0 << true;
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QTest::newRow("green at 25%, gray") << 0 << 255 << 0 << 63 << true;
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QTest::newRow("green at 50%, gray") << 0 << 255 << 0 << 127 << true;
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QTest::newRow("green at 100%, gray") << 0 << 255 << 0 << 191 << true;
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QTest::newRow("green at 0%, 32bit") << 0 << 255 << 0 << 0 << false;
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QTest::newRow("green at 25%, 32bit") << 0 << 255 << 0 << 63 << false;
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QTest::newRow("green at 50%, 32bit") << 0 << 255 << 0 << 127 << false;
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QTest::newRow("green at 100%, 32bit") << 0 << 255 << 0 << 191 << false;
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QTest::newRow("blue at 0%, gray") << 0 << 0 << 255 << 0 << true;
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QTest::newRow("blue at 25%, gray") << 0 << 0 << 255 << 63 << true;
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QTest::newRow("blue at 50%, gray") << 0 << 0 << 255 << 127 << true;
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QTest::newRow("blue at 100%, gray") << 0 << 0 << 255 << 191 << true;
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QTest::newRow("blue at 0%, 32bit") << 0 << 0 << 255 << 0 << false;
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QTest::newRow("blue at 25%, 32bit") << 0 << 0 << 255 << 63 << false;
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QTest::newRow("blue at 50%, 32bit") << 0 << 0 << 255 << 127 << false;
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QTest::newRow("blue at 100%, 32bit") << 0 << 0 << 255 << 191 << false;
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}
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void tst_QImage::setAlphaChannel()
|
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{
|
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QFETCH(int, red);
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QFETCH(int, green);
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QFETCH(int, blue);
|
|
QFETCH(int, alpha);
|
|
QFETCH(bool, gray);
|
|
|
|
int width = 100;
|
|
int height = 100;
|
|
|
|
QImage image(width, height, QImage::Format_RGB32);
|
|
image.fill(qRgb(red, green, blue));
|
|
|
|
// Create the alpha channel
|
|
QImage alphaChannel;
|
|
if (gray) {
|
|
alphaChannel = QImage(width, height, QImage::Format_Indexed8);
|
|
alphaChannel.setColorCount(256);
|
|
for (int i=0; i<256; ++i)
|
|
alphaChannel.setColor(i, qRgb(i, i, i));
|
|
alphaChannel.fill(alpha);
|
|
} else {
|
|
alphaChannel = QImage(width, height, QImage::Format_ARGB32);
|
|
alphaChannel.fill(qRgb(alpha, alpha, alpha));
|
|
}
|
|
|
|
image.setAlphaChannel(alphaChannel);
|
|
image = image.convertToFormat(QImage::Format_ARGB32);
|
|
QCOMPARE(image.format(), QImage::Format_ARGB32);
|
|
|
|
// alpha of 0 becomes black at a=0 due to premultiplication
|
|
QRgb pixel = alpha == 0 ? 0 : qRgba(red, green, blue, alpha);
|
|
bool allPixelsOK = true;
|
|
for (int y=0; y<height; ++y) {
|
|
for (int x=0; x<width; ++x) {
|
|
allPixelsOK &= image.pixel(x, y) == pixel;
|
|
}
|
|
}
|
|
QVERIFY(allPixelsOK);
|
|
|
|
QImage outAlpha = image.alphaChannel();
|
|
QCOMPARE(outAlpha.size(), image.size());
|
|
|
|
bool allAlphaOk = true;
|
|
for (int y=0; y<height; ++y) {
|
|
for (int x=0; x<width; ++x) {
|
|
allAlphaOk &= outAlpha.pixelIndex(x, y) == alpha;
|
|
}
|
|
}
|
|
QVERIFY(allAlphaOk);
|
|
|
|
}
|
|
|
|
void tst_QImage::alphaChannel()
|
|
{
|
|
QImage img(10, 10, QImage::Format_Mono);
|
|
img.setColor(0, Qt::transparent);
|
|
img.setColor(1, Qt::black);
|
|
img.fill(0);
|
|
|
|
QPainter p(&img);
|
|
p.fillRect(2, 2, 6, 6, Qt::black);
|
|
p.end();
|
|
|
|
QCOMPARE(img.alphaChannel(), img.convertToFormat(QImage::Format_ARGB32).alphaChannel());
|
|
}
|
|
|
|
void tst_QImage::convertToFormat_data()
|
|
{
|
|
QTest::addColumn<int>("inFormat");
|
|
QTest::addColumn<uint>("inPixel");
|
|
QTest::addColumn<int>("resFormat");
|
|
QTest::addColumn<uint>("resPixel");
|
|
|
|
QTest::newRow("red rgb32 -> argb32") << int(QImage::Format_RGB32) << 0xffff0000
|
|
<< int(QImage::Format_ARGB32) << 0xffff0000;
|
|
QTest::newRow("green rgb32 -> argb32") << int(QImage::Format_RGB32) << 0xff00ff00
|
|
<< int(QImage::Format_ARGB32) << 0xff00ff00;
|
|
QTest::newRow("blue rgb32 -> argb32") << int(QImage::Format_RGB32) << 0xff0000ff
|
|
<< int(QImage::Format_ARGB32) << 0xff0000ff;
|
|
|
|
QTest::newRow("red rgb32 -> rgb16") << int(QImage::Format_RGB32) << 0xffff0000
|
|
<< int(QImage::Format_RGB16) << 0xffff0000;
|
|
QTest::newRow("green rgb32 -> rgb16") << int(QImage::Format_RGB32) << 0xff00ff00
|
|
<< int(QImage::Format_RGB16) << 0xff00ff00;
|
|
QTest::newRow("blue rgb32 -> rgb16") << int(QImage::Format_RGB32) << 0xff0000ff
|
|
<< int(QImage::Format_RGB16) << 0xff0000ff;
|
|
QTest::newRow("funky rgb32 -> rgb16") << int(QImage::Format_RGB32) << 0xfff0c080
|
|
<< int(QImage::Format_RGB16) << 0xfff7c384;
|
|
|
|
QTest::newRow("red rgb32 -> argb32_pm") << int(QImage::Format_RGB32) << 0xffff0000
|
|
<< int(QImage::Format_ARGB32_Premultiplied) << 0xffff0000;
|
|
QTest::newRow("green rgb32 -> argb32_pm") << int(QImage::Format_RGB32) << 0xff00ff00
|
|
<< int(QImage::Format_ARGB32_Premultiplied) <<0xff00ff00;
|
|
QTest::newRow("blue rgb32 -> argb32_pm") << int(QImage::Format_RGB32) << 0xff0000ff
|
|
<< int(QImage::Format_ARGB32_Premultiplied) << 0xff0000ff;
|
|
|
|
QTest::newRow("semired argb32 -> pm") << int(QImage::Format_ARGB32) << 0x7fff0000u
|
|
<< int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f0000u;
|
|
QTest::newRow("semigreen argb32 -> pm") << int(QImage::Format_ARGB32) << 0x7f00ff00u
|
|
<< int(QImage::Format_ARGB32_Premultiplied) << 0x7f007f00u;
|
|
QTest::newRow("semiblue argb32 -> pm") << int(QImage::Format_ARGB32) << 0x7f0000ffu
|
|
<< int(QImage::Format_ARGB32_Premultiplied) << 0x7f00007fu;
|
|
QTest::newRow("semiwhite argb32 -> pm") << int(QImage::Format_ARGB32) << 0x7fffffffu
|
|
<< int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f7f7fu;
|
|
QTest::newRow("semiblack argb32 -> pm") << int(QImage::Format_ARGB32) << 0x7f000000u
|
|
<< int(QImage::Format_ARGB32_Premultiplied) << 0x7f000000u;
|
|
|
|
QTest::newRow("semired pm -> argb32") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f0000u
|
|
<< int(QImage::Format_ARGB32) << 0x7fff0000u;
|
|
QTest::newRow("semigreen pm -> argb32") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f007f00u
|
|
<< int(QImage::Format_ARGB32) << 0x7f00ff00u;
|
|
QTest::newRow("semiblue pm -> argb32") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f00007fu
|
|
<< int(QImage::Format_ARGB32) << 0x7f0000ffu;
|
|
QTest::newRow("semiwhite pm -> argb32") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f7f7fu
|
|
<< int(QImage::Format_ARGB32) << 0x7fffffffu;
|
|
QTest::newRow("semiblack pm -> argb32") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f000000u
|
|
<< int(QImage::Format_ARGB32) << 0x7f000000u;
|
|
|
|
QTest::newRow("semired pm -> rgb32") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f0000u
|
|
<< int(QImage::Format_RGB32) << 0xffff0000u;
|
|
QTest::newRow("semigreen pm -> rgb32") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f007f00u
|
|
<< int(QImage::Format_RGB32) << 0xff00ff00u;
|
|
QTest::newRow("semiblue pm -> rgb32") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f00007fu
|
|
<< int(QImage::Format_RGB32) << 0xff0000ffu;
|
|
QTest::newRow("semiwhite pm -> rgb32") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f7f7fu
|
|
<< int(QImage::Format_RGB32) << 0xffffffffu;
|
|
QTest::newRow("semiblack pm -> rgb32") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f000000u
|
|
<< int(QImage::Format_RGB32) << 0xff000000u;
|
|
|
|
QTest::newRow("semired argb32 -> rgb32") << int(QImage::Format_ARGB32) << 0x7fff0000u
|
|
<< int(QImage::Format_RGB32) << 0xffff0000u;
|
|
QTest::newRow("semigreen argb32 -> rgb32") << int(QImage::Format_ARGB32) << 0x7f00ff00u
|
|
<< int(QImage::Format_RGB32) << 0xff00ff00u;
|
|
QTest::newRow("semiblue argb32 -> rgb32") << int(QImage::Format_ARGB32) << 0x7f0000ffu
|
|
<< int(QImage::Format_RGB32) << 0xff0000ffu;
|
|
QTest::newRow("semiwhite argb -> rgb32") << int(QImage::Format_ARGB32) << 0x7fffffffu
|
|
<< int(QImage::Format_RGB32) << 0xffffffffu;
|
|
QTest::newRow("semiblack argb -> rgb32") << int(QImage::Format_ARGB32) << 0x7f000000u
|
|
<< int(QImage::Format_RGB32) << 0xff000000u;
|
|
|
|
QTest::newRow("black mono -> rgb32") << int(QImage::Format_Mono) << 0x00000000u
|
|
<< int(QImage::Format_RGB32) << 0xff000000u;
|
|
|
|
QTest::newRow("white mono -> rgb32") << int(QImage::Format_Mono) << 0x00000001u
|
|
<< int(QImage::Format_RGB32) << 0xffffffffu;
|
|
QTest::newRow("red rgb16 -> argb32") << int(QImage::Format_RGB16) << 0xffff0000
|
|
<< int(QImage::Format_ARGB32) << 0xffff0000;
|
|
QTest::newRow("green rgb16 -> argb32") << int(QImage::Format_RGB16) << 0xff00ff00
|
|
<< int(QImage::Format_ARGB32) << 0xff00ff00;
|
|
QTest::newRow("blue rgb16 -> argb32") << int(QImage::Format_RGB16) << 0xff0000ff
|
|
<< int(QImage::Format_ARGB32) << 0xff0000ff;
|
|
QTest::newRow("red rgb16 -> rgb16") << int(QImage::Format_RGB32) << 0xffff0000
|
|
<< int(QImage::Format_RGB16) << 0xffff0000;
|
|
QTest::newRow("green rgb16 -> rgb16") << int(QImage::Format_RGB32) << 0xff00ff00
|
|
<< int(QImage::Format_RGB16) << 0xff00ff00;
|
|
QTest::newRow("blue rgb16 -> rgb16") << int(QImage::Format_RGB32) << 0xff0000ff
|
|
<< int(QImage::Format_RGB16) << 0xff0000ff;
|
|
QTest::newRow("semired argb32 -> rgb16") << int(QImage::Format_ARGB32) << 0x7fff0000u
|
|
<< int(QImage::Format_RGB16) << 0xffff0000;
|
|
QTest::newRow("semigreen argb32 -> rgb16") << int(QImage::Format_ARGB32) << 0x7f00ff00u
|
|
<< int(QImage::Format_RGB16) << 0xff00ff00;
|
|
QTest::newRow("semiblue argb32 -> rgb16") << int(QImage::Format_ARGB32) << 0x7f0000ffu
|
|
<< int(QImage::Format_RGB16) << 0xff0000ff;
|
|
QTest::newRow("semired pm -> rgb16") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f0000u
|
|
<< int(QImage::Format_RGB16) << 0xffff0000u;
|
|
|
|
QTest::newRow("semigreen pm -> rgb16") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f007f00u
|
|
<< int(QImage::Format_RGB16) << 0xff00ff00u;
|
|
QTest::newRow("semiblue pm -> rgb16") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f00007fu
|
|
<< int(QImage::Format_RGB16) << 0xff0000ffu;
|
|
QTest::newRow("semiwhite pm -> rgb16") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f7f7fu
|
|
<< int(QImage::Format_RGB16) << 0xffffffffu;
|
|
QTest::newRow("semiblack pm -> rgb16") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f000000u
|
|
<< int(QImage::Format_RGB16) << 0xff000000u;
|
|
|
|
QTest::newRow("mono -> mono lsb") << int(QImage::Format_Mono) << 1u
|
|
<< int(QImage::Format_MonoLSB) << 0xffffffffu;
|
|
QTest::newRow("mono lsb -> mono") << int(QImage::Format_MonoLSB) << 1u
|
|
<< int(QImage::Format_Mono) << 0xffffffffu;
|
|
|
|
QTest::newRow("red rgb32 -> rgb666") << int(QImage::Format_RGB32) << 0xffff0000
|
|
<< int(QImage::Format_RGB666) << 0xffff0000;
|
|
QTest::newRow("green rgb32 -> rgb666") << int(QImage::Format_RGB32) << 0xff00ff00
|
|
<< int(QImage::Format_RGB666) << 0xff00ff00;
|
|
QTest::newRow("blue rgb32 -> rgb666") << int(QImage::Format_RGB32) << 0xff0000ff
|
|
<< int(QImage::Format_RGB666) << 0xff0000ff;
|
|
|
|
QTest::newRow("red rgb16 -> rgb666") << int(QImage::Format_RGB16) << 0xffff0000
|
|
<< int(QImage::Format_RGB666) << 0xffff0000;
|
|
QTest::newRow("green rgb16 -> rgb666") << int(QImage::Format_RGB16) << 0xff00ff00
|
|
<< int(QImage::Format_RGB666) << 0xff00ff00;
|
|
QTest::newRow("blue rgb16 -> rgb666") << int(QImage::Format_RGB16) << 0xff0000ff
|
|
<< int(QImage::Format_RGB666) << 0xff0000ff;
|
|
|
|
QTest::newRow("red rgb32 -> rgb15") << int(QImage::Format_RGB32) << 0xffff0000
|
|
<< int(QImage::Format_RGB555) << 0xffff0000;
|
|
QTest::newRow("green rgb32 -> rgb15") << int(QImage::Format_RGB32) << 0xff00ff00
|
|
<< int(QImage::Format_RGB555) << 0xff00ff00;
|
|
QTest::newRow("blue rgb32 -> rgb15") << int(QImage::Format_RGB32) << 0xff0000ff
|
|
<< int(QImage::Format_RGB555) << 0xff0000ff;
|
|
QTest::newRow("funky rgb32 -> rgb15") << int(QImage::Format_RGB32) << 0xfff0c080
|
|
<< int(QImage::Format_RGB555) << 0xfff7c684;
|
|
|
|
QTest::newRow("red rgb16 -> rgb15") << int(QImage::Format_RGB16) << 0xffff0000
|
|
<< int(QImage::Format_RGB555) << 0xffff0000;
|
|
QTest::newRow("green rgb16 -> rgb15") << int(QImage::Format_RGB16) << 0xff00ff00
|
|
<< int(QImage::Format_RGB555) << 0xff00ff00;
|
|
QTest::newRow("blue rgb16 -> rgb15") << int(QImage::Format_RGB16) << 0xff0000ff
|
|
<< int(QImage::Format_RGB555) << 0xff0000ff;
|
|
QTest::newRow("funky rgb16 -> rgb15") << int(QImage::Format_RGB16) << 0xfff0c080
|
|
<< int(QImage::Format_RGB555) << 0xfff7c684;
|
|
|
|
QTest::newRow("red rgb32 -> argb8565") << int(QImage::Format_RGB32) << 0xffff0000
|
|
<< int(QImage::Format_ARGB8565_Premultiplied) << 0xffff0000;
|
|
QTest::newRow("green rgb32 -> argb8565") << int(QImage::Format_RGB32) << 0xff00ff00
|
|
<< int(QImage::Format_ARGB8565_Premultiplied) << 0xff00ff00;
|
|
QTest::newRow("blue rgb32 -> argb8565") << int(QImage::Format_RGB32) << 0xff0000ff
|
|
<< int(QImage::Format_ARGB8565_Premultiplied) << 0xff0000ff;
|
|
|
|
QTest::newRow("red rgb16 -> argb8565") << int(QImage::Format_RGB16) << 0xffff0000
|
|
<< int(QImage::Format_ARGB8565_Premultiplied) << 0xffff0000;
|
|
QTest::newRow("green rgb16 -> argb8565") << int(QImage::Format_RGB16) << 0xff00ff00
|
|
<< int(QImage::Format_ARGB8565_Premultiplied) << 0xff00ff00;
|
|
QTest::newRow("blue rgb16 -> argb8565") << int(QImage::Format_RGB16) << 0xff0000ff
|
|
<< int(QImage::Format_ARGB8565_Premultiplied) << 0xff0000ff;
|
|
|
|
QTest::newRow("red argb8565 -> argb32") << int(QImage::Format_ARGB8565_Premultiplied) << 0xffff0000
|
|
<< int(QImage::Format_ARGB32) << 0xffff0000;
|
|
QTest::newRow("green argb8565 -> argb32") << int(QImage::Format_ARGB8565_Premultiplied) << 0xff00ff00
|
|
<< int(QImage::Format_ARGB32) << 0xff00ff00;
|
|
QTest::newRow("blue argb8565 -> argb32") << int(QImage::Format_ARGB8565_Premultiplied) << 0xff0000ff
|
|
<< int(QImage::Format_ARGB32) << 0xff0000ff;
|
|
|
|
QTest::newRow("semired argb32 -> argb8565") << int(QImage::Format_ARGB32) << 0x7fff0000u
|
|
<< int(QImage::Format_ARGB8565_Premultiplied) << 0x7f7b0000u;
|
|
QTest::newRow("semigreen argb32 -> argb8565") << int(QImage::Format_ARGB32) << 0x7f00ff00u
|
|
<< int(QImage::Format_ARGB8565_Premultiplied) << 0x7f007d00u;
|
|
QTest::newRow("semiblue argb32 -> argb8565") << int(QImage::Format_ARGB32) << 0x7f0000ffu
|
|
<< int(QImage::Format_ARGB8565_Premultiplied) << 0x7f00007bu;
|
|
|
|
QTest::newRow("semired pm -> argb8565") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f0000u
|
|
<< int(QImage::Format_ARGB8565_Premultiplied) << 0x7f7b0000u;
|
|
QTest::newRow("semigreen pm -> argb8565") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f007f00u
|
|
<< int(QImage::Format_ARGB8565_Premultiplied) << 0x7f007d00u;
|
|
QTest::newRow("semiblue pm -> argb8565") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f00007fu
|
|
<< int(QImage::Format_ARGB8565_Premultiplied) << 0x7f00007bu;
|
|
QTest::newRow("semiwhite pm -> argb8565") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f7f7fu
|
|
<< int(QImage::Format_ARGB8565_Premultiplied) << 0x7f7b7d7bu;
|
|
QTest::newRow("semiblack pm -> argb8565") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f000000u
|
|
<< int(QImage::Format_ARGB8565_Premultiplied) << 0x7f000000u;
|
|
|
|
QTest::newRow("red rgb666 -> argb32") << int(QImage::Format_RGB666) << 0xffff0000
|
|
<< int(QImage::Format_ARGB32) << 0xffff0000;
|
|
QTest::newRow("green rgb666 -> argb32") << int(QImage::Format_RGB666) << 0xff00ff00
|
|
<< int(QImage::Format_ARGB32) << 0xff00ff00;
|
|
QTest::newRow("blue rgb666 -> argb32") << int(QImage::Format_RGB666) << 0xff0000ff
|
|
<< int(QImage::Format_ARGB32) << 0xff0000ff;
|
|
|
|
QTest::newRow("semired argb32 -> rgb666") << int(QImage::Format_ARGB32) << 0x7fff0000u
|
|
<< int(QImage::Format_RGB666) << 0xffff0000;
|
|
QTest::newRow("semigreen argb32 -> rgb666") << int(QImage::Format_ARGB32) << 0x7f00ff00u
|
|
<< int(QImage::Format_RGB666) << 0xff00ff00;
|
|
QTest::newRow("semiblue argb32 -> rgb666") << int(QImage::Format_ARGB32) << 0x7f0000ffu
|
|
<< int(QImage::Format_RGB666) << 0xff0000ff;
|
|
|
|
QTest::newRow("semired pm -> rgb666") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f0000u
|
|
<< int(QImage::Format_RGB666) << 0xffff0000u;
|
|
QTest::newRow("semigreen pm -> rgb666") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f007f00u
|
|
<< int(QImage::Format_RGB666) << 0xff00ff00u;
|
|
QTest::newRow("semiblue pm -> rgb666") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f00007fu
|
|
<< int(QImage::Format_RGB666) << 0xff0000ffu;
|
|
QTest::newRow("semiwhite pm -> rgb666") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f7f7fu
|
|
<< int(QImage::Format_RGB666) << 0xffffffffu;
|
|
QTest::newRow("semiblack pm -> rgb666") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f000000u
|
|
<< int(QImage::Format_RGB666) << 0xff000000u;
|
|
|
|
QTest::newRow("red rgb15 -> argb32") << int(QImage::Format_RGB555) << 0xffff0000
|
|
<< int(QImage::Format_ARGB32) << 0xffff0000;
|
|
QTest::newRow("green rgb15 -> argb32") << int(QImage::Format_RGB555) << 0xff00ff00
|
|
<< int(QImage::Format_ARGB32) << 0xff00ff00;
|
|
QTest::newRow("blue rgb15 -> argb32") << int(QImage::Format_RGB555) << 0xff0000ff
|
|
<< int(QImage::Format_ARGB32) << 0xff0000ff;
|
|
|
|
QTest::newRow("semired argb32 -> rgb15") << int(QImage::Format_ARGB32) << 0x7fff0000u
|
|
<< int(QImage::Format_RGB555) << 0xffff0000;
|
|
QTest::newRow("semigreen argb32 -> rgb15") << int(QImage::Format_ARGB32) << 0x7f00ff00u
|
|
<< int(QImage::Format_RGB555) << 0xff00ff00;
|
|
QTest::newRow("semiblue argb32 -> rgb15") << int(QImage::Format_ARGB32) << 0x7f0000ffu
|
|
<< int(QImage::Format_RGB555) << 0xff0000ff;
|
|
|
|
QTest::newRow("semired pm -> rgb15") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f0000u
|
|
<< int(QImage::Format_RGB555) << 0xffff0000u;
|
|
QTest::newRow("semigreen pm -> rgb15") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f007f00u
|
|
<< int(QImage::Format_RGB555) << 0xff00ff00u;
|
|
QTest::newRow("semiblue pm -> rgb15") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f00007fu
|
|
<< int(QImage::Format_RGB555) << 0xff0000ffu;
|
|
QTest::newRow("semiwhite pm -> rgb15") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f7f7fu
|
|
<< int(QImage::Format_RGB555) << 0xffffffffu;
|
|
QTest::newRow("semiblack pm -> rgb15") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f000000u
|
|
<< int(QImage::Format_RGB555) << 0xff000000u;
|
|
|
|
|
|
QTest::newRow("red rgb32 -> argb8555") << int(QImage::Format_RGB32) << 0xffff0000
|
|
<< int(QImage::Format_ARGB8555_Premultiplied) << 0xffff0000;
|
|
QTest::newRow("green rgb32 -> argb8555") << int(QImage::Format_RGB32) << 0xff00ff00
|
|
<< int(QImage::Format_ARGB8555_Premultiplied) << 0xff00ff00;
|
|
QTest::newRow("blue rgb32 -> argb8555") << int(QImage::Format_RGB32) << 0xff0000ff
|
|
<< int(QImage::Format_ARGB8555_Premultiplied) << 0xff0000ff;
|
|
|
|
QTest::newRow("red rgb16 -> argb8555") << int(QImage::Format_RGB16) << 0xffff0000
|
|
<< int(QImage::Format_ARGB8555_Premultiplied) << 0xffff0000;
|
|
QTest::newRow("green rgb16 -> argb8555") << int(QImage::Format_RGB16) << 0xff00ff00
|
|
<< int(QImage::Format_ARGB8555_Premultiplied) << 0xff00ff00;
|
|
QTest::newRow("blue rgb16 -> argb8555") << int(QImage::Format_RGB16) << 0xff0000ff
|
|
<< int(QImage::Format_ARGB8555_Premultiplied) << 0xff0000ff;
|
|
|
|
QTest::newRow("red argb8555 -> argb32") << int(QImage::Format_ARGB8555_Premultiplied) << 0xffff0000
|
|
<< int(QImage::Format_ARGB32) << 0xffff0000;
|
|
QTest::newRow("green argb8555 -> argb32") << int(QImage::Format_ARGB8555_Premultiplied) << 0xff00ff00
|
|
<< int(QImage::Format_ARGB32) << 0xff00ff00;
|
|
QTest::newRow("blue argb8555 -> argb32") << int(QImage::Format_ARGB8555_Premultiplied) << 0xff0000ff
|
|
<< int(QImage::Format_ARGB32) << 0xff0000ff;
|
|
|
|
QTest::newRow("semired argb32 -> argb8555") << int(QImage::Format_ARGB32) << 0x7fff0000u
|
|
<< int(QImage::Format_ARGB8555_Premultiplied) << 0x7f7b0000u;
|
|
QTest::newRow("semigreen argb32 -> argb8555") << int(QImage::Format_ARGB32) << 0x7f00ff00u
|
|
<< int(QImage::Format_ARGB8555_Premultiplied) << 0x7f007b00u;
|
|
QTest::newRow("semiblue argb32 -> argb8555") << int(QImage::Format_ARGB32) << 0x7f0000ffu
|
|
<< int(QImage::Format_ARGB8555_Premultiplied) << 0x7f00007bu;
|
|
|
|
QTest::newRow("semired pm -> argb8555") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f0000u
|
|
<< int(QImage::Format_ARGB8555_Premultiplied) << 0x7f7b0000u;
|
|
QTest::newRow("semigreen pm -> argb8555") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f007f00u
|
|
<< int(QImage::Format_ARGB8555_Premultiplied) << 0x7f007b00u;
|
|
QTest::newRow("semiblue pm -> argb8555") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f00007fu
|
|
<< int(QImage::Format_ARGB8555_Premultiplied) << 0x7f00007bu;
|
|
QTest::newRow("semiwhite pm -> argb8555") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f7f7fu
|
|
<< int(QImage::Format_ARGB8555_Premultiplied) << 0x7f7b7b7bu;
|
|
QTest::newRow("semiblack pm -> argb8555") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f000000u
|
|
<< int(QImage::Format_ARGB8555_Premultiplied) << 0x7f000000u;
|
|
|
|
QTest::newRow("red rgb32 -> rgb888") << int(QImage::Format_RGB32) << 0xffff0000
|
|
<< int(QImage::Format_RGB888) << 0xffff0000;
|
|
QTest::newRow("green rgb32 -> rgb888") << int(QImage::Format_RGB32) << 0xff00ff00
|
|
<< int(QImage::Format_RGB888) << 0xff00ff00;
|
|
QTest::newRow("blue rgb32 -> rgb888") << int(QImage::Format_RGB32) << 0xff0000ff
|
|
<< int(QImage::Format_RGB888) << 0xff0000ff;
|
|
|
|
QTest::newRow("red rgb16 -> rgb888") << int(QImage::Format_RGB16) << 0xffff0000
|
|
<< int(QImage::Format_RGB888) << 0xffff0000;
|
|
QTest::newRow("green rgb16 -> rgb888") << int(QImage::Format_RGB16) << 0xff00ff00
|
|
<< int(QImage::Format_RGB888) << 0xff00ff00;
|
|
QTest::newRow("blue rgb16 -> rgb888") << int(QImage::Format_RGB16) << 0xff0000ff
|
|
<< int(QImage::Format_RGB888) << 0xff0000ff;
|
|
|
|
QTest::newRow("red rgb888 -> argb32") << int(QImage::Format_RGB888) << 0xffff0000
|
|
<< int(QImage::Format_ARGB32) << 0xffff0000;
|
|
QTest::newRow("green rgb888 -> argb32") << int(QImage::Format_RGB888) << 0xff00ff00
|
|
<< int(QImage::Format_ARGB32) << 0xff00ff00;
|
|
QTest::newRow("blue rgb888 -> argb32") << int(QImage::Format_RGB888) << 0xff0000ff
|
|
<< int(QImage::Format_ARGB32) << 0xff0000ff;
|
|
|
|
QTest::newRow("red rgb888 -> rgbx8888") << int(QImage::Format_RGB888) << 0xffff0000
|
|
<< int(QImage::Format_RGBX8888) << 0xffff0000;
|
|
QTest::newRow("green rgb888 -> rgbx8888") << int(QImage::Format_RGB888) << 0xff00ff00
|
|
<< int(QImage::Format_RGBX8888) << 0xff00ff00;
|
|
QTest::newRow("blue rgb888 -> rgbx8888") << int(QImage::Format_RGB888) << 0xff0000ff
|
|
<< int(QImage::Format_RGBX8888) << 0xff0000ff;
|
|
|
|
QTest::newRow("semired argb32 -> rgb888") << int(QImage::Format_ARGB32) << 0x7fff0000u
|
|
<< int(QImage::Format_RGB888) << 0xffff0000;
|
|
QTest::newRow("semigreen argb32 -> rgb888") << int(QImage::Format_ARGB32) << 0x7f00ff00u
|
|
<< int(QImage::Format_RGB888) << 0xff00ff00;
|
|
QTest::newRow("semiblue argb32 -> rgb888") << int(QImage::Format_ARGB32) << 0x7f0000ffu
|
|
<< int(QImage::Format_RGB888) << 0xff0000ff;
|
|
|
|
QTest::newRow("semired pm -> rgb888") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f0000u
|
|
<< int(QImage::Format_RGB888) << 0xffff0000u;
|
|
QTest::newRow("semigreen pm -> rgb888") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f007f00u
|
|
<< int(QImage::Format_RGB888) << 0xff00ff00u;
|
|
QTest::newRow("semiblue pm -> rgb888") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f00007fu
|
|
<< int(QImage::Format_RGB888) << 0xff0000ffu;
|
|
QTest::newRow("semiwhite pm -> rgb888") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f7f7fu
|
|
<< int(QImage::Format_RGB888) << 0xffffffffu;
|
|
QTest::newRow("semiblack pm -> rgb888") << int(QImage::Format_ARGB32_Premultiplied) << 0x7f000000u
|
|
<< int(QImage::Format_RGB888) << 0xff000000u;
|
|
|
|
QTest::newRow("red rgba8888 -> argb32") << int(QImage::Format_RGBA8888) << 0xffff0000
|
|
<< int(QImage::Format_ARGB32) << 0xffff0000;
|
|
QTest::newRow("green rgba8888 -> argb32") << int(QImage::Format_RGBA8888) << 0xff00ff00
|
|
<< int(QImage::Format_ARGB32) << 0xff00ff00;
|
|
QTest::newRow("blue rgba8888 -> argb32") << int(QImage::Format_RGBA8888) << 0xff0000ff
|
|
<< int(QImage::Format_ARGB32) << 0xff0000ff;
|
|
|
|
QTest::newRow("semired rgba8888 -> argb pm") << int(QImage::Format_RGBA8888) << 0x7fff0000u
|
|
<< int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f0000u;
|
|
QTest::newRow("semigreen rgba8888 -> argb pm") << int(QImage::Format_RGBA8888) << 0x7f00ff00u
|
|
<< int(QImage::Format_ARGB32_Premultiplied) << 0x7f007f00u;
|
|
QTest::newRow("semiblue rgba8888 -> argb pm") << int(QImage::Format_RGBA8888) << 0x7f0000ffu
|
|
<< int(QImage::Format_ARGB32_Premultiplied) << 0x7f00007fu;
|
|
QTest::newRow("semiwhite rgba8888 -> argb pm") << int(QImage::Format_RGBA8888) << 0x7fffffffu
|
|
<< int(QImage::Format_ARGB32_Premultiplied) << 0x7f7f7f7fu;
|
|
QTest::newRow("semiblack rgba8888 -> argb pm") << int(QImage::Format_RGBA8888) << 0x7f000000u
|
|
<< int(QImage::Format_ARGB32_Premultiplied) << 0x7f000000u;
|
|
|
|
QTest::newRow("red rgb30 -> argb32") << int(QImage::Format_RGB30) << 0xffff0000
|
|
<< int(QImage::Format_ARGB32) << 0xffff0000;
|
|
QTest::newRow("green rgb30 -> argb32") << int(QImage::Format_RGB30) << 0xff00ff00
|
|
<< int(QImage::Format_ARGB32) << 0xff00ff00;
|
|
QTest::newRow("blue rgb30 -> argb32") << int(QImage::Format_RGB30) << 0xff0000ff
|
|
<< int(QImage::Format_ARGB32) << 0xff0000ff;
|
|
|
|
QTest::newRow("white gray8 -> argb pm") << int(QImage::Format_Grayscale8) << 0xfffffeffu
|
|
<< int(QImage::Format_ARGB32_Premultiplied) << 0xfffefefeu;
|
|
QTest::newRow("gray gray8 -> argb pm") << int(QImage::Format_Grayscale8) << 0xff565557u
|
|
<< int(QImage::Format_ARGB32_Premultiplied) << 0xff555555u;
|
|
QTest::newRow("black gray8 -> argb pm") << int(QImage::Format_Grayscale8) << 0xff000100u
|
|
<< int(QImage::Format_ARGB32_Premultiplied) << 0xff000000u;
|
|
}
|
|
|
|
|
|
void tst_QImage::convertToFormat()
|
|
{
|
|
QFETCH(int, inFormat);
|
|
QFETCH(uint, inPixel);
|
|
QFETCH(int, resFormat);
|
|
QFETCH(uint, resPixel);
|
|
|
|
QImage src(32, 32, QImage::Format(inFormat));
|
|
|
|
if (inFormat == QImage::Format_Mono) {
|
|
src.setColor(0, qRgba(0,0,0,0xff));
|
|
src.setColor(1, qRgba(255,255,255,0xff));
|
|
}
|
|
|
|
for (int y=0; y<src.height(); ++y)
|
|
for (int x=0; x<src.width(); ++x)
|
|
src.setPixel(x, y, inPixel);
|
|
|
|
QImage result = src.convertToFormat(QImage::Format(resFormat));
|
|
|
|
QCOMPARE(src.width(), result.width());
|
|
QCOMPARE(src.height(), result.height());
|
|
|
|
bool same = true;
|
|
for (int y=0; y<result.height(); ++y) {
|
|
for (int x=0; x<result.width(); ++x) {
|
|
QRgb pixel = result.pixel(x, y);
|
|
same &= (pixel == resPixel);
|
|
if (!same) {
|
|
printf("expect=%08x, result=%08x\n", resPixel, pixel);
|
|
y = 100000;
|
|
break;
|
|
}
|
|
|
|
}
|
|
}
|
|
QVERIFY(same);
|
|
|
|
// repeat tests converting from an image with nonstandard stride
|
|
|
|
int dp = (src.depth() < 8 || result.depth() < 8) ? 8 : 1;
|
|
QImage src2(src.bits() + (dp*src.depth())/8,
|
|
src.width() - dp*2,
|
|
src.height() - 1, src.bytesPerLine(),
|
|
src.format());
|
|
if (src.depth() < 8)
|
|
src2.setColorTable(src.colorTable());
|
|
|
|
const QImage result2 = src2.convertToFormat(QImage::Format(resFormat));
|
|
|
|
QCOMPARE(src2.width(), result2.width());
|
|
QCOMPARE(src2.height(), result2.height());
|
|
|
|
QImage expected2(result.bits() + (dp*result.depth())/8,
|
|
result.width() - dp*2,
|
|
result.height() - 1, result.bytesPerLine(),
|
|
result.format());
|
|
if (result.depth() < 8)
|
|
expected2.setColorTable(result.colorTable());
|
|
|
|
result2.save("result2.xpm", "XPM");
|
|
expected2.save("expected2.xpm", "XPM");
|
|
|
|
QCOMPARE(result2, expected2);
|
|
QFile::remove(QLatin1String("result2.xpm"));
|
|
QFile::remove(QLatin1String("expected2.xpm"));
|
|
}
|
|
|
|
void tst_QImage::convertToFormatWithColorTable()
|
|
{
|
|
QVector<QRgb> colors(2);
|
|
colors[0] = 0xFF000000;
|
|
colors[1] = 0xFFFFFFFF;
|
|
for (int format = QImage::Format_RGB32; format < QImage::Format_Alpha8; ++format) {
|
|
QImage fromImage(10, 10, (QImage::Format)format);
|
|
QImage bitmap = fromImage.convertToFormat(QImage::Format_Mono, colors);
|
|
QVERIFY(!bitmap.isNull());
|
|
}
|
|
}
|
|
|
|
void tst_QImage::convertToFormatRgb888ToRGB32()
|
|
{
|
|
// 545 so width % 4 != 0. This ensure there is padding at the end of the scanlines
|
|
const int height = 545;
|
|
const int width = 545;
|
|
QImage source(width, height, QImage::Format_RGB888);
|
|
for (int y = 0; y < height; ++y) {
|
|
uchar *srcPixels = source.scanLine(y);
|
|
for (int x = 0; x < width * 3; ++x)
|
|
srcPixels[x] = x;
|
|
}
|
|
|
|
QImage rgb32Image = source.convertToFormat(QImage::Format_RGB888);
|
|
QCOMPARE(rgb32Image.format(), QImage::Format_RGB888);
|
|
for (int x = 0; x < width; ++x) {
|
|
for (int y = 0; y < height; ++y)
|
|
QCOMPARE(rgb32Image.pixel(x, y), source.pixel(x, y));
|
|
}
|
|
}
|
|
|
|
void tst_QImage::createAlphaMask_data()
|
|
{
|
|
QTest::addColumn<int>("x");
|
|
QTest::addColumn<int>("y");
|
|
QTest::addColumn<int>("alpha1");
|
|
QTest::addColumn<int>("alpha2");
|
|
|
|
int alphas[] = { 0, 127, 255 };
|
|
|
|
for (unsigned a1 = 0; a1 < sizeof(alphas) / sizeof(int); ++a1) {
|
|
const QByteArray a1B = QByteArray::number(alphas[a1]);
|
|
for (unsigned a2 = 0; a2 < sizeof(alphas) / sizeof(int); ++a2) {
|
|
if (a1 == a2)
|
|
continue;
|
|
const QByteArray a2B = QByteArray::number(alphas[a2]);
|
|
for (int x=10; x<18; x+=3) {
|
|
const QByteArray xB = QByteArray::number(x);
|
|
for (int y=100; y<108; y+=3) {
|
|
const QByteArray testName = "x=" + xB + ", y=" + QByteArray::number(y)
|
|
+ ", a1=" + a1B + ", a2=" + a2B;
|
|
QTest::newRow(testName.constData()) << x << y << alphas[a1] << alphas[a2];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void tst_QImage::createAlphaMask()
|
|
{
|
|
QFETCH(int, x);
|
|
QFETCH(int, y);
|
|
QFETCH(int, alpha1);
|
|
QFETCH(int, alpha2);
|
|
|
|
QSize size(255, 255);
|
|
int pixelsInLines = size.width() + size.height() - 1;
|
|
int pixelsOutofLines = size.width() * size.height() - pixelsInLines;
|
|
|
|
// Generate an white image with two lines, horizontal at y and vertical at x.
|
|
// Lines have alpha of alpha2, rest has alpha of alpha1
|
|
QImage image(size, QImage::Format_ARGB32);
|
|
for (int cy=0; cy<image.height(); ++cy) {
|
|
for (int cx=0; cx<image.width(); ++cx) {
|
|
int alpha = (y == cy || x == cx) ? alpha2 : alpha1;
|
|
image.setPixel(cx, cy, qRgba(255, 255, 255, alpha));
|
|
}
|
|
}
|
|
|
|
QImage mask = image.createAlphaMask(Qt::OrderedAlphaDither);
|
|
|
|
// Sanity check...
|
|
QCOMPARE(mask.width(), image.width());
|
|
QCOMPARE(mask.height(), image.height());
|
|
|
|
// Sum up the number of pixels set for both lines and other area
|
|
int sumAlpha1 = 0;
|
|
int sumAlpha2 = 0;
|
|
for (int cy=0; cy<image.height(); ++cy) {
|
|
for (int cx=0; cx<image.width(); ++cx) {
|
|
int *alpha = (y == cy || x == cx) ? &sumAlpha2 : &sumAlpha1;
|
|
*alpha += mask.pixelIndex(cx, cy);
|
|
}
|
|
}
|
|
|
|
// Compare the set bits to whats expected for that alpha.
|
|
const int threshold = 5;
|
|
QVERIFY(qAbs(sumAlpha1 * 255 / pixelsOutofLines - alpha1) < threshold);
|
|
QVERIFY(qAbs(sumAlpha2 * 255 / pixelsInLines - alpha2) < threshold);
|
|
}
|
|
|
|
void tst_QImage::dotsPerMeterZero()
|
|
{
|
|
QImage img(100, 100, QImage::Format_RGB32);
|
|
QVERIFY(!img.isNull());
|
|
|
|
int defaultDpmX = img.dotsPerMeterX();
|
|
int defaultDpmY = img.dotsPerMeterY();
|
|
QVERIFY(defaultDpmX != 0);
|
|
QVERIFY(defaultDpmY != 0);
|
|
|
|
img.setDotsPerMeterX(0);
|
|
img.setDotsPerMeterY(0);
|
|
|
|
QCOMPARE(img.dotsPerMeterX(), defaultDpmX);
|
|
QCOMPARE(img.dotsPerMeterY(), defaultDpmY);
|
|
|
|
}
|
|
|
|
// verify that setting dotsPerMeter has an effect on the dpi.
|
|
void tst_QImage::dotsPerMeterAndDpi()
|
|
{
|
|
QImage img(100, 100, QImage::Format_RGB32);
|
|
QVERIFY(!img.isNull());
|
|
|
|
QPoint defaultLogicalDpi(img.logicalDpiX(), img.logicalDpiY());
|
|
QPoint defaultPhysicalDpi(img.physicalDpiX(), img.physicalDpiY());
|
|
|
|
img.setDotsPerMeterX(100); // set x
|
|
QCOMPARE(img.logicalDpiY(), defaultLogicalDpi.y()); // no effect on y
|
|
QCOMPARE(img.physicalDpiY(), defaultPhysicalDpi.y());
|
|
QVERIFY(img.logicalDpiX() != defaultLogicalDpi.x()); // x changed
|
|
QVERIFY(img.physicalDpiX() != defaultPhysicalDpi.x());
|
|
|
|
img.setDotsPerMeterY(200); // set y
|
|
QVERIFY(img.logicalDpiY() != defaultLogicalDpi.y()); // y changed
|
|
QVERIFY(img.physicalDpiY() != defaultPhysicalDpi.y());
|
|
}
|
|
|
|
void tst_QImage::rotate_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("format");
|
|
QTest::addColumn<int>("degrees");
|
|
|
|
QVector<int> degrees;
|
|
degrees << 0 << 90 << 180 << 270;
|
|
|
|
foreach (int d, degrees) {
|
|
const QString dB = QString::number(d);
|
|
for (int i = QImage::Format_Indexed8; i < QImage::NImageFormats; i++) {
|
|
QImage::Format format = static_cast<QImage::Format>(i);
|
|
QTest::newRow(qPrintable(dB + " " + formatToString(format))) << format << d;
|
|
}
|
|
}
|
|
}
|
|
|
|
void tst_QImage::rotate()
|
|
{
|
|
QFETCH(QImage::Format, format);
|
|
QFETCH(int, degrees);
|
|
|
|
// test if rotate90 is lossless
|
|
int w = 54;
|
|
int h = 13;
|
|
QImage original(w, h, format);
|
|
original.fill(qRgb(255,255,255));
|
|
|
|
if (format == QImage::Format_Indexed8) {
|
|
original.setColorCount(256);
|
|
for (int i = 0; i < 255; ++i)
|
|
original.setColor(i, qRgb(0, i, i));
|
|
}
|
|
|
|
if (original.colorTable().isEmpty()) {
|
|
for (int x = 0; x < w; ++x) {
|
|
original.setPixel(x,0, qRgb(x,0,128));
|
|
original.setPixel(x,h - 1, qRgb(0,255 - x,128));
|
|
}
|
|
for (int y = 0; y < h; ++y) {
|
|
original.setPixel(0, y, qRgb(y,0,255));
|
|
original.setPixel(w - 1, y, qRgb(0,255 - y,255));
|
|
}
|
|
} else {
|
|
const int n = original.colorTable().size();
|
|
for (int x = 0; x < w; ++x) {
|
|
original.setPixel(x, 0, x % n);
|
|
original.setPixel(x, h - 1, n - (x % n) - 1);
|
|
}
|
|
for (int y = 0; y < h; ++y) {
|
|
original.setPixel(0, y, y % n);
|
|
original.setPixel(w - 1, y, n - (y % n) - 1);
|
|
}
|
|
}
|
|
|
|
// original.save("rotated90_original.png", "png");
|
|
|
|
// Initialize the matrix manually (do not use rotate) to avoid rounding errors
|
|
QMatrix matRotate90;
|
|
matRotate90.rotate(degrees);
|
|
QImage dest = original;
|
|
// And rotate it 4 times, then the image should be identical to the original
|
|
for (int i = 0; i < 4 ; ++i) {
|
|
dest = dest.transformed(matRotate90);
|
|
}
|
|
|
|
// Make sure they are similar in format before we compare them.
|
|
dest = dest.convertToFormat(format);
|
|
|
|
// dest.save("rotated90_result.png","png");
|
|
QCOMPARE(original, dest);
|
|
|
|
// Test with QMatrix::rotate 90 also, since we trust that now
|
|
matRotate90.rotate(degrees);
|
|
dest = original;
|
|
// And rotate it 4 times, then the image should be identical to the original
|
|
for (int i = 0; i < 4 ; ++i) {
|
|
dest = dest.transformed(matRotate90);
|
|
}
|
|
|
|
// Make sure they are similar in format before we compare them.
|
|
dest = dest.convertToFormat(format);
|
|
|
|
QCOMPARE(original, dest);
|
|
}
|
|
|
|
void tst_QImage::copy()
|
|
{
|
|
// Task 99250
|
|
{
|
|
QImage img(16,16,QImage::Format_ARGB32);
|
|
img.copy(QRect(1000,1,1,1));
|
|
}
|
|
}
|
|
|
|
void tst_QImage::load()
|
|
{
|
|
const QString filePath = m_prefix + QLatin1String("image.jpg");
|
|
|
|
QImage dest(filePath);
|
|
QVERIFY(!dest.isNull());
|
|
QVERIFY(!dest.load("image_that_does_not_exist.png"));
|
|
QVERIFY(dest.isNull());
|
|
QVERIFY(dest.load(filePath));
|
|
QVERIFY(!dest.isNull());
|
|
}
|
|
|
|
void tst_QImage::loadFromData()
|
|
{
|
|
const QString filePath = m_prefix + QLatin1String("image.jpg");
|
|
|
|
QImage original(filePath);
|
|
QVERIFY(!original.isNull());
|
|
|
|
QByteArray ba;
|
|
{
|
|
QBuffer buf(&ba);
|
|
QVERIFY(buf.open(QIODevice::WriteOnly));
|
|
QVERIFY(original.save(&buf, "BMP"));
|
|
}
|
|
QVERIFY(!ba.isEmpty());
|
|
|
|
QImage dest;
|
|
QVERIFY(dest.loadFromData(ba, "BMP"));
|
|
QVERIFY(!dest.isNull());
|
|
|
|
QCOMPARE(original, dest);
|
|
|
|
QVERIFY(!dest.loadFromData(QByteArray()));
|
|
QVERIFY(dest.isNull());
|
|
}
|
|
|
|
#if !defined(QT_NO_DATASTREAM)
|
|
void tst_QImage::loadFromDataStream()
|
|
{
|
|
const QString filePath = m_prefix + QLatin1String("image.jpg");
|
|
|
|
QImage original(filePath);
|
|
QVERIFY(!original.isNull());
|
|
|
|
QByteArray ba;
|
|
{
|
|
QDataStream s(&ba, QIODevice::WriteOnly);
|
|
s << original;
|
|
}
|
|
QVERIFY(!ba.isEmpty());
|
|
|
|
QImage dest;
|
|
{
|
|
QDataStream s(&ba, QIODevice::ReadOnly);
|
|
s >> dest;
|
|
}
|
|
QVERIFY(!dest.isNull());
|
|
|
|
QCOMPARE(original, dest);
|
|
|
|
{
|
|
ba.clear();
|
|
QDataStream s(&ba, QIODevice::ReadOnly);
|
|
s >> dest;
|
|
}
|
|
QVERIFY(dest.isNull());
|
|
}
|
|
#endif // QT_NO_DATASTREAM
|
|
|
|
void tst_QImage::setPixel_data()
|
|
{
|
|
QTest::addColumn<int>("format");
|
|
QTest::addColumn<uint>("value");
|
|
QTest::addColumn<uint>("expected");
|
|
|
|
QTest::newRow("ARGB32 red") << int(QImage::Format_ARGB32)
|
|
<< 0xffff0000 << 0xffff0000;
|
|
QTest::newRow("ARGB32 green") << int(QImage::Format_ARGB32)
|
|
<< 0xff00ff00 << 0xff00ff00;
|
|
QTest::newRow("ARGB32 blue") << int(QImage::Format_ARGB32)
|
|
<< 0xff0000ff << 0xff0000ff;
|
|
QTest::newRow("RGB16 red") << int(QImage::Format_RGB16)
|
|
<< 0xffff0000 << 0xf800u;
|
|
QTest::newRow("RGB16 green") << int(QImage::Format_RGB16)
|
|
<< 0xff00ff00 << 0x07e0u;
|
|
QTest::newRow("RGB16 blue") << int(QImage::Format_RGB16)
|
|
<< 0xff0000ff << 0x001fu;
|
|
QTest::newRow("ARGB8565_Premultiplied red") << int(QImage::Format_ARGB8565_Premultiplied)
|
|
<< 0xffff0000 << 0xf800ffu;
|
|
QTest::newRow("ARGB8565_Premultiplied green") << int(QImage::Format_ARGB8565_Premultiplied)
|
|
<< 0xff00ff00 << 0x07e0ffu;
|
|
QTest::newRow("ARGB8565_Premultiplied blue") << int(QImage::Format_ARGB8565_Premultiplied)
|
|
<< 0xff0000ff << 0x001fffu;
|
|
QTest::newRow("RGB666 red") << int(QImage::Format_RGB666)
|
|
<< 0xffff0000 << 0x03f000u;
|
|
QTest::newRow("RGB666 green") << int(QImage::Format_RGB666)
|
|
<< 0xff00ff00 << 0x000fc0u;
|
|
QTest::newRow("RGB666 blue") << int(QImage::Format_RGB666)
|
|
<< 0xff0000ff << 0x00003fu;
|
|
QTest::newRow("RGB555 red") << int(QImage::Format_RGB555)
|
|
<< 0xffff0000 << 0x7c00u;
|
|
QTest::newRow("RGB555 green") << int(QImage::Format_RGB555)
|
|
<< 0xff00ff00 << 0x03e0u;
|
|
QTest::newRow("RGB555 blue") << int(QImage::Format_RGB555)
|
|
<< 0xff0000ff << 0x001fu;
|
|
QTest::newRow("ARGB8555_Premultiplied red") << int(QImage::Format_ARGB8555_Premultiplied)
|
|
<< 0xffff0000 << 0x7c00ffu;
|
|
QTest::newRow("ARGB8555_Premultiplied green") << int(QImage::Format_ARGB8555_Premultiplied)
|
|
<< 0xff00ff00 << 0x03e0ffu;
|
|
QTest::newRow("ARGB8555_Premultiplied blue") << int(QImage::Format_ARGB8555_Premultiplied)
|
|
<< 0xff0000ff << 0x001fffu;
|
|
QTest::newRow("RGB888 red") << int(QImage::Format_RGB888)
|
|
<< 0xffff0000 << 0xff0000u;
|
|
QTest::newRow("RGB888 green") << int(QImage::Format_RGB888)
|
|
<< 0xff00ff00 << 0x00ff00u;
|
|
QTest::newRow("RGB888 blue") << int(QImage::Format_RGB888)
|
|
<< 0xff0000ff << 0x0000ffu;
|
|
#if Q_BYTE_ORDER == Q_BIG_ENDIAN
|
|
QTest::newRow("RGBA8888 red") << int(QImage::Format_RGBA8888)
|
|
<< 0xffff0000u << 0xff0000ffu;
|
|
QTest::newRow("RGBA8888 green") << int(QImage::Format_RGBA8888)
|
|
<< 0xff00ff00u << 0x00ff00ffu;
|
|
QTest::newRow("RGBA8888 blue") << int(QImage::Format_RGBA8888)
|
|
<< 0xff0000ffu << 0x0000ffffu;
|
|
#else
|
|
QTest::newRow("RGBA8888 red") << int(QImage::Format_RGBA8888)
|
|
<< 0xffff0000u << 0xff0000ffu;
|
|
QTest::newRow("RGBA8888 green") << int(QImage::Format_RGBA8888)
|
|
<< 0xff00ff00u << 0xff00ff00u;
|
|
QTest::newRow("RGBA8888 blue") << int(QImage::Format_RGBA8888)
|
|
<< 0xff0000ffu << 0xffff0000u;
|
|
#endif
|
|
QTest::newRow("A2BGR30_Premultiplied red") << int(QImage::Format_A2BGR30_Premultiplied)
|
|
<< 0xffff0000u << 0xc00003ffu;
|
|
QTest::newRow("A2BGR30_Premultiplied green") << int(QImage::Format_A2BGR30_Premultiplied)
|
|
<< 0xff00ff00u << 0xc00ffc00u;
|
|
QTest::newRow("A2BGR30_Premultiplied blue") << int(QImage::Format_A2BGR30_Premultiplied)
|
|
<< 0xff0000ffu << 0xfff00000u;
|
|
QTest::newRow("RGB30 red") << int(QImage::Format_RGB30)
|
|
<< 0xffff0000u << 0xfff00000u;
|
|
QTest::newRow("RGB30 green") << int(QImage::Format_RGB30)
|
|
<< 0xff00ff00u << 0xc00ffc00u;
|
|
QTest::newRow("RGB30 blue") << int(QImage::Format_RGB30)
|
|
<< 0xff0000ffu << 0xc00003ffu;
|
|
}
|
|
|
|
void tst_QImage::setPixel()
|
|
{
|
|
QFETCH(int, format);
|
|
QFETCH(uint, value);
|
|
QFETCH(uint, expected);
|
|
|
|
const int w = 13;
|
|
const int h = 15;
|
|
|
|
QImage img(w, h, QImage::Format(format));
|
|
|
|
// fill image
|
|
for (int y = 0; y < h; ++y)
|
|
for (int x = 0; x < w; ++x)
|
|
img.setPixel(x, y, value);
|
|
|
|
// check pixel values
|
|
switch (format) {
|
|
case int(QImage::Format_RGB32):
|
|
case int(QImage::Format_ARGB32):
|
|
case int(QImage::Format_ARGB32_Premultiplied):
|
|
case int(QImage::Format_RGBX8888):
|
|
case int(QImage::Format_RGBA8888):
|
|
case int(QImage::Format_RGBA8888_Premultiplied):
|
|
case int(QImage::Format_A2BGR30_Premultiplied):
|
|
case int(QImage::Format_RGB30):
|
|
{
|
|
for (int y = 0; y < h; ++y) {
|
|
const quint32 *row = (const quint32*)(img.scanLine(y));
|
|
for (int x = 0; x < w; ++x) {
|
|
quint32 result = row[x];
|
|
if (result != expected)
|
|
printf("[x,y]: %d,%d, expected=%08x, result=%08x\n",
|
|
x, y, expected, result);
|
|
QCOMPARE(uint(result), expected);
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case int(QImage::Format_RGB555):
|
|
case int(QImage::Format_RGB16):
|
|
{
|
|
for (int y = 0; y < h; ++y) {
|
|
const quint16 *row = (const quint16*)(img.scanLine(y));
|
|
for (int x = 0; x < w; ++x) {
|
|
quint16 result = row[x];
|
|
if (result != expected)
|
|
printf("[x,y]: %d,%d, expected=%04x, result=%04x\n",
|
|
x, y, expected, result);
|
|
QCOMPARE(uint(result), expected);
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case int(QImage::Format_RGB666):
|
|
case int(QImage::Format_ARGB8565_Premultiplied):
|
|
case int(QImage::Format_ARGB8555_Premultiplied):
|
|
case int(QImage::Format_RGB888):
|
|
{
|
|
for (int y = 0; y < h; ++y) {
|
|
const quint24 *row = (const quint24*)(img.scanLine(y));
|
|
for (int x = 0; x < w; ++x) {
|
|
quint32 result = row[x];
|
|
if (result != expected)
|
|
printf("[x,y]: %d,%d, expected=%04x, result=%04x\n",
|
|
x, y, expected, result);
|
|
QCOMPARE(result, expected);
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
qFatal("Test not implemented for format %d", format);
|
|
}
|
|
}
|
|
|
|
void tst_QImage::convertToFormatPreserveDotsPrMeter()
|
|
{
|
|
QImage img(100, 100, QImage::Format_ARGB32_Premultiplied);
|
|
|
|
int dpmx = 123;
|
|
int dpmy = 234;
|
|
img.setDotsPerMeterX(dpmx);
|
|
img.setDotsPerMeterY(dpmy);
|
|
img.fill(0x12345678);
|
|
|
|
img = img.convertToFormat(QImage::Format_RGB32);
|
|
|
|
QCOMPARE(img.dotsPerMeterX(), dpmx);
|
|
QCOMPARE(img.dotsPerMeterY(), dpmy);
|
|
}
|
|
|
|
void tst_QImage::convertToFormatPreserveText()
|
|
{
|
|
QImage img(100, 100, QImage::Format_ARGB32_Premultiplied);
|
|
|
|
img.setText("foo", "bar");
|
|
img.setText("foo2", "bar2");
|
|
img.fill(0x12345678);
|
|
|
|
QStringList listResult;
|
|
listResult << "foo" << "foo2";
|
|
QString result = "foo: bar\n\nfoo2: bar2";
|
|
|
|
QImage imgResult1 = img.convertToFormat(QImage::Format_RGB32);
|
|
QCOMPARE(imgResult1.text(), result);
|
|
QCOMPARE(imgResult1.textKeys(), listResult);
|
|
|
|
QVector<QRgb> colorTable(4);
|
|
for (int i = 0; i < 4; ++i)
|
|
colorTable[i] = QRgb(42);
|
|
QImage imgResult2 = img.convertToFormat(QImage::Format_MonoLSB,
|
|
colorTable);
|
|
QCOMPARE(imgResult2.text(), result);
|
|
QCOMPARE(imgResult2.textKeys(), listResult);
|
|
}
|
|
|
|
void tst_QImage::defaultColorTable_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("format");
|
|
QTest::addColumn<int>("createdDataCount");
|
|
QTest::addColumn<int>("externalDataCount");
|
|
|
|
// For historical reasons, internally created mono images get a default colormap.
|
|
// Externally created and Indexed8 images do not.
|
|
QTest::newRow("Mono") << QImage::Format_Mono << 2 << 0;
|
|
QTest::newRow("MonoLSB") << QImage::Format_MonoLSB << 2 << 0;
|
|
QTest::newRow("Indexed8") << QImage::Format_Indexed8 << 0 << 0;
|
|
QTest::newRow("ARGB32_PM") << QImage::Format_A2BGR30_Premultiplied << 0 << 0;
|
|
}
|
|
|
|
void tst_QImage::defaultColorTable()
|
|
{
|
|
QFETCH(QImage::Format, format);
|
|
QFETCH(int, createdDataCount);
|
|
QFETCH(int, externalDataCount);
|
|
|
|
QImage img1(1, 1, format);
|
|
QCOMPARE(img1.colorCount(), createdDataCount);
|
|
QCOMPARE(img1.colorTable().size(), createdDataCount);
|
|
|
|
quint32 buf;
|
|
QImage img2(reinterpret_cast<uchar *>(&buf), 1, 1, format);
|
|
QCOMPARE(img2.colorCount(), externalDataCount);
|
|
|
|
QImage nullImg(0, 0, format);
|
|
QCOMPARE(nullImg.colorCount(), 0);
|
|
}
|
|
|
|
void tst_QImage::setColorCount()
|
|
{
|
|
QImage img(0, 0, QImage::Format_Indexed8);
|
|
QTest::ignoreMessage(QtWarningMsg, "QImage::setColorCount: null image");
|
|
img.setColorCount(256);
|
|
QCOMPARE(img.colorCount(), 0);
|
|
}
|
|
|
|
void tst_QImage::setColor()
|
|
{
|
|
QImage img(0, 0, QImage::Format_Indexed8);
|
|
img.setColor(0, qRgba(18, 219, 108, 128));
|
|
QCOMPARE(img.colorCount(), 0);
|
|
|
|
QImage img2(1, 1, QImage::Format_Indexed8);
|
|
img2.setColor(0, qRgba(18, 219, 108, 128));
|
|
QCOMPARE(img2.colorCount(), 1);
|
|
}
|
|
|
|
/* Just some sanity checking that we don't draw outside the buffer of
|
|
* the image. Hopefully this will create crashes or at least some
|
|
* random test fails when broken.
|
|
*/
|
|
void tst_QImage::rasterClipping()
|
|
{
|
|
QImage image(10, 10, QImage::Format_RGB32);
|
|
image.fill(0xffffffff);
|
|
|
|
QPainter p(&image);
|
|
|
|
p.drawLine(-1000, 5, 5, 5);
|
|
p.drawLine(-1000, 5, 1000, 5);
|
|
p.drawLine(5, 5, 1000, 5);
|
|
|
|
p.drawLine(5, -1000, 5, 5);
|
|
p.drawLine(5, -1000, 5, 1000);
|
|
p.drawLine(5, 5, 5, 1000);
|
|
|
|
p.setBrush(Qt::red);
|
|
|
|
p.drawEllipse(3, 3, 4, 4);
|
|
p.drawEllipse(-100, -100, 210, 210);
|
|
|
|
p.drawEllipse(-1000, 0, 2010, 2010);
|
|
p.drawEllipse(0, -1000, 2010, 2010);
|
|
p.drawEllipse(-2010, -1000, 2010, 2010);
|
|
p.drawEllipse(-1000, -2010, 2010, 2010);
|
|
QVERIFY(true);
|
|
}
|
|
|
|
// Tests the new QPoint overloads in QImage in Qt 4.2
|
|
void tst_QImage::pointOverloads()
|
|
{
|
|
QImage image(100, 100, QImage::Format_RGB32);
|
|
image.fill(0xff00ff00);
|
|
|
|
// IsValid
|
|
QVERIFY(image.valid(QPoint(0, 0)));
|
|
QVERIFY(image.valid(QPoint(99, 0)));
|
|
QVERIFY(image.valid(QPoint(0, 99)));
|
|
QVERIFY(image.valid(QPoint(99, 99)));
|
|
|
|
QVERIFY(!image.valid(QPoint(50, -1))); // outside on the top
|
|
QVERIFY(!image.valid(QPoint(50, 100))); // outside on the bottom
|
|
QVERIFY(!image.valid(QPoint(-1, 50))); // outside on the left
|
|
QVERIFY(!image.valid(QPoint(100, 50))); // outside on the right
|
|
|
|
// Test the pixel setter
|
|
image.setPixel(QPoint(10, 10), 0xff0000ff);
|
|
QCOMPARE(image.pixel(10, 10), 0xff0000ff);
|
|
|
|
// pixel getter
|
|
QCOMPARE(image.pixel(QPoint(10, 10)), 0xff0000ff);
|
|
|
|
// pixelIndex()
|
|
QImage indexed = image.convertToFormat(QImage::Format_Indexed8);
|
|
QCOMPARE(indexed.pixelIndex(10, 10), indexed.pixelIndex(QPoint(10, 10)));
|
|
}
|
|
|
|
void tst_QImage::destructor()
|
|
{
|
|
QPolygon poly(6);
|
|
poly.setPoint(0,-1455, 1435);
|
|
|
|
QImage image(100, 100, QImage::Format_RGB32);
|
|
QPainter ptPix(&image);
|
|
ptPix.setPen(Qt::black);
|
|
ptPix.setBrush(Qt::black);
|
|
ptPix.drawPolygon(poly, Qt::WindingFill);
|
|
ptPix.end();
|
|
|
|
}
|
|
|
|
|
|
/* XPM */
|
|
static const char *monoPixmap[] = {
|
|
/* width height ncolors chars_per_pixel */
|
|
"4 4 2 1",
|
|
"x c #000000",
|
|
". c #ffffff",
|
|
/* pixels */
|
|
"xxxx",
|
|
"x..x",
|
|
"x..x",
|
|
"xxxx"
|
|
};
|
|
|
|
|
|
#ifndef QT_NO_IMAGE_HEURISTIC_MASK
|
|
void tst_QImage::createHeuristicMask()
|
|
{
|
|
QImage img(monoPixmap);
|
|
img = img.convertToFormat(QImage::Format_MonoLSB);
|
|
QImage mask = img.createHeuristicMask();
|
|
QImage newMask = mask.convertToFormat(QImage::Format_ARGB32_Premultiplied);
|
|
|
|
// line 2
|
|
QVERIFY(newMask.pixel(0,1) != newMask.pixel(1,1));
|
|
QCOMPARE(newMask.pixel(1,1), newMask.pixel(2,1));
|
|
QVERIFY(newMask.pixel(2,1) != newMask.pixel(3,1));
|
|
|
|
// line 3
|
|
QVERIFY(newMask.pixel(0,2) != newMask.pixel(1,2));
|
|
QCOMPARE(newMask.pixel(1,2), newMask.pixel(2,2));
|
|
QVERIFY(newMask.pixel(2,2) != newMask.pixel(3,2));
|
|
}
|
|
#endif
|
|
|
|
void tst_QImage::cacheKey()
|
|
{
|
|
QImage image1(2, 2, QImage::Format_RGB32);
|
|
qint64 image1_key = image1.cacheKey();
|
|
QImage image2 = image1;
|
|
|
|
QCOMPARE(image2.cacheKey(), image1.cacheKey());
|
|
image2.detach();
|
|
QVERIFY(image2.cacheKey() != image1.cacheKey());
|
|
QCOMPARE(image1.cacheKey(), image1_key);
|
|
}
|
|
|
|
void tst_QImage::smoothScale()
|
|
{
|
|
unsigned int data[2] = { qRgba(0, 0, 0, 0), qRgba(128, 128, 128, 128) };
|
|
|
|
QImage imgX((unsigned char *)data, 2, 1, QImage::Format_ARGB32_Premultiplied);
|
|
QImage imgY((unsigned char *)data, 1, 2, QImage::Format_ARGB32_Premultiplied);
|
|
|
|
QImage scaledX = imgX.scaled(QSize(4, 1), Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
|
|
QImage scaledY = imgY.scaled(QSize(1, 4), Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
|
|
|
|
uint *scaled[2] = {
|
|
(unsigned int *)scaledX.bits(),
|
|
(unsigned int *)scaledY.bits()
|
|
};
|
|
|
|
int expected[4] = { 0, 32, 96, 128 };
|
|
for (int image = 0; image < 2; ++image) {
|
|
for (int index = 0; index < 4; ++index) {
|
|
for (int component = 0; component < 4; ++component) {
|
|
int pixel = scaled[image][index];
|
|
int val = (pixel >> (component * 8)) & 0xff;
|
|
|
|
QCOMPARE(val, expected[index]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// test area sampling
|
|
void tst_QImage::smoothScale2_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("format");
|
|
QTest::addColumn<int>("size");
|
|
|
|
int sizes[] = { 2, 3, 4, 6, 7, 8, 10, 16, 20, 32, 40, 64, 100, 101, 128, 0 };
|
|
QImage::Format formats[] = { QImage::Format_RGB32, QImage::Format_ARGB32_Premultiplied, QImage::Format_RGBX64, QImage::Format_RGBA64_Premultiplied, QImage::Format_Invalid };
|
|
for (int j = 0; formats[j] != QImage::Format_Invalid; ++j) {
|
|
QString formatstr = formatToString(formats[j]);
|
|
for (int i = 0; sizes[i] != 0; ++i) {
|
|
const QByteArray sizeB = QByteArray::number(sizes[i]);
|
|
QTest::newRow(QString("%1 %2x%2").arg(formatstr).arg(sizes[i]).toUtf8()) << formats[j] << sizes[i];
|
|
}
|
|
}
|
|
}
|
|
|
|
void tst_QImage::smoothScale2()
|
|
{
|
|
QFETCH(QImage::Format, format);
|
|
QFETCH(int, size);
|
|
|
|
bool opaque = (format == QImage::Format_RGB32 || format == QImage::Format_RGBX64);
|
|
|
|
QRgb expected = opaque ? qRgb(63, 127, 255) : qRgba(31, 63, 127, 127);
|
|
|
|
QImage img(size, size, format);
|
|
img.fill(expected);
|
|
|
|
// scale x down, y down
|
|
QImage scaled = img.scaled(QSize(1, 1), Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
|
|
QRgb pixel = scaled.pixel(0, 0);
|
|
QCOMPARE(qAlpha(pixel), qAlpha(expected));
|
|
QCOMPARE(qRed(pixel), qRed(expected));
|
|
QCOMPARE(qGreen(pixel), qGreen(expected));
|
|
QCOMPARE(qBlue(pixel), qBlue(expected));
|
|
|
|
// scale x down, y up
|
|
scaled = img.scaled(QSize(1, size * 2), Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
|
|
for (int y = 0; y < scaled.height(); ++y) {
|
|
pixel = scaled.pixel(0, y);
|
|
QCOMPARE(qAlpha(pixel), qAlpha(expected));
|
|
QCOMPARE(qRed(pixel), qRed(expected));
|
|
QCOMPARE(qGreen(pixel), qGreen(expected));
|
|
QCOMPARE(qBlue(pixel), qBlue(expected));
|
|
}
|
|
|
|
// scale x up, y down
|
|
scaled = img.scaled(QSize(size * 2, 1), Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
|
|
for (int x = 0; x < scaled.width(); ++x) {
|
|
pixel = scaled.pixel(x, 0);
|
|
QCOMPARE(qAlpha(pixel), qAlpha(expected));
|
|
QCOMPARE(qRed(pixel), qRed(expected));
|
|
QCOMPARE(qGreen(pixel), qGreen(expected));
|
|
QCOMPARE(qBlue(pixel), qBlue(expected));
|
|
}
|
|
|
|
// scale x up
|
|
scaled = img.scaled(QSize(size, size * 2), Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
|
|
for (int y = 0; y < scaled.height(); ++y) {
|
|
for (int x = 0; x < scaled.width(); ++x) {
|
|
pixel = scaled.pixel(x, y);
|
|
QCOMPARE(qAlpha(pixel), qAlpha(expected));
|
|
QCOMPARE(qRed(pixel), qRed(expected));
|
|
QCOMPARE(qGreen(pixel), qGreen(expected));
|
|
QCOMPARE(qBlue(pixel), qBlue(expected));
|
|
}
|
|
}
|
|
|
|
// scale y up
|
|
scaled = img.scaled(QSize(size * 2, size), Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
|
|
for (int y = 0; y < scaled.height(); ++y) {
|
|
for (int x = 0; x < scaled.width(); ++x) {
|
|
pixel = scaled.pixel(x, y);
|
|
QCOMPARE(qAlpha(pixel), qAlpha(expected));
|
|
QCOMPARE(qRed(pixel), qRed(expected));
|
|
QCOMPARE(qGreen(pixel), qGreen(expected));
|
|
QCOMPARE(qBlue(pixel), qBlue(expected));
|
|
}
|
|
}
|
|
|
|
// scale x up, y up
|
|
scaled = img.scaled(QSize(size * 2, size * 2), Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
|
|
for (int y = 0; y < scaled.height(); ++y) {
|
|
for (int x = 0; x < scaled.width(); ++x) {
|
|
pixel = scaled.pixel(x, y);
|
|
QCOMPARE(qAlpha(pixel), qAlpha(expected));
|
|
QCOMPARE(qRed(pixel), qRed(expected));
|
|
QCOMPARE(qGreen(pixel), qGreen(expected));
|
|
QCOMPARE(qBlue(pixel), qBlue(expected));
|
|
}
|
|
}
|
|
}
|
|
|
|
static inline int rand8()
|
|
{
|
|
return QRandomGenerator::global()->bounded(256);
|
|
}
|
|
|
|
void tst_QImage::smoothScale3_data()
|
|
{
|
|
QTest::addColumn<QImage>("img");
|
|
QTest::addColumn<qreal>("scale_x");
|
|
QTest::addColumn<qreal>("scale_y");
|
|
|
|
QImage img(128, 128, QImage::Format_RGB32);
|
|
for (int y = 0; y < img.height(); ++y) {
|
|
for (int x = 0; x < img.width(); ++x) {
|
|
const int red = rand8();
|
|
const int green = rand8();
|
|
const int blue = rand8();
|
|
const int alpha = 255;
|
|
|
|
img.setPixel(x, y, qRgba(red, green, blue, alpha));
|
|
}
|
|
}
|
|
|
|
QTest::newRow("(0.5, 0.5)") << img << qreal(0.5) << qreal(0.5);
|
|
QTest::newRow("(0.5, 1.0)") << img << qreal(0.5) << qreal(1.0);
|
|
QTest::newRow("(1.0, 0.5)") << img << qreal(1.0) << qreal(0.5);
|
|
QTest::newRow("(0.5, 2.0)") << img << qreal(0.5) << qreal(2.0);
|
|
QTest::newRow("(1.0, 2.0)") << img << qreal(1.0) << qreal(2.0);
|
|
QTest::newRow("(2.0, 0.5)") << img << qreal(2.0) << qreal(0.5);
|
|
QTest::newRow("(2.0, 1.0)") << img << qreal(2.0) << qreal(1.0);
|
|
QTest::newRow("(2.0, 2.0)") << img << qreal(2) << qreal(2);
|
|
}
|
|
// compares img.scale against the bilinear filtering used by QPainter
|
|
void tst_QImage::smoothScale3()
|
|
{
|
|
QFETCH(QImage, img);
|
|
QFETCH(qreal, scale_x);
|
|
QFETCH(qreal, scale_y);
|
|
|
|
QImage a = img.scaled(img.width() * scale_x, img.height() * scale_y, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
|
|
QImage b(a.size(), a.format());
|
|
b.fill(0x0);
|
|
|
|
QPainter p(&b);
|
|
p.setRenderHint(QPainter::SmoothPixmapTransform);
|
|
p.scale(scale_x, scale_y);
|
|
p.drawImage(0, 0, img);
|
|
p.end();
|
|
int err = 0;
|
|
|
|
for (int y = 0; y < a.height(); ++y) {
|
|
for (int x = 0; x < a.width(); ++x) {
|
|
QRgb ca = a.pixel(x, y);
|
|
QRgb cb = b.pixel(x, y);
|
|
|
|
// tolerate a little bit of rounding errors
|
|
int tolerance = 3;
|
|
bool r = true;
|
|
r &= qAbs(qRed(ca) - qRed(cb)) <= tolerance;
|
|
r &= qAbs(qGreen(ca) - qGreen(cb)) <= tolerance;
|
|
r &= qAbs(qBlue(ca) - qBlue(cb)) <= tolerance;
|
|
if (!r)
|
|
err++;
|
|
}
|
|
}
|
|
QCOMPARE(err, 0);
|
|
}
|
|
|
|
// Tests smooth upscale is smooth
|
|
void tst_QImage::smoothScale4_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("format");
|
|
|
|
QTest::newRow("RGB32") << QImage::Format_RGB32;
|
|
#if QT_CONFIG(raster_64bit)
|
|
QTest::newRow("RGBx64") << QImage::Format_RGBX64;
|
|
#endif
|
|
}
|
|
|
|
void tst_QImage::smoothScale4()
|
|
{
|
|
QFETCH(QImage::Format, format);
|
|
QImage img(4, 4, format);
|
|
for (int y = 0; y < 4; ++y) {
|
|
for (int x = 0; x < 4; ++x) {
|
|
img.setPixel(x, y, qRgb(x * 255 / 3, y * 255 / 3, 0));
|
|
}
|
|
}
|
|
QImage scaled = img.scaled(37, 23, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
|
|
QCOMPARE(scaled.format(), format);
|
|
for (int y = 0; y < scaled.height(); ++y) {
|
|
for (int x = 0; x < scaled.width(); ++x) {
|
|
if (x > 0)
|
|
QVERIFY(scaled.pixelColor(x, y).redF() >= scaled.pixelColor(x - 1, y).redF());
|
|
if (y > 0)
|
|
QVERIFY(scaled.pixelColor(x, y).greenF() >= scaled.pixelColor(x, y - 1).greenF());
|
|
}
|
|
}
|
|
}
|
|
|
|
void tst_QImage::smoothScaleBig()
|
|
{
|
|
int bigValue = 200000;
|
|
QImage tall(4, bigValue, QImage::Format_ARGB32);
|
|
tall.fill(0x0);
|
|
|
|
QImage wide(bigValue, 4, QImage::Format_ARGB32);
|
|
wide.fill(0x0);
|
|
|
|
QImage tallScaled = tall.scaled(4, tall.height() / 4, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
|
|
QImage wideScaled = wide.scaled(wide.width() / 4, 4, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
|
|
|
|
QCOMPARE(tallScaled.pixel(0, 0), QRgb(0x0));
|
|
QCOMPARE(wideScaled.pixel(0, 0), QRgb(0x0));
|
|
}
|
|
|
|
void tst_QImage::smoothScaleAlpha()
|
|
{
|
|
QImage src(128, 128, QImage::Format_ARGB32_Premultiplied);
|
|
src.fill(0x0);
|
|
|
|
QPainter srcPainter(&src);
|
|
srcPainter.setPen(Qt::NoPen);
|
|
srcPainter.setBrush(Qt::white);
|
|
srcPainter.drawEllipse(QRect(QPoint(), src.size()));
|
|
srcPainter.end();
|
|
|
|
QImage dst(32, 32, QImage::Format_ARGB32_Premultiplied);
|
|
dst.fill(0xffffffff);
|
|
QImage expected = dst;
|
|
|
|
QPainter dstPainter(&dst);
|
|
dstPainter.drawImage(0, 0, src.scaled(dst.size(), Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
|
|
dstPainter.end();
|
|
|
|
QCOMPARE(dst, expected);
|
|
}
|
|
|
|
static int count(const QImage &img, int x, int y, int dx, int dy, QRgb pixel)
|
|
{
|
|
int i = 0;
|
|
while (x >= 0 && x < img.width() && y >= 0 && y < img.height()) {
|
|
i += (img.pixel(x, y) == pixel);
|
|
x += dx;
|
|
y += dy;
|
|
}
|
|
return i;
|
|
}
|
|
|
|
const int transformed_image_width = 128;
|
|
const int transformed_image_height = 128;
|
|
|
|
void tst_QImage::transformed_data()
|
|
{
|
|
QTest::addColumn<QTransform>("transform");
|
|
|
|
{
|
|
QTransform transform;
|
|
transform.translate(10.4, 10.4);
|
|
QTest::newRow("Translate") << transform;
|
|
}
|
|
{
|
|
QTransform transform;
|
|
transform.scale(1.5, 1.5);
|
|
QTest::newRow("Scale") << transform;
|
|
}
|
|
{
|
|
QTransform transform;
|
|
transform.rotate(30);
|
|
QTest::newRow("Rotate 30") << transform;
|
|
}
|
|
{
|
|
QTransform transform;
|
|
transform.rotate(90);
|
|
QTest::newRow("Rotate 90") << transform;
|
|
}
|
|
{
|
|
QTransform transform;
|
|
transform.rotate(180);
|
|
QTest::newRow("Rotate 180") << transform;
|
|
}
|
|
{
|
|
QTransform transform;
|
|
transform.rotate(270);
|
|
QTest::newRow("Rotate 270") << transform;
|
|
}
|
|
{
|
|
QTransform transform;
|
|
transform.translate(transformed_image_width/2, transformed_image_height/2);
|
|
transform.rotate(155, Qt::XAxis);
|
|
transform.translate(-transformed_image_width/2, -transformed_image_height/2);
|
|
QTest::newRow("Perspective 1") << transform;
|
|
}
|
|
{
|
|
QTransform transform;
|
|
transform.rotate(155, Qt::XAxis);
|
|
transform.translate(-transformed_image_width/2, -transformed_image_height/2);
|
|
QTest::newRow("Perspective 2") << transform;
|
|
}
|
|
}
|
|
|
|
void tst_QImage::transformed()
|
|
{
|
|
QFETCH(QTransform, transform);
|
|
|
|
QImage img(transformed_image_width, transformed_image_height, QImage::Format_ARGB32_Premultiplied);
|
|
QPainter p(&img);
|
|
p.fillRect(0, 0, img.width(), img.height(), Qt::red);
|
|
p.drawRect(0, 0, img.width()-1, img.height()-1);
|
|
p.end();
|
|
|
|
QImage transformed = img.transformed(transform, Qt::SmoothTransformation);
|
|
|
|
// all borders should have touched pixels
|
|
|
|
QVERIFY(count(transformed, 0, 0, 1, 0, 0x0) < transformed.width());
|
|
QVERIFY(count(transformed, 0, 0, 0, 1, 0x0) < transformed.height());
|
|
|
|
QVERIFY(count(transformed, 0, img.height() - 1, 1, 0, 0x0) < transformed.width());
|
|
QVERIFY(count(transformed, img.width() - 1, 0, 0, 1, 0x0) < transformed.height());
|
|
|
|
QImage transformedPadded(transformed.width() + 2, transformed.height() + 2, img.format());
|
|
transformedPadded.fill(0x0);
|
|
|
|
p.begin(&transformedPadded);
|
|
p.setRenderHint(QPainter::SmoothPixmapTransform);
|
|
p.setRenderHint(QPainter::Antialiasing);
|
|
p.setTransform(transformed.trueMatrix(transform, img.width(), img.height()) * QTransform().translate(1, 1));
|
|
p.drawImage(0, 0, img);
|
|
p.end();
|
|
|
|
// no borders should have touched pixels since we have a one-pixel padding
|
|
|
|
QCOMPARE(count(transformedPadded, 0, 0, 1, 0, 0x0), transformedPadded.width());
|
|
QCOMPARE(count(transformedPadded, 0, 0, 0, 1, 0x0), transformedPadded.height());
|
|
|
|
QCOMPARE(count(transformedPadded, 0, transformedPadded.height() - 1, 1, 0, 0x0), transformedPadded.width());
|
|
QCOMPARE(count(transformedPadded, transformedPadded.width() - 1, 0, 0, 1, 0x0), transformedPadded.height());
|
|
}
|
|
|
|
void tst_QImage::transformed2()
|
|
{
|
|
QImage img(3, 3, QImage::Format_Mono);
|
|
QPainter p(&img);
|
|
p.fillRect(0, 0, 3, 3, Qt::white);
|
|
p.fillRect(0, 0, 3, 3, Qt::Dense4Pattern);
|
|
p.end();
|
|
|
|
QTransform transform;
|
|
transform.scale(3, 3);
|
|
|
|
QImage expected(9, 9, QImage::Format_Mono);
|
|
p.begin(&expected);
|
|
p.fillRect(0, 0, 9, 9, Qt::white);
|
|
p.setBrush(Qt::black);
|
|
p.setPen(Qt::NoPen);
|
|
p.drawRect(3, 0, 3, 3);
|
|
p.drawRect(0, 3, 3, 3);
|
|
p.drawRect(6, 3, 3, 3);
|
|
p.drawRect(3, 6, 3, 3);
|
|
p.end();
|
|
|
|
{
|
|
QImage actual = img.transformed(transform);
|
|
|
|
QCOMPARE(actual.format(), expected.format());
|
|
QCOMPARE(actual.size(), expected.size());
|
|
QCOMPARE(actual, expected);
|
|
}
|
|
|
|
{
|
|
transform.rotate(-90);
|
|
QImage actual = img.transformed(transform);
|
|
|
|
QCOMPARE(actual.convertToFormat(QImage::Format_ARGB32_Premultiplied),
|
|
expected.convertToFormat(QImage::Format_ARGB32_Premultiplied));
|
|
}
|
|
}
|
|
|
|
void tst_QImage::scaled()
|
|
{
|
|
QImage img(102, 3, QImage::Format_Mono);
|
|
QPainter p(&img);
|
|
p.fillRect(0, 0, img.width(), img.height(), Qt::white);
|
|
p.end();
|
|
|
|
QImage scaled = img.scaled(1994, 10);
|
|
|
|
QImage expected(1994, 10, QImage::Format_Mono);
|
|
p.begin(&expected);
|
|
p.fillRect(0, 0, expected.width(), expected.height(), Qt::white);
|
|
p.end();
|
|
|
|
QCOMPARE(scaled, expected);
|
|
}
|
|
|
|
void tst_QImage::paintEngine()
|
|
{
|
|
QImage img;
|
|
|
|
QPaintEngine *engine;
|
|
{
|
|
QImage temp(100, 100, QImage::Format_RGB32);
|
|
temp.fill(0xff000000);
|
|
|
|
QPainter p(&temp);
|
|
p.fillRect(80,80,10,10,Qt::blue);
|
|
p.end();
|
|
|
|
img = temp;
|
|
|
|
engine = temp.paintEngine();
|
|
}
|
|
|
|
{
|
|
QPainter p(&img);
|
|
|
|
p.fillRect(80,10,10,10,Qt::yellow);
|
|
p.end();
|
|
}
|
|
|
|
QImage expected(100, 100, QImage::Format_RGB32);
|
|
expected.fill(0xff000000);
|
|
|
|
QPainter p(&expected);
|
|
p.fillRect(80,80,10,10,Qt::blue);
|
|
p.fillRect(80,10,10,10,Qt::yellow);
|
|
p.end();
|
|
|
|
QCOMPARE(engine, img.paintEngine());
|
|
QCOMPARE(img, expected);
|
|
}
|
|
|
|
void tst_QImage::setAlphaChannelWhilePainting()
|
|
{
|
|
QImage image(100, 100, QImage::Format_ARGB32);
|
|
image.fill(Qt::black);
|
|
QPainter p(&image);
|
|
|
|
image.setAlphaChannel(image.createMaskFromColor(QColor(Qt::black).rgb(), Qt::MaskInColor));
|
|
}
|
|
|
|
|
|
// See task 240047 for details
|
|
void tst_QImage::smoothScaledSubImage()
|
|
{
|
|
QImage original(128, 128, QImage::Format_RGB32);
|
|
QPainter p(&original);
|
|
p.fillRect(0, 0, 64, 128, Qt::black);
|
|
p.fillRect(64, 0, 64, 128, Qt::white);
|
|
p.end();
|
|
|
|
QImage subimage(((const QImage &) original).bits(), 32, 32, original.bytesPerLine(), QImage::Format_RGB32); // only in the black part of the source...
|
|
|
|
QImage scaled = subimage.scaled(8, 8, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
|
|
|
|
for (int y=0; y<scaled.height(); ++y)
|
|
for (int x=0; x<scaled.width(); ++x)
|
|
QCOMPARE(scaled.pixel(x, y), 0xff000000);
|
|
}
|
|
|
|
void tst_QImage::nullSize_data()
|
|
{
|
|
QTest::addColumn<QImage>("image");
|
|
QTest::newRow("null image") << QImage();
|
|
QTest::newRow("zero-size image") << QImage(0, 0, QImage::Format_RGB32);
|
|
}
|
|
|
|
void tst_QImage::nullSize()
|
|
{
|
|
QFETCH(QImage, image);
|
|
QCOMPARE(image.isNull(), true);
|
|
QCOMPARE(image.width(), image.size().width());
|
|
QCOMPARE(image.height(), image.size().height());
|
|
}
|
|
|
|
void tst_QImage::premultipliedAlphaConsistency()
|
|
{
|
|
QImage img(256, 1, QImage::Format_ARGB32);
|
|
for (int x = 0; x < 256; ++x)
|
|
img.setPixel(x, 0, (x << 24) | 0xffffff);
|
|
|
|
QImage converted = img.convertToFormat(QImage::Format_ARGB8565_Premultiplied);
|
|
QImage pm32 = converted.convertToFormat(QImage::Format_ARGB32_Premultiplied);
|
|
|
|
for (int i = 0; i < pm32.width(); ++i) {
|
|
QRgb pixel = pm32.pixel(i, 0);
|
|
QVERIFY(qRed(pixel) <= qAlpha(pixel));
|
|
QVERIFY(qGreen(pixel) <= qAlpha(pixel));
|
|
QVERIFY(qBlue(pixel) <= qAlpha(pixel));
|
|
}
|
|
}
|
|
|
|
void tst_QImage::compareIndexed()
|
|
{
|
|
QImage img(256, 1, QImage::Format_Indexed8);
|
|
|
|
QVector<QRgb> colorTable(256);
|
|
for (int i = 0; i < 256; ++i)
|
|
colorTable[i] = qRgb(i, i, i);
|
|
img.setColorTable(colorTable);
|
|
|
|
for (int i = 0; i < 256; ++i) {
|
|
img.setPixel(i, 0, i);
|
|
}
|
|
|
|
QImage imgInverted(256, 1, QImage::Format_Indexed8);
|
|
QVector<QRgb> invertedColorTable(256);
|
|
for (int i = 0; i < 256; ++i)
|
|
invertedColorTable[255-i] = qRgb(i, i, i);
|
|
imgInverted.setColorTable(invertedColorTable);
|
|
|
|
for (int i = 0; i < 256; ++i) {
|
|
imgInverted.setPixel(i, 0, (255-i));
|
|
}
|
|
|
|
QCOMPARE(img, imgInverted);
|
|
}
|
|
|
|
void tst_QImage::fillColor_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("format");
|
|
QTest::addColumn<Qt::GlobalColor>("color");
|
|
QTest::addColumn<uint>("pixelValue");
|
|
|
|
QTest::newRow("Mono, color0") << QImage::Format_Mono << Qt::color0 << 0u;
|
|
QTest::newRow("Mono, color1") << QImage::Format_Mono << Qt::color1 << 1u;
|
|
|
|
QTest::newRow("MonoLSB, color0") << QImage::Format_MonoLSB << Qt::color0 << 0u;
|
|
QTest::newRow("MonoLSB, color1") << QImage::Format_MonoLSB << Qt::color1 << 1u;
|
|
|
|
const char *names[] = {
|
|
"Indexed8",
|
|
"RGB32",
|
|
"ARGB32",
|
|
"ARGB32pm",
|
|
"RGB16",
|
|
"ARGB8565pm",
|
|
"RGB666",
|
|
"ARGB6666pm",
|
|
"RGB555",
|
|
"ARGB8555pm",
|
|
"RGB888",
|
|
"RGB444",
|
|
"ARGB4444pm",
|
|
"RGBx8888",
|
|
"RGBA8888pm",
|
|
"BGR30",
|
|
"A2RGB30pm",
|
|
0
|
|
};
|
|
|
|
QImage::Format formats[] = {
|
|
QImage::Format_Indexed8,
|
|
QImage::Format_RGB32,
|
|
QImage::Format_ARGB32,
|
|
QImage::Format_ARGB32_Premultiplied,
|
|
QImage::Format_RGB16,
|
|
QImage::Format_ARGB8565_Premultiplied,
|
|
QImage::Format_RGB666,
|
|
QImage::Format_ARGB6666_Premultiplied,
|
|
QImage::Format_RGB555,
|
|
QImage::Format_ARGB8555_Premultiplied,
|
|
QImage::Format_RGB888,
|
|
QImage::Format_RGB444,
|
|
QImage::Format_ARGB4444_Premultiplied,
|
|
QImage::Format_RGBX8888,
|
|
QImage::Format_RGBA8888_Premultiplied,
|
|
QImage::Format_BGR30,
|
|
QImage::Format_A2RGB30_Premultiplied,
|
|
};
|
|
|
|
for (int i=0; names[i] != 0; ++i) {
|
|
QByteArray name;
|
|
name.append(names[i]).append(", ");
|
|
|
|
QTest::newRow(QByteArray(name).append("black").constData()) << formats[i] << Qt::black << 0xff000000;
|
|
QTest::newRow(QByteArray(name).append("white").constData()) << formats[i] << Qt::white << 0xffffffff;
|
|
QTest::newRow(QByteArray(name).append("red").constData()) << formats[i] << Qt::red << 0xffff0000;
|
|
QTest::newRow(QByteArray(name).append("green").constData()) << formats[i] << Qt::green << 0xff00ff00;
|
|
QTest::newRow(QByteArray(name).append("blue").constData()) << formats[i] << Qt::blue << 0xff0000ff;
|
|
}
|
|
|
|
QTest::newRow("RGB16, transparent") << QImage::Format_RGB16 << Qt::transparent << 0xff000000;
|
|
QTest::newRow("RGB32, transparent") << QImage::Format_RGB32 << Qt::transparent << 0xff000000;
|
|
QTest::newRow("ARGB32, transparent") << QImage::Format_ARGB32 << Qt::transparent << 0x00000000u;
|
|
QTest::newRow("ARGB32pm, transparent") << QImage::Format_ARGB32_Premultiplied << Qt::transparent << 0x00000000u;
|
|
QTest::newRow("RGBA8888pm, transparent") << QImage::Format_RGBA8888_Premultiplied << Qt::transparent << 0x00000000u;
|
|
QTest::newRow("A2RGB30pm, transparent") << QImage::Format_A2RGB30_Premultiplied << Qt::transparent << 0x00000000u;
|
|
}
|
|
|
|
void tst_QImage::fillColor()
|
|
{
|
|
QFETCH(QImage::Format, format);
|
|
QFETCH(Qt::GlobalColor, color);
|
|
QFETCH(uint, pixelValue);
|
|
|
|
QImage image(1, 1, format);
|
|
|
|
if (image.depth() == 8) {
|
|
QVector<QRgb> table;
|
|
table << 0xff000000;
|
|
table << 0xffffffff;
|
|
table << 0xffff0000;
|
|
table << 0xff00ff00;
|
|
table << 0xff0000ff;
|
|
image.setColorTable(table);
|
|
}
|
|
|
|
image.fill(color);
|
|
if (image.depth() == 1) {
|
|
QCOMPARE(image.pixelIndex(0, 0), (int) pixelValue);
|
|
} else {
|
|
QCOMPARE(image.pixel(0, 0), pixelValue);
|
|
}
|
|
|
|
image.fill(QColor(color));
|
|
if (image.depth() == 1) {
|
|
QCOMPARE(image.pixelIndex(0, 0), (int) pixelValue);
|
|
} else {
|
|
QCOMPARE(image.pixel(0, 0), pixelValue);
|
|
}
|
|
}
|
|
|
|
void tst_QImage::fillColorWithAlpha()
|
|
{
|
|
QImage argb32(1, 1, QImage::Format_ARGB32);
|
|
argb32.fill(QColor(255, 0, 0, 127));
|
|
QCOMPARE(argb32.pixel(0, 0), qRgba(255, 0, 0, 127));
|
|
|
|
QImage argb32pm(1, 1, QImage::Format_ARGB32_Premultiplied);
|
|
argb32pm.fill(QColor(255, 0, 0, 127));
|
|
QCOMPARE(argb32pm.pixel(0, 0), 0x7f7f0000u);
|
|
}
|
|
|
|
void tst_QImage::fillRGB888()
|
|
{
|
|
QImage expected(1, 1, QImage::Format_RGB888);
|
|
QImage actual(1, 1, QImage::Format_RGB888);
|
|
|
|
for (int c = Qt::black; c < Qt::transparent; ++c) {
|
|
QColor color = QColor(Qt::GlobalColor(c));
|
|
|
|
expected.fill(color);
|
|
actual.fill(color.rgba());
|
|
|
|
QCOMPARE(actual.pixel(0, 0), expected.pixel(0, 0));
|
|
}
|
|
}
|
|
|
|
void tst_QImage::fillPixel_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("format");
|
|
QTest::addColumn<uint>("color");
|
|
QTest::addColumn<uint>("pixelValue");
|
|
|
|
QTest::newRow("RGB16, transparent") << QImage::Format_RGB16 << 0x0u << 0xff000000u;
|
|
QTest::newRow("RGB32, transparent") << QImage::Format_RGB32 << 0x0u << 0xff000000u;
|
|
QTest::newRow("RGBx8888, transparent") << QImage::Format_RGBX8888 << 0x0u << 0xff000000u;
|
|
QTest::newRow("ARGB32, transparent") << QImage::Format_ARGB32 << 0x0u << 0x00000000u;
|
|
QTest::newRow("ARGB32pm, transparent") << QImage::Format_ARGB32_Premultiplied << 0x0u << 0x00000000u;
|
|
QTest::newRow("RGBA8888pm, transparent") << QImage::Format_RGBA8888_Premultiplied << 0x0u << 0x00000000u;
|
|
QTest::newRow("Alpha8, transparent") << QImage::Format_Alpha8 << 0x0u << 0x00000000u;
|
|
|
|
QTest::newRow("RGB16, red") << QImage::Format_RGB16 << (uint)qConvertRgb32To16(0xffff0000) << 0xffff0000u;
|
|
QTest::newRow("RGB32, red") << QImage::Format_RGB32 << 0xffff0000u << 0xffff0000u;
|
|
QTest::newRow("ARGB32, red") << QImage::Format_ARGB32 << 0xffff0000u << 0xffff0000u;
|
|
QTest::newRow("RGBA8888, red") << QImage::Format_RGBA8888 << 0xff0000ffu << 0xffff0000u;
|
|
|
|
QTest::newRow("Grayscale8, grey") << QImage::Format_Grayscale8 << 0xff808080u << 0xff808080u;
|
|
|
|
QTest::newRow("RGB32, semi-red") << QImage::Format_RGB32 << 0x80ff0000u << 0xffff0000u;
|
|
QTest::newRow("ARGB32, semi-red") << QImage::Format_ARGB32 << 0x80ff0000u << 0x80ff0000u;
|
|
QTest::newRow("ARGB32pm, semi-red") << QImage::Format_ARGB32 << 0x80800000u << 0x80800000u;
|
|
QTest::newRow("RGBA8888pm, semi-red") << QImage::Format_RGBA8888_Premultiplied << 0x80000080u << 0x80800000u;
|
|
QTest::newRow("Alpha8, semi-red") << QImage::Format_Alpha8 << 0x80000080u << 0x80000000u;
|
|
}
|
|
|
|
void tst_QImage::fillPixel()
|
|
{
|
|
QFETCH(QImage::Format, format);
|
|
QFETCH(uint, color);
|
|
QFETCH(uint, pixelValue);
|
|
|
|
QImage image(1, 1, format);
|
|
|
|
image.fill(color);
|
|
QCOMPARE(image.pixel(0, 0), pixelValue);
|
|
}
|
|
|
|
void tst_QImage::rgbSwapped_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("format");
|
|
|
|
for (int i = QImage::Format_Indexed8; i < QImage::NImageFormats; ++i) {
|
|
if (i == QImage::Format_Alpha8
|
|
|| i == QImage::Format_Grayscale8
|
|
|| i == QImage::Format_Grayscale16) {
|
|
continue;
|
|
}
|
|
QTest::addRow("%s", formatToString(QImage::Format(i)).data()) << QImage::Format(i);
|
|
}
|
|
}
|
|
|
|
void tst_QImage::rgbSwapped()
|
|
{
|
|
QFETCH(QImage::Format, format);
|
|
|
|
QImage image(100, 1, format);
|
|
image.fill(0);
|
|
|
|
QVector<QColor> testColor(image.width());
|
|
|
|
for (int i = 0; i < image.width(); ++i)
|
|
testColor[i] = QColor(i, 10 + i, 20 + i * 2, 30 + i);
|
|
|
|
if (format != QImage::Format_Indexed8) {
|
|
QPainter p(&image);
|
|
p.setCompositionMode(QPainter::CompositionMode_Source);
|
|
for (int i = 0; i < image.width(); ++i)
|
|
p.fillRect(QRect(i, 0, 1, 1), testColor[i].rgb());
|
|
} else {
|
|
image.setColorCount(image.width());
|
|
for (int i = 0; i < image.width(); ++i) {
|
|
image.setColor(0, testColor[i].rgba());
|
|
image.setPixel(i, 0, i);
|
|
}
|
|
}
|
|
|
|
QImage imageSwapped = image.rgbSwapped();
|
|
|
|
for (int i = 0; i < image.width(); ++i) {
|
|
QColor referenceColor = QColor(image.pixel(i, 0));
|
|
QColor swappedColor = QColor(imageSwapped.pixel(i, 0));
|
|
|
|
QCOMPARE(swappedColor.alpha(), referenceColor.alpha());
|
|
QCOMPARE(swappedColor.red(), referenceColor.blue());
|
|
QCOMPARE(swappedColor.green(), referenceColor.green());
|
|
QCOMPARE(swappedColor.blue(), referenceColor.red());
|
|
}
|
|
|
|
QImage imageSwappedTwice = imageSwapped.rgbSwapped();
|
|
|
|
QCOMPARE(image, imageSwappedTwice);
|
|
|
|
QCOMPARE(memcmp(image.constBits(), imageSwappedTwice.constBits(), image.sizeInBytes()), 0);
|
|
}
|
|
|
|
void tst_QImage::mirrored_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("format");
|
|
QTest::addColumn<bool>("swap_vertical");
|
|
QTest::addColumn<bool>("swap_horizontal");
|
|
QTest::addColumn<int>("width");
|
|
QTest::addColumn<int>("height");
|
|
|
|
QTest::newRow("Format_RGB32, vertical") << QImage::Format_RGB32 << true << false << 16 << 16;
|
|
QTest::newRow("Format_ARGB32, vertical") << QImage::Format_ARGB32 << true << false << 16 << 16;
|
|
QTest::newRow("Format_ARGB32_Premultiplied, vertical") << QImage::Format_ARGB32_Premultiplied << true << false << 16 << 16;
|
|
QTest::newRow("Format_RGB16, vertical") << QImage::Format_RGB16 << true << false << 16 << 16;
|
|
QTest::newRow("Format_ARGB8565_Premultiplied, vertical") << QImage::Format_ARGB8565_Premultiplied << true << false << 16 << 16;
|
|
QTest::newRow("Format_ARGB6666_Premultiplied, vertical") << QImage::Format_ARGB6666_Premultiplied << true << false << 16 << 16;
|
|
QTest::newRow("Format_ARGB4444_Premultiplied, vertical") << QImage::Format_ARGB4444_Premultiplied << true << false << 16 << 16;
|
|
QTest::newRow("Format_RGB666, vertical") << QImage::Format_RGB666 << true << false << 16 << 16;
|
|
QTest::newRow("Format_RGB555, vertical") << QImage::Format_RGB555 << true << false << 16 << 16;
|
|
QTest::newRow("Format_ARGB8555_Premultiplied, vertical") << QImage::Format_ARGB8555_Premultiplied << true << false << 16 << 16;
|
|
QTest::newRow("Format_RGB888, vertical") << QImage::Format_RGB888 << true << false << 16 << 16;
|
|
QTest::newRow("Format_RGB444, vertical") << QImage::Format_RGB444 << true << false << 16 << 16;
|
|
QTest::newRow("Format_RGBX8888, vertical") << QImage::Format_RGBX8888 << true << false << 16 << 16;
|
|
QTest::newRow("Format_RGBA8888_Premultiplied, vertical") << QImage::Format_RGBA8888_Premultiplied << true << false << 16 << 16;
|
|
QTest::newRow("Format_A2BGR30_Premultiplied, vertical") << QImage::Format_A2BGR30_Premultiplied << true << false << 16 << 16;
|
|
QTest::newRow("Format_RGB30, vertical") << QImage::Format_RGB30 << true << false << 16 << 16;
|
|
QTest::newRow("Format_Indexed8, vertical") << QImage::Format_Indexed8 << true << false << 16 << 16;
|
|
QTest::newRow("Format_Mono, vertical") << QImage::Format_Mono << true << false << 16 << 16;
|
|
QTest::newRow("Format_MonoLSB, vertical") << QImage::Format_MonoLSB << true << false << 16 << 16;
|
|
|
|
QTest::newRow("Format_ARGB32_Premultiplied, horizontal") << QImage::Format_ARGB32_Premultiplied << false << true << 16 << 16;
|
|
QTest::newRow("Format_RGB888, horizontal") << QImage::Format_RGB888 << false << true << 16 << 16;
|
|
QTest::newRow("Format_RGB16, horizontal") << QImage::Format_RGB16 << false << true << 16 << 16;
|
|
QTest::newRow("Format_Indexed8, horizontal") << QImage::Format_Indexed8 << false << true << 16 << 16;
|
|
QTest::newRow("Format_Mono, horizontal") << QImage::Format_Mono << false << true << 16 << 16;
|
|
QTest::newRow("Format_MonoLSB, horizontal") << QImage::Format_MonoLSB << false << true << 16 << 16;
|
|
|
|
QTest::newRow("Format_ARGB32_Premultiplied, horizontal+vertical") << QImage::Format_ARGB32_Premultiplied << true << true << 16 << 16;
|
|
QTest::newRow("Format_RGB888, horizontal+vertical") << QImage::Format_RGB888 << true << true << 16 << 16;
|
|
QTest::newRow("Format_RGB16, horizontal+vertical") << QImage::Format_RGB16 << true << true << 16 << 16;
|
|
QTest::newRow("Format_Indexed8, horizontal+vertical") << QImage::Format_Indexed8 << true << true << 16 << 16;
|
|
QTest::newRow("Format_Mono, horizontal+vertical") << QImage::Format_Mono << true << true << 16 << 16;
|
|
QTest::newRow("Format_MonoLSB, horizontal+vertical") << QImage::Format_MonoLSB << true << true << 16 << 16;
|
|
|
|
QTest::newRow("Format_RGB32, vertical") << QImage::Format_RGB32 << true << false << 8 << 16;
|
|
QTest::newRow("Format_ARGB32, vertical") << QImage::Format_ARGB32 << true << false << 16 << 8;
|
|
QTest::newRow("Format_Mono, vertical, non-aligned") << QImage::Format_Mono << true << false << 19 << 25;
|
|
QTest::newRow("Format_MonoLSB, vertical, non-aligned") << QImage::Format_MonoLSB << true << false << 19 << 25;
|
|
|
|
// Non-aligned horizontal 1-bit needs special handling so test this.
|
|
QTest::newRow("Format_Mono, horizontal, non-aligned") << QImage::Format_Mono << false << true << 13 << 17;
|
|
QTest::newRow("Format_Mono, horizontal, non-aligned") << QImage::Format_Mono << false << true << 19 << 25;
|
|
QTest::newRow("Format_Mono, horizontal+vertical, non-aligned") << QImage::Format_Mono << true << true << 25 << 47;
|
|
QTest::newRow("Format_Mono, horizontal+vertical, non-aligned") << QImage::Format_Mono << true << true << 21 << 16;
|
|
|
|
QTest::newRow("Format_MonoLSB, horizontal, non-aligned") << QImage::Format_MonoLSB << false << true << 13 << 17;
|
|
QTest::newRow("Format_MonoLSB, horizontal, non-aligned") << QImage::Format_MonoLSB << false << true << 19 << 25;
|
|
QTest::newRow("Format_MonoLSB, horizontal+vertical, non-aligned") << QImage::Format_MonoLSB << true << true << 25 << 47;
|
|
QTest::newRow("Format_MonoLSB, horizontal+vertical, non-aligned") << QImage::Format_MonoLSB << true << true << 21 << 16;
|
|
}
|
|
|
|
void tst_QImage::mirrored()
|
|
{
|
|
QFETCH(QImage::Format, format);
|
|
QFETCH(bool, swap_vertical);
|
|
QFETCH(bool, swap_horizontal);
|
|
QFETCH(int, width);
|
|
QFETCH(int, height);
|
|
|
|
QImage image(width, height, format);
|
|
|
|
switch (format) {
|
|
case QImage::Format_Mono:
|
|
case QImage::Format_MonoLSB:
|
|
for (int i = 0; i < image.height(); ++i) {
|
|
ushort* scanLine = (ushort*)image.scanLine(i);
|
|
*scanLine = (i % 2) ? 0x5555U : 0xCCCCU;
|
|
}
|
|
break;
|
|
case QImage::Format_Indexed8:
|
|
for (int i = 0; i < image.height(); ++i) {
|
|
for (int j = 0; j < image.width(); ++j) {
|
|
image.setColor(i*16+j, qRgb(j*16, i*16, 0));
|
|
image.setPixel(j, i, i*16+j);
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
for (int i = 0; i < image.height(); ++i)
|
|
for (int j = 0; j < image.width(); ++j)
|
|
image.setPixel(j, i, qRgb(j*16, i*16, 0));
|
|
break;
|
|
}
|
|
|
|
QImage imageMirrored = image.mirrored(swap_horizontal, swap_vertical);
|
|
|
|
for (int i = 0; i < image.height(); ++i) {
|
|
int mirroredI = swap_vertical ? (image.height() - i - 1) : i;
|
|
for (int j = 0; j < image.width(); ++j) {
|
|
QRgb referenceColor = image.pixel(j, i);
|
|
int mirroredJ = swap_horizontal ? (image.width() - j - 1) : j;
|
|
QRgb mirroredColor = imageMirrored.pixel(mirroredJ, mirroredI);
|
|
QCOMPARE(mirroredColor, referenceColor);
|
|
}
|
|
}
|
|
|
|
QImage imageMirroredTwice = imageMirrored.mirrored(swap_horizontal, swap_vertical);
|
|
|
|
QCOMPARE(image, imageMirroredTwice);
|
|
|
|
if (format != QImage::Format_Mono && format != QImage::Format_MonoLSB)
|
|
QCOMPARE(memcmp(image.constBits(), imageMirroredTwice.constBits(), image.sizeInBytes()), 0);
|
|
else {
|
|
for (int i = 0; i < image.height(); ++i)
|
|
for (int j = 0; j < image.width(); ++j)
|
|
QCOMPARE(image.pixel(j,i), imageMirroredTwice.pixel(j,i));
|
|
}
|
|
}
|
|
|
|
void tst_QImage::inplaceRgbSwapped_data()
|
|
{
|
|
rgbSwapped_data();
|
|
}
|
|
|
|
void tst_QImage::inplaceRgbSwapped()
|
|
{
|
|
#if defined(Q_COMPILER_REF_QUALIFIERS)
|
|
QFETCH(QImage::Format, format);
|
|
|
|
QImage image(64, 1, format);
|
|
image.fill(0);
|
|
|
|
QVector<QRgb> testColor(image.width());
|
|
for (int i = 0; i < image.width(); ++i)
|
|
testColor[i] = qRgb(i * 2, i * 3, 255 - i * 4);
|
|
|
|
if (format == QImage::Format_Indexed8) {
|
|
for (int i = 0; i < image.width(); ++i) {
|
|
image.setColor(i, testColor[i]);
|
|
image.setPixel(i, 0, i);
|
|
}
|
|
} else {
|
|
for (int i = 0; i < image.width(); ++i)
|
|
image.setPixel(i, 0, testColor[i]);
|
|
}
|
|
|
|
const uchar* orginalPtr = image.constScanLine(0);
|
|
QImage imageSwapped = std::move(image).rgbSwapped();
|
|
|
|
for (int i = 0; i < imageSwapped.width(); ++i) {
|
|
QRgb referenceColor = testColor[i];
|
|
QRgb swappedColor = imageSwapped.pixel(i, 0);
|
|
QCOMPARE(qRed(swappedColor) & 0xf0, qBlue(referenceColor) & 0xf0);
|
|
QCOMPARE(qGreen(swappedColor) & 0xf0, qGreen(referenceColor) & 0xf0);
|
|
QCOMPARE(qBlue(swappedColor) & 0xf0, qRed(referenceColor) & 0xf0);
|
|
}
|
|
|
|
QCOMPARE(imageSwapped.constScanLine(0), orginalPtr);
|
|
|
|
for (int rw = 0; rw <= 1; rw++) {
|
|
// Test attempted inplace conversion of images created on existing buffer
|
|
uchar *volatileData = 0;
|
|
QImage orig = imageSwapped;
|
|
QImage dataSwapped;
|
|
{
|
|
QVERIFY(!orig.isNull());
|
|
volatileData = new uchar[orig.sizeInBytes()];
|
|
memcpy(volatileData, orig.constBits(), orig.sizeInBytes());
|
|
|
|
QImage dataImage;
|
|
if (rw)
|
|
dataImage = QImage(volatileData, orig.width(), orig.height(), orig.format());
|
|
else
|
|
dataImage = QImage((const uchar *)volatileData, orig.width(), orig.height(), orig.format());
|
|
|
|
if (orig.colorCount())
|
|
dataImage.setColorTable(orig.colorTable());
|
|
|
|
dataSwapped = std::move(dataImage).rgbSwapped();
|
|
QVERIFY(!dataSwapped.isNull());
|
|
delete[] volatileData;
|
|
}
|
|
|
|
QVERIFY2(dataSwapped.constBits() != volatileData, rw ? "non-const" : "const");
|
|
QCOMPARE(dataSwapped, orig.rgbSwapped());
|
|
}
|
|
|
|
#endif
|
|
}
|
|
|
|
|
|
void tst_QImage::inplaceMirrored_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("format");
|
|
QTest::addColumn<bool>("swap_vertical");
|
|
QTest::addColumn<bool>("swap_horizontal");
|
|
|
|
for (int i = QImage::Format_Mono; i < QImage::NImageFormats; ++i) {
|
|
if (i == QImage::Format_Alpha8
|
|
|| i == QImage::Format_Grayscale8
|
|
|| i == QImage::Format_Grayscale16) {
|
|
continue;
|
|
}
|
|
if (i == QImage::Format_RGB444 || i == QImage::Format_ARGB4444_Premultiplied)
|
|
continue;
|
|
const auto fmt = formatToString(QImage::Format(i));
|
|
QTest::addRow("%s, vertical", fmt.data())
|
|
<< QImage::Format(i) << true << false;
|
|
QTest::addRow("%s, horizontal", fmt.data())
|
|
<< QImage::Format(i) << false << true;
|
|
QTest::addRow("%s, horizontal+vertical", fmt.data())
|
|
<< QImage::Format(i) << true << true;
|
|
}
|
|
}
|
|
|
|
void tst_QImage::inplaceMirrored()
|
|
{
|
|
#if defined(Q_COMPILER_REF_QUALIFIERS)
|
|
QFETCH(QImage::Format, format);
|
|
QFETCH(bool, swap_vertical);
|
|
QFETCH(bool, swap_horizontal);
|
|
|
|
QImage image(16, 16, format);
|
|
|
|
switch (format) {
|
|
case QImage::Format_Mono:
|
|
case QImage::Format_MonoLSB:
|
|
for (int i = 0; i < image.height(); ++i) {
|
|
ushort* scanLine = (ushort*)image.scanLine(i);
|
|
*scanLine = (i % 2) ? 0x0fffU : 0xf000U;
|
|
}
|
|
break;
|
|
case QImage::Format_Indexed8:
|
|
for (int i = 0; i < image.height(); ++i) {
|
|
for (int j = 0; j < image.width(); ++j) {
|
|
image.setColor(i*16+j, qRgb(j*16, i*16, 0));
|
|
image.setPixel(j, i, i*16+j);
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
for (int i = 0; i < image.height(); ++i)
|
|
for (int j = 0; j < image.width(); ++j)
|
|
image.setPixel(j, i, qRgb(j*16, i*16, 0));
|
|
}
|
|
|
|
const uchar* originalPtr = image.constScanLine(0);
|
|
|
|
QImage imageMirrored = std::move(image).mirrored(swap_horizontal, swap_vertical);
|
|
if (format != QImage::Format_Mono && format != QImage::Format_MonoLSB) {
|
|
for (int i = 0; i < imageMirrored.height(); ++i) {
|
|
int mirroredI = swap_vertical ? (imageMirrored.height() - i - 1) : i;
|
|
for (int j = 0; j < imageMirrored.width(); ++j) {
|
|
int mirroredJ = swap_horizontal ? (imageMirrored.width() - j - 1) : j;
|
|
QRgb mirroredColor = imageMirrored.pixel(mirroredJ, mirroredI);
|
|
QCOMPARE(qRed(mirroredColor) & 0xF8, j * 16);
|
|
QCOMPARE(qGreen(mirroredColor) & 0xF8, i * 16);
|
|
}
|
|
}
|
|
} else {
|
|
for (int i = 0; i < imageMirrored.height(); ++i) {
|
|
ushort* scanLine = (ushort*)imageMirrored.scanLine(i);
|
|
ushort expect;
|
|
if (swap_vertical && swap_horizontal)
|
|
expect = (i % 2) ? 0x000fU : 0xfff0U;
|
|
else if (swap_vertical)
|
|
expect = (i % 2) ? 0xf000U : 0x0fffU;
|
|
else
|
|
expect = (i % 2) ? 0xfff0U : 0x000fU;
|
|
QCOMPARE(*scanLine, expect);
|
|
}
|
|
}
|
|
QCOMPARE(imageMirrored.constScanLine(0), originalPtr);
|
|
|
|
for (int rw = 0; rw <= 1; rw++) {
|
|
// Test attempted inplace conversion of images created on existing buffer
|
|
uchar *volatileData = 0;
|
|
QImage orig = imageMirrored;
|
|
QImage dataSwapped;
|
|
{
|
|
QVERIFY(!orig.isNull());
|
|
volatileData = new uchar[orig.sizeInBytes()];
|
|
memcpy(volatileData, orig.constBits(), orig.sizeInBytes());
|
|
|
|
QImage dataImage;
|
|
if (rw)
|
|
dataImage = QImage(volatileData, orig.width(), orig.height(), orig.format());
|
|
else
|
|
dataImage = QImage((const uchar *)volatileData, orig.width(), orig.height(), orig.format());
|
|
|
|
if (orig.colorCount())
|
|
dataImage.setColorTable(orig.colorTable());
|
|
|
|
dataSwapped = std::move(dataImage).mirrored(swap_horizontal, swap_vertical);
|
|
QVERIFY(!dataSwapped.isNull());
|
|
delete[] volatileData;
|
|
}
|
|
|
|
QVERIFY2(dataSwapped.constBits() != volatileData, rw ? "non-const" : "const");
|
|
QCOMPARE(dataSwapped, orig.mirrored(swap_horizontal, swap_vertical));
|
|
}
|
|
|
|
#endif
|
|
}
|
|
|
|
void tst_QImage::inplaceMirroredOdd_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("format");
|
|
QTest::addColumn<bool>("swap_vertical");
|
|
QTest::addColumn<bool>("swap_horizontal");
|
|
|
|
QTest::newRow("Format_ARGB32, vertical") << QImage::Format_ARGB32 << true << false;
|
|
QTest::newRow("Format_RGB888, vertical") << QImage::Format_RGB888 << true << false;
|
|
QTest::newRow("Format_RGB16, vertical") << QImage::Format_RGB16 << true << false;
|
|
|
|
QTest::newRow("Format_ARGB32, horizontal") << QImage::Format_ARGB32 << false << true;
|
|
QTest::newRow("Format_RGB888, horizontal") << QImage::Format_RGB888 << false << true;
|
|
QTest::newRow("Format_RGB16, horizontal") << QImage::Format_RGB16 << false << true;
|
|
|
|
QTest::newRow("Format_ARGB32, horizontal+vertical") << QImage::Format_ARGB32 << true << true;
|
|
QTest::newRow("Format_RGB888, horizontal+vertical") << QImage::Format_RGB888 << true << true;
|
|
QTest::newRow("Format_RGB16, horizontal+vertical") << QImage::Format_RGB16 << true << true;
|
|
}
|
|
|
|
void tst_QImage::inplaceMirroredOdd()
|
|
{
|
|
#if defined(Q_COMPILER_REF_QUALIFIERS)
|
|
QFETCH(QImage::Format, format);
|
|
QFETCH(bool, swap_vertical);
|
|
QFETCH(bool, swap_horizontal);
|
|
|
|
QImage image(15, 15, format);
|
|
|
|
for (int i = 0; i < image.height(); ++i)
|
|
for (int j = 0; j < image.width(); ++j)
|
|
image.setPixel(j, i, qRgb(j*16, i*16, 0));
|
|
|
|
const uchar* originalPtr = image.constScanLine(0);
|
|
|
|
QImage imageMirrored = std::move(image).mirrored(swap_horizontal, swap_vertical);
|
|
for (int i = 0; i < imageMirrored.height(); ++i) {
|
|
int mirroredI = swap_vertical ? (imageMirrored.height() - i - 1) : i;
|
|
for (int j = 0; j < imageMirrored.width(); ++j) {
|
|
int mirroredJ = swap_horizontal ? (imageMirrored.width() - j - 1) : j;
|
|
QRgb mirroredColor = imageMirrored.pixel(mirroredJ, mirroredI);
|
|
QCOMPARE(qRed(mirroredColor) & 0xF8, j * 16);
|
|
QCOMPARE(qGreen(mirroredColor) & 0xF8, i * 16);
|
|
}
|
|
}
|
|
QCOMPARE(imageMirrored.constScanLine(0), originalPtr);
|
|
#endif
|
|
}
|
|
|
|
void tst_QImage::inplaceRgbMirrored()
|
|
{
|
|
#if defined(Q_COMPILER_REF_QUALIFIERS)
|
|
QImage image1(32, 32, QImage::Format_ARGB32);
|
|
QImage image2(32, 32, QImage::Format_ARGB32);
|
|
image1.fill(0);
|
|
image2.fill(0);
|
|
const uchar* originalPtr1 = image1.constScanLine(0);
|
|
const uchar* originalPtr2 = image2.constScanLine(0);
|
|
|
|
QCOMPARE(std::move(image1).rgbSwapped().mirrored().constScanLine(0), originalPtr1);
|
|
QCOMPARE(std::move(image2).mirrored().rgbSwapped().constScanLine(0), originalPtr2);
|
|
#endif
|
|
}
|
|
|
|
void tst_QImage::genericRgbConversion_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("format");
|
|
QTest::addColumn<QImage::Format>("dest_format");
|
|
|
|
for (int i = QImage::Format_RGB32; i < QImage::NImageFormats; ++i) {
|
|
if (i == QImage::Format_Alpha8)
|
|
continue;
|
|
const QLatin1String formatI = formatToString(QImage::Format(i));
|
|
for (int j = QImage::Format_RGB32; j < QImage::NImageFormats; ++j) {
|
|
if (j == QImage::Format_Alpha8)
|
|
continue;
|
|
if (i == j)
|
|
continue;
|
|
QTest::addRow("%s -> %s", formatI.data(), formatToString(QImage::Format(j)).data())
|
|
<< QImage::Format(i) << QImage::Format(j);
|
|
}
|
|
}
|
|
}
|
|
|
|
void tst_QImage::genericRgbConversion()
|
|
{
|
|
// Test that all RGB conversions work and maintain at least 4bit of color accuracy.
|
|
QFETCH(QImage::Format, format);
|
|
QFETCH(QImage::Format, dest_format);
|
|
|
|
bool srcGrayscale = format == QImage::Format_Grayscale8 || format == QImage::Format_Grayscale16;
|
|
bool dstGrayscale = dest_format == QImage::Format_Grayscale8 || dest_format == QImage::Format_Grayscale16;
|
|
|
|
QImage image(16, 16, format);
|
|
|
|
for (int i = 0; i < image.height(); ++i)
|
|
for (int j = 0; j < image.width(); ++j)
|
|
image.setPixel(j, i, qRgb(j*16, i*16, 0));
|
|
|
|
QImage imageConverted = image.convertToFormat(dest_format);
|
|
QCOMPARE(imageConverted.format(), dest_format);
|
|
for (int i = 0; i < imageConverted.height(); ++i) {
|
|
for (int j = 0; j < imageConverted.width(); ++j) {
|
|
QRgb convertedColor = imageConverted.pixel(j,i);
|
|
if (srcGrayscale || dstGrayscale) {
|
|
QVERIFY(qAbs(qGray(convertedColor) - qGray(qRgb(j*16, i*16, 0))) < 15);
|
|
} else {
|
|
QCOMPARE(qRed(convertedColor) & 0xF0, j * 16);
|
|
QCOMPARE(qGreen(convertedColor) & 0xF0, i * 16);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void tst_QImage::inplaceRgbConversion_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("format");
|
|
QTest::addColumn<QImage::Format>("dest_format");
|
|
|
|
for (int i = QImage::Format_RGB32; i < QImage::NImageFormats; ++i) {
|
|
if (i == QImage::Format_Alpha8
|
|
|| i == QImage::Format_Grayscale8
|
|
|| i == QImage::Format_Grayscale16) {
|
|
continue;
|
|
}
|
|
for (int j = QImage::Format_RGB32; j < QImage::NImageFormats; ++j) {
|
|
if (j == QImage::Format_Alpha8
|
|
|| j == QImage::Format_Grayscale8
|
|
|| j == QImage::Format_Grayscale16) {
|
|
continue;
|
|
}
|
|
if (i == j)
|
|
continue;
|
|
QTest::addRow("%s -> %s", formatToString(QImage::Format(i)).data(), formatToString(QImage::Format(j)).data())
|
|
<< QImage::Format(i) << QImage::Format(j);
|
|
}
|
|
}
|
|
}
|
|
|
|
void tst_QImage::inplaceRgbConversion()
|
|
{
|
|
// Test that conversions between RGB formats of the same bitwidth can be done inplace.
|
|
#if defined(Q_COMPILER_REF_QUALIFIERS)
|
|
QFETCH(QImage::Format, format);
|
|
QFETCH(QImage::Format, dest_format);
|
|
|
|
QImage image(16, 16, format);
|
|
|
|
for (int i = 0; i < image.height(); ++i)
|
|
for (int j = 0; j < image.width(); ++j)
|
|
image.setPixel(j, i, qRgb(j*16, i*16, 0));
|
|
|
|
const uchar* originalPtr = image.constScanLine(0);
|
|
|
|
QImage imageConverted = std::move(image).convertToFormat(dest_format);
|
|
QCOMPARE(imageConverted.format(), dest_format);
|
|
for (int i = 0; i < imageConverted.height(); ++i) {
|
|
for (int j = 0; j < imageConverted.width(); ++j) {
|
|
QRgb convertedColor = imageConverted.pixel(j,i);
|
|
QCOMPARE(qRed(convertedColor) & 0xF0, j * 16);
|
|
QCOMPARE(qGreen(convertedColor) & 0xF0, i * 16);
|
|
}
|
|
}
|
|
if (qt_depthForFormat(format) == qt_depthForFormat(dest_format))
|
|
QCOMPARE(imageConverted.constScanLine(0), originalPtr);
|
|
|
|
if (qt_depthForFormat(format) <= 32) {
|
|
// Test attempted inplace conversion of images created on existing buffer
|
|
static const quint32 readOnlyData[] = { 0xff0102ffU, 0xff0506ffU, 0xff0910ffU, 0xff1314ffU };
|
|
quint32 readWriteData[] = { 0xff0102ffU, 0xff0506ffU, 0xff0910ffU, 0xff1314ffU };
|
|
|
|
QImage roInplaceConverted;
|
|
QImage rwInplaceConverted;
|
|
|
|
{
|
|
QImage roImage((const uchar *)readOnlyData, 2, 2, format);
|
|
roInplaceConverted = std::move(roImage).convertToFormat(dest_format);
|
|
|
|
QImage rwImage((uchar *)readWriteData, 2, 2, format);
|
|
rwInplaceConverted = std::move(rwImage).convertToFormat(dest_format);
|
|
}
|
|
|
|
QImage roImage2((const uchar *)readOnlyData, 2, 2, format);
|
|
QImage normalConverted = roImage2.convertToFormat(dest_format);
|
|
|
|
QVERIFY(roInplaceConverted.constBits() != (const uchar *)readOnlyData);
|
|
QCOMPARE(normalConverted, roInplaceConverted);
|
|
|
|
QVERIFY(rwInplaceConverted.constBits() != (const uchar *)readWriteData);
|
|
QCOMPARE(normalConverted, rwInplaceConverted);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void tst_QImage::deepCopyWhenPaintingActive()
|
|
{
|
|
QImage image(64, 64, QImage::Format_ARGB32_Premultiplied);
|
|
image.fill(0);
|
|
|
|
QPainter painter(&image);
|
|
QImage copy = image;
|
|
|
|
painter.setBrush(Qt::black);
|
|
painter.drawEllipse(image.rect());
|
|
|
|
QVERIFY(copy != image);
|
|
}
|
|
|
|
void tst_QImage::scaled_QTBUG19157()
|
|
{
|
|
QImage foo(5000, 1, QImage::Format_RGB32);
|
|
foo = foo.scaled(1024, 1024, Qt::KeepAspectRatio);
|
|
QVERIFY(!foo.isNull());
|
|
}
|
|
|
|
void tst_QImage::convertOverUnPreMul()
|
|
{
|
|
QImage image(256, 256, QImage::Format_ARGB32_Premultiplied);
|
|
|
|
for (int j = 0; j < 256; j++) {
|
|
for (int i = 0; i <= j; i++) {
|
|
image.setPixel(i, j, qRgba(i, i, i, j));
|
|
}
|
|
}
|
|
|
|
QImage image2 = image.convertToFormat(QImage::Format_ARGB32).convertToFormat(QImage::Format_ARGB32_Premultiplied);
|
|
|
|
for (int j = 0; j < 256; j++) {
|
|
for (int i = 0; i <= j; i++) {
|
|
QCOMPARE(qAlpha(image2.pixel(i, j)), qAlpha(image.pixel(i, j)));
|
|
QCOMPARE(qGray(image2.pixel(i, j)), qGray(image.pixel(i, j)));
|
|
}
|
|
}
|
|
}
|
|
|
|
void tst_QImage::scaled_QTBUG35972()
|
|
{
|
|
QImage src(532,519,QImage::Format_ARGB32_Premultiplied);
|
|
src.fill(QColor(Qt::white));
|
|
QImage dest(1000,1000,QImage::Format_ARGB32_Premultiplied);
|
|
dest.fill(QColor(Qt::white));
|
|
QPainter painter1(&dest);
|
|
const QTransform trf(1.25, 0,
|
|
0, 1.25,
|
|
/*dx */ 15.900000000000034, /* dy */ 72.749999999999986);
|
|
painter1.setTransform(trf);
|
|
painter1.drawImage(QRectF(-2.6, -2.6, 425.6, 415.20000000000005), src, QRectF(0,0,532,519));
|
|
|
|
const quint32 *pixels = reinterpret_cast<const quint32 *>(dest.constBits());
|
|
int size = dest.width()*dest.height();
|
|
for (int i = 0; i < size; ++i)
|
|
QCOMPARE(pixels[i], 0xffffffff);
|
|
}
|
|
|
|
void tst_QImage::convertToPixelFormat()
|
|
{
|
|
QPixelFormat rgb565 = qPixelFormatRgba(5,6,5,0,QPixelFormat::IgnoresAlpha, QPixelFormat::AtBeginning, QPixelFormat::NotPremultiplied, QPixelFormat::UnsignedShort);
|
|
QPixelFormat rgb565ImageFormat = QImage::toPixelFormat(QImage::Format_RGB16);
|
|
QCOMPARE(rgb565, rgb565ImageFormat);
|
|
}
|
|
|
|
void tst_QImage::convertToImageFormat_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("image_format");
|
|
QTest::newRow("Convert Format_Invalid") << QImage::Format_Invalid;
|
|
QTest::newRow("Convert Format_Mono") << QImage::Format_Mono;
|
|
//This ends up being a QImage::Format_Mono since we cant specify LSB in QPixelFormat
|
|
//QTest::newRow("Convert Format_MonoLSB") << QImage::Format_MonoLSB;
|
|
QTest::newRow("Convert Format_Indexed8") << QImage::Format_Indexed8;
|
|
QTest::newRow("Convert Format_RGB32") << QImage::Format_RGB32;
|
|
QTest::newRow("Convert Format_ARGB32") << QImage::Format_ARGB32;
|
|
QTest::newRow("Convert Format_ARGB32_Premultiplied") << QImage::Format_ARGB32_Premultiplied;
|
|
QTest::newRow("Convert Format_RGB16") << QImage::Format_RGB16;
|
|
QTest::newRow("Convert Format_ARGB8565_Premultiplied") << QImage::Format_ARGB8565_Premultiplied;
|
|
QTest::newRow("Convert Format_RGB666") << QImage::Format_RGB666;
|
|
QTest::newRow("Convert Format_ARGB6666_Premultiplied") << QImage::Format_ARGB6666_Premultiplied;
|
|
QTest::newRow("Convert Format_RGB555") << QImage::Format_RGB555;
|
|
QTest::newRow("Convert Format_ARGB8555_Premultiplied") << QImage::Format_ARGB8555_Premultiplied;
|
|
QTest::newRow("Convert Format_RGB888") << QImage::Format_RGB888;
|
|
QTest::newRow("Convert Format_RGB444") << QImage::Format_RGB444;
|
|
QTest::newRow("Convert Format_ARGB4444_Premultiplied") << QImage::Format_ARGB4444_Premultiplied;
|
|
QTest::newRow("Convert Format_RGBX8888") << QImage::Format_RGBX8888;
|
|
QTest::newRow("Convert Format_RGBA8888") << QImage::Format_RGBA8888;
|
|
QTest::newRow("Convert Format_RGBA8888_Premultiplied") << QImage::Format_RGBA8888_Premultiplied;
|
|
}
|
|
|
|
void tst_QImage::convertToImageFormat()
|
|
{
|
|
QFETCH(QImage::Format, image_format);
|
|
|
|
QPixelFormat pixel_format = QImage::toPixelFormat(image_format);
|
|
QImage::Format format = QImage::toImageFormat(pixel_format);
|
|
QCOMPARE(format, image_format);
|
|
}
|
|
|
|
void tst_QImage::invertPixelsRGB_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("image_format");
|
|
|
|
for (int i = QImage::Format_RGB32; i < QImage::NImageFormats; ++i) {
|
|
if (i == QImage::Format_Alpha8
|
|
|| i == QImage::Format_Grayscale8
|
|
|| i == QImage::Format_Grayscale16) {
|
|
continue;
|
|
}
|
|
QTest::addRow("%s", formatToString(QImage::Format(i)).data()) << QImage::Format(i);
|
|
}
|
|
}
|
|
|
|
void tst_QImage::invertPixelsRGB()
|
|
{
|
|
QFETCH(QImage::Format, image_format);
|
|
|
|
QImage image(1, 1, image_format);
|
|
image.fill(QColor::fromRgb(32, 64, 96));
|
|
image.invertPixels();
|
|
|
|
QCOMPARE(image.format(), image_format);
|
|
|
|
uint pixel = image.pixel(0, 0);
|
|
QCOMPARE(qRed(pixel) >> 4, (255 - 32) >> 4);
|
|
QCOMPARE(qGreen(pixel) >> 4, (255 - 64) >> 4);
|
|
QCOMPARE(qBlue(pixel) >> 4, (255 - 96) >> 4);
|
|
}
|
|
|
|
void tst_QImage::exifOrientation_data()
|
|
{
|
|
QTest::addColumn<QString>("fileName");
|
|
QTest::addColumn<int>("orientation");
|
|
QTest::addColumn<int>("dpmx");
|
|
QTest::addColumn<int>("dpmy");
|
|
QTest::newRow("Orientation 1, Intel format") << m_prefix + "jpeg_exif_orientation_value_1.jpg" << (int)QImageIOHandler::TransformationNone << 39 << 39;
|
|
QTest::newRow("Orientation 2, Intel format") << m_prefix + "jpeg_exif_orientation_value_2.jpg" << (int)QImageIOHandler::TransformationMirror << 39 << 39;
|
|
QTest::newRow("Orientation 3, Intel format") << m_prefix + "jpeg_exif_orientation_value_3.jpg" << (int)QImageIOHandler::TransformationRotate180 << 39 << 39;
|
|
QTest::newRow("Orientation 4, Intel format") << m_prefix + "jpeg_exif_orientation_value_4.jpg" << (int)QImageIOHandler::TransformationFlip << 39 << 39;
|
|
QTest::newRow("Orientation 5, Intel format") << m_prefix + "jpeg_exif_orientation_value_5.jpg" << (int)QImageIOHandler::TransformationFlipAndRotate90 << 39 << 39;
|
|
QTest::newRow("Orientation 6, Intel format") << m_prefix + "jpeg_exif_orientation_value_6.jpg" << (int)QImageIOHandler::TransformationRotate90 << 39 << 39;
|
|
QTest::newRow("Orientation 6, Motorola format") << m_prefix + "jpeg_exif_orientation_value_6_motorola.jpg" << (int)QImageIOHandler::TransformationRotate90 << 39 << 39;
|
|
QTest::newRow("Orientation 7, Intel format") << m_prefix + "jpeg_exif_orientation_value_7.jpg" << (int)QImageIOHandler::TransformationMirrorAndRotate90 << 39 << 39;
|
|
QTest::newRow("Orientation 8, Intel format") << m_prefix + "jpeg_exif_orientation_value_8.jpg" << (int)QImageIOHandler::TransformationRotate270 << 39 << 39;
|
|
}
|
|
|
|
QT_BEGIN_NAMESPACE
|
|
extern void qt_imageTransform(QImage &src, QImageIOHandler::Transformations orient);
|
|
QT_END_NAMESPACE
|
|
QT_USE_NAMESPACE
|
|
|
|
void tst_QImage::exifOrientation()
|
|
{
|
|
QFETCH(QString, fileName);
|
|
QFETCH(int, orientation);
|
|
QFETCH(int, dpmx);
|
|
QFETCH(int, dpmy);
|
|
|
|
QImageReader imageReader(fileName);
|
|
imageReader.setAutoTransform(true);
|
|
QCOMPARE(imageReader.transformation(), orientation);
|
|
QImage img = imageReader.read();
|
|
QCOMPARE(img.dotsPerMeterX(), dpmx);
|
|
QCOMPARE(img.dotsPerMeterY(), dpmy);
|
|
QRgb px;
|
|
QVERIFY(!img.isNull());
|
|
px = img.pixel(0, 0);
|
|
QVERIFY(qRed(px) > 250 && qGreen(px) < 5 && qBlue(px) < 5);
|
|
|
|
px = img.pixel(img.width() - 1, 0);
|
|
QVERIFY(qRed(px) < 5 && qGreen(px) < 5 && qBlue(px) > 250);
|
|
|
|
QImageReader imageReader2(fileName);
|
|
QCOMPARE(imageReader2.autoTransform(), false);
|
|
QCOMPARE(imageReader2.transformation(), orientation);
|
|
QImage img2 = imageReader2.read();
|
|
qt_imageTransform(img2, imageReader2.transformation());
|
|
QCOMPARE(img, img2);
|
|
}
|
|
|
|
void tst_QImage::exif_QTBUG45865()
|
|
{
|
|
QFile file(m_prefix + "jpeg_exif_QTBUG-45865.jpg");
|
|
QVERIFY(file.open(QIODevice::ReadOnly));
|
|
QByteArray byteArray = file.readAll();
|
|
QImage image = QImage::fromData(byteArray);
|
|
QCOMPARE(image.size(), QSize(5, 8));
|
|
}
|
|
|
|
void tst_QImage::exifInvalidData_data()
|
|
{
|
|
QTest::addColumn<bool>("$never used");
|
|
QTest::newRow("QTBUG-46870");
|
|
QTest::newRow("back_pointers");
|
|
QTest::newRow("past_end");
|
|
QTest::newRow("too_many_ifds");
|
|
QTest::newRow("too_many_tags");
|
|
}
|
|
|
|
void tst_QImage::exifInvalidData()
|
|
{
|
|
QImage image;
|
|
QVERIFY(image.load(m_prefix + "jpeg_exif_invalid_data_" + QTest::currentDataTag() + ".jpg"));
|
|
QVERIFY(!image.isNull());
|
|
}
|
|
|
|
void tst_QImage::exifReadComments()
|
|
{
|
|
QImage image;
|
|
QVERIFY(image.load(m_prefix + "jpeg_exif_utf8_comment.jpg"));
|
|
QVERIFY(!image.isNull());
|
|
QCOMPARE(image.textKeys().size(), 1);
|
|
QCOMPARE(image.textKeys().first(), "Description");
|
|
// check if exif comment is read as utf-8
|
|
QCOMPARE(image.text("Description"), QString::fromUtf8("some unicode chars: ÖÄÜ€@"));
|
|
|
|
QByteArray ba;
|
|
{
|
|
QBuffer buf(&ba);
|
|
QVERIFY(buf.open(QIODevice::WriteOnly));
|
|
QVERIFY(image.save(&buf, "JPG"));
|
|
}
|
|
QVERIFY(!ba.isEmpty());
|
|
image = QImage();
|
|
QCOMPARE(image.textKeys().size(), 0);
|
|
{
|
|
QBuffer buf(&ba);
|
|
QVERIFY(buf.open(QIODevice::ReadOnly));
|
|
QVERIFY(image.load(&buf, "JPG"));
|
|
}
|
|
// compare written (and reread) description text
|
|
QCOMPARE(image.text("Description"), QString::fromUtf8("some unicode chars: ÖÄÜ€@"));
|
|
}
|
|
|
|
static void cleanupFunction(void* info)
|
|
{
|
|
bool *called = static_cast<bool*>(info);
|
|
*called = true;
|
|
}
|
|
|
|
void tst_QImage::cleanupFunctions()
|
|
{
|
|
QImage bufferImage(64, 64, QImage::Format_ARGB32);
|
|
bufferImage.fill(0);
|
|
|
|
bool called;
|
|
|
|
{
|
|
called = false;
|
|
{
|
|
QImage image(bufferImage.bits(), bufferImage.width(), bufferImage.height(), bufferImage.format(), cleanupFunction, &called);
|
|
}
|
|
QVERIFY(called);
|
|
}
|
|
|
|
{
|
|
called = false;
|
|
QImage *copy = 0;
|
|
{
|
|
QImage image(bufferImage.bits(), bufferImage.width(), bufferImage.height(), bufferImage.format(), cleanupFunction, &called);
|
|
copy = new QImage(image);
|
|
}
|
|
QVERIFY(!called);
|
|
delete copy;
|
|
QVERIFY(called);
|
|
}
|
|
|
|
}
|
|
|
|
// test image devicePixelRatio setting and detaching
|
|
void tst_QImage::devicePixelRatio()
|
|
{
|
|
// create image
|
|
QImage a(64, 64, QImage::Format_ARGB32);
|
|
a.fill(Qt::white);
|
|
QCOMPARE(a.devicePixelRatio(), qreal(1.0));
|
|
QCOMPARE(a.isDetached(), true);
|
|
|
|
// copy image
|
|
QImage b = a;
|
|
QCOMPARE(b.devicePixelRatio(), qreal(1.0));
|
|
QCOMPARE(a.isDetached(), false);
|
|
QCOMPARE(b.isDetached(), false);
|
|
|
|
// set devicePixelRatio to the current value: does not detach
|
|
a.setDevicePixelRatio(qreal(1.0));
|
|
QCOMPARE(a.isDetached(), false);
|
|
QCOMPARE(b.isDetached(), false);
|
|
|
|
// set devicePixelRatio to a new value: may detach (currently
|
|
// does, but we may want to avoid the data copy the future)
|
|
a.setDevicePixelRatio(qreal(2.0));
|
|
QCOMPARE(a.devicePixelRatio(), qreal(2.0));
|
|
QCOMPARE(b.devicePixelRatio(), qreal(1.0));
|
|
}
|
|
|
|
void tst_QImage::rgb30Unpremul()
|
|
{
|
|
QImage a(3, 1, QImage::Format_A2RGB30_Premultiplied);
|
|
((uint*)a.bits())[0] = (3U << 30) | (128 << 20) | (256 << 10) | 512;
|
|
((uint*)a.bits())[1] = (2U << 30) | (131 << 20) | (259 << 10) | 515;
|
|
((uint*)a.bits())[2] = (1U << 30) | ( 67 << 20) | (131 << 10) | 259;
|
|
|
|
QImage b = a.convertToFormat(QImage::Format_RGB30);
|
|
const uint* bbits = (const uint*)b.bits();
|
|
QCOMPARE(bbits[0], (3U << 30) | (128 << 20) | (256 << 10) | 512);
|
|
QCOMPARE(bbits[1], (3U << 30) | (196 << 20) | (388 << 10) | 772);
|
|
QCOMPARE(bbits[2], (3U << 30) | (201 << 20) | (393 << 10) | 777);
|
|
}
|
|
|
|
void tst_QImage::rgb30Repremul_data()
|
|
{
|
|
QTest::addColumn<uint>("color");
|
|
for (int i = 255; i > 0; i -= 15) {
|
|
QTest::addRow("100%% red=%d", i) << qRgba(i, 0, 0, 0xff);
|
|
QTest::addRow("75%% red=%d", i) << qRgba(i, 0, 0, 0xc0);
|
|
QTest::addRow("50%% red=%d", i) << qRgba(i, 0, 0, 0x80);
|
|
QTest::addRow("37.5%% red=%d", i) << qRgba(i, 0, 0, 0x60);
|
|
}
|
|
}
|
|
|
|
void tst_QImage::rgb30Repremul()
|
|
{
|
|
QFETCH(uint, color);
|
|
|
|
QImage a(1, 1, QImage::Format_ARGB32);
|
|
a.setPixel(0, 0, color);
|
|
|
|
QImage b = a.convertToFormat(QImage::Format_A2BGR30_Premultiplied);
|
|
b = b.convertToFormat(QImage::Format_ARGB32);
|
|
uint expectedColor = qUnpremultiply(qPremultiply(color));
|
|
uint newColor = b.pixel(0, 0);
|
|
QVERIFY(qAbs(qRed(newColor) - qRed(expectedColor)) <= 1);
|
|
}
|
|
|
|
void tst_QImage::metadataPassthrough()
|
|
{
|
|
QImage a(64, 64, QImage::Format_ARGB32);
|
|
a.fill(Qt::white);
|
|
a.setText(QStringLiteral("Test"), QStringLiteral("Text"));
|
|
a.setDotsPerMeterX(100);
|
|
a.setDotsPerMeterY(80);
|
|
a.setDevicePixelRatio(2.0);
|
|
|
|
QImage scaled = a.scaled(QSize(32, 32), Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
|
|
QCOMPARE(scaled.text(QStringLiteral("Test")), a.text(QStringLiteral("Test")));
|
|
QCOMPARE(scaled.dotsPerMeterX(), a.dotsPerMeterX());
|
|
QCOMPARE(scaled.dotsPerMeterY(), a.dotsPerMeterY());
|
|
QCOMPARE(scaled.devicePixelRatio(), a.devicePixelRatio());
|
|
|
|
scaled = a.scaled(QSize(128, 128), Qt::IgnoreAspectRatio, Qt::FastTransformation);
|
|
QCOMPARE(scaled.text(QStringLiteral("Test")), a.text(QStringLiteral("Test")));
|
|
QCOMPARE(scaled.dotsPerMeterX(), a.dotsPerMeterX());
|
|
QCOMPARE(scaled.dotsPerMeterY(), a.dotsPerMeterY());
|
|
QCOMPARE(scaled.devicePixelRatio(), a.devicePixelRatio());
|
|
|
|
QImage mirrored = a.mirrored();
|
|
QCOMPARE(mirrored.text(QStringLiteral("Test")), a.text(QStringLiteral("Test")));
|
|
QCOMPARE(mirrored.dotsPerMeterX(), a.dotsPerMeterX());
|
|
QCOMPARE(mirrored.dotsPerMeterY(), a.dotsPerMeterY());
|
|
QCOMPARE(mirrored.devicePixelRatio(), a.devicePixelRatio());
|
|
|
|
QTransform t;
|
|
t.rotate(90);
|
|
QImage rotated = a.transformed(t);
|
|
QCOMPARE(rotated.text(QStringLiteral("Test")), a.text(QStringLiteral("Test")));
|
|
QCOMPARE(rotated.dotsPerMeterX(), a.dotsPerMeterX());
|
|
QCOMPARE(rotated.dotsPerMeterY(), a.dotsPerMeterY());
|
|
QCOMPARE(rotated.devicePixelRatio(), a.devicePixelRatio());
|
|
|
|
QImage swapped = a.rgbSwapped();
|
|
QCOMPARE(swapped.text(QStringLiteral("Test")), a.text(QStringLiteral("Test")));
|
|
QCOMPARE(swapped.dotsPerMeterX(), a.dotsPerMeterX());
|
|
QCOMPARE(swapped.dotsPerMeterY(), a.dotsPerMeterY());
|
|
QCOMPARE(swapped.devicePixelRatio(), a.devicePixelRatio());
|
|
|
|
QImage converted = a.convertToFormat(QImage::Format_RGB32);
|
|
QCOMPARE(converted.text(QStringLiteral("Test")), a.text(QStringLiteral("Test")));
|
|
QCOMPARE(converted.dotsPerMeterX(), a.dotsPerMeterX());
|
|
QCOMPARE(converted.dotsPerMeterY(), a.dotsPerMeterY());
|
|
QCOMPARE(converted.devicePixelRatio(), a.devicePixelRatio());
|
|
|
|
QImage copied = a.copy(0, 0, a.width() / 2, a.height() / 2);
|
|
QCOMPARE(copied.text(QStringLiteral("Test")), a.text(QStringLiteral("Test")));
|
|
QCOMPARE(copied.dotsPerMeterX(), a.dotsPerMeterX());
|
|
QCOMPARE(copied.dotsPerMeterY(), a.dotsPerMeterY());
|
|
QCOMPARE(copied.devicePixelRatio(), a.devicePixelRatio());
|
|
|
|
QImage alphaMask = a.createAlphaMask();
|
|
QCOMPARE(alphaMask.dotsPerMeterX(), a.dotsPerMeterX());
|
|
QCOMPARE(alphaMask.dotsPerMeterY(), a.dotsPerMeterY());
|
|
QCOMPARE(alphaMask.devicePixelRatio(), a.devicePixelRatio());
|
|
|
|
QImage heuristicMask = a.createHeuristicMask();
|
|
QCOMPARE(heuristicMask.dotsPerMeterX(), a.dotsPerMeterX());
|
|
QCOMPARE(heuristicMask.dotsPerMeterY(), a.dotsPerMeterY());
|
|
QCOMPARE(heuristicMask.devicePixelRatio(), a.devicePixelRatio());
|
|
|
|
QImage maskFromColor = a.createMaskFromColor(qRgb(0, 0, 0));
|
|
QCOMPARE(maskFromColor.dotsPerMeterX(), a.dotsPerMeterX());
|
|
QCOMPARE(maskFromColor.dotsPerMeterY(), a.dotsPerMeterY());
|
|
QCOMPARE(maskFromColor.devicePixelRatio(), a.devicePixelRatio());
|
|
}
|
|
|
|
void tst_QImage::pixelColor()
|
|
{
|
|
QImage argb32(1, 1, QImage::Format_ARGB32);
|
|
QImage argb32pm(1, 1, QImage::Format_ARGB32_Premultiplied);
|
|
|
|
QColor c(Qt::red);
|
|
c.setAlpha(128);
|
|
argb32.setPixelColor(QPoint(0, 0), c);
|
|
argb32pm.setPixelColor(QPoint(0, 0), c);
|
|
QCOMPARE(argb32.pixelColor(QPoint(0, 0)), c);
|
|
QCOMPARE(argb32pm.pixelColor(QPoint(0, 0)), c);
|
|
|
|
QImage t = argb32.convertToFormat(QImage::Format_ARGB32_Premultiplied);
|
|
QCOMPARE(t.pixel(0,0), argb32pm.pixel(0,0));
|
|
|
|
// Try specifying an invalid position.
|
|
QTest::ignoreMessage(QtWarningMsg, "QImage::setPixelColor: coordinate (-1,-1) out of range");
|
|
argb32.setPixelColor(-1, -1, QColor(Qt::red));
|
|
|
|
// Try setting an invalid color.
|
|
QTest::ignoreMessage(QtWarningMsg, "QImage::setPixelColor: color is invalid");
|
|
argb32.setPixelColor(0, 0, QColor());
|
|
}
|
|
|
|
void tst_QImage::pixel()
|
|
{
|
|
{
|
|
QImage mono(1, 1, QImage::Format_Mono);
|
|
QImage monolsb(1, 1, QImage::Format_MonoLSB);
|
|
QImage indexed(1, 1, QImage::Format_Indexed8);
|
|
|
|
mono.fill(0);
|
|
monolsb.fill(0);
|
|
indexed.fill(0);
|
|
|
|
QCOMPARE(QColor(mono.pixel(0, 0)), QColor(Qt::black));
|
|
QCOMPARE(QColor(monolsb.pixel(0, 0)), QColor(Qt::black));
|
|
indexed.pixel(0, 0); // Don't crash
|
|
}
|
|
|
|
{
|
|
uchar a = 0;
|
|
QImage mono(&a, 1, 1, QImage::Format_Mono);
|
|
QImage monolsb(&a, 1, 1, QImage::Format_MonoLSB);
|
|
QImage indexed(&a, 1, 1, QImage::Format_Indexed8);
|
|
|
|
mono.pixel(0, 0); // Don't crash
|
|
monolsb.pixel(0, 0); // Don't crash
|
|
indexed.pixel(0, 0); // Don't crash
|
|
}
|
|
}
|
|
|
|
void tst_QImage::ditherGradient_data()
|
|
{
|
|
QTest::addColumn<QImage>("image");
|
|
QTest::addColumn<QImage::Format>("format");
|
|
QTest::addColumn<int>("flags");
|
|
QTest::addColumn<int>("minimumExpectedGradient");
|
|
|
|
QImage rgb32(256, 16, QImage::Format_RGB32);
|
|
QLinearGradient gradient(QRectF(rgb32.rect()).topLeft(), QRectF(rgb32.rect()).topRight());
|
|
gradient.setColorAt(0.0, QColor(0, 0, 0));
|
|
gradient.setColorAt(1.0, QColor(255, 255, 255));
|
|
QPainter p;
|
|
p.begin(&rgb32);
|
|
p.fillRect(rgb32.rect(), gradient);
|
|
p.end();
|
|
|
|
QTest::newRow("rgb32 -> rgb444 (no dither)") << rgb32 << QImage::Format_RGB444 << 0 << 16;
|
|
QTest::newRow("rgb32 -> rgb444 (dithering)") << rgb32 << QImage::Format_RGB444 << int(Qt::PreferDither | Qt::OrderedDither) << 33;
|
|
QTest::newRow("rgb32 -> argb4444pm (dithering)") << rgb32 << QImage::Format_ARGB4444_Premultiplied << int(Qt::PreferDither | Qt::OrderedDither) << 33;
|
|
QTest::newRow("rgb32 -> rgb16 (no dither)") << rgb32 << QImage::Format_RGB16 << 0 << 32;
|
|
QTest::newRow("rgb32 -> rgb16 (dithering)") << rgb32 << QImage::Format_RGB16 << int(Qt::PreferDither | Qt::OrderedDither) << 65;
|
|
QTest::newRow("rgb32 -> rgb666 (no dither)") << rgb32 << QImage::Format_RGB666 << 0 << 64;
|
|
QTest::newRow("rgb32 -> rgb666 (dithering)") << rgb32 << QImage::Format_RGB666 << int(Qt::PreferDither | Qt::OrderedDither) << 129;
|
|
|
|
// Test we get the same results for opaque input in the ARGBPM implementation.
|
|
rgb32 = std::move(rgb32).convertToFormat(QImage::Format_ARGB32_Premultiplied);
|
|
QTest::newRow("argb32pm -> argb4444pm (no dither)") << rgb32 << QImage::Format_ARGB4444_Premultiplied << 0 << 16;
|
|
QTest::newRow("argb32pm -> rgb444 (dithering)") << rgb32 << QImage::Format_RGB444 << int(Qt::PreferDither | Qt::OrderedDither) << 33;
|
|
QTest::newRow("argb32pm -> argb4444pm (dithering)") << rgb32 << QImage::Format_ARGB4444_Premultiplied << int(Qt::PreferDither | Qt::OrderedDither) << 33;
|
|
QTest::newRow("argb32pm -> argb8565pm (no dither)") << rgb32 << QImage::Format_ARGB8565_Premultiplied << 0 << 32;
|
|
QTest::newRow("argb32pm -> argb8565pm (dithering)") << rgb32 << QImage::Format_ARGB8565_Premultiplied << int(Qt::PreferDither | Qt::OrderedDither) << 65;
|
|
QTest::newRow("argb32pm -> argb6666pm (no dither)") << rgb32 << QImage::Format_ARGB6666_Premultiplied << 0 << 64;
|
|
QTest::newRow("argb32pm -> argb6666pm (dithering)") << rgb32 << QImage::Format_ARGB6666_Premultiplied << int(Qt::PreferDither | Qt::OrderedDither) << 129;
|
|
|
|
#if QT_CONFIG(raster_64bit)
|
|
QImage rgb30(1024, 16, QImage::Format_RGB30);
|
|
QLinearGradient gradient30(QRectF(rgb30.rect()).topLeft(), QRectF(rgb30.rect()).topRight());
|
|
gradient30.setColorAt(0.0, QColor(0, 0, 0));
|
|
gradient30.setColorAt(1.0, QColor(255, 255, 255));
|
|
p.begin(&rgb30);
|
|
p.fillRect(rgb30.rect(), gradient30);
|
|
p.end();
|
|
|
|
QTest::newRow("rgb30 -> rgb32 (no dither)") << rgb30 << QImage::Format_RGB32 << 0 << 256;
|
|
QTest::newRow("rgb30 -> rgb32 (dithering)") << rgb30 << QImage::Format_RGB32 << int(Qt::PreferDither | Qt::OrderedDither) << 513;
|
|
QTest::newRow("rgb30 -> rgb888 (no dither)") << rgb30 << QImage::Format_RGB888 << 0 << 256;
|
|
QTest::newRow("rgb30 -> rgb888 (dithering)") << rgb30 << QImage::Format_RGB888 << int(Qt::PreferDither | Qt::OrderedDither) << 513;
|
|
#endif
|
|
}
|
|
|
|
void tst_QImage::ditherGradient()
|
|
{
|
|
QFETCH(QImage, image);
|
|
QFETCH(QImage::Format, format);
|
|
QFETCH(int, flags);
|
|
QFETCH(int, minimumExpectedGradient);
|
|
|
|
QImage converted = image.convertToFormat(format, (Qt::ImageConversionFlags)flags);
|
|
int observedGradientSteps = 0;
|
|
int lastTotal = -1;
|
|
for (int i = 0; i < converted.width(); ++i) {
|
|
int total = 0;
|
|
for (int j = 0; j < converted.height(); ++j) {
|
|
uint c = converted.pixel(i, j);
|
|
QCOMPARE(qAlpha(c), 255);
|
|
total += qRed(c);
|
|
}
|
|
if (total > lastTotal) {
|
|
observedGradientSteps++;
|
|
lastTotal = total;
|
|
}
|
|
}
|
|
QVERIFY(observedGradientSteps >= minimumExpectedGradient);
|
|
}
|
|
|
|
void tst_QImage::reinterpretAsFormat_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("in_format");
|
|
QTest::addColumn<QImage::Format>("out_format");
|
|
QTest::addColumn<QColor>("in_color");
|
|
QTest::addColumn<QColor>("out_color");
|
|
|
|
#if Q_BYTE_ORDER == Q_LITTLE_ENDIAN
|
|
QTest::newRow("rgb32 -> rgbx8888") << QImage::Format_RGB32 << QImage::Format_RGBX8888 << QColor(Qt::red) << QColor(Qt::blue);
|
|
QTest::newRow("rgba8888 -> argb32") << QImage::Format_RGBA8888 << QImage::Format_ARGB32 << QColor(Qt::red) << QColor(Qt::blue);
|
|
QTest::newRow("argb32pm -> rgba8888pm") << QImage::Format_RGBA8888_Premultiplied << QImage::Format_ARGB32_Premultiplied << QColor(Qt::green) << QColor(Qt::green);
|
|
#endif
|
|
QTest::newRow("rgb32 -> argb32") << QImage::Format_RGB32 << QImage::Format_ARGB32 << QColor(Qt::cyan) << QColor(Qt::cyan);
|
|
QTest::newRow("argb32pm -> rgb32") << QImage::Format_ARGB32_Premultiplied << QImage::Format_RGB32 << QColor(Qt::transparent) << QColor(Qt::black);
|
|
QTest::newRow("argb32 -> rgb32") << QImage::Format_ARGB32 << QImage::Format_RGB32 << QColor(255, 0, 0, 127) << QColor(255, 0, 0);
|
|
QTest::newRow("argb32pm -> rgb32") << QImage::Format_ARGB32_Premultiplied << QImage::Format_RGB32 << QColor(255, 0, 0, 127) << QColor(127, 0, 0);
|
|
}
|
|
|
|
void tst_QImage::reinterpretAsFormat()
|
|
{
|
|
QFETCH(QImage::Format, in_format);
|
|
QFETCH(QImage::Format, out_format);
|
|
QFETCH(QColor, in_color);
|
|
QFETCH(QColor, out_color);
|
|
|
|
QImage image(1, 1, in_format);
|
|
image.setPixelColor(0, 0, in_color);
|
|
QVERIFY(image.reinterpretAsFormat(out_format));
|
|
QCOMPARE(image.pixelColor(0, 0), out_color);
|
|
}
|
|
|
|
void tst_QImage::reinterpretAsFormat2()
|
|
{
|
|
const uint imageData[8] = { 0, 0, 0, 0, 0, 0, 0, 0 };
|
|
|
|
{
|
|
QImage image(reinterpret_cast<const uchar*>(imageData), 4, 2, QImage::Format_RGB32);
|
|
QCOMPARE(image.pixelColor(0, 0), QColor(Qt::black));
|
|
QVERIFY(image.isDetached());
|
|
QVERIFY(image.reinterpretAsFormat(QImage::Format_ARGB32_Premultiplied));
|
|
QCOMPARE(image.constBits(), reinterpret_cast<const uchar*>(imageData));
|
|
QCOMPARE(image.pixelColor(0, 0), QColor(Qt::transparent));
|
|
|
|
QVERIFY(!image.reinterpretAsFormat(QImage::Format_Grayscale8));
|
|
}
|
|
{
|
|
QImage image(reinterpret_cast<const uchar*>(imageData), 8, 4, QImage::Format_Indexed8);
|
|
image.setColor(0, qRgb(255, 255, 255));
|
|
QCOMPARE(image.pixelColor(0, 0), QColor(Qt::white));
|
|
QVERIFY(image.reinterpretAsFormat(QImage::Format_Grayscale8));
|
|
QCOMPARE(image.pixelColor(0, 0), QColor(Qt::black));
|
|
QVERIFY(image.reinterpretAsFormat(QImage::Format_Alpha8));
|
|
QCOMPARE(image.pixelColor(0, 0), QColor(Qt::transparent));
|
|
|
|
QVERIFY(!image.reinterpretAsFormat(QImage::Format_RGB16));
|
|
}
|
|
}
|
|
|
|
void tst_QImage::complexTransform8bit()
|
|
{
|
|
QImage img1(100, 100, QImage::Format_RGB32);
|
|
img1.fill(Qt::green);
|
|
img1 = img1.convertToFormat(QImage::Format_Indexed8);
|
|
QImage img2 = img1.transformed(QTransform().rotate(45), Qt::SmoothTransformation);
|
|
// Currently the format is always QImage::Format_ARGB32_Premultiplied, but it
|
|
// doesn't have to be, and if it becomes indexed this test is no longer be valid.
|
|
QVERIFY(img2.format() > QImage::Format_Indexed8);
|
|
QCOMPARE(img2.colorCount(), 0);
|
|
}
|
|
|
|
#ifdef Q_OS_DARWIN
|
|
|
|
void tst_QImage::toCGImage_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("format");
|
|
QTest::addColumn<bool>("supported");
|
|
|
|
// Populate test data with supported status for all QImage formats.
|
|
QSet<QImage::Format> supported =
|
|
{ QImage::Format_ARGB32, QImage::Format_RGB32, QImage::Format_RGBA8888_Premultiplied,
|
|
QImage::Format_RGBA8888, QImage::Format_RGBX8888, QImage::Format_ARGB32_Premultiplied };
|
|
|
|
for (int i = QImage::Format_Invalid; i < QImage::Format_Grayscale8; ++i) {
|
|
QTest::addRow("%s", formatToString(QImage::Format(i)).data())
|
|
<< QImage::Format(i) << supported.contains(QImage::Format(i));
|
|
}
|
|
}
|
|
|
|
// Verify that toCGImage() returns a valid CGImageRef for supported image formats.
|
|
void tst_QImage::toCGImage()
|
|
{
|
|
QFETCH(QImage::Format, format);
|
|
QFETCH(bool, supported);
|
|
|
|
QImage qimage(64, 64, format);
|
|
qimage.fill(Qt::red);
|
|
|
|
CGImageRef cgimage = qimage.toCGImage();
|
|
QCOMPARE(cgimage != nullptr, supported);
|
|
|
|
CGImageRelease(cgimage);
|
|
}
|
|
|
|
#endif
|
|
|
|
void tst_QImage::hugeQImage()
|
|
{
|
|
#if Q_PROCESSOR_WORDSIZE < 8
|
|
QSKIP("Test only makes sense on 64-bit machines");
|
|
#else
|
|
QImage image(25000, 25000, QImage::Format_RGB32);
|
|
|
|
QVERIFY(!image.isNull());
|
|
QCOMPARE(image.height(), 25000);
|
|
QCOMPARE(image.width(), 25000);
|
|
QCOMPARE(image.sizeInBytes(), qsizetype(25000)*25000*4);
|
|
QCOMPARE(image.bytesPerLine(), 25000 * 4);
|
|
|
|
QCOMPARE(image.constScanLine(24990), image.constBits() + qsizetype(25000)*24990*4);
|
|
|
|
image.setPixel(20000, 24990, 0xffaabbcc);
|
|
QCOMPARE(image.pixel(20000, 24990), 0xffaabbcc);
|
|
QCOMPARE((reinterpret_cast<const unsigned int *>(image.constScanLine(24990)))[20000], 0xffaabbcc);
|
|
|
|
QImage canvas(100, 100, QImage::Format_RGB32);
|
|
QPainter painter(&canvas);
|
|
painter.drawImage(0,0, image, 19950, 24900, 100, 100);
|
|
painter.end();
|
|
QCOMPARE(reinterpret_cast<const unsigned int *>(canvas.constScanLine(90))[50], 0xffaabbcc);
|
|
#endif
|
|
}
|
|
|
|
void tst_QImage::convertColorTable()
|
|
{
|
|
QImage image(10, 10, QImage::Format_Indexed8);
|
|
image.setColor(0, 0x80ffffff);
|
|
image.fill(0);
|
|
QImage argb32 = image.convertToFormat(QImage::Format_ARGB32);
|
|
QCOMPARE(argb32.pixel(0,0), 0x80ffffff);
|
|
QImage argb32pm = image.convertToFormat(QImage::Format_ARGB32_Premultiplied);
|
|
QCOMPARE(argb32pm.pixel(0,0), 0x80808080);
|
|
QImage rgb32 = image.convertToFormat(QImage::Format_RGB32);
|
|
QCOMPARE(rgb32.pixel(0,0), 0xffffffff);
|
|
}
|
|
|
|
void tst_QImage::wideImage()
|
|
{
|
|
// QTBUG-73731 and QTBUG-73732
|
|
QImage i(538994187, 2, QImage::Format_ARGB32);
|
|
QImage i2(32, 32, QImage::Format_ARGB32);
|
|
i2.fill(Qt::white);
|
|
|
|
// Test that it doesn't crash:
|
|
QPainter painter(&i);
|
|
// With the composition mode is SourceOver out it's an invalid write
|
|
// With the composition mode is Source it's an invalid read
|
|
painter.drawImage(0, 0, i2);
|
|
painter.setCompositionMode(QPainter::CompositionMode_Source);
|
|
painter.drawImage(0, 0, i2);
|
|
|
|
// Qt6: Test that it actually works on 64bit architectures.
|
|
}
|
|
|
|
void tst_QImage::colorspaceEquality()
|
|
{
|
|
QImage image1(10, 10, QImage::Format_RGB32);
|
|
image1.fill(Qt::red);
|
|
QImage image2(image1);
|
|
QCOMPARE(image1, image2);
|
|
image1.setColorSpace(QColorSpace::SRgbLinear);
|
|
QVERIFY(image1 != image2);
|
|
image2.setColorSpace(QColorSpace::SRgbLinear);
|
|
QVERIFY(image1 == image2);
|
|
image1.setColorSpace(QColorSpace(QColorSpace::Gamut::DciP3D65, QColorSpace::TransferFunction::Gamma, 2.2f));
|
|
QVERIFY(image1 != image2);
|
|
image2.setColorSpace(QColorSpace(QColorSpace::Gamut::DciP3D65, QColorSpace::TransferFunction::Gamma, 2.2001f));
|
|
QVERIFY(image1 == image2);
|
|
}
|
|
|
|
#if defined(Q_OS_WIN) && !defined(Q_OS_WINRT)
|
|
QT_BEGIN_NAMESPACE
|
|
Q_GUI_EXPORT HBITMAP qt_imageToWinHBITMAP(const QImage &p, int hbitmapFormat = 0);
|
|
Q_GUI_EXPORT QImage qt_imageFromWinHBITMAP(HBITMAP bitmap, int hbitmapFormat = 0);
|
|
QT_END_NAMESPACE
|
|
|
|
static inline QColor COLORREFToQColor(COLORREF cr)
|
|
{
|
|
return QColor(GetRValue(cr), GetGValue(cr), GetBValue(cr));
|
|
}
|
|
|
|
void tst_QImage::toWinHBITMAP_data()
|
|
{
|
|
QTest::addColumn<QImage::Format>("format");
|
|
QTest::addColumn<QColor>("color");
|
|
QTest::addColumn<QColor>("bottomRightColor");
|
|
|
|
const QColor red(Qt::red);
|
|
const QColor green(Qt::green);
|
|
const QColor blue(Qt::blue);
|
|
const QColor gray(Qt::gray);
|
|
const QColor gray555(0x5a, 0x5a, 0x5a); // Note: Interpolation 8<->5 bit occurs.
|
|
const QColor white(Qt::white);
|
|
const QColor black(Qt::black);
|
|
|
|
QTest::newRow("argb32p-red") << QImage::Format_ARGB32_Premultiplied << red << gray;
|
|
QTest::newRow("argb32p-green") << QImage::Format_ARGB32_Premultiplied << green << gray;
|
|
QTest::newRow("argb32p-blue") << QImage::Format_ARGB32_Premultiplied << blue << gray;
|
|
QTest::newRow("rgb888-red") << QImage::Format_RGB888 << red << gray;
|
|
QTest::newRow("rgb888-green") << QImage::Format_RGB888 << green << gray;
|
|
QTest::newRow("rgb888-blue") << QImage::Format_RGB888 << blue << gray;
|
|
QTest::newRow("indexed8-red") << QImage::Format_Indexed8 << red << gray;
|
|
QTest::newRow("indexed8-green") << QImage::Format_Indexed8 << green << gray;
|
|
QTest::newRow("indexed8-blue") << QImage::Format_Indexed8 << blue << gray;
|
|
QTest::newRow("rgb555-red") << QImage::Format_RGB555 << red << gray555;
|
|
QTest::newRow("rgb555-green") << QImage::Format_RGB555 << green << gray555;
|
|
QTest::newRow("rgb555-blue") << QImage::Format_RGB555 << blue << gray555;
|
|
QTest::newRow("mono") << QImage::Format_Mono << white << black;
|
|
}
|
|
|
|
// Test image filled with color, black pixel at botttom right corner.
|
|
static inline QImage createTestImage(QImage::Format format, int width, int height,
|
|
const QColor &fillColor, const QColor &bottomRightColor)
|
|
{
|
|
QImage image(QSize(width, height), format);
|
|
image.fill(fillColor);
|
|
QPainter painter(&image);
|
|
QPen pen = painter.pen();
|
|
pen.setColor(bottomRightColor);
|
|
painter.setPen(pen);
|
|
painter.drawPoint(width -1, height - 1);
|
|
return image;
|
|
}
|
|
|
|
void tst_QImage::toWinHBITMAP()
|
|
{
|
|
static const int width = 73;
|
|
static const int height = 57;
|
|
|
|
QFETCH(QImage::Format, format);
|
|
QFETCH(QColor, color);
|
|
QFETCH(QColor, bottomRightColor);
|
|
|
|
// Cannot paint on indexed/mono images.
|
|
const QImage image = format == QImage::Format_Indexed8 || format == QImage::Format_Mono
|
|
? createTestImage(QImage::Format_RGB32, width, height, color, bottomRightColor).convertToFormat(format)
|
|
: createTestImage(format, width, height, color, bottomRightColor);
|
|
|
|
const HBITMAP bitmap = qt_imageToWinHBITMAP(image);
|
|
|
|
QVERIFY(bitmap != 0);
|
|
|
|
// Verify size
|
|
BITMAP bitmapInfo;
|
|
memset(&bitmapInfo, 0, sizeof(BITMAP));
|
|
|
|
const int res = GetObject(bitmap, sizeof(BITMAP), &bitmapInfo);
|
|
QVERIFY(res);
|
|
QCOMPARE(width, int(bitmapInfo.bmWidth));
|
|
QCOMPARE(height, int(bitmapInfo.bmHeight));
|
|
|
|
const HDC displayDc = GetDC(0);
|
|
const HDC bitmapDc = CreateCompatibleDC(displayDc);
|
|
|
|
const HBITMAP nullBitmap = static_cast<HBITMAP>(SelectObject(bitmapDc, bitmap));
|
|
|
|
QCOMPARE(COLORREFToQColor(GetPixel(bitmapDc, 0, 0)), color);
|
|
QCOMPARE(COLORREFToQColor(GetPixel(bitmapDc, width - 1, 3)), color);
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QCOMPARE(COLORREFToQColor(GetPixel(bitmapDc, 3, height - 1)), color);
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QCOMPARE(COLORREFToQColor(GetPixel(bitmapDc, width - 1, height - 1)), bottomRightColor);
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const QImage convertedBack = qt_imageFromWinHBITMAP(bitmap);
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QCOMPARE(convertedBack.convertToFormat(QImage::Format_ARGB32_Premultiplied),
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image.convertToFormat(QImage::Format_ARGB32_Premultiplied));
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// Clean up
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SelectObject(bitmapDc, nullBitmap);
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DeleteObject(bitmap);
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DeleteDC(bitmapDc);
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ReleaseDC(0, displayDc);
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|
}
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|
|
|
void tst_QImage::fromMonoHBITMAP() // QTBUG-72343, corruption for mono bitmaps
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|
{
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|
enum : int { width = 32, height = 32, size = width * height / 8 }; // 32x32 mono bitmap
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|
char bitmapData[size];
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|
memset(bitmapData, 0, size);
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|
const HBITMAP hbitmap = CreateBitmap(width, height, /* planes */ 1, /* bitcount */ 1, bitmapData);
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const QImage image = qt_imageFromWinHBITMAP(hbitmap);
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|
QCOMPARE(image.size(), QSize(width, height));
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|
QCOMPARE(image.scanLine(0)[0], 0u);
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|
DeleteObject(hbitmap);
|
|
}
|
|
|
|
#endif // Q_OS_WIN && !Q_OS_WINRT
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|
|
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QTEST_GUILESS_MAIN(tst_QImage)
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#include "tst_qimage.moc"
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