244 lines
9.6 KiB
C++
244 lines
9.6 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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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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** $QT_BEGIN_LICENSE:LGPL$
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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 Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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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 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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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 <QtGui/qpixelformat.h>
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class tst_QPixelFormat : public QObject
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{
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Q_OBJECT
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private slots:
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void testOperators();
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void testQVectorOfFormats();
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void testRGB();
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void testCMYK();
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void testHSLandHSV();
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void testYUV_data();
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void testYUV();
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void testEnums();
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};
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void tst_QPixelFormat::testOperators()
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{
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QPixelFormat first = qPixelFormatRgba(8,8,8,8,QPixelFormat::UsesAlpha, QPixelFormat::AtBeginning, QPixelFormat::Premultiplied);
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QPixelFormat second = qPixelFormatRgba(8,8,8,8,QPixelFormat::UsesAlpha, QPixelFormat::AtBeginning, QPixelFormat::Premultiplied);
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QVERIFY(first == second);
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QPixelFormat third = qPixelFormatRgba(8,8,8,8,QPixelFormat::UsesAlpha, QPixelFormat::AtEnd, QPixelFormat::NotPremultiplied);
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QVERIFY(first != third);
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}
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void tst_QPixelFormat::testQVectorOfFormats()
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{
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QVector<QPixelFormat> reallocedVector;
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QVector<QPixelFormat> reservedVector;
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reservedVector.reserve(QImage::NImageFormats);
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for (int i = 0; i < QImage::NImageFormats; i++) {
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if (i == 0 || i == 2) // skip invalid and monolsb
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continue;
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QImage::Format image_format = static_cast<QImage::Format>(i);
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QPixelFormat format = QImage::toPixelFormat(image_format);
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reallocedVector.append(format);
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reservedVector.append(format);
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}
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for (int i = 0; i < reallocedVector.size(); i++) {
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QCOMPARE(reallocedVector.at(i), reservedVector.at(i));
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}
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}
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void tst_QPixelFormat::testRGB()
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{
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QPixelFormat argb8888 = qPixelFormatRgba(8,8,8,8,QPixelFormat::UsesAlpha,QPixelFormat::AtBeginning, QPixelFormat::Premultiplied);
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QCOMPARE(argb8888.redSize(), uchar(8));
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QCOMPARE(argb8888.greenSize(), uchar(8));
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QCOMPARE(argb8888.blueSize(), uchar(8));
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QCOMPARE(argb8888.alphaSize(), uchar(8));
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QPixelFormat rgb565 = qPixelFormatRgba(5,6,5,0,QPixelFormat::IgnoresAlpha,QPixelFormat::AtBeginning, QPixelFormat::NotPremultiplied);
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QCOMPARE(rgb565.redSize(), uchar(5));
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QCOMPARE(rgb565.greenSize(), uchar(6));
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QCOMPARE(rgb565.blueSize(), uchar(5));
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QCOMPARE(rgb565.alphaSize(), uchar(0));
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QCOMPARE(rgb565.bitsPerPixel(), uchar(16));
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QPixelFormat rgba1235 = qPixelFormatRgba(1,2,3,5,QPixelFormat::IgnoresAlpha, QPixelFormat::AtEnd, QPixelFormat::Premultiplied);
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QCOMPARE(rgba1235.redSize(), uchar(1));
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QCOMPARE(rgba1235.greenSize(), uchar(2));
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QCOMPARE(rgba1235.blueSize(), uchar(3));
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QCOMPARE(rgba1235.alphaSize(), uchar(5));
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QCOMPARE(rgba1235.bitsPerPixel(), uchar(1 + 2 + 3 + 5));
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}
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void tst_QPixelFormat::testCMYK()
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{
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QPixelFormat cmyk6 = qPixelFormatCmyk(6);
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QCOMPARE(cmyk6.cyanSize(), uchar(6));
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QCOMPARE(cmyk6.magentaSize(), uchar(6));
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QCOMPARE(cmyk6.yellowSize(), uchar(6));
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QCOMPARE(cmyk6.blackSize(), uchar(6));
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QCOMPARE(cmyk6.bitsPerPixel(), uchar(6*4));
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QPixelFormat cmykWithAlpha = qPixelFormatCmyk(8,8);
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QCOMPARE(cmykWithAlpha.bitsPerPixel(), uchar(8*5));
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}
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void tst_QPixelFormat::testHSLandHSV()
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{
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QPixelFormat hsl = qPixelFormatHsl(3,5);
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QCOMPARE(hsl.hueSize(), uchar(3));
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QCOMPARE(hsl.saturationSize(), uchar(3));
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QCOMPARE(hsl.lightnessSize(), uchar(3));
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QCOMPARE(hsl.bitsPerPixel(), uchar(3 * 3 + 5));
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QPixelFormat hsv = qPixelFormatHsv(5,7);
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QCOMPARE(hsv.hueSize(), uchar(5));
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QCOMPARE(hsv.saturationSize(), uchar(5));
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QCOMPARE(hsv.brightnessSize(), uchar(5));
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QCOMPARE(hsv.bitsPerPixel(), uchar(5 * 3 + 7));
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}
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Q_DECLARE_METATYPE(QPixelFormat::YUVLayout)
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void tst_QPixelFormat::testYUV_data()
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{
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QTest::addColumn<QPixelFormat::YUVLayout>("yuv_layout");
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QTest::newRow("YUV Layout YUV444") << QPixelFormat::YUV444;
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QTest::newRow("YUV Layout YUV422") << QPixelFormat::YUV422;
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QTest::newRow("YUV Layout YUV411") << QPixelFormat::YUV411;
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QTest::newRow("YUV Layout YUV420P") << QPixelFormat::YUV420P;
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QTest::newRow("YUV Layout YUV420SP") << QPixelFormat::YUV420SP;
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QTest::newRow("YUV Layout YV12") << QPixelFormat::YV12;
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QTest::newRow("YUV Layout UYVY") << QPixelFormat::UYVY;
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QTest::newRow("YUV Layout YUYV") << QPixelFormat::YUYV;
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QTest::newRow("YUV Layout NV12") << QPixelFormat::NV12;
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QTest::newRow("YUV Layout NV21") << QPixelFormat::NV21;
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QTest::newRow("YUV Layout IMC1") << QPixelFormat::IMC1;
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QTest::newRow("YUV Layout IMC2") << QPixelFormat::IMC2;
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QTest::newRow("YUV Layout IMC3") << QPixelFormat::IMC3;
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QTest::newRow("YUV Layout IMC4") << QPixelFormat::IMC4;
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QTest::newRow("YUV Layout Y8") << QPixelFormat::Y8;
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QTest::newRow("YUV Layout Y16") << QPixelFormat::Y16;
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}
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void tst_QPixelFormat::testYUV()
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{
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QFETCH(QPixelFormat::YUVLayout, yuv_layout);
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QPixelFormat format = qPixelFormatYuv(yuv_layout, 0);
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switch (yuv_layout) {
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case QPixelFormat::YUV444:
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QCOMPARE(format.bitsPerPixel(), uchar(24));
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break;
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case QPixelFormat::YUV422:
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QCOMPARE(format.bitsPerPixel(), uchar(16));
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break;
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case QPixelFormat::YUV411:
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case QPixelFormat::YUV420P:
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case QPixelFormat::YUV420SP:
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case QPixelFormat::YV12:
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QCOMPARE(format.bitsPerPixel(), uchar(12));
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break;
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case QPixelFormat::UYVY:
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case QPixelFormat::YUYV:
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QCOMPARE(format.bitsPerPixel(), uchar(16));
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break;
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case QPixelFormat::NV12:
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case QPixelFormat::NV21:
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QCOMPARE(format.bitsPerPixel(), uchar(12));
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break;
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case QPixelFormat::IMC1:
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case QPixelFormat::IMC2:
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case QPixelFormat::IMC3:
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case QPixelFormat::IMC4:
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QCOMPARE(format.bitsPerPixel(), uchar(12));
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break;
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case QPixelFormat::Y8:
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QCOMPARE(format.bitsPerPixel(), uchar(8));
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break;
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case QPixelFormat::Y16:
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QCOMPARE(format.bitsPerPixel(), uchar(16));
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break;
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default:
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QVERIFY(!"the value stored for the yuvLayout is wrong!");
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}
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}
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void tst_QPixelFormat::testEnums()
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{
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QPixelFormat allSet = QPixelFormat(QPixelFormat::BGR,1,2,3,4,5,6,
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QPixelFormat::UsesAlpha,
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QPixelFormat::AtEnd,
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QPixelFormat::Premultiplied,
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QPixelFormat::FloatingPoint,
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QPixelFormat::BigEndian,
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(1 << 6) - 1);
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QCOMPARE(allSet.alphaUsage(), QPixelFormat::UsesAlpha);
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QCOMPARE(allSet.alphaPosition(), QPixelFormat::AtEnd);
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QCOMPARE(allSet.premultiplied(), QPixelFormat::Premultiplied);
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QCOMPARE(allSet.byteOrder(), QPixelFormat::BigEndian);
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QCOMPARE(allSet.typeInterpretation(), QPixelFormat::FloatingPoint);
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QCOMPARE(allSet.byteOrder(), QPixelFormat::BigEndian);
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QCOMPARE(allSet.subEnum(), uchar(63));
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QPixelFormat nonSet = QPixelFormat(QPixelFormat::RGB,6,5,4,3,2,1,
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QPixelFormat::IgnoresAlpha,
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QPixelFormat::AtBeginning,
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QPixelFormat::NotPremultiplied,
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QPixelFormat::UnsignedInteger,
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QPixelFormat::LittleEndian);
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QCOMPARE(nonSet.alphaUsage(), QPixelFormat::IgnoresAlpha);
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QCOMPARE(nonSet.alphaPosition(), QPixelFormat::AtBeginning);
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QCOMPARE(nonSet.premultiplied(), QPixelFormat::NotPremultiplied);
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QCOMPARE(nonSet.byteOrder(), QPixelFormat::LittleEndian);
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QCOMPARE(nonSet.typeInterpretation(), QPixelFormat::UnsignedInteger);
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QCOMPARE(nonSet.byteOrder(), QPixelFormat::LittleEndian);
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QCOMPARE(nonSet.subEnum(), uchar(0));
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}
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#include <tst_qpixelformat.moc>
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QTEST_MAIN(tst_QPixelFormat);
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