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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include <QtTest/QtTest>
#include <QtGui/QtGui>
class tst_qwebp : public QObject
{
Q_OBJECT
private slots:
void initTestCase();
void readImage_data();
void readImage();
void readAnimation_data();
void readAnimation();
void writeImage_data();
void writeImage();
};
void tst_qwebp::initTestCase()
{
if (!QImageReader::supportedImageFormats().contains("webp"))
QSKIP("The image format handler is not installed.");
}
void tst_qwebp::readImage_data()
{
QTest::addColumn<QString>("fileName");
QTest::addColumn<QSize>("size");
QTest::addColumn<bool>("alpha");
QTest::newRow("kollada") << QString("kollada") << QSize(436, 160) << true;
QTest::newRow("kollada_lossless") << QString("kollada_lossless") << QSize(436, 160) << true;
QTest::newRow("kollada_noalpha") << QString("kollada_noalpha") << QSize(436, 160) << false;
}
void tst_qwebp::readImage()
{
QFETCH(QString, fileName);
QFETCH(QSize, size);
QFETCH(bool, alpha);
const QString path = QStringLiteral(":/images/") + fileName + QStringLiteral(".webp");
QImageReader reader(path);
QVERIFY(reader.canRead());
QImage image = reader.read();
QVERIFY2(!image.isNull(), qPrintable(reader.errorString()));
QCOMPARE(image.size(), size);
QCOMPARE(image.hasAlphaChannel(), alpha);
}
void tst_qwebp::readAnimation_data()
{
QTest::addColumn<QString>("fileName");
QTest::addColumn<QSize>("size");
QTest::addColumn<int>("imageCount");
QTest::addColumn<int>("loopCount");
QTest::addColumn<QColor>("bgColor");
QTest::addColumn<QList<QRect> >("imageRects");
QTest::addColumn<QList<int> >("imageDelays");
QTest::newRow("kollada")
<< QString("kollada")
<< QSize(436, 160)
<< 1
<< 0
<< QColor()
<< (QList<QRect>() << QRect(0, 0, 436, 160))
<< (QList<int>() << 0);
QTest::newRow("kollada_animation")
<< QString("kollada_animation")
<< QSize(536, 260)
<< 2
<< 2
<< QColor(128, 128, 128, 128)
<< (QList<QRect>() << QRect(0, 0, 436, 160) << QRect(100, 100, 436, 160))
<< (QList<int>() << 1000 << 1200);
}
void tst_qwebp::readAnimation()
{
QFETCH(QString, fileName);
QFETCH(QSize, size);
QFETCH(int, imageCount);
QFETCH(int, loopCount);
QFETCH(QColor, bgColor);
QFETCH(QList<QRect>, imageRects);
QFETCH(QList<int>, imageDelays);
const QString path = QStringLiteral(":/images/") + fileName + QStringLiteral(".webp");
QImageReader reader(path);
QVERIFY(reader.canRead());
QCOMPARE(reader.size(), size);
QCOMPARE(reader.imageCount(), imageCount);
QCOMPARE(reader.loopCount(), loopCount);
QCOMPARE(reader.backgroundColor(), bgColor);
for (int i = 0; i < reader.imageCount(); ++i) {
QImage image = reader.read();
QVERIFY2(!image.isNull(), qPrintable(reader.errorString()));
QCOMPARE(image.size(), size);
QCOMPARE(reader.currentImageNumber(), i);
QCOMPARE(reader.currentImageRect(), imageRects[i]);
QCOMPARE(reader.nextImageDelay(), imageDelays[i]);
}
QVERIFY(reader.read().isNull());
QCOMPARE(reader.canRead(), !reader.supportsAnimation());
}
void tst_qwebp::writeImage_data()
{
QTest::addColumn<QString>("fileName");
QTest::addColumn<QString>("postfix");
QTest::addColumn<int>("quality");
QTest::addColumn<QSize>("size");
QTest::addColumn<bool>("alpha");
QTest::addColumn<bool>("needcheck");
QTest::newRow("kollada-75") << QString("kollada") << QString(".png") << 75 << QSize(436, 160) << true << false;
QTest::newRow("kollada-100") << QString("kollada") << QString(".png") << 100 << QSize(436, 160) << true << true;
QTest::newRow("kollada_noalpha-75") << QString("kollada_noalpha") << QString(".webp") << 75 << QSize(436, 160) << false << false;
QTest::newRow("kollada_noalpha-100") << QString("kollada_noalpha") << QString(".webp") << 100 << QSize(436, 160) << false << true;
}
void tst_qwebp::writeImage()
{
QFETCH(QString, fileName);
QFETCH(QString, postfix);
QFETCH(int, quality);
QFETCH(QSize, size);
QFETCH(bool, alpha);
QFETCH(bool, needcheck);
const QString path = QString("%1-%2.webp").arg(fileName).arg(quality);
const QString sourcePath = QStringLiteral(":/images/") + fileName + postfix;
QImage image(sourcePath);
QVERIFY(!image.isNull());
QVERIFY(image.size() == size);
QImageWriter writer(path, QByteArrayLiteral("webp"));
QVERIFY2(writer.canWrite(), qPrintable(writer.errorString()));
writer.setQuality(quality);
QVERIFY2(writer.write(image), qPrintable(writer.errorString()));
QImage reread(path);
QVERIFY(!reread.isNull());
QVERIFY(reread.size() == size);
QVERIFY(reread.hasAlphaChannel() == alpha);
if (needcheck)
QVERIFY(image == reread);
}
QTEST_MAIN(tst_qwebp)
#include "tst_qwebp.moc"
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