qt 6.5.1 original

tests/benchmarks/gui/image/qpixmap/CMakeLists.txt

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+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: BSD-3-Clause
+
+#####################################################################
+## tst_bench_qpixmap Binary:
+#####################################################################
+
+qt_internal_add_benchmark(tst_bench_qpixmap
+    SOURCES
+        tst_qpixmap.cpp
+    LIBRARIES
+        Qt::Gui
+        Qt::GuiPrivate
+        Qt::Test
+)

tests/benchmarks/gui/image/qpixmap/tst_qpixmap.cpp

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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 <qtest.h>
+#include <QBitmap>
+#include <QDir>
+#include <QImage>
+#include <QImageReader>
+#include <QPainter>
+#include <QPixmap>
+#include <private/qpixmap_raster_p.h>
+
+class tst_QPixmap : public QObject
+{
+    Q_OBJECT
+
+public:
+    tst_QPixmap();
+
+private slots:
+    void fill_data();
+    void fill();
+
+    void scaled_data();
+    void scaled();
+    void transformed_data();
+    void transformed();
+    void mask_data();
+    void mask();
+
+    void fromImageReader_data();
+    void fromImageReader();
+};
+
+Q_DECLARE_METATYPE(QImage::Format)
+Q_DECLARE_METATYPE(Qt::AspectRatioMode)
+Q_DECLARE_METATYPE(Qt::TransformationMode)
+
+QPixmap rasterPixmap(int width, int height)
+{
+    QPlatformPixmap *data =
+        new QRasterPlatformPixmap(QPlatformPixmap::PixmapType);
+
+    data->resize(width, height);
+
+    return QPixmap(data);
+}
+
+QPixmap rasterPixmap(const QSize &size)
+{
+    return rasterPixmap(size.width(), size.height());
+}
+
+QPixmap rasterPixmap(const QImage &image)
+{
+    QPlatformPixmap *data =
+        new QRasterPlatformPixmap(QPlatformPixmap::PixmapType);
+
+    data->fromImage(image, Qt::AutoColor);
+
+    return QPixmap(data);
+}
+
+tst_QPixmap::tst_QPixmap()
+{
+}
+
+void tst_QPixmap::fill_data()
+{
+    QTest::addColumn<bool>("opaque");
+    QTest::addColumn<int>("width");
+    QTest::addColumn<int>("height");
+
+    QTest::newRow("opaque 16x16") << true << 16 << 16;
+    QTest::newRow("!opaque 16x16") << false << 16 << 16;
+    QTest::newRow("opaque 587x128") << true << 587 << 128;
+    QTest::newRow("!opaque 587x128") << false << 587 << 128;
+}
+
+void tst_QPixmap::fill()
+{
+    QFETCH(bool, opaque);
+    QFETCH(int, width);
+    QFETCH(int, height);
+
+    const QColor color = opaque ? QColor(255, 0, 0) : QColor(255, 0, 0, 200);
+    QPixmap pixmap = rasterPixmap(width, height);
+
+    QBENCHMARK {
+        pixmap.fill(color);
+    }
+}
+
+void tst_QPixmap::scaled_data()
+{
+    QTest::addColumn<QSize>("size");
+    QTest::addColumn<QSize>("scale");
+    QTest::addColumn<Qt::AspectRatioMode>("ratioMode");
+    QTest::addColumn<Qt::TransformationMode>("transformMode");
+
+    QTest::newRow("16x16 => 32x32") << QSize(16, 16) << QSize(32, 32)
+                                    << Qt::IgnoreAspectRatio
+                                    << Qt::FastTransformation;
+    QTest::newRow("100x100 => 200x200") << QSize(100, 100) << QSize(200, 200)
+                                        << Qt::IgnoreAspectRatio
+                                        << Qt::FastTransformation;
+    QTest::newRow("100x100 => 200x200") << QSize(100, 100) << QSize(200, 200)
+                                        << Qt::IgnoreAspectRatio
+                                        << Qt::FastTransformation;
+    QTest::newRow("80x80 => 200x200") << QSize(137, 137) << QSize(200, 200)
+                                      << Qt::IgnoreAspectRatio
+                                      << Qt::FastTransformation;
+
+}
+
+void tst_QPixmap::scaled()
+{
+    QFETCH(QSize, size);
+    QFETCH(QSize, scale);
+    QFETCH(Qt::AspectRatioMode, ratioMode);
+    QFETCH(Qt::TransformationMode, transformMode);
+
+    QPixmap opaque = rasterPixmap(size);
+    QPixmap transparent = rasterPixmap(size);
+    opaque.fill(QColor(255, 0, 0));
+    transparent.fill(QColor(255, 0, 0, 200));
+
+    QPixmap scaled1;
+    QPixmap scaled2;
+    QBENCHMARK {
+        scaled1 = opaque.scaled(scale, ratioMode, transformMode);
+        scaled2 = transparent.scaled(scale, ratioMode, transformMode);
+    }
+}
+
+void tst_QPixmap::transformed_data()
+{
+    QTest::addColumn<QSize>("size");
+    QTest::addColumn<QTransform>("transform");
+    QTest::addColumn<Qt::TransformationMode>("transformMode");
+
+    QTest::newRow("16x16 rotate(90)") << QSize(16, 16)
+                                      << QTransform().rotate(90)
+                                      << Qt::FastTransformation;
+    QTest::newRow("16x16 rotate(199)") << QSize(16, 16)
+                                       << QTransform().rotate(199)
+                                       << Qt::FastTransformation;
+    QTest::newRow("16x16 shear(2,1)") << QSize(16, 16)
+                                      << QTransform().shear(2, 1)
+                                      << Qt::FastTransformation;
+    QTest::newRow("16x16 rotate(199).shear(2,1)") << QSize(16, 16)
+                                                  << QTransform().rotate(199).shear(2, 1)
+                                                  << Qt::FastTransformation;
+    QTest::newRow("100x100 rotate(90)") << QSize(100, 100)
+                                        << QTransform().rotate(90)
+                                        << Qt::FastTransformation;
+    QTest::newRow("100x100 rotate(199)") << QSize(100, 100)
+                                         << QTransform().rotate(199)
+                                         << Qt::FastTransformation;
+    QTest::newRow("100x100 shear(2,1)") << QSize(100, 100)
+                                        << QTransform().shear(2, 1)
+                                        << Qt::FastTransformation;
+    QTest::newRow("100x100 shear(2,1) smooth") << QSize(100, 100)
+                                               << QTransform().shear(2, 1)
+                                               << Qt::SmoothTransformation;
+    QTest::newRow("100x100 rotate(199).shear(2,1)") << QSize(100, 100)
+                                                    << QTransform().rotate(199).shear(2, 1)
+                                                    << Qt::FastTransformation;
+}
+
+void tst_QPixmap::transformed()
+{
+    QFETCH(QSize, size);
+    QFETCH(QTransform, transform);
+    QFETCH(Qt::TransformationMode, transformMode);
+
+    QPixmap opaque = rasterPixmap(size);
+    QPixmap transparent = rasterPixmap(size);
+    opaque.fill(QColor(255, 0, 0));
+    transparent.fill(QColor(255, 0, 0, 200));
+
+    QPixmap transformed1;
+    QPixmap transformed2;
+    QBENCHMARK {
+        transformed1 = opaque.transformed(transform, transformMode);
+        transformed2 = transparent.transformed(transform, transformMode);
+    }
+}
+
+void tst_QPixmap::mask_data()
+{
+    QTest::addColumn<QSize>("size");
+
+    QTest::newRow("1x1") << QSize(1, 1);
+    QTest::newRow("9x9") << QSize(9, 9);
+    QTest::newRow("16x16") << QSize(16, 16);
+    QTest::newRow("128x128") << QSize(128, 128);
+    QTest::newRow("333x333") << QSize(333, 333);
+    QTest::newRow("2048x128") << QSize(2048, 128);
+}
+
+void tst_QPixmap::mask()
+{
+    QFETCH(QSize, size);
+
+    QPixmap src = rasterPixmap(size);
+    src.fill(Qt::transparent);
+    {
+        QPainter p(&src);
+        p.drawLine(QPoint(0, 0), QPoint(src.width(), src.height()));
+    }
+
+    QBENCHMARK {
+        QBitmap bitmap = src.mask();
+        QVERIFY(bitmap.size() == src.size());
+    }
+}
+
+void tst_QPixmap::fromImageReader_data()
+{
+    const QString tempDir = QDir::tempPath();
+    QTest::addColumn<QString>("filename");
+
+    QImage image(2000, 2000, QImage::Format_ARGB32);
+    image.fill(0);
+    {
+        // Generate an image with opaque and transparent pixels
+        // with an interesting distribution.
+        QPainter painter(&image);
+
+        QRadialGradient radialGrad(QPointF(1000, 1000), 1000);
+        radialGrad.setColorAt(0, QColor(255, 0, 0, 255));
+        radialGrad.setColorAt(0.5, QColor(0, 255, 0, 255));
+        radialGrad.setColorAt(0.9, QColor(0, 0, 255, 100));
+        radialGrad.setColorAt(1, QColor(0, 0, 0, 0));
+
+        painter.fillRect(image.rect(), radialGrad);
+    }
+    image.save("test.png");
+
+    // RGB32
+    const QString rgb32Path = tempDir + QString::fromLatin1("/rgb32.jpg");
+    image.save(rgb32Path);
+    QTest::newRow("gradient RGB32") << rgb32Path;
+
+    // ARGB32
+    const QString argb32Path = tempDir + QString::fromLatin1("/argb32.png");
+    image.save(argb32Path);
+    QTest::newRow("gradient ARGB32") << argb32Path;
+
+    // Indexed 8
+    const QString indexed8Path = tempDir + QString::fromLatin1("/indexed8.gif");
+    image.save(indexed8Path);
+    QTest::newRow("gradient indexed8") << indexed8Path;
+
+}
+
+void tst_QPixmap::fromImageReader()
+{
+    QFETCH(QString, filename);
+    // warmup
+    {
+        QImageReader imageReader(filename);
+        QPixmap::fromImageReader(&imageReader);
+    }
+
+    QBENCHMARK {
+        QImageReader imageReader(filename);
+        QPixmap::fromImageReader(&imageReader);
+    }
+    QFile::remove(filename);
+}
+
+
+QTEST_MAIN(tst_QPixmap)
+
+#include "tst_qpixmap.moc"