diff options
Diffstat (limited to 'tests/auto/gui/image/qimage/tst_qimage.cpp')
| -rw-r--r-- | tests/auto/gui/image/qimage/tst_qimage.cpp | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/tests/auto/gui/image/qimage/tst_qimage.cpp b/tests/auto/gui/image/qimage/tst_qimage.cpp index 7ad4a9e9bb..1f52018d7f 100644 --- a/tests/auto/gui/image/qimage/tst_qimage.cpp +++ b/tests/auto/gui/image/qimage/tst_qimage.cpp @@ -44,6 +44,10 @@ #include <CoreGraphics/CoreGraphics.h> #endif +#if defined(Q_OS_WIN) && !defined(Q_OS_WINRT) +# include <qt_windows.h> +#endif + Q_DECLARE_METATYPE(QImage::Format) Q_DECLARE_METATYPE(Qt::GlobalColor) @@ -192,6 +196,7 @@ private slots: void exif_QTBUG45865(); void exifInvalidData_data(); void exifInvalidData(); + void exifReadComments(); void cleanupFunctions(); @@ -222,6 +227,11 @@ private slots: void hugeQImage(); +#if defined(Q_OS_WIN) && !defined(Q_OS_WINRT) + void toWinHBITMAP_data(); + void toWinHBITMAP(); +#endif // Q_OS_WIN && !Q_OS_WINRT + private: const QString m_prefix; }; @@ -3066,6 +3076,34 @@ void tst_QImage::exifInvalidData() 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); @@ -3458,5 +3496,108 @@ void tst_QImage::hugeQImage() #endif } +#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); + QCOMPARE(COLORREFToQColor(GetPixel(bitmapDc, 3, height - 1)), color); + QCOMPARE(COLORREFToQColor(GetPixel(bitmapDc, width - 1, height - 1)), bottomRightColor); + + const QImage convertedBack = qt_imageFromWinHBITMAP(bitmap); + QCOMPARE(convertedBack.convertToFormat(QImage::Format_ARGB32_Premultiplied), + image.convertToFormat(QImage::Format_ARGB32_Premultiplied)); + + // Clean up + SelectObject(bitmapDc, nullBitmap); + DeleteObject(bitmap); + DeleteDC(bitmapDc); + ReleaseDC(0, displayDc); +} +#endif // Q_OS_WIN && !Q_OS_WINRT + QTEST_GUILESS_MAIN(tst_QImage) #include "tst_qimage.moc" |