diff options
author | Liang Qi <liang.qi@qt.io> | 2016-06-20 07:54:09 +0000 |
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committer | The Qt Project <gerrit-noreply@qt-project.org> | 2016-06-20 07:54:09 +0000 |
commit | 5f0ec7305e4310123ddeb98d3523087e3c560d9c (patch) | |
tree | fbcad900b0b604a1005320c5015723c343807974 /tests/auto/gui/image/qimage/tst_qimage.cpp | |
parent | 683c30074e4b7c9048e9970de1851e5d9a6deeb4 (diff) | |
parent | e32f1a4d61f0c55d066a43657ad607131be8ca34 (diff) |
Merge "Merge remote-tracking branch 'origin/5.6' into 5.7" into refs/staging/5.7
Diffstat (limited to 'tests/auto/gui/image/qimage/tst_qimage.cpp')
-rw-r--r-- | tests/auto/gui/image/qimage/tst_qimage.cpp | 74 |
1 files changed, 70 insertions, 4 deletions
diff --git a/tests/auto/gui/image/qimage/tst_qimage.cpp b/tests/auto/gui/image/qimage/tst_qimage.cpp index 16cbebeed5..9e4a1abbb1 100644 --- a/tests/auto/gui/image/qimage/tst_qimage.cpp +++ b/tests/auto/gui/image/qimage/tst_qimage.cpp @@ -2493,6 +2493,35 @@ void tst_QImage::inplaceRgbSwapped() } 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.byteCount()]; + memcpy(volatileData, orig.constBits(), orig.byteCount()); + + 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 } @@ -2575,6 +2604,35 @@ void tst_QImage::inplaceMirrored() } } 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.byteCount()]; + memcpy(volatileData, orig.constBits(), orig.byteCount()); + + 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 } @@ -2727,16 +2785,24 @@ void tst_QImage::inplaceRgbConversion() static const quint32 readOnlyData[] = { 0xff0102ffU, 0xff0506ffU, 0xff0910ffU, 0xff1314ffU }; quint32 readWriteData[] = { 0xff0102ffU, 0xff0506ffU, 0xff0910ffU, 0xff1314ffU }; - QImage roImage((const uchar *)readOnlyData, 2, 2, format); - QImage roInplaceConverted = std::move(roImage).convertToFormat(dest_format); + 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); - QImage rwInplaceConverted = std::move(rwImage).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 |