diff options
Diffstat (limited to 'src/gui/image/qimage.cpp')
| -rw-r--r-- | src/gui/image/qimage.cpp | 62 |
1 files changed, 24 insertions, 38 deletions
diff --git a/src/gui/image/qimage.cpp b/src/gui/image/qimage.cpp index fdaf13964b..867cb7c322 100644 --- a/src/gui/image/qimage.cpp +++ b/src/gui/image/qimage.cpp @@ -5,36 +5,28 @@ ** ** This file is part of the QtGui module of the Qt Toolkit. ** -** $QT_BEGIN_LICENSE:LGPL$ +** $QT_BEGIN_LICENSE:LGPL21$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and Digia. For licensing terms and -** conditions see http://qt.digia.com/licensing. For further information +** a written agreement between you and Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information ** use the contact form at http://qt.digia.com/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 2.1 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 2.1 requirements -** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** General Public License version 2.1 or version 3 as published by the Free +** Software Foundation and appearing in the file LICENSE.LGPLv21 and +** LICENSE.LGPLv3 included in the packaging of this file. Please review the +** following information to ensure the GNU Lesser General Public License +** requirements will be met: https://www.gnu.org/licenses/lgpl.html and +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Digia gives you certain additional -** rights. These rights are described in the Digia Qt LGPL Exception +** rights. These rights are described in the Digia Qt LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3.0 as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU General Public License version 3.0 requirements will be -** met: http://www.gnu.org/copyleft/gpl.html. -** -** ** $QT_END_LICENSE$ ** ****************************************************************************/ @@ -800,7 +792,6 @@ QImageData *QImageData::create(uchar *data, int width, int height, int bpl, QIm || INT_MAX/sizeof(uchar *) < uint(height) || INT_MAX/uint(depth) < uint(width) || bpl <= 0 - || height <= 0 || bpl < min_bytes_per_line || INT_MAX/uint(bpl) < uint(height)) return d; // invalid parameter(s) @@ -2942,6 +2933,8 @@ QImage QImage::mirrored_helper(bool horizontal, bool vertical) const result.d->colortable = d->colortable; result.d->has_alpha_clut = d->has_alpha_clut; result.d->devicePixelRatio = d->devicePixelRatio; + result.d->dpmx = d->dpmx; + result.d->dpmy = d->dpmy; do_mirror(result.d, d, horizontal, vertical); @@ -4185,23 +4178,16 @@ QImage QImage::alphaChannel() const */ bool QImage::hasAlphaChannel() const { - return d && (d->format == Format_ARGB32_Premultiplied - || d->format == Format_ARGB32 - || d->format == Format_ARGB8565_Premultiplied - || d->format == Format_ARGB8555_Premultiplied - || d->format == Format_ARGB6666_Premultiplied - || d->format == Format_ARGB4444_Premultiplied - || d->format == Format_RGBA8888 - || d->format == Format_RGBA8888_Premultiplied - || d->format == Format_A2BGR30_Premultiplied - || d->format == Format_A2RGB30_Premultiplied - || d->format == Format_Alpha8 - || (d->has_alpha_clut && (d->format == Format_Indexed8 - || d->format == Format_Mono - || d->format == Format_MonoLSB))); + if (!d) + return false; + const QPixelFormat format = pixelFormat(); + if (format.alphaUsage() == QPixelFormat::UsesAlpha) + return true; + if (format.colorModel() == QPixelFormat::Indexed) + return d->has_alpha_clut; + return false; } - /*! \since 4.7 Returns the number of bit planes in the image. @@ -4688,7 +4674,7 @@ static Q_CONSTEXPR QPixelFormat pixelformats[] = { //QImage::Format_Invalid: QPixelFormat(), //QImage::Format_Mono: - QPixelFormat(QPixelFormat::Grayscale, + QPixelFormat(QPixelFormat::Indexed, /*RED*/ 1, /*GREEN*/ 0, /*BLUE*/ 0, @@ -4701,7 +4687,7 @@ static Q_CONSTEXPR QPixelFormat pixelformats[] = { /*INTERPRETATION*/ QPixelFormat::UnsignedByte, /*BYTE ORDER*/ QPixelFormat::CurrentSystemEndian), //QImage::Format_MonoLSB: - QPixelFormat(QPixelFormat::Grayscale, + QPixelFormat(QPixelFormat::Indexed, /*RED*/ 1, /*GREEN*/ 0, /*BLUE*/ 0, @@ -4813,7 +4799,7 @@ static Q_CONSTEXPR QPixelFormat pixelformats[] = { /*FIFTH*/ 0, /*ALPHA*/ 6, /*ALPHA USAGE*/ QPixelFormat::UsesAlpha, - /*ALPHA POSITION*/ QPixelFormat::AtBeginning, + /*ALPHA POSITION*/ QPixelFormat::AtEnd, /*PREMULTIPLIED*/ QPixelFormat::Premultiplied, /*INTERPRETATION*/ QPixelFormat::UnsignedInteger, /*BYTE ORDER*/ QPixelFormat::CurrentSystemEndian), @@ -4878,7 +4864,7 @@ static Q_CONSTEXPR QPixelFormat pixelformats[] = { /*FIFTH*/ 0, /*ALPHA*/ 4, /*ALPHA USAGE*/ QPixelFormat::UsesAlpha, - /*ALPHA POSITION*/ QPixelFormat::AtBeginning, + /*ALPHA POSITION*/ QPixelFormat::AtEnd, /*PREMULTIPLIED*/ QPixelFormat::Premultiplied, /*INTERPRETATION*/ QPixelFormat::UnsignedShort, /*BYTE ORDER*/ QPixelFormat::CurrentSystemEndian), |