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| author | Thiago Macieira <thiago.macieira@nokia.com> | 2010-04-12 15:39:28 (GMT) |
|---|---|---|
| committer | Thiago Macieira <thiago.macieira@nokia.com> | 2010-04-12 15:39:28 (GMT) |
| commit | 3723f30a91eda1c1b247598913cfc02b001a02c9 (patch) | |
| tree | 234241d0d6dbbf29857c4e66d2723f77239f31ee /src/gui/image/qimage.cpp | |
| parent | 6f736694461edc25b6e757f40ab9cad6a9207ad4 (diff) | |
| parent | 957f36cb498657f94f1b5b92f52713254ff8c051 (diff) | |
| download | Qt-3723f30a91eda1c1b247598913cfc02b001a02c9.zip Qt-3723f30a91eda1c1b247598913cfc02b001a02c9.tar.gz Qt-3723f30a91eda1c1b247598913cfc02b001a02c9.tar.bz2 | |
Merge remote branch 'origin/4.6' into qt-4.7-from-4.6
Conflicts:
qmake/generators/symbian/symmake.cpp
src/gui/image/qimage.cpp
src/openvg/qwindowsurface_vgegl.cpp
Diffstat (limited to 'src/gui/image/qimage.cpp')
| -rw-r--r-- | src/gui/image/qimage.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/gui/image/qimage.cpp b/src/gui/image/qimage.cpp index ce1d6d3..d226baf 100644 --- a/src/gui/image/qimage.cpp +++ b/src/gui/image/qimage.cpp @@ -5709,6 +5709,9 @@ void QImage::setAlphaChannel(const QImage &alphaChannel) else *this = convertToFormat(QImage::Format_ARGB32_Premultiplied); + if (isNull()) + return; + // Slight optimization since alphachannels are returned as 8-bit grays. if (alphaChannel.d->depth == 8 && alphaChannel.isGrayscale()) { const uchar *src_data = alphaChannel.d->data; |