diff options
| author | Rohan McGovern <rohan@mcgovern.id.au> | 2010-03-07 09:44:26 +1000 |
|---|---|---|
| committer | Rohan McGovern <rohan@mcgovern.id.au> | 2010-03-07 09:44:26 +1000 |
| commit | ad341d612129287793620bc84d3077afd64f97a4 (patch) | |
| tree | 3d62b038c34985046ad1f3ff56c1c4e85a194ed2 /src/gui/image/qpixmapfilter.cpp | |
| parent | b20ef0ade0aec89b969bd0ae7f754c680e390c67 (diff) | |
| parent | 2458cb45665b0fe3144266122f876bd541de9c42 (diff) | |
Merge remote branch 'origin/4.6' into qt-4.7-from-4.6
Conflicts:
configure.exe
examples/multimedia/audioinput/audioinput.cpp
src/corelib/io/qfsfileengine.cpp
src/gui/egl/qegl_wince.cpp
src/gui/egl/qeglproperties.cpp
src/gui/egl/qeglproperties_p.h
src/gui/embedded/directfb.pri
src/gui/kernel/qapplication_win.cpp
src/gui/painting/qdrawutil.cpp
src/opengl/qgl_p.h
src/sql/drivers/odbc/qsql_odbc.cpp
src/sql/drivers/odbc/qsql_odbc.h
tests/auto/auto.pro
tests/auto/qgl/tst_qgl.cpp
translations/assistant_adp_ru.ts
Diffstat (limited to 'src/gui/image/qpixmapfilter.cpp')
| -rw-r--r-- | src/gui/image/qpixmapfilter.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/gui/image/qpixmapfilter.cpp b/src/gui/image/qpixmapfilter.cpp index 0abf51f64e..5355ad3d3a 100644 --- a/src/gui/image/qpixmapfilter.cpp +++ b/src/gui/image/qpixmapfilter.cpp @@ -777,6 +777,9 @@ void expblur(QImage &img, qreal radius, bool improvedQuality = false, int transp Q_GUI_EXPORT QImage qt_halfScaled(const QImage &source) { + if (source.width() < 2 || source.height() < 2) + return QImage(); + QImage srcImage = source; if (source.format() == QImage::Format_Indexed8) { @@ -869,7 +872,7 @@ Q_GUI_EXPORT void qt_blurImage(QPainter *p, QImage &blurImage, qreal radius, boo } qreal scale = 1; - if (radius >= 4) { + if (radius >= 4 && blurImage.width() >= 2 && blurImage.height() >= 2) { blurImage = qt_halfScaled(blurImage); scale = 2; radius *= qreal(0.5); |