[webkit-qt] Javascript inside pixeldata of QImage

Jocelyn Turcotte jocelyn.turcotte at digia.com
Tue Mar 19 09:36:18 PDT 2013

On Tue, Mar 19, 2013 at 04:40:16PM +0100, Youri Westerman wrote:
> Hi Jocelyn,
> So with following snippet:
> QImage im(page->viewportSize(), QImage::Format_ARGB32);
> QPainter painter(&im);
> It would be possible to end up with an uninitialized QImage object? It
> seems to me that I should get a segfault or something when I pass it
> to the render method. Furthermore It is possible to call byteCount()
> on it as well returning the correct number of bytes. I'll try calling
> fill() on the object.

The pointer to the buffer is initialized, it's the buffer's content itself that isn't initialized.
See http://qt-project.org/doc/qt-4.8/qimage.html#QImage-2

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