I trying fix https://bugreports.qt.io/browse/QTBUG-75954, I think the problem is related to it. ________________________________ From: Allan Sandfeld Jensen <k...@carewolf.com> Sent: Wednesday, July 20, 2022 16:32 To: development@qt-project.org <development@qt-project.org> Cc: JiDe Zhang <zc...@live.com> Subject: Re: [Development] What is the correct way to use QTransform to rotate a QImage by the Y axis?
On Mittwoch, 20. Juli 2022 07:48:47 CEST JiDe Zhang wrote: > I want to rotate the image to 45 degrees by Y axis, what should I do? > Why rotate it around the Y axis? Would that just be a squeezing scale transform? 45 degrees would be scaling to cos(45) of the width. Are you sure you don't want to rotate around the Z axis? But yes, seems weird it would run out of memory when transforming to a smaller image. Best regards Allan
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