Both Photoshop CS3 and GIMP are set to pixels.
2007/11/20, David Gowers <[EMAIL PROTECTED]>:
> Hi Jespar,
> On Nov 20, 2007 9:23 PM, Jesper de Jong <[EMAIL PROTECTED]> wrote:
> > I noticed that with Gaussian blur, the Radius setting in GIMP means
> > something different than in Photoshop CS3.
> > As a test, I made a black square on a white background and used Gaussian
> > blur on it with Photoshop CS3 and the current development version of
> > with radius 6.0 pixels. Photoshop blurs the image much more heavily than
> > GIMP; to get the same effect with GIMP, I had to set the radius to
> > approximately 19.0 pixels.
> Have you checked that the radius is in pixels in BOTH cases, and not
> in inches or points?
> > Is Gaussian blur not a standard algorithm that has a well-defined
> > for the radius? See for example
> > If it is, then which one is doing it wrong, CS3 or GIMP?
Jesper de Jong
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