Sure, just blur it before unpremultiplying and over the original afterwards. 
That is the simplest and easiest way!

Best regards,
Michael

On September 20, 2016 9:48:58 PM CEST, Gary Jaeger <g...@corestudio.com> wrote:
>Anybody have a good way of extending the edge pixels of a premulted
>image? for instance, if I had an image masked by a circle, just to take
>the edge pixels and extend them out xx amount? Sort of like an
>unpremult but more :0 Does that make sense?
>
>Gary Jaeger / 650.728.7957 direct / 415.518.1419 mobile
>http://corestudio.com <http://corestudio.com/>
>
>
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