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 Post subject: Stumped or Forgot how.
PostPosted: Sun Nov 11, 2018 1:12 am  (#1) 
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GIMP Version: 2.10.6
Operating System: Windows
OS Version: 10 Home
GIMP Experience: New User

List any relevant plug-ins or scripts:
Colour to transparency



Can this script be used in 2:10 and if so where can I get it?


I have a request in my group - a lady has a picture of a person on a coloured background but wants the shirt area especially blurred into the background. I have done the rest by using noise spread but it doesn't go past 512HxV which isn't enough. Would htis script (colour to transparency) do it if I could get it?

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 Post subject: Re: Stumped or Forgot how.
PostPosted: Sun Nov 11, 2018 4:21 am  (#2) 
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Which script is color-to-transparency? Do you have a reference?

Two possibilities;

There is the color-to-alpha filter, unlike Gimp 2.8, 2.10 needs an alpha channel setting but gives more options with the sliders.

Image

or

A more general way, a white layer mask and paint in transparency using some shade of gray for partial transparency.

Image

or is it some other effect?


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 Post subject: Re: Stumped or Forgot how.
PostPosted: Sun Nov 11, 2018 6:28 am  (#3) 
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Not at my pc just now. Was a script i think Odin or Oregonnian made it. All I know it used to fill in a canvas with similar coloured pixels into the transparent parts.
Anyway she has decided to take one i did for her with a feathered circle. Problem was it cut out some of the pic.

I probably have the name of the script wrong. Something like image fill.

Thank you rich for your contribution.

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Free Fun Photo Editing & resources
Poems from the Lord
Gimp Newby
Gimp version 3.2.0 and GMIC-Qt 3.7.5 OS :- Windows 10 Home 64


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