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Changing alpha channel to be completely opaque
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If a layer has an alpha channel with partially transparent pixels (alpha = 1 to 254) the menu option "Layer/Transparency/Threshold Alpha..." can be used to make these pixels fully opaque (alpha = 255).

Is there an existing method for making any fully transparent (alpha = 0) pixels fully opaque (other than by painting over them everywhere they occur in the image)?

Ideally the Threshold Alpha tool would provide a way to do this but I guess it will come down to writing a script if there isn't one already.

(Edit: Just deleting the alpha channel causes any pixels that are not fully opaque to be filled with the background colour - so this, which might appear to be the easy answer, doesn't work)
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Changing alpha channel to be completely opaque - by programmer_ceds - 02-25-2020, 05:15 PM

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