On 6 Sep 2001, at 14:59, Tim Lambert wrote:
> "Rebecca J. Walter" <[EMAIL PROTECTED]> writes:
>
> > it might be useful if the color to alpha filter could a) interact
> > with
>
> That reminds me: I'd like to use the color to alpha filter for
> chroma-keying. That is, stand the subject in front of a blue screen
> and use color-to-alpha to remove all the blue. However, the filter
> removes too much blue -- the resulting colour is as saturated as
> possible, even if the original colour wasn't so saturated. I'm
> thinking that it would be handy if the color-to-alpha had a preview
> and slider that went from 0 to 1, where 0 = "do nothing" and 1 =
> current behaviour and 0.5 gives a result half way between that for 0
> and 1.
>
> Does this seem useful? Is there a better way to do this?
Color to alpha does not seem to be in the Windows distribution of
GIMP (?), so I have no way of comparing. (So my apologies if I talk
nonsense.)
Does <image>/Select/By Color what you want?
--
branko collin
[EMAIL PROTECTED]
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