Re: [artworks] fuzzing an edge
- From: Mark Wiggin <mark.wiggin@xxxxxxxxxxxxxxxx>
- To: artworks@xxxxxxxxxxxxx
- Date: Mon, 28 Nov 2011 15:52:54 GMT
In message <a1ca413952.jim@xxxxxxxxxxxxxxxxxxxx>
Jim Nagel <aw@xxxxxxxxxxxxxxxx> wrote:
> Martin Wuerthner wrote on 28 Nov:
>> You can still solve this in ArtWorks as long as you just want the
>> image to fade to white, as seems to be the case here.
> Masterful, Martin! I knew there'd be a way in Artworks. Thank you
> very much for the clear explification and example file.
> I'll get a chance to practise the technique myself now, because the
> people who drew the map have just come through with a higher-res scan
> of it.
> A separate issue:
> They sent four megabytes as Jpeg, 300dpi 24-bit RGB. (Attached to an
> email rather than giving a download link; we won't go on about that
> too.) Are my Acorn eyes blind to something, or why do people in the
> Big Bad World scan black ink on white paper as 24-bit RGB?
> I normally reduce to 8-bit greyscale. Can I safely reduce
> even further?
If it's literally black ink and white paper, it can be just 1 bpp!
You only need 8bpp greyscale if it's a black and white photograph
--
Mark Wiggin
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