Re: filmscanners: What causes this and is there any easy solution ?

["Maris V. Lidaka, Sr." <mlidaka@ameritech.net>]

Be sure that you are using an *optical* mouse or trackball - it will track
much more smoothly..

Maris

----- Original Message -----
From: "Steve Greenbank" <steve@gccl.fsbusiness.co.uk>
To: <filmscanners@halftone.co.uk>
Sent: Saturday, May 12, 2001 5:05 AM
Subject: Re: filmscanners: What causes this and is there any easy solution ?


| I'll try this and see how it compares with gaussian blur. I was hoping
| someone would have a solution that didn't involve carefully selecting
| sections of a 20Mpixel image. It takes ages to get it right and I wish I
had
| a bigger monitor there just isn't enough room for the picture on my 17
inch
| screen.Sadly there isn't enough room in the house for a significantly
bigger
| screen.
|
| Maybe, with practice I will be able to select sections better. Has anyone
| tried adjusting their mouse movement settings (slow it down,reduce
| accelleration) to make this easier ?
|
| Steve
|
| ----- Original Message -----
| From: "Lynn Allen" <lalle@email.com>
| To: <filmscanners@halftone.co.uk>
| Sent: Saturday, May 12, 2001 1:00 AM
| Subject: RE: filmscanners: What causes this and is there any easy solution
?
|
|
| > The solution looks so easy that I probably don't understand the problem
| > completely. :-) There are two quick ways you can do corrections:
| > 1) make two scans the same size in Vuescan; one normally, the second
with
| a
| > slight positive offset of manual focus (about +1 to +1.5). The second
scan
| > will have "corrected" much if not all of the g-a, and the subject will
be
| a
| > little blurred--but surprisingly little (you might even decide to stay
| with
| > that one, unless you're doing large blow-ups).
| > 2) load the first scan into Photoshop or your favorite image processor.
| > Select "All" and copy it. Then load the second frame in (it's OK to
delete
| > the first one without saving, since you have a copy). Paste the copy
over
| > the second, blurry copy, and Erase the sky from the top layer down to
the
| > blurred layer.
| >
| > If you can get a Selector to work, like the Magic Wand for example to
| select
| > just the sky portions (I almost never can--I think the wand is
| over-rated),
| > it's even  simpler--select the sky only, and have-at-it with any or all
of
| > the blur filters. :-)
| >
| > Another way is to use Channels (if they're available in your programs)
| > either to select and copy a mask, or--as I'd say in this case--to
isolate
| > the redish pixels in the sky and eliminate them.
| >
|
|
|