RE: [APML] Another processing challenge!

["Mike Cook, AF9Y" <mwcook@concentric.net>]

As you probably saw in my response, I was looking at the
TIF file.  The compression I was referring to was histogram
compression, not compression artifacts.

Mike Cook
AF9Y


From:           	"Jeff Ball" <jeffball@zoominternet.net>
To:             	<astro-photo@seds.org>
Subject:        	RE: [APML] Another processing challenge!
Date sent:      	Thu, 18 Jul 2002 21:06:50 -0400
Send reply to:  	astro-photo@seds.org

> Monte, 
> That is awesome.  If I had a raw image like that, I would be afraid of
> screwing it up with my "enhancement" techniques.  Mike, like Monte
> asked, are you seeing these compression artifacts at the .jpg level or
> the .tif?  I had difficulty downloading the .tif.  I will try again.  I
> am just trying to learn how to identify an compression artifact.  Thanks
> for posting Monte and thanks for any help with the question, Mike.
> Jeff Ball
> 
> > -----Original Message-----
> >
> > 
> > Monte,
> > 
> >     That is really an impressive image.  You might consider 
> > getting a 16bit scan of the image to see if you can recover a 
> > little more star color.  For a raw scan, it looks like there 
> > may be some compression going on.  
> > 
> > Mike
> > 
> > 
> >
> 
> 
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Mike Cook, AF9Y
http://www.af9y.com
mwcook@cris.com




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