Re: [APML] Again! Gamma Cygni Re-reprocessed

["Stuart Heggie" <stuart.j.heggie@sympatico.ca>]

Geoff - I had forgotten this. I am using an old version of Photoshop
(3.0) and I cannot find this ability to set the color space. Do you know
in which version it was first implemented?

Stuart
http://www3.sympatico.ca/stuart.j.heggie/Stuart.J.Heggie/
Flesherton, Ontario, Canada

----- Original Message -----
From: "Geoff Powers" <astropix@att.net>
To: "Discussion of Film Astrophotography" <astro-photo@seds.org>
Sent: Monday, April 19, 2004 9:48 PM
Subject: Re: [APML] Again! Gamma Cygni Re-reprocessed


> Nicola writes:
> > Ooops ....sorry
> >
> > This is the correct link...
> >
> > http://astrofoto.laza.it/it/technical_details_it/gammacyg.html
> >
> > thanks for pointing this out :-)
>
>  You're welcome...  :-)
>
>      If I may, I'd like to point something else out to you. I saved
your Web-published image to my hard drive, and opened it in Picture
Window Pro. There was no embedded color profile.
>
>      This is not a good thing. This means that either a browser or
sometimes a server program will assign the individual pixel color
values. It is best to use an advanced image editor (e.g. Photoshop,
Picture Window etc.) to assign color space... for Web display, this
should be sRGB.
>
>      The gamma-cyg image is much deeper, with better contrast and
color saturation, than your Web file reveals. To dramatize this, I have
published a private, APML only page, with a mouse-over to blink-compare
the difference. Go to:
>
>      http://home.att.net/~astropix/color_space_effects.html
>
>      Nicola, if your machine pulls from the cashe', you may see no
difference in the mouse-over... but I'd guess most other viewers will
see the remarkable difference that I see on my machine!
>
>      All this 'color management' stuff has become a concern for even
the casual snap-shooter... not just the pro color labs!
>
>  Hope This Helps...   :o)
>
> --
>  Geoff
>
> http://home.att.net/~astropix/
>
>
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