Archived posting to the
Leica Users Group, 2006/02/24
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Subject: [Leica] Daily Dose of Spring XI
From: raimo.m.korhonen at uusikaupunki.fi (Raimo K)
Date: Fri Feb 24 08:05:41 2006
References: <9b678e0602221659y6619bb2fp9176ecef4b4598ba@mail.gmail.com><43FD1511.1060904@adrenaline.com><9b678e0602221852u567a926x9a66976d75ee468e@mail.gmail.com><43FD2791.9040206@adrenaline.com><9b678e0602221916j5df65dd9t2b2a286b9f194341@mail.gmail.com><066141F2-F013-464B-934F-FA3F493B5DA9@ralgo.nl><6.2.3.4.2.20060223133203.02a83060@mail.rhtc.net><EEE0C0BF-5895-4C66-94F6-30C1260279BE@ralgo.nl><1140769617.43fec351bcddc@www.uusikaupunki.fi> <6.2.3.4.2.20060224103441.01d98e78@mail.rhtc.net>
Sure, but the text you refer says: "JPEG is intended for compressing images
that will be looked at by humans." And of course "it's important to minimize
the number of generations of JPEG compression between initial and final
versions" - but how many generations you need? And of course it is a good
idea to retain the original intact.
All the best!
Raimo K
Personal photography homepage at:
http://www.uusikaupunki.fi/~raikorho
----- Original Message -----
From: "Tina Manley" <images@InfoAve.Net>
To: "Leica Users Group" <lug@leica-users.org>
Sent: Friday, February 24, 2006 5:35 PM
Subject: Re: [Leica] Daily Dose of Spring XI
> At 03:26 AM 2/24/2006, you wrote:
>>If you select to save JPGs using original quality it will not be
>>compressed again - at least the programs I use do it this way.
>>All the best!
>>Raimo K
>
>
> It will not be compressed again but it will deteriorate:
>
> http://www.dpreview.com/learn/?/key=jpeg
>
> and more than you would ever want to know:
>
> http://www.faqs.org/faqs/jpeg-faq/part1/
>
> Tina
>
> Tina Manley, ASMP
> http://www.tinamanley.com
>
In reply to:
Message from don.dory at gmail.com (Don Dory) ([Leica] Daily Dose of Spring XI)
Message from scott at adrenaline.com (Scott McLoughlin) ([Leica] Daily Dose of Spring XI)
Message from don.dory at gmail.com (Don Dory) ([Leica] Daily Dose of Spring XI)
Message from scott at adrenaline.com (Scott McLoughlin) ([Leica] Daily Dose of Spring XI)
Message from don.dory at gmail.com (Don Dory) ([Leica] Daily Dose of Spring XI)
Message from bruce at ralgo.nl (bruce) ([Leica] Daily Dose of Spring XI)
Message from images at InfoAve.Net (Tina Manley) ([Leica] Daily Dose of Spring XI)
Message from bruce at ralgo.nl (bruce) ([Leica] Daily Dose of Spring XI)
Message from raimo.m.korhonen at uusikaupunki.fi (Raimo K) ([Leica] Daily Dose of Spring XI)
Message from images at InfoAve.Net (Tina Manley) ([Leica] Daily Dose of Spring XI)