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Re: [OM] PNG? was: Photo Editing for Dummies

Subject: Re: [OM] PNG? was: Photo Editing for Dummies
From: Chris Barker <imagopus@xxxxxxxxxxxxxxxx>
Date: Tue, 2 Oct 2001 17:00:39 +0100

Disregard Roger... I have just compared the files sizes of images saved (in TIFF) with resolutions of 2400 and 100. There is no difference. I think that I knew that, but I just wish that I had not sent an email before remembering that ;-).

Thanks Tom S ...

Chris

At 10:30 +0100 2/10/01, Roger Wesson wrote:
Chris Barker wrote:

 You have all the answers Mark except that no-one mentioned reducing
 the resolution.  I make my images between 700 and 800 pixels on the
 long side and reduce the resolution to 100ppi.  The result with
 medium compression JPEG is about 70-80Kb.

 Chris


Righto, I could do with an explanation with this: what do you mean by
reducing the resolution?  I can't understand how image size can be
related to anything other than the number of pixels.  I've never
understood what effect (if any) changing the ppi has on the image.

Roger
--
<|_:-)_|>

C M I Barker
Cambridgeshire, England.

+44 (0)7092 251126
mailto:imagopus@xxxxxxxxxxxxxxxx
... a nascent photo library.

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