From: "Louis de Stoutz" <loudest@...>
To: <DigitalBlackandWhiteThePrint@yahoogroups.com>
Sent: Friday, October 29, 2010 6:24 AM
Subject: Re: [Digital BW] Genuine Fractals Resizing for printing?
> Very interesting subject.
>
> To me, the question is not only what looks sharper, but also what looks
> more natural. In photography, I've come to accept the limits of film and
> optics as looking "natural". What I'm concerned with, looking at the
> output of Genuine Fractals and Benvista, is that they have an edge
> sharpness that does not seem to correspond to the level of details shown
> within surfaces.
>
> Looking at Paul's samples, I do not see significantly more details in GF
> than I do in CS5 bicubic, though in GF the details, and especially the
> shapes, have significantly sharper outlines. This leads to a look
> comparable to "airbrush with masks", where smooth gradients are abruptly
> stopped by the mask. In other words, GF looks less photographic and more
> illustrative than bicubic does.
>
> What I find really unacceptable though is, if you have a look at the
> Benvista samples on
>
> http://www.benvista.com/photozoompro/examples
>
> and check out the shell still-life: look at that narrow vertical
> highlight on the shell-edge in the lower left corner of the picture. In
> bicubic you can see its shading, which gives the edge some
> three-dimensionality. Benvista turns this into an almost uniformly
> white, though very sharp blob, which reminds me of those "artistic"
> watercolor filters in PS.
>
> Of course, all of this is being viewed highly magnified on screen, and
> what really counts is what it looks like in the print, so any valid
> comparison should be done there.
>
>
> Just my 2 centimes,
> Louis
> Zurich, Switzerland
>
> (P.S. Paul, let me take the opportunity to warmly thank you for your
> many and always very valuable contributions to this list!)
>
>
>
> On 29.10.2010 04:15, Paul wrote:
>> (I hope this is not too far off the forum's scope.)
>>
>> In searching for the best way to make the sharpest print I can, I've
>> taken a quick look at Genuine Fractals re-sizing software.
>>
>> I think it may do a better job of up-sizing images to 720 dpi for
>> printing than if left to the printer software.
>>
>> A comparison sample of image files is here:
>> http://www.paulroark.com/BW-Info/GF.jpg
>>
>>
>> In the past I've thought that GF preserves edges better than the
>> alternatives, but I have not done a recent survey of the alternatives.
>> The GF image in the sample, above, does look better to me than the
>> bicubic method, which is what I'd guess printer software uses.
>>
>> Paul
>> www.PaulRoark.com
>>
>>
>>
>>
>>
>>
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>
> ------------------------------------
>
> Please visit the Group Homepage to check the Files, and other resources as
> they are often being updated.
>
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> Please follow these basic guidelines:
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