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<TITLE>sane-devel: Re: Nikon Coolscan SCSI commands</TITLE>
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<META NAME="Author" CONTENT="Mick Barry (mick@objects.com.au)">
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<META NAME="Subject" CONTENT="Re: Nikon Coolscan SCSI commands">
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<H1>Re: Nikon Coolscan SCSI commands</H1>
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<!-- received="Mon Jul 16 17:36:29 2001" -->
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<!-- sent="Tue, 17 Jul 2001 10:53:20 +1000" -->
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<!-- isosent="20010717005320" -->
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<!-- name="Mick Barry" -->
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<!-- email="mick@objects.com.au" -->
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<!-- subject="Re: Nikon Coolscan SCSI commands" -->
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<!-- id="3B538C80.10605@objects.com.au" -->
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<STRONG>From:</STRONG> Mick Barry (<A HREF="mailto:mick@objects.com.au?Subject=Re:%20Nikon%20Coolscan%20SCSI%20commands&In-Reply-To=<3B538C80.10605@objects.com.au>"><EM>mick@objects.com.au</EM></A>)<BR>
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<STRONG>Date:</STRONG> Mon Jul 16 2001 - 17:53:20 PDT
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<LI><STRONG>Next message:</STRONG> <A HREF="0153.html">Ceri Hankey: "Re: Guillemot MaxiScanA4"</A>
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<LI><STRONG>Previous message:</STRONG> <A HREF="0151.html">Pierre Abbat: "How to write a backend?"</A>
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<LI><STRONG>In reply to:</STRONG> <A HREF="0150.html">Karl Heinz Kremer: "Re: Nikon Coolscan SCSI commands"</A>
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<LI><STRONG>Next in thread:</STRONG> <A HREF="0159.html">Major A: "Re: Nikon Coolscan SCSI commands"</A>
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<LI><STRONG>Next in thread:</STRONG> <A HREF="0142.html">Henning Meier-Geinitz: "Re: Nikon Coolscan SCSI commands"</A>
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<P>
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Thanks Karl I'll have a play.
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<BR>
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WOuld anyone happen to have any references to the algorithms involved?
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<BR>
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<P>Karl Heinz Kremer wrote:
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<BR>
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<P><EM>> Take a look at vuescan. This application is used a lot among
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</EM><BR>
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<EM>> serious "film scanners" (aka professional photographers).
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</EM><BR>
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<EM>> IMHO the only thing missing in vuescan is the curve tool.
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</EM><BR>
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<EM>>
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</EM><BR>
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<EM>> If you want to scan negatives, you need a library of rules to remove
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</EM><BR>
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<EM>> the orange mask for all sorts of films. In vuescan you select the
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</EM><BR>
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<EM>> brand (e.g. Kodak) and then the type of film (e.g. Gold) and then
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</EM><BR>
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<EM>> the emulsion revision (e.g. 6), so it's a rather sophisticated
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</EM><BR>
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<EM>> algorithm to remove the mask.
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</EM><BR>
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<EM>>
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</EM><BR>
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<EM>> This is just one feature that makes or breaks a scanning application
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</EM><BR>
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<EM>> for slides/negatives.
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</EM><BR>
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<EM>>
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</EM><BR>
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<EM>> You can download an evaluation version of vuescan from
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</EM><BR>
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<EM>> <A HREF="http://hamrick.com/vsm.html">http://hamrick.com/vsm.html</A>
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</EM><BR>
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<EM>>
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</EM><BR>
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<EM>> There is a Windows, a Mac and a Linux version of the software.
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</EM><BR>
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<EM>>
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</EM><BR>
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<EM>> Karl Heinz
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</EM><BR>
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<EM>>
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</EM><BR>
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<EM>> On Tue, Jul 17, 2001 at 09:32:03AM +1000, Mick Barry wrote:
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</EM><BR>
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<EM>>
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</EM><BR>
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<EM>>> So what sort of functionality would be required from a f/e for scanning
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</EM><BR>
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<EM>>> negatives/slides? Any references on the web for what's required?
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</EM><BR>
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<EM>>>
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</EM><BR>
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<EM>>> mick
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</EM><BR>
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<EM>>> <A HREF="http://www.objects.com.au">http://www.objects.com.au</A>
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</EM><BR>
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<EM>>>
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</EM><BR>
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<EM>>> Jonathan Buzzard wrote:
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</EM><BR>
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<EM>>>
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</EM><BR>
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<EM>>>
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</EM><BR>
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<EM>>>> <A HREF="mailto:andras@users.sourceforge.net?Subject=Re:%20Nikon%20Coolscan%20SCSI%20commands&In-Reply-To=<3B538C80.10605@objects.com.au>">andras@users.sourceforge.net</A> said:
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</EM><BR>
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<EM>>>>
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</EM><BR>
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<EM>>>>
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</EM><BR>
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<EM>>>>> I don't think so. If proper strip film feeder functions (frame
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</EM><BR>
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<EM>>>>> selection) and decent dust removal are added to the backend, then SANE
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</EM><BR>
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<EM>>>>> will be just as good and useful as VueScan, as far as I can tell.
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</EM><BR>
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<EM>>>>
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</EM><BR>
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<EM>>>>
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</EM><BR>
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<EM>>>> VueScan does a whole pile of other things in the "front" end that make it
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</EM><BR>
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<EM>>>> a far superior solution for scanning negatives. This is a bit hard to
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</EM><BR>
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<EM>>>> separate as VueScan comes as a single program though. Things such as multiple
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</EM><BR>
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<EM>>>> pass scans, auto croping, film loading, slide and negative gamma curves
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</EM><BR>
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<EM>>>> and a whole pile more would be in a none existent Sane front end for
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</EM><BR>
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<EM>>>> film scanners.
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</EM><BR>
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<EM>>>>
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</EM><BR>
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<EM>>>> Basically Sane needs a slide/negative front end, and I don't see one
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</EM><BR>
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<EM>>>> in a usable state being available anytime soon. Lets face it there is
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</EM><BR>
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<EM>>>> not even one in development. While XSane is great for a desktop scanner
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</EM><BR>
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<EM>>>> for sheets of paper, photographs, you basic everyday reflective scanning,
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</EM><BR>
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<EM>>>> it is entirely unsuitable for transmission scanning of negatives and slides.
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</EM><BR>
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<EM>>>>
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</EM><BR>
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<EM>>>> That is no reflection on XSane as the two are entirely different
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</EM><BR>
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<EM>>>> propositions, and XSane is targeted at the more widely used reflective
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</EM><BR>
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<EM>>>> scanning market. What is needed is a XFilmSane front end.
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</EM><BR>
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<EM>>>>
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</EM><BR>
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<EM>>>>
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</EM><BR>
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<EM>>>>
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</EM><BR>
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<EM>>>>
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</EM><BR>
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<EM>>>>> In any case, there is no point giving up on the basis that there is a
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</EM><BR>
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<EM>>>>> better (commercial) alternative.
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</EM><BR>
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<EM>>>>
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</EM><BR>
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<EM>>>>
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</EM><BR>
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<EM>>>> You are of course quite right, but if it were me I would buy a copy of
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</EM><BR>
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<EM>>>> VueScan while waiting/developing a negative/slide front end for Sane.
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</EM><BR>
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<EM>>>>
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</EM><BR>
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<EM>>>> At the moment if you are serious about scanning negatives and slides then
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</EM><BR>
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<EM>>>> the only realistic option is VueScan.
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</EM><BR>
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<EM>>>>
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</EM><BR>
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<EM>>>> JAB.
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</EM><BR>
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<EM>>>
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</EM><BR>
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<EM>>>
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</EM><BR>
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<EM>>> --
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</EM><BR>
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<EM>>> Source code, list archive, and docs: <A HREF="http://www.mostang.com/sane/">http://www.mostang.com/sane/</A>
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</EM><BR>
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<EM>>> To unsubscribe: echo unsubscribe sane-devel | mail <A HREF="mailto:majordomo@mostang.com?Subject=Re:%20Nikon%20Coolscan%20SCSI%20commands&In-Reply-To=<3B538C80.10605@objects.com.au>">majordomo@mostang.com</A>
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</EM><BR>
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<P><P><PRE>
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--
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Source code, list archive, and docs: <A HREF="http://www.mostang.com/sane/">http://www.mostang.com/sane/</A>
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To unsubscribe: echo unsubscribe sane-devel | mail <A HREF="mailto:majordomo@mostang.com?Subject=Re:%20Nikon%20Coolscan%20SCSI%20commands&In-Reply-To=<3B538C80.10605@objects.com.au>">majordomo@mostang.com</A>
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</PRE>
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<P><!-- body="end" -->
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<HR NOSHADE>
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<UL>
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<!-- next="start" -->
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<LI><STRONG>Next message:</STRONG> <A HREF="0153.html">Ceri Hankey: "Re: Guillemot MaxiScanA4"</A>
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<LI><STRONG>Previous message:</STRONG> <A HREF="0151.html">Pierre Abbat: "How to write a backend?"</A>
|
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<LI><STRONG>In reply to:</STRONG> <A HREF="0150.html">Karl Heinz Kremer: "Re: Nikon Coolscan SCSI commands"</A>
|
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<!-- nextthread="start" -->
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<LI><STRONG>Next in thread:</STRONG> <A HREF="0159.html">Major A: "Re: Nikon Coolscan SCSI commands"</A>
|
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<LI><STRONG>Next in thread:</STRONG> <A HREF="0142.html">Henning Meier-Geinitz: "Re: Nikon Coolscan SCSI commands"</A>
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<SMALL>
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<EM>
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This archive was generated by <A HREF="http://www.hypermail.org/">hypermail 2b29</A>
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: <EM>Mon Jul 16 2001 - 17:37:24 PDT</EM>
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