Thanks Karl I'll have a play.
WOuld anyone happen to have any references to the algorithms involved?
Karl Heinz Kremer wrote:
> Take a look at vuescan. This application is used a lot among
> serious "film scanners" (aka professional photographers).
> IMHO the only thing missing in vuescan is the curve tool.
>
> If you want to scan negatives, you need a library of rules to remove
> the orange mask for all sorts of films. In vuescan you select the
> brand (e.g. Kodak) and then the type of film (e.g. Gold) and then
> the emulsion revision (e.g. 6), so it's a rather sophisticated
> algorithm to remove the mask.
>
> This is just one feature that makes or breaks a scanning application
> for slides/negatives.
>
> You can download an evaluation version of vuescan from
> http://hamrick.com/vsm.html
>
> There is a Windows, a Mac and a Linux version of the software.
>
> Karl Heinz
>
> On Tue, Jul 17, 2001 at 09:32:03AM +1000, Mick Barry wrote:
>
>> So what sort of functionality would be required from a f/e for scanning
>> negatives/slides? Any references on the web for what's required?
>>
>> mick
>> http://www.objects.com.au
>>
>> Jonathan Buzzard wrote:
>>
>>
>>> andras@users.sourceforge.net said:
>>>
>>>
>>>> I don't think so. If proper strip film feeder functions (frame
>>>> selection) and decent dust removal are added to the backend, then SANE
>>>> will be just as good and useful as VueScan, as far as I can tell.
>>>
>>>
>>> VueScan does a whole pile of other things in the "front" end that make it
>>> a far superior solution for scanning negatives. This is a bit hard to
>>> separate as VueScan comes as a single program though. Things such as multiple
>>> pass scans, auto croping, film loading, slide and negative gamma curves
>>> and a whole pile more would be in a none existent Sane front end for
>>> film scanners.
>>>
>>> Basically Sane needs a slide/negative front end, and I don't see one
>>> in a usable state being available anytime soon. Lets face it there is
>>> not even one in development. While XSane is great for a desktop scanner
>>> for sheets of paper, photographs, you basic everyday reflective scanning,
>>> it is entirely unsuitable for transmission scanning of negatives and slides.
>>>
>>> That is no reflection on XSane as the two are entirely different
>>> propositions, and XSane is targeted at the more widely used reflective
>>> scanning market. What is needed is a XFilmSane front end.
>>>
>>>
>>>
>>>
>>>> In any case, there is no point giving up on the basis that there is a
>>>> better (commercial) alternative.
>>>
>>>
>>> You are of course quite right, but if it were me I would buy a copy of
>>> VueScan while waiting/developing a negative/slide front end for Sane.
>>>
>>> At the moment if you are serious about scanning negatives and slides then
>>> the only realistic option is VueScan.
>>>
>>> JAB.
>>
>>
>> --
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