[PLUG] SANE not quite easy - Resolution
Michael Rasmussen
michael at jamhome.us
Thu Jun 28 18:26:13 UTC 2018
I only have between 300 and 400 of the batch I'm interested in for now.
There is no way I will entrust my grandparents negatives to shippers and
a lab.
On 2018-06-27 17:44, Tomas Kuchta wrote:
> I would encourage you to scan a few negatives/transparencies, measure
> the
> time it takes and extrapolate to cover all your negatives/positives.
>
> When I did that years ago, I quickly realized that scanners are just
> too
> slow for what I wanted to do in a time given to me by mother nature -
> by
> couple of orders of magnitude, actually. Plus the scan quality was not
> that
> great either.
>
> The solutions to speed things up are either:
> a) adapter for your digital camera + automation. That way you can scan
> and
> postprocess hundreds of pictures a day instead of a few with slow
> scanners.
> With half decent DSLR, you will get high quality scans.
> b) send the stash out for someone else to scan them. There are a few
> big
> and decent companies still doing it. That is what I have eventually
> settled
> on. The price is good and the quality is decisively better than from a
> desktop scanner with transparency adapter.
>
> Until I went through this scanning discovery, I naively believed in
> great
> quality of film photography compared to digital. I was so wrong -
> today's
> digital imaging is vastly superior, especially to old/aged films.
>
> I hope that you find my comments useful,
> Tomas
>
> On Wed, Jun 27, 2018, 11:54 AM Russell Senior
> <russell at personaltelco.net>
> wrote:
>
>> There is a guy in Seattle named Andrew Filer, who I met in a
>> then-hackerspace called Metrix:Create who modified a Kodak Carousel
>> projector in such a way as to backlight the slides (reduced wattage of
>> the
>> bulb, replaced the heat shield with frosted glass), basically used the
>> projector as a slide advancing robot, removed the lens, and aimed a
>> digital
>> SLR with a macro lens back at the slide and photographed the slide.
>> With
>> some simple transistor circuits, you could automate the camera's
>> shutter
>> release and the slide advance. You could do a whole tray of slides in
>> a
>> few minutes with very little supervision.
>>
>> You need a digital SLR and a macro lens, preferably one with autofocus
>> (as
>> I discovered). But orders of magnitude less tedious than a flatbed
>> scanner
>> where you manually loaded slides into a holder, 12 at a time.
>>
>> On Wed, Jun 27, 2018 at 11:09 AM, Denis Heidtmann <
>> denis.heidtmann at gmail.com
>> > wrote:
>>
>> > Russell,
>> >
>> > I would be interested in the method. Picture of a screen?
>> >
>> > -Denis
>> >
>> > On Wed, Jun 27, 2018 at 11:03 AM, Russell Senior <
>> > russell at personaltelco.net>
>> > wrote:
>> >
>> > > Gotcha. I don't have any better solutions for that.
>> > >
>> > > If they were slides, I'd suggest the method I used in Seattle a few
>> years
>> > > ago, that went through about 3000+ slides in kodak projector carousels
>> is
>> > > an afternoon. Automation++.
>> > >
>> > > On Wed, Jun 27, 2018 at 10:32 AM, Michael Rasmussen <
>> michael at jamhome.us>
>> > > wrote:
>> > >
>> > > > Of primary interest are 2 1/4 x 2 3/4 (6x9cm) negatives from my
>> > > > grandparents. After that 35mm negatives.
>> > > >
>> > > > I was entrusted to my grandparents' negatives and am feeling a
>> > > > responsibility to scan them into digital files for my relatives.
>> > > >
>> > > >
>> > > > On 2018-06-27 10:10, Russell Senior wrote:
>> > > >
>> > > >> What kind of transparencies? If they are 35mm slides, and lots of
>> > them,
>> > > >> there is a better way.
>> > > >>
>> > > >> On Wed, Jun 27, 2018 at 9:00 AM, Michael Rasmussen <
>> > michael at jamhome.us>
>> > > >> wrote:
>> > > >>
>> > > >> In another group, it was suggested I try Vuescan from
>> > > >>> https://www.hamrick.com/
>> > > >>> The free Linux download untars to three binaries.
>> > > >>>
>> > > >>> It just works.
>> > > >>>
>> > > >>> Now to, when I have time, figure out the issue with xsane.
>> > > >>>
>> > > >>>
>> > > >>> On 2018-06-26 18:37, Michael Rasmussen wrote:
>> > > >>>
>> > > >>> I've acquired an Epson V500 flatbed scanner. After immediate
>> install
>> > of
>> > > >>>> xsane and the Epson iscan drivers scanning does not work. I've
>> > added
>> > > >>>> myself to the scanner group and done a bit of unproductive
>> googling.
>> > > >>>>
>> > > >>>> The sympton can be summed up:
>> > > >>>>
>> > > >>>> michael at camper:~$ scanimage -L
>> > > >>>> device `epson:libusb:001:006' is a Epson flatbed scanner
>> > > >>>> michael at camper:~$ scanimage -T
>> > > >>>> scanimage: rounded value of br-x from -32768 to -32768
>> > > >>>> scanimage: rounded value of br-y from -32768 to -32768
>> > > >>>> scanimage: sane_start: Invalid argument
>> > > >>>> michael at camper:~$
>> > > >>>>
>> > > >>>> If you have a cluestick on what needs to be done, I'm ready for a
>> > > whack.
--
Michael Rasmussen, Portland Oregon
Be Appropriate && Follow Your Curiosity
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