TIFF to PDF (slightly OT, but for a good cause :-))

From: Robert Krten <root_at_parse.com>
Date: Mon Jul 21 13:12:10 2003

Antonio Carlini sez...
>
> > I have the chance to pay some money and get my 17x22" PDP-8/I
> > schematics scanned, but they only offer TIFF output. These
> > will be scanned in 400 DPI mode and put on the web. These
> > are a newer revision than the ones posted on the web.
>
> > What I'd *really* like to do is convert them from TIFF to PDF
> > and bind them into multi-page PDFs instead of the
> > one-per-page TIFF files that I'll get from the scanning house.
>
> 1-bit depth works for all text that I've come across. Sometimes
> 8-bit or so helps with photos, but even there I used to scan in
> 1-bit and rescan those few pages that did not come out too well.
> This may not be an option for you.
>
> Once you have the final tiffs, you can convert to G4-encoded
> TIFF (maybe they'll come that way anyway if you ask nicely,
> worth a try since you are paying!)
>
> > Any volunteers? Suggestions for *free* software than runs on
> > FreeBSD or, worst case, Windoze?
>
> Well c4topdf will turn G4 encoded TIFF into multipage PDF. It may
> turn non-G4 TIFF into G4-TIFF on the fly too, but if it does not,
> then ImageMagik will (but seems dreadfully slow to me).
>
> I used Acrobat 5 to do TIFF->G4-TIFF and Acrobat 4 to do multiple
> TIFFs to one PDF, but then I was doing this in the office so I
> didn't have to shell out for the s/w.
>
> Here in the UK, A3 (really 11x17) scanners are coming down to
> reasonable levels. It might be cheaper to buy a scanner and
> stand in front of it for an hour than pay commercial rates
> to get the job done. Even better, you might find someone
> on list offering to do the job if you pay the return
> postage (I'd offer but I'm (probably) not in the right
> continent and, more importantly, I no longer have access to
> a suitable sheet-feed scanner).

Actually, the scanning was quite reasonable. I had 22 pages
done, and it cost me CAD$35 -- not too bad when you consider
what postage would have cost, and they emailed me the files
right away.

http://www.parse.com/~pdp8/pdp8i/drawings.html

Cheers,
-RK

--
Robert Krten, PARSE Software Devices +1 613 599 8316.
Realtime Systems Architecture, Consulting and Training at www.parse.com
Looking for Digital Equipment Corp. PDP-1 through PDP-15 minicomputers!
Received on Mon Jul 21 2003 - 13:12:10 BST

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