[pdftex] Re: screen versions

Luigi Ballabio luigi.ballabio at riskmap.net
Fri Dec 1 09:45:02 CET 2000


At 06:16 PM 11/30/00 +0100, Hans Hagen wrote:
>At 12:33 PM 11/30/00 +0100, Thierry Bouche wrote:
> >how people on this list do manage print/screen versions regarding
> >bitmaps?
> >
> >The specific case study is the following: i have a document assembled
> >which includes many types of images (vector PDF, JPEG and PNG) from
> >various sources, I had to scale down some bitmaps, or use them at
> >their natural size.
> >
> >the pdftex file is 10 Mb
> >I generate a laser-print version at 600 dpi with distiller -> 1.2 Mb
> >I make an optimized version for web delivery -> 12 Mb...
> >
> >Of course I want the hypertext for the screen version, so I can't ask
> >distiller to downsample the PDF to say 100 dpi.
> >
> >the simplest solution would be to generate low-res bitmaps but that
> >pdftex views at the same size as the original ones when including:
> >what are the available (batch) solutions to this problem?
>
>You may consider dual res figures [see supp-pdf.tex and search for
>\pdfimages, plural]. That way you get a low res on the screen and the high
>res is only used for printing. Both are in the file, but only the low res
>are send when viewing.

But his file will still be 12 Mb - even larger since the low-res version of 
the images will be included too. Not exactly optimized for web delivery :)

Bye,
         Luigi





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