[X-Newbies] PDF file compression.

Brian Durant globetrotterdk at gmail.com
Thu Jan 4 13:06:20 PST 2007


Hi Robert,

http://www.unido.org/userfiles/PuffK/CorporateSocialResponsibility.pdf

On 1/4/07, Robert MacLeay <robertmacleay at mac.com> wrote:
> Much depends on what is stored in the file, and what version of the pdf
> standard was used originally.
>
> Adobe Acrobat Pro has a Reduce File Size feature which works as advertised.
> It works by (1) saving in a later, more efficient pdf format [which will
> make it unreadable by earlier pdf readers]; (2) drastically increasing the
> compression of included graphics; and (3) deleting duplicated elements.
> There may be other things it does as well.
>
> Note that the efficiency of this depends on the inefficiency of the program
> which originally created the document. In practice, I have seen MS
> Word-created pdfs shrunk to 10% of their original size, and Acrobat-created
> pdfs shrunk to 99% of their original size.  YMMV.
>
> Can you supply a link to the guilty document?
>
>  On 1/4/07 12:40 PM, "Brian Durant" <globetrotterdk at gmail.com> wrote:
>
> > I have a UN .pdf file that I would like to distribute online to a
> > social networking site. Unfortunately, the site only allows max 1 MB
> > uploads and of course the UN, being a bit of a talking shop, the .pdf
> > file weighs in at 2.3 MB. How can I get the file from a bloated 2.3 MB
> > to a svelte 1MB? I have tried Unarchiver and Guitar which are both
> > excellent utilities, but don't do the trick. I also don't want to
> > strip anything from the .pdf  as it then would no longer be the same
> > authorized file. I just need to be able to compress the hell out of
> > it.
> >
> > Any ideas??
> >
> > Cheers,
> >
> > Brian


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