On Thu, Aug 14, 2008 at 12:54 AM, Martin Langhoff
<martin.langhoff@gmail.com> wrote:
quoted text
> On Thu, Aug 14, 2008 at 3:26 AM, David Tweed <david.tweed@gmail.com> wrote:
>> FWIW, PDF format is a mix of sections of uncompressed higher level
>> ASCII notation and sections of compressed actual glyph/location data
>
> The PDF spec allows compression of the "text" sections - if a PDF is
> uncompressed, it's a good candidate for delta & compression.
> Unfortunately, within the same file you might have an embedded JPEG.

Sure, all I was pointing out was that even pdfs with compressed page
contents can look like uncompressed text from looking at the entropy
of the first 4k or 8k.

-- 
cheers, dave tweed__________________________
david.tweed@gmail.com
Rm 124, School of Systems Engineering, University of Reading.
"while having code so boring anyone can maintain it, use Python." --
attempted insult seen on slashdot
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