[pdftex] Reducing the number of font descriptors (was: Font subsetting with PDFs from InDesign?)

Martin Schröder martin at oneiros.de
Sat Jul 12 01:20:14 CEST 2008

2008/7/11 Thanh Han The <hanthethanh at gmail.com>:
> for pdftex it's rather difficult. If you want to merge font
> descriptors, you must:
> - make sure the encodings/charwidths/... are the same;
> - decode page contents and parse them, and rename the font tags if
> needed to avoid collision;
> - maybe a few things more...
> since it's hard to get this right, it's very unlikely pdftex will
> support this, since we want pdf inclusion to be stable.


I'm thinking about a stand alone application that can identify and
merge identical fonts (same basefont, same fontdescriptor etc.).
At least for pdffonts and Acrobat two fonts are equal only if the
entries in /Resources -> /Font point to the same object.


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