[pdftex] Producing PDF/X-1a:2001

Heiko Oberdiek oberdiek at uni-freiburg.de
Sat Jun 6 06:13:11 CEST 2009

On Fri, Jun 05, 2009 at 05:25:08PM -0500, Karl Berry wrote:

> Again I haven't tried it, but I speculate that you could get PDF 1.3
> output by setting \pdfminorversion=3.

No. It only declares that the output file is PDF-1.3, but it doesn't
have other effects. Especially higher features aren't forbidden, there
can be lots of them inside the file without getting a warning or
an error message.

> I doubt there is any feasible way
> to get PDF/X out of pdftex, though.

Because of \pdfobj and friends pdfTeX would have to become
both an PDF interpreter and validator.

Yours sincerely
  Heiko <oberdiek at uni-freiburg.de>

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