Re: Beta page (pdfs)
От | Bruce Momjian |
---|---|
Тема | Re: Beta page (pdfs) |
Дата | |
Msg-id | 201009162314.o8GNEcP24111@momjian.us обсуждение исходный текст |
Ответ на | Re: Beta page (pdfs) (Tom Lane <tgl@sss.pgh.pa.us>) |
Ответы |
Re: Beta page (pdfs)
Re: Beta page (pdfs) |
Список | pgsql-www |
Tom Lane wrote: > Greg Smith <greg@2ndquadrant.com> writes: > > Tom Lane wrote: > >> The PDF format specs are public (and even an ISO standard now) --- but > >> considering that 1.7 is only a couple of years old, it's fair to worry > >> about how much software can read it successfully. > > > https://bugs.freedesktop.org/show_bug.cgi?id=20490 answers this question > > suggesting a big thumbs-down, > > There's a version history at > http://en.wikipedia.org/wiki/Portable_Document_Format#Versions > that shows the main changes between successive PDF versions. > I don't actually see much related to compression since 1.4, > other than adding JPEG2000 image compression which would certainly > not help any for our docs. > > So at this point I'm wondering if the reported size difference is > really PDF-version-related or just indicates inefficiency in the output > from pdfjadetex. If the latter, it might be fixable without creating > compatibility problems. It's not something that interests me enough > to put work into, though. Someone optimized our PDFs using Acrobat Pro 7 for Postgres 8.1: http://archives.postgresql.org/pgsql-advocacy/2005-11/msg00067.phphttp://archives.postgresql.org/pgsql-advocacy/2005-12/msg00007.php This was to speed up rendering, but it might have reduced file size too. Are we doing this with our current docs? -- Bruce Momjian <bruce@momjian.us> http://momjian.us EnterpriseDB http://enterprisedb.com + It's impossible for everything to be true. +
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