xmlgraphics-fop-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From mehdi houshmand <med1...@gmail.com>
Subject Re: POstScrit Fonts
Date Fri, 20 Jan 2012 06:57:06 GMT
Hi Craig,

I don't know if you've already looked at this, but these are specs you
need to look at:

http://www.adobe.com/devnet/font.html

The 5014 CIDFont files spec is particularly important.

Hope that helps

Mehdi

On 20 January 2012 01:59, Craig Ringer <ringerc@ringerc.id.au> wrote:
> On 19/01/12 19:54, Chris Bowditch wrote:
>> That's true of FOP trunk, but we have developed advanced font support
>> for Postscript in a branch named TTFinPostscript, which we've
>> successfully used to generate Chinese and Thai output. If you checkout
>> and compile the branch you can use the feature too. Although I believe
>> there are a few bugs which are fixed by a (as yet unapplied) patch in
>> Bugzilla. So if you run into a bug using the branch you will need to
>> apply the patch.
>>
> Ooh, that's promising. I'll check it out.
>
> (On a side note, I wonder if fop'll move to git at any point?
> Bugzilla-patch -> svn branch isn't the most fun workflow for
> non-committer contributors).
>
>>> I'm working on implementing font subset merging in fop-pdf-image, or at
>>> least font re-embedding, but it's quite complicated to do and will take
>>> time, esp as I have to get this project out the door and working ASAP so
>>> I can't put too much time into that right now. I seem to be hitting
>>> another limitation whenever I find a workaround for one, though.
>>
>> We've discussed this before. Mehdi sent Jeremias a patch offlist to
>> partially resolve this, but its only for fonts within the same input
>> PDF. If you have lots of smaller PDFs then the fonts won't be
>> de-duplicated. If you do get round to developing a more advanced
>> de-duplication then we'd love to see a patch :-) If you need Mehdi's
>> patch then feel free to yell and I'm sure Mehdi will happily post it
>> here.
>
> I'd love a copy, yeah. I'm not sure how much it'll help, as font merging
> across PDFs requires more information to be shared between image plugin
> invocations than is currently possible and requires image plugins to be
> notified just before the trailer and resource dict are written out, too.
>
> The biggest problem will be the logic of actually merging subsets,
> though. I'm finding it astonishingly hard to find good information on
> how fonts are actually subset for PDF - the PDF ref doesn't say much at
> all about how the actual embedded font file is altered for subsetting.
>
> --
> Craig Ringer
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: fop-users-unsubscribe@xmlgraphics.apache.org
> For additional commands, e-mail: fop-users-help@xmlgraphics.apache.org
>

---------------------------------------------------------------------
To unsubscribe, e-mail: fop-users-unsubscribe@xmlgraphics.apache.org
For additional commands, e-mail: fop-users-help@xmlgraphics.apache.org


Mime
View raw message