[HarfBuzz] HarfBuzz HackFest report
ed.trager at gmail.com
Wed Nov 4 13:16:02 PST 2009
That's very exciting news! I also looked at Jonathan Kew's stuff on
using advanced OpenType features in the Firefox beta -- very cool!
I'm glad to see all the progress being made. Keep up the good work!
Best - Ed
On Wed, Nov 4, 2009 at 1:38 PM, Behdad Esfahbod <behdad at behdad.org> wrote:
> Hi all,
> Here's what I blogged today:
> Here is a quick update re HarfBuzz
> During May and August I finished rewriting the OpenType Layout engine to
> use mmap()ed font files. This is in Pango 1.26.x already. Pango and
> fontconfig also received a lot more optimization love. That deserves a
> long and separate blogpost. The net result is that the text stack's
> *memory usage is considerably lower* now. *All this goodness will be in
> the upcoming Fedora 12*.
> In October, I attended the 33rd Internationalization and Unicode
> Conference <http://freedesktop.org/wiki/Software/HarfBuzz> in San Jose
> to present the free software text stack (slides
> as well as present and promote HarfBuzz (slides
> That was a very fruitful event and I received lots of interest from many
> major industry players. With the liberal license that we are releasing
> HarfBuzz under, we expect broad adoption, which is exactly what we are
> looking for.
> This week, Jonathan Kew and myself are having a small HarfBuzz HackFest
> here in Mozilla's Toronto office. Here's what we have got done so far:
> * Jonathan has a version of Firefox using harfbuzz-ng (the codename
> for the rewrite) that has advanced layout features controlable
> through CSS. Very very cool stuff. He updated it to the latest
> harfbuzz-ng code.
> * I ripped harfbuzz-ng out of the Pango tree and into a standalone
> module. Finally! Took a couple hours of git surgery plus ten
> minutes to put together an autotools build system. Git clone URL
> is this <git://git.freedesktop.org/~behdad/harfbuzz-ng>. The
> harfbuzz-ng-external branch in Pango uses that as an external
> module. The plan is to reach a stable 1.0 release of harfbuzz-ng
> before next stable GNOME and most probably, Pango will require
> harfbuzz unconditionally (that is, on all platforms). Note that
> harfbuzz is NOT tied to FreeType, so you can use it with any
> rasterizer you have around.
> * We fixed all portability issues Jonathan had faced when compiling
> harfbuzz-ng with MSVC.
> * Jonathan is working on the shaper side, while I'm working on the
> API and pulling it all together.
> * I added glue code for using harfbuzz-ng with glib, ICU, and FreeType.
> * Lots of API and design review.
> At the rate this is developing, by the end of the week we should have
> basic shaper (Latin, Cyrillic, CJK, ...) and Arabic+Syriac working
> perfectly and tackling Indic family. We're closer to 1.0 than you may
> Posted By behdad to McEs, A Hacker Life
> <http://mces.blogspot.com/2009/11/harfbuzz-hackfest.html> at 11/04/2009
> 11:55:00 AM
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