[vlc-devel] [PATCH] freetype: render Arabic diacritics properly

[Salah Shaaban]

Thank YOU jb, and all you guys for such a wonderful application.


On Tue, Jan 6, 2015 at 5:22 PM, Jean-Baptiste Kempf <jb at videolan.org> wrote:

> On 06 Jan, Salah Shaaban wrote :
> > I actually selected this range based on Arabic keyboards. If you look in
> > the unicode charts there are probably hundreds of such diacritics, most
> of
> > which I haven't even heard of :)
>
> :D
>
> > Some of them, I guess, are archaic. Others are used only in holy
> scriptures
> > (the Koran).
>
> Not surprised. (Btw, I thought the official way in English was to write
> Quran).
>
> > The Hamza on the other hand is so common it's actually not a diacritic on
> > keyboards, instead you find (Alef with Hamza above) and (Alef with Hamza
> > below) but it's actually a single character. You can't, say, delete the
> > Hamza and leave the Alef.
>
> Ah, that makes sense then. Once again, my lack of Arabic knowledge
> limited me. I thought Hamza was a diacritic in some cases.
>
> > There is also another range much like the one I specified in the patch,
> > which is specified in the "Arabic Presentation Forms-B" unicode chart
> > (FE70–FEFF), it's redundant, and I haven't encountered any of its
> > characters so far. And there it says:
> >
> > "Preferred characters are found in the Arabic block 0600 -
> > 06FF. Some of these characters are used for Arabic
> > mathematics where contextual shape variations are
> > important semantically."
> >
> > It's actually rather confusing.
>
> Of course not! It's Unicode, UTF-8, Bidirectional and glyphs, how could
> it be confusing? :D :)
>
> > The range specified in the patch seems to handle all subtitle files I
> find
> > on the Internet.
>
> Thanks a lot.
>
> Now, we need a way to fallback from the main fonts on Windows, and all
> will be cool for Arabic users.
>
> With my kindest regards,
>
> --
> Jean-Baptiste Kempf
> http://www.jbkempf.com/ - +33 672 704 734
> Sent from my Electronic Device
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