[Gs-devel] More on PMingLiu font
ray at artifex.com
Tue Nov 13 09:44:42 PST 2001
Dan & others,
If David Turner can tell us why NO_APPLE_PATENT should avoid
infringement on the relevant Apple TT patents, and our lawyer
concurs, then we have a viable solution for handling the 'trick'
Asian fonts that (mis)use the bytecode instructions to form
This is good news indeed!
Artifex failed to sign one customer due to the inability to
handle this and we have a bug report from open from another
customer with this same issue.
Once CIDFont subustitution is in place, Ghostscript may be
more widely used in the Asian market, so this capability is
Thank you all, especially Peter and M P Suzuki and Raph, for
your perserverance in investigating this.
Dan Coby wrote:
> Thank you for the information. The problems are now very obvious.
> The next question is: What do we do? Miles has spent considerable
> effort at trying to get permission to use Adobe's TTF patents and
> has had no success.
> -----Original Message-----
> From: gs-devel-admin at ghostscript.com
> [mailto:gs-devel-admin at ghostscript.com]On Behalf Of suzuki toshiya
> Sent: Tuesday, November 13, 2001 1:43 AM
> To: gs-devel at ghostscript.com
> Subject: Re: [Gs-devel] More on PMingLiu font
> >>Can I build FreeType2 with bytecode interpreter without Apple's patent?
> >I believe that if you *define* NO_APPLE_PATENT and also define
> >TT_CONFIG_OPTION_BYTECODE_INTERPRETER, you will get a bytecode interpreter
> >that does not use Apple's patented algorithms.
> OK. Attached example is generated by FreeType2 which both of
> TT_CONFIG_OPTION_BYTECODE_INTERPRETER and NO_APPLE_PATENT are defined.
> The result looks good.
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