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Chapter 8: Output Methods
Ghostscript
Ghostscript, which was touched upon earlier in this chapter, is thought by many to simply
be clone PostScript. It is far more than that. ose who use Mac OS X or Windows as
their OS take it for granted that support for many things are built-in at the OS level, such
as support for OpenType fonts and the ability to run a wide variety of applications that
author, view, and print PDF les. Some OSes, such as Linux, do not have such capabilities
built in.
Ghostscript is an interpreter for the PostScript page-description language, with the abil-
ity to view and print PostScript les. Its latest versions include facilities for creating PDF
les from PostScript les, much like Acrobat Distiller, and to subsequently view and print
them. Ghostscript also supports a wide variety of font formats.
If you use Linux or are considering Linux as your OS, I strongly encourage you to explore
what features and functionality Ghostscript oers.
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OpenType and TrueType
anks to cooperation and collaboration by Adobe Systems, Apple, and Microso, the
latest OSes, specically Mac OS X and Windows, provide equal footing for OpenType and
TrueType fonts. It is now possible to build a single font le that serves both platforms, and
potentially other platforms, such as Linux and mobile devices.
In Chapter 6 we discussed TrueType as a font format, but here we discuss T