Hi

New versions of 'ghostscript/libgs8/libgs-devel' have been uploaded to a server 
near you.


DESCRIPTION:
============
GNU Ghostscript is Postscript interpreter capable of converting PS
files into a number of printer output formats.  Ghostscript can also
render PS files into a number of graphics file formats.


Cygwin NEWS:
============

 o Update to latest upstream
 o gs -h displayed the wrong documentation directory

ghostscript NEWS:
=================


This is the fourth scheduled release in the stable Ghostscipt 8.6x series. It 
corresponds to the 1.53 release of GhostPDL.

Approximately 238 bugs have been fixed since version 8.62. Of particular note 
are robustness and performance improvements with large files, invalid PDF, and 
font handling.

The major new feature of this release is multithreaded rendering. This can be 
requested by passing -dNumRenderingThreads=n on the command line. The input 
document is first
parsed, and then each page is split into n bands which are rendered 
concurrently. This can provide a significant reduction in processing time on 
multi-core systems.

Images are now always interpolated in their source colorspace. This improves 
correctness for XPS documents and avoids bypassing the custom color management 
callbacks for
interpolated images. Interpolation and color management are both expensive 
operations, so this affects performance with large images. The effect can be 
positive or negative
depending on the file and the target resolution. If performance is a problem, 
we suggest running with -dNOINTERPOLATION.

Support for OpenPrinting Vector devices has been upgraded to version 1.0.

There are two new devices in this release, both experimental. Behdad Esfahbod 
has contributed a cairo output device which uses the cairo graphics library to 
generate PDF, SVG,
EPS, or PNG files, based on the requested filename extension. The svgwrite 
device directly outputs Scalable Vector Graphics, the W3C XML vector graphics 
format. Both support only
vector art at this point; text and images will not be represented efficiently.


Incompatible changes

The maximum number of color components has been reduced to 8 (from 252) as a 
performance improvement. Eight is the largest number commonly used and the 
largest number for which
we support continuous tone images. Users with special needs can restore the 
previous behavior by setting the GS_CLIENT_COLOR_MAX_COMPONENTS preprocessor 
symbol to the required
number of components at compile time.

The -Z: debugging option now uses 'realtime' instead of 'usertime' when 
reporting timing information on unix-like systems. This has always been the 
case on windows-like systems.

Obsolete makefiles for the DesqView environment have been removed. 


UPDATE:
=======
To update your installation, click on the "Install Cygwin now" link on the
http://cygwin.com/ web page.  This downloads setup.exe to your system.
Save it and run setup, answer the questions and pick up 'ghostscript' from
the 'Graphics' category (it should already be selected).

DOWNLOAD:
=========
Note that downloads from sources.redhat.com (aka cygwin.com) aren't
allowed due to bandwidth limitations.  This means that you will need to
find a mirror which has this update, please choose the one nearest to you:
http://cygwin.com/mirrors.html

QUESTIONS:
==========
If you want to make a point or ask a question the Cygwin mailing list is
the appropriate place.

--
Dr. Volker Zell
volunteer cygwin ghostscript maintainer

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