epstool.htm

GSview 4.6 PostScript previewer。Ghostscript在MS-Windows, OS/2 and Unix下的图形化接口

  Author: Russell Lang, Ghostgum Software Pty Ltd
<br>
  Internet: gsview at ghostgum.com.au
</p>

<h2>
<a name="Other"></a>
Other tools
</h2>
<p>
Other tools that can add previews to EPS files are
</p>
<ul>
<li> <a href="http://www.cs.wisc.edu/~ghost/gsview/index.htm">GSview</A> 
    (same code as epstool)
<li> ps2epsi, which is part of <A HREF="http://www.cs.wisc.edu/~ghost/aladdin/index.html">Ghostscript</A>.
   This only adds Interchange previews.
<li> <a href="http://www.umich.edu/~archive/mac/util/text/ps2epsplus.sit.hqx">
     ps2epsplus</A> for creating Mac EPS files on a Mac.
<li> <a href="http://www.umich.edu/~archive/mac/util/unix/ps2epsmac1.3.shar">
     ps2epsmac</A> for creating Mac EPS files under Unix.

</ul>

<h2>
<a name="Revision"></a>
Revision History
</h2>
<h3>
2.3 2003-04-04
</h3>
<p>
  Release with GSview 4.4.
<br>
  This is an obsolete branch of epstool.  See epstool 3.0.
<h3>
2.2 2002-04-30
</h3>
<p>
  Release with GSview 4.3.
<br>
  Fixed bug in extracting a page.
<br>
  Handle single file DCS 2.0.
<br>
  Added '-k' to create a bitmap of the EPS.
<h3>
2.1 2002-02-07
</h3>
<p>
  Release with GSview 4.2.
<h3>
2.0 2001-11-23
</h3>
<p>
  Release with GSview 4.1.
<br>
  Remove %%BoundingBox from trailer when adding it to header.
<h3>
1.92 2001-10-20
</h3>
<p>
  Release with GSview 4.05 beta.
<br>
  Added -a<i>args</i> to separate arguments from -g.
  This is needed because program name is surrounded by
  quotes and so some shells were treating the arguments
  as part of the program name.
</p>
<h3>
1.91 2001-10-06
</h3>
<p>
  Release with GSview 4.03 beta.
</p>
<h3>
1.9 2001-07-27
</h3>
<p>
  Release with GSview 4.01 beta.
<br>
  Ignore DSC warnings with -e1, ignore DSC errors with -e2.
</p>
<h3>
1.8 2001-06-02
</h3>
<p>
  Release with GSview 4.0.
</p>
<h3>
1.7 2001-03-30
</h3>
<p>
  Allow DSC warnings to be ignored with -e.
</p>
<h3>
1.6 2000-12-28
</h3>
<p>
  Release with GSview 3.6.
<br>
  Write correct page ordinal when extracting a page.
<br>
  Correctly handle DOS EPS files again.
</p>
<h3>
1.5 2000-12-16
</h3>
<p>
  Release with GSview 3.5.
</p>
<h3>
1.32 2000-11-06
</h3>
<p>
  Updated DSC parser.
<br>
  Release with GSview 3.41 beta.
</p>
<h3>
1.4 2000-06-30
</h3>
<p>
  Fixed handling of files without trailers.
</p>
<h3>
1.3 2000-06-25
</h3>
<p>
  Put quotes around Ghostscript EXE name for Windows, OS/2 and Unix.
  Released with GSview 3.1.
</p>
<h3>
1.21 2000-06-15
</h3>
<p>
  Minor fixes for Linux build.
</p>
<h3>
1.2 2000-06-15
</h3>
<p>
  Release with GSview 3.0.
</p>
<h3>
1.10 2000-04-01
</h3>
<p>
  Fixes to DSC parser.
</p>
<h3>
1.09 2000-03-11
</h3>
<p>
  New DSC parser.
<br>
  Added #pragma pack(1) needed by MSVC++.
<br>
  Modified BMP reading so it works even if byte packing not used.
<br>,
  BMP reading might now work with big-endian architectures, so
  might be able to use BMP devices on Unix (if compiled into Ghostscript).
  (Untested).
</p>
<h3>
1.08 2000-02-15
</h3>
<p>
  Fixed incorrect switch statement in psfile_extract_header()
<br>
  Fixed -b -c to change the first line to EPS.
<br>
  Added -sWIDTHxHEIGHT for use with -b -c and large page sizes.
</p>

<h3>
1.07 1998-12-23
</h3>
<p>
  Cope with badly written EPS files that leave items on
  the stack or dictionary stack.
</p>

<h3>
1.06 1998-09-13
</h3>
<p>
  Page calculation for descending page order was wrong.
<br>
  If a multipage non-EPS file was used as input, the output
  didn't contain the correct single page (or copied garbage).
<br>
  Added macro for SUNOS4 to use bcopy instead of memmove.
</p>

<h3>
1.05 1997-12-09
</h3>
<p>
  When calculating the bounding box from a bitmap, round the
  area outwards by 0.5 pixels.
</p>

<h3>
1.04 1997-11-29
</h3>
<p>
  Released with GSview 2.4
</p>

<h3>
1.03 1997-09-22
</h3>
<p>
  TIFF4 preview didn't work from 24bit/pixel source bitmap.
<br>
  TIFF 6 packbits didn't compress properly for some data (and
  consquently caused heap corruption).
<br>
  Fixed TIFF 6 output when using palette (4 or 8 bit/pixel).
</p>

<h3>
1.02 1997-02-15
</h3>
<p>
  Removed requirement for EPS file to use showpage.
<br>
  Added -c to allow correction of %%BoundingBox
<br>
  When calculating %%BoundingBox, render to a page of letter
  width and A4 height.
<br>
  Avoid integer overflow on 16bit machines when calculating width 
  and height.
<br>
  If TEMP undefined, default to /tmp on Unix.
</p>

<h3>
1.01 1996-11-07
</h3>
<p>
  Release separate from GSview.  No code changes.
<br>
  Includes Win32 (epstool.exe) and OS/2 (epstool2.exe) EXEs.
</p>

<h3>
1.0 1996-10-13
</h3>
<p>
  Not a beta version.  Included with GSview 2.1.
</p>

<h3>
0.81 beta 1996-09-12
</h3>
<p>
  Added TIFF packbits compression.
<br>
  Added -zdevice.
<br>
  -t5 replaced by -t6u, -t6p.
<br>
  -wdevice replaced by -w -zdevice
<br>
  -ttiff3 replaced by -tg -ztiffg3
</p>

<h3>
0.8 beta 1996-09-09
</h3>
<p>
  Makefile target for Win32.
<br>
  Add WMF for all platforms.
<br>
  Removed restriction that structures must be byte aligned under Unix.
<br>
  Must still be byte aligned under DOS and OS/2.
<br>

<h3>
0.7 alpha 1995-10-20
</h3>
<p>
  Fixed a few error messages.
<br>
  Use @file to reduce Ghostscript command line length under MS-DOS and OS/2.
<br>
  Added -q option to GSview and -dQUIET option to Ghostscript command line 
  to allow EPS files to be written to stdout.
</p>

<h3>
0.6 alpha 1995-10-12
</h3>
<p>
  Delete temporary bmp file.
<br>
  Add user supplied preview to a DOS EPS file (which already had a
  preview) was wrong.
</p>

<h3>
0.5 alpha 1995-09-27
</h3>
<p>
  Put stdout into binary mode.
<br>
  Write placeable WMF header correctly on 32bit and big-endian machines.
</p>

<h3>
0.4 alpha 1995-09-15
</h3>
<p>
  Remove placeable WMF header when adding to EPS file, add placeable
<br>
  WMF header when extracting from EPS file.
</p>

<h3>
0.3 alpha 1995-09-14
</h3>
<p>
  First release separate from GSview.
</p>

<h2>
<a name="End"></a>
End of epstool documentation
</h2>
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