If you have access to a Unix machine, this might be of some help.
You can use Ghostscript to make a PCX file form your Postscript.
This can then be converted to a wide range of other formats via the PPM
format. The following PPM handling utilities are installed on our
Campus server.
giftoppm (1) - convert a GIF file into a portable pixmap
gouldtoppm (1) - convert Gould scanner file into a portable pixmap
ilbmtoppm (1) - convert IFF ILBM file into a portable pixmap
imgtoppm (1) - convert an Img-whatnot file into a portable pixmap
libppm (3) - functions to support portable pixmap programs
mtvtoppm (1) - convert output from the MTV or PRT ray tracers into a
portable pixmap
pcxtoppm (1) - convert a PCX file into a portable pixmap
pgmtoppm (1) - colorize a portable graymap into a portable pixmap
pi1toppm (1) - convert an Atari Degas .pi1 into a portable pixmap
picttoppm (1) - convert a Macintosh PICT file into a portable pixmap
pjtoppm (1) - convert an HP PaintJet file to a portable pixmap
ppm (5) - portable pixmap file format
ppm2tiff (1) - create aTIFF file from a PPM image file
ppmdither (1) - ordered dither for color images
ppmforge (1) - fractal forgeries of clouds, planets, and starry skies
ppmhist (1) - print a histogram of a portable pixmap
ppmmake (1) - create a pixmap of a specified size and color
ppmpat (1) - make a pretty pixmap
ppmquant (1) - quantize the colors in a portable pixmap down to a
specified number
ppmquantall (1) - run ppmquant on a bunch of files all at once, so they share
a common colormap
ppmrelief (1) - run a Laplacian relief filter on a portable pixmap
ppmtoacad (1) - convert portable pixmap to AutoCAD database or slide
ppmtogif (1) - convert a portable pixmap into a GIF file
ppmtoicr (1) - convert a portable pixmap into NCSA ICR format
ppmtoilbm (1) - convert a portable pixmap into an IFF ILBM file
ppmtopcx (1) - convert a portable pixmap into a PCX file
ppmtopgm (1) - convert a portable pixmap into a portable graymap
ppmtopi1 (1) - convert a portable pixmap into an Atari Degas .pi1 file
ppmtopict (1) - convert a portable pixmap into a Macintosh PICT file
ppmtopj (1) - convert a portable pixmap to an HP PaintJet file
ppmtopuzz (1) - convert a portable pixmap into an X11 "puzzle" file
ppmtorgb3 (1) - separate a portable pixmap into three portable graymaps
ppmtosixel (1) - convert a portable pixmap into DEC sixel format
ppmtotga (1) - convert portable pixmap into a TrueVision Targa file
ppmtouil (1) - convert a portable pixmap into a Motif UIL icon file
ppmtoxpm (1) - convert a portable pixmap into an X11 pixmap
ppmtoyuv (1) - convert a portable pixmap into an Abekas YUV file
qrttoppm (1) - convert output from the QRT ray tracer into a portable pixmap
rawtoppm (1) - convert raw RGB bytes into a portable pixmap
rgb3toppm (1) - combine three portable graymaps into one portable pixmap
sldtoppm (1) - convert an AutoCAD slide file into a portable pixmap
spctoppm (1) - convert an Atari compressed Spectrum file into a portable
pixmap
sputoppm (1) - convert an Atari uncompressed Spectrum file into a portable
pixmap
tgatoppm (1) - convert TrueVision Targa file into a portable pixmap
ximtoppm (1) - convert an Xim file into a portable pixmap
xpmtoppm (1) - convert an X11 pixmap into a portable pixmap
yuvtoppm (1) - convert Abekas YUV bytes into a portable pixmap
For instance, you could use ...
gs -sDEVICE=pcx256 -sOutputFile=junk.pcx junk.ps
pcxtoppm junk.pcx > junk.ppm
ppmtotiff junk.ppm > junk.tiff
Andrew Henry
School of Biology and Biochemistry
University of Bath
A.H.Henry at bath.ac.uk