An alternative mode
  Gdvips -T 14in,14in -Ppdf -mode epstypro -D 360 -f %%1 -pp %%2 > zz%%4.ps
A Netpbm-based script (src)
  Ggs -sDEVICE=ppm -sOutputFile=zz%%4.ppm -q -dbatch -dNOPAUSE zz%%4.ps -c quit
  Gmv zz%%4.ppm yz%%4.ppm
  Gpnmcrop yz%%4.ppm > zz%%4.ppm
  Gppmtogif -interlace -transparent 1,1,1 zz%%4.ppm > %%3
A PDF-based script (ps2pdf)
  Gdvips -mode ibmvga -D 110 -f %%1 -pp %%2 > zz%%4.ps
  Gps2pdf zz%%4.ps zz%%4.pdf
  Gconvert -crop 0x0 -density 110x110 -transparent '#FFFFFF' zz%%4.pdf %%3