Qnap [ Ghostscript ] [ CLI ] [ 9.50 ] Add Ghostscript command line and ghostscript fonts to your NAS

 gs --help
GPL Ghostscript 9.50 (2019-10-15)
Copyright (C) 2019 Artifex Software, Inc.  All rights reserved.
Usage: gs [switches] [file1.ps file2.ps ...]
Most frequently used switches: (you can use # in place of =)
 -dNOPAUSE           no pause after page   | -q       `quiet', fewer messages
 -g<width>x<height>  page size in pixels   | -r<res>  pixels/inch resolution
 -sDEVICE=<devname>  select device         | -dBATCH  exit after last file
 -sOutputFile=<file> select output file: - for stdout, |command for pipe,
                                         embed %d or %ld for page #
Input formats: PostScript PostScriptLevel1 PostScriptLevel2 PostScriptLevel3 PDF
Default output device: bbox
Available devices:
   ap3250 atx23 atx24 atx38 bbox bit bitcmyk bitrgb bitrgbtags bj10e bj200
   bjc600 bjc800 bmp16 bmp16m bmp256 bmp32b bmpgray bmpmono bmpsep1 bmpsep8
   ccr cdeskjet cdj500 cdj550 cdjcolor cdjmono cfax cif cljet5 cljet5c
   cljet5pr coslw2p coslwxl declj250 deskjet devicen dfaxhigh dfaxlow
   display dj505j djet500 djet500c dnj650c eps2write eps9high eps9mid epson
   epsonc escp faxg3 faxg32d faxg4 fpng fs600 gprf hl7x0 ibmpro ijs imagen
   inferno ink_cov inkcov itk24i itk38 jetp3852 jpeg jpegcmyk jpeggray
   laserjet lbp8 lips3 lj250 lj3100sw lj4dith lj4dithp lj5gray lj5mono
   ljet2p ljet3 ljet3d ljet4 ljet4d ljet4pjl ljetplus lp2563 lp8000 lq850
   lxm5700m m8510 mgr4 mgr8 mgrgray2 mgrgray4 mgrgray8 mgrmono miff24 necp6
   nullpage oce9050 oki182 okiibm paintjet pam pamcmyk32 pamcmyk4 pbm pbmraw
   pclm pcx16 pcx24b pcx256 pcxcmyk pcxgray pcxmono pdfimage24 pdfimage32
   pdfimage8 pdfwrite pgm pgmraw pgnm pgnmraw photoex picty180 pj pjetxl
   pjxl pjxl300 pkm pkmraw pksm pksmraw plan plan9bm planc plang plank planm
   plib plibc plibg plibk plibm png16 png16m png256 png48 pngalpha pnggray
   pngmono pngmonod pnm pnmraw ppm ppmraw ps2write psdcmyk psdcmyk16
   psdcmykog psdrgb psdrgb16 pxlcolor pxlmono r4081 rinkj sj48 spotcmyk
   st800 stcolor t4693d2 t4693d4 t4693d8 tek4696 tiff12nc tiff24nc tiff32nc
   tiff48nc tiff64nc tiffcrle tiffg3 tiffg32d tiffg4 tiffgray tifflzw
   tiffpack tiffscaled tiffscaled24 tiffscaled32 tiffscaled4 tiffscaled8
   tiffsep tiffsep1 txtwrite uniprint xcf xpswrite
Search path:
   %rom%Resource/Init/ : %rom%lib/ :
   /usr/local/share/ghostscript/9.50/Resource/Init :
   /usr/local/share/ghostscript/9.50/lib :
   /usr/local/share/ghostscript/9.50/Resource/Font :
   /usr/local/share/ghostscript/fonts :
   /usr/local/share/fonts/default/ghostscript :
   /usr/local/share/fonts/default/Type1 :
   /usr/local/share/fonts/default/TrueType : /usr/lib/DPS/outline/base :
   /usr/openwin/lib/X11/fonts/Type1 : /usr/openwin/lib/X11/fonts/TrueType
Initialization files are compiled into the executable.