-0, --compression-level-0, --fast  Synonymous with -l 0 -b 1152 -r 3
  -1, --compression-level-1          Synonymous with -l 0 -b 1152 -M -r 3
  -2, --compression-level-2          Synonymous with -l 0 -b 1152 -m -r 3
  -3, --compression-level-3          Synonymous with -l 6 -b 4096 -r 4
  -4, --compression-level-4          Synonymous with -l 8 -b 4096 -M -r 4
  -5, --compression-level-5          Synonymous with -l 8 -b 4096 -m -r 5
  -6, --compression-level-6          Synonymous with -l 8 -b 4096 -m -r 6
  -7, --compression-level-7          Synonymous with -l 8 -b 4096 -m -e -r 6
  -8, --compression-level-8, --best  Synonymous with -l 12 -b 4096 -m -e -r 6