-b <basename>: output file root name when using symbol coding

-d --duplicate-line-removal : use TPGD in generic region coder

-p --pdf : produce PDF ready data

-s --symbol-mode : use text region, not generic coder

-t <threshold>: set classification threshold for symbol coder (def: 0.92)

-w <weight>: set classification weight for symbol coder (def: 0.50)

-T <bw threshold>: set 1 bpp threshold (def: 200)

-G --global : use global BW threshold on 8 bpp images;

-r --refine : use refinement (requires -s : lossless)

-O <outfile>: dump thresholded image as PNG

-2 : upsample 2x before thresholding

-4 : upsample 4x before thresholding

-S : remove images from mixed input and save separately

-j --jpeg-output : write images from mixed input as JPEG

-a --auto-thresh : use automatic thresholding in symbol encoder

-D --dpi : force dpi

--no-hash : disables use of hash function for automatic thresholding

-V --version : version info

-v : be verbose