tiff2bw: invalid option -- '-' LIBTIFF, Version 4.0.8 Copyright (c) 1988-1996 Sam Leffler Copyright (c) 1991-1996 Silicon Graphics, Inc. usage: tiff2bw [options] input.tif output.tif where options are: -R % use #% from red channel -G % use #% from green channel -B % use #% from blue channel -r # make each strip have no more than # rows -c lzw[:opts] compress output with Lempel-Ziv & Welch encoding -c zip[:opts] compress output with deflate encoding -c packbits compress output with packbits encoding -c g3[:opts] compress output with CCITT Group 3 encoding -c g4 compress output with CCITT Group 4 encoding -c none use no compression algorithm on output LZW and deflate options: # set predictor value For example, -c lzw:2 to get LZW-encoded data with horizontal differencing

tiff2bw: invalid option -- '-' LIBTIFF, Version 4.0.8 Copyright (c) 1988-1996 Sam Leffler Copyright (c) 1991-1996 Silicon Graphics, Inc. usage: tiff2bw [options] input.tif output.tif where options are: -R % use #% from red channel -G % use #% from green channel -B % use #% from blue channel -r # make each strip have no more than # rows -c lzw[:opts] compress output with Lempel-Ziv & Welch encoding -c zip[:opts] compress output with deflate encoding -c packbits compress output with packbits encoding -c g3[:opts] compress output with CCITT Group 3 encoding -c g4 compress output with CCITT Group 4 encoding -c none use no compression algorithm on output LZW and deflate options: # set predictor value For example, -c lzw:2 to get LZW-encoded data with horizontal differencing