tiffmedian: invalid option -- '-' LIBTIFF, Version 4.0.8 Copyright (c) 1988-1996 Sam Leffler Copyright (c) 1991-1996 Silicon Graphics, Inc. usage: tiffmedian [options] input.tif output.tif where options are: -r # make each strip have no more than # rows -C # create a colormap with # entries -f use Floyd-Steinberg dithering -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 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

tiffmedian: invalid option -- '-' LIBTIFF, Version 4.0.8 Copyright (c) 1988-1996 Sam Leffler Copyright (c) 1991-1996 Silicon Graphics, Inc. usage: tiffmedian [options] input.tif output.tif where options are: -r # make each strip have no more than # rows -C # create a colormap with # entries -f use Floyd-Steinberg dithering -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 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