$ apt-get install imagemagick netpbm $ pngtopnm input.png | pnmtotiffcmyk -none > output_temp.tif $ convert output_temp.tif -density 356.006 output.tif $ convert output.tif -profile isocoated.icc output_iso.tif
$ identify -verbose output_iso.tif|egrep "(Colorspace|Geometry|Resolution|ISO)" Geometry: 1513x1079+0+0 Resolution: 356.006x356.006 Colorspace: CMYK ISO Coated v2 300% (ECI)