Hi Graeme, I've got some unexpected results using tiffgamut -fThe example relates to Marco Ugolini's example posted to Apple's ColorSync users list:
tiffgamut -ir -pj -cmt -dmt -f50 -Of50.gam 1_Axe_Source_RGB_File.tif 1_Axe_Source_RGB_File.tif
tiffgamut -ir -pj -cmt -dmt -f70 -Of70.gam 1_Axe_Source_RGB_File.tif 1_Axe_Source_RGB_File.tif
tiffgamut -ir -pj -cmt -dmt -f100 -Of100.gam 1_Axe_Source_RGB_File.tif 1_Axe_Source_RGB_File.tif
viewgam -i returns: 'f100.gam' volume = 55767.0 cubic units 'f70.gam' volume = 19745.8 cubic units 'f50.gam' volume = 30817.6 cubic units what's going wrong? Klaus