* カラープロファイル [#z97f8833] - A New Color Architecture for Ghostscript -- https://wiki.linuxfoundation.org/images/7/71/A_New_Color_Architecture_for_Ghostscript.pdf - Embed ICC color profile in PDF -- https://stackoverflow.com/questions/31591554/embed-icc-color-profile-in-pdf gs -o cmyk-doc.pdf \ -sDEVICE=pdfwrite \ -dOverrideICC=true \ -sDefaultCMYKProfile=/path/to/mycmykprofile.icc \ -sOutputICCProfile=/path/to/mydeviceprofile.icc \ -dRenderIntent=3 \ -dDeviceGrayToK=true \ input-doc.pdf |