Oki CX4545MFP Printing Guide - Page 182

4 PRINTING FROM UNIX/Linux  Image Quality Type The Image Quality Type can be selected using the following options. Option Value iqnormal iqphoto iqpresen iqlineart Alternate Value Description Set the proper image quality for printing a general color document. Set the proper image quality for printing photos. Set the proper image quality for printing a vivid document. Set the proper image quality for printing a document containing a lot of characters or line art. Example: The command to set the normal quality type for the print job is "lp -o iqnormal " This option is available only when you have either the ES9460 MFP/ES9470 MFP/CX3535 MFP/CX4545 MFP.  Halftone This sets the appropriate processing on halftone images. The halftone can be selected using the following options. Option Value halftone=AUTO halftone=DETAIL halftone= SMOOTH Alternate Value Description Set the proper halftone depending on the contents in the document automatically. Set the halftone in detail. Set the halftone smoothly. Example: The command to set the auto halftone for the print job is "lp -o halftone=AUTO "  Black Overprint This sets whether to print background content that has black text overlaid on it. If this is enabled, the gap between the text and the background is minimized and color deviation is prevented. This mode can be selected using the following options. Option Value blackoverprint=0 blackoverprint=1 Alternate Value Description Disable the black over print mode. Enable the black over print mode. Example: The command to set the black overprint mode for the print job is "lp -o blackoverprint=1 " This option is available only when you have either the ES9460 MFP/ES9470 MFP/CX3535 MFP/CX4545 MFP. 180 Printing From Application