4.PRINTING FROM UNIX/Linux
Printing From Application 173
4 PRINTING FROM UNIX/Linux
Halftone
This sets the appropriate processing on halftone images. The halftone can be selected using the following options.
Example: The command to set the auto halftone for the print job is “lp -o halftone=AUTO <filename>”
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.
Example: The command to set the black overprint mode for the print job is “lp -o blackoverprint=1 <filename>”
Color Balance
The Color Balance can be selected using the following options.
Example: The command to set “1” to the color balance for black toner for the print job is “lp -o CBK=1 <filename>”
Image Attributes
The Image Attributes can be selected using the following options.
Example: The command to set “1” to the brightness for the print job is “lp -o brightness=1 <filename>”
Option Value Alternate Value Description
halftone=AUTO Set the proper halftone depending on the contents in
the document automatically.
halftone=DETAIL Set the halftone in detail.
halftone=
SMOOTH
Set the halftone smoothly.
Option Value Alternate Value Description
blackoverprint=0 Disable the black over print mode.
blackoverprint=1 Enable the black over print mode.
Option Value Alternate Value Description
CBC=value Specify the color density of cyan toner. You can specify
the following values:
-4, -3, -2, -1, 0, 1, 2, 3, 4
CBM=value Specify the color density of magenta toner. You can
specify the following values:
-4, -3, -2, -1, 0, 1, 2, 3, 4
CBY=value Specify the color density of yellow toner. You can
specify the following values:
-4, -3, -2, -1, 0, 1, 2, 3, 4
CBK=value Specify the color density of black toner. You can specify
the following values:
-4, -3, -2, -1, 0, 1, 2, 3, 4
Option Value Alternate Value Description
brightness=value Specify the brightness. You can specify the following
values:
-4, -3, -2, -1, 0, 1, 2, 3, 4
contrast=value Specify the contrast. You can specify the following
values:
-4, -3, -2, -1, 0, 1, 2, 3, 4
saturation=value Specify the saturation. You can specify the following
values:
-4, -3, -2, -1, 0, 1, 2, 3, 4
sharpness=value Specify the sharpness. You can specify the following
values:
-4, -3, -2, -1, 0, 1, 2, 3, 4
backgroundadjus
tment=value
Specify the background adjustment. You can specify
the following values:
-4, -3, -2, -1, 0, 1, 2, 3, 4