Table 2.4 Cambination of IPC ¬ features
Generic
name of
function
Name of function
When disable
Halftone procese
Main
window
Sub
window
When enable Halftone procese
Ditherd
Main
window
Sub
window
Error diffusion
Main
window
Sub
window
DTC
(*1)
Threshold curve
smoothing mode
filtering mode
noise removing
S NS S (*2) NS S (*2) NS
IPC Image emphasis S S S S S S
Outline extraction S (*3) S (*3) NV NV NV NV
Automatic
Separation
S (*4) S (*4) S (*4) S (*4) S (*4) S (*4)
Overlay S (*5) S (*5) NV NV NV NV
Simplified dynamic
shreshold
S (*6) S (*6) NV NV NV NV
Inversion S S S S S S
Mirror image S NS S NS S NS
Zooming S NS S NS S NS
S : Selectable
NS : Not Selectable
NV : Selectable but does nothing (Invalid)
*1 : When the DTC operates, the IPC functions can be specified by the image
control and sub>window control registers, but IPC functions are disabled.
*2 : A satisfactory image can not be obtained.
*3 : When image emphasis is specified, outline extraction is disabled.
*4 : When outline extraction is specified, automatic separation is disabled.
*5 : When outline extraction or automatic separation is specified, overlay is
disabled.
*6 : When outline extraction or overlay is specified, simplified dynamic thre>
shold is disabled.
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