Ricoh INFOPRINT XT GLD0-0025-01 User Manual

Page 25

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Grayscale

substitution

for

Xerox

shading

InfoPrint

XT

can

interpret

and

convert

Xerox

shading

patterns

and

characters

to

grayscale.

This

improves

the

overall

visual

results

and

increases

the

readability

for

any

text

that

is

superimposed

on

the

shading.

These

restrictions

apply

to

grayscale

substitution

when

you

use

the

xshading

conversion

parameter

or

the

-c

option

of

the

pdxtloadres

command:

v

Grayscale

interpretation

of

Xerox

standard

shading

is

only

useful

with

printers,

archival

solutions,

and

viewing

solutions

that

support

Logical

Page

and

Object

Area

Coloring.

v

In

FRM

conversion,

this

enhancement

is

only

effective

for

shading

that

is

accomplished

by

the

SHADING

LIGHT

|

MEDIUM

|

HEAVY

parameter

of

the

BOX

FSL

command.

It

has

no

effect

on

conversion

of

highlight

color

shading

that

is

accomplished

by

the

FILL

parameter

of

the

BOX

FSL

command.

v

In

data

stream

conversion,

this

enhancement

is

only

effective

for

shading

that

is

accomplished

by

the

use

of

the

shading

characters

in

FORMS$,

FORMSX,

or

ISISPX

fonts.

The

shading

enhancement

has

no

affect

on

shading

that

is

produced

by

text

fonts,

custom

fonts,

or

graphics

fonts.

v

When

converting

data

streams

that

use

the

FILE

DJDE

to

specify

one

or

more

inline

FRMs,

this

enhancement

controls

how

InfoPrint

XT

interprets

shading

in

all

the

inline

FRMs

in

the

job,

regardless

of

whether

the

input

data

stream

is

LCDS

or

metacode.

v

The

dot

patterns

in

certain

Xerox

standard

shading

code

points

do

not

fill

the

entire

area

that

the

code

point

represents,

which

leaves

white

space

on

one

or

more

sides.

The

grayscale

that

InfoPrint

XT

generates

for

these

and

other

Xerox

shading

code

points

fills

the

entire

area

and

leaves

no

white

space.

In

certain

shading

configurations,

this

can

cause

solid

grayscale

areas

to

look

larger

than

their

dot

pattern

counterparts.

Highlight-color

form

processing

InfoPrint

XT

does

not

support

highlight-color

shading

in

Xerox

FRMs.

If

the

use

of

highlight

color

is

restricted

to

only

the

text

in

the

form,

InfoPrint

XT

successfully

converts

the

form.

However,

the

resulting

AFP

overlay

is

black

and

white.

Highlight-color

image

processing

InfoPrint

XT

can

process

Xerox

highlight-color

images

that

use

Restricted

Raster

Encoding

and

produce

black-and-white

AFP

page

segments

that

correspond

to

the

images.

These

restrictions

apply

to

the

highlight-color

image

processing

that

InfoPrint

XT

does.

InfoPrint

XT

only

supports:

v

Interleaving

by

pixel

for

the

color

sample

and

the

black

sample

that

the

Xerox

image

contains.

InfoPrint

XT

does

not

support

interleaving

by

scan

line

or

interleaving

by

compressed-pixel

vector

array.

v

Highlight-color

images

that

use

the

portrait

scan

orientation.

v

A

maximum

of

two

samples

per

pixel;

one

color

sample

and

one

black

sample.

v

A

maximum

sample

value

of

one.

For

detailed

information

about

Xerox

highlight-color

images

and

Restricted

Raster

Encoding,

see

the

Xerox

Interpress

documentation:

v

Xerox

Interpress

Raster

Encoding

Standard:

XNS

Standard

178506,

January,

1985

v

Xerox

Interpress

Electronic

Printing

Standard:

XNSS

048601,

January,

1986

Chapter

1.

Introducing

InfoPrint

XT

5

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