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clear-external-image-conversions

Function
Summary

Clears external image conversions for a port.

Package

graphics-ports

Signature

clear-external-image-conversions external-image gp-or-null
&key free-image all errorp

Arguments

external-image

An external image.

gp-or-null

A graphics port or nil .

free-image

A boolean.

all

A boolean.

errorp

A boolean.

Description

The clear-external-image-conversions function clears the external image conversions for a port. If gp-or-null is nil all conversions are cleared using the image-color-users. If all is non- nil all conversions for all ports are cleared using gp-or-null . Conversions are also freed if free-image is non- nil . By default, free-image is t , all is (null gp-or-null ) , and errorp is t .


LispWorks CAPI Reference Manual - 17 Mar 2008

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