Imagick::contrastImage
(No version information available, might be only in CVS)
Imagick::contrastImage — Change the contrast of the image
Description
bool Imagick::contrastImage
( bool $sharpen
)
WarningThis function is
currently not documented; only its argument list is available.
Enhances the intensity differences between the lighter and
darker elements of the image. Set sharpen to a value other
than 0 to increase the image contrast otherwise the contrast
is reduced.
Parameters
-
sharpen
-
The sharpen value
Return Values
Returns TRUE on success.
Errors/Exceptions
Throws ImagickException on error.
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