Imagick::fxImage
(No version information available, might be only in CVS)
Imagick::fxImage — Evaluate expression for each pixel in the image
Description
Imagick Imagick::fxImage
(
string $expression
[,
int $channel
] )
WarningThis function is
currently not documented; only its argument list is available.
Evaluate expression for each pixel in the image. Consult » The Fx Special Effects Image
Operator for more information.
Parameters
-
expression
-
The expression.
-
channel
-
Provide any channel constant that is valid for your channel mode. To
apply to more than one channel, combine channeltype constants using
bitwise operators. Defaults to Imagick::CHANNEL_ALL. Refer to this
list of channel constants.
Return Values
Returns TRUE on success.
Errors/Exceptions
Throws ImagickException on error.