The Imagick class
PHP Manual

Imagick::paintTransparentImage

(No version information available, might be only in CVS)

Imagick::paintTransparentImageChanges any pixel that matches color with the color defined by fill

Description

bool Imagick::paintTransparentImage ( mixed $target , float $alpha , float $fuzz )
Warning

This function is currently not documented; only its argument list is available.

Changes any pixel that matches color with the color defined by fill.

Parameters

target

Change this target color to specified opacity value within the image.

alpha

The level of transparency: 1.0 is fully opaque and 0.0 is fully transparent.

fuzz

The fuzz member of image defines how much tolerance is acceptable to consider two colors as the same.

Return Values

Returns TRUE on success.

Errors/Exceptions

Throws ImagickException on error.

ChangeLog

Version Description
2.1.0 Now allows a string representing the color as the first parameter. Previous versions allow only an ImagickPixel object.


The Imagick class
PHP Manual