Imagick::matteFloodfillImage
(PECL imagick 2, PECL imagick 3)
Changes the transparency value of a color
Function-3-4-4
Description
Changes the transparency value of any pixel that matches target and is an immediate neighbor. If the method FillToBorderMethod is specified, the transparency value is changed for any neighbor pixel that does not match the bordercolor member of image.
Parameters
alphaThe level of transparency: 1.0 is fully opaque and 0.0 is fully transparent.
fuzzThe fuzz member of image defines how much tolerance is acceptable to consider two colors as the same.
bordercolorAn
ImagickPixelobject or string representing the border color.xThe starting x coordinate of the operation.
yThe starting y coordinate of the operation.
Return Values
Success
Errors/Exceptions
Throws
Changelog
| Version | Description |
|---|---|
| PECL imagick 2.1.0 | Now allows a string representing the color as the third parameter. Previous versions allow only an ImagickPixel object. |