php 한글 메뉴얼 도움말 검색 사이트 Changes the transparency value of a color [imagick.mattefloodfillimage]

설명

bool Imagick::matteFloodfillImage ( float $alpha , float $fuzz , mixed $bordercolor , int $x , int $y )

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.

인수

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.
bordercolor: An ImagickPixel object or string representing the border color.
x: The starting x coordinate of the operation.
y: The starting y coordinate of the operation.

반환값

성공시에 TRUE를 반환합니다.

오류/예외

오류시에 ImagickException이 발생합니다.

변경점

버전	설명
2.1.0	Now allows a string representing the color as the third parameter. Previous versions allow only an ImagickPixel object.