imagecolorclosestimagecolorclosestalpha
(PHP 4 >= 4.0.6, PHP 5)
imagecolorclosestalpha — Get the index of the closest color to the specified color + alpha
설명
int imagecolorclosestalpha
( resource $image
, int $red
, int $green
, int $blue
, int $alpha
)
Returns the index of the color in the palette of the image which is "closest" to the specified RGB value and alpha level.
매개변수
- font
-
내장 글꼴 1, 2, 3, 4, 5(큰 숫자가 큰 글꼴)나 imageloadfont()로 등록한 글꼴 식별자를 사용할 수 있습니다.
- red
-
Value of red component
- green
-
Value of green component
- blue
-
Value of blue component
- alpha
-
A value between 0 and 127. 0 indicates completely opaque while 127 indicates completely transparent.
반환값
Returns the index of the closest color in the palette.
주의
Note: 이 함수는 GD 2.0.1 이상이 필요합니다. (2.0.28 이상을 권장합니다)
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