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imagecolorclosestalpha

(PHP 4 >= 4.0.6, PHP 5)

imagecolorclosestalpha — Get the index of the closest color to the specified color + alpha

Descripción

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.

Lista de parámetros

image

An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().

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.

The colors parameters are integers between 0 and 255 or hexadecimals between 0x00 and 0xFF.

Valores retornados

Returns the index of the closest color in the palette.

Notes

Note: Esta funcion requiere GD 2.0.1 o posterior.

Ver también


Imágenes
PHP Manual