imagecolorclosestalpha

imagecolorclosestalpha

(PHP 4 >= 4.0.6, PHP 5, PHP 7)

imagecolorclosestalphaGet the index of the closest color to the specified color + alpha

Description

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.