imagegammacorrect

(PHP 3 >= 3.0.13, PHP 4, PHP 5)

imagegammacorrect -- Apply a gamma correction to a GD image

Descrição

bool imagegammacorrect ( resource image, float inputgamma, float outputgamma )

Applies gamma correction to the given gd image given an input and an output gamma.

Parâmetros

image

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

inputgamma

The input gamma

outputgamma

The output gamma

Valores de retornado

Retorna TRUE em caso de sucesso ou FALSE em falhas.