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# imagegammacorrect

(PHP 3>= 3.0.13, PHP 4 )

imagegammacorrect -- Apply a gamma correction to a GD image

## Description

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

The imagegammacorrect() function applies gamma correction to a gd image stream (`image`) given an input gamma, the parameter `inputgamma` and an output gamma, the parameter `outputgamma`.

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