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Gmagick::getimagegamma

(PECL gmagick >= Unknown)

Gmagick::getimagegammaGets the image gamma

Description

public Gmagick::getimagegamma ( ) : float

Gets the image gamma

Parameters

This function has no parameters.

Return Values

Returns the image gamma on success

Errors/Exceptions

Throws an GmagickException on error.

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https://www.php.net/manual/en/gmagick.getimagegamma.php