Gmagick::setimagegamma
(PECL gmagick >= Unknown)
Gmagick::setimagegamma — Sets the image gamma
Description
public Gmagick::setimagegamma ( float $gamma ) : Gmagick
Sets the image gamma.
Parameters
-
gamma -
The image gamma.
Return Values
The Gmagick object on success
Errors/Exceptions
Throws an GmagickException on error.
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https://www.php.net/manual/en/gmagick.setimagegamma.php