(PECL imagick 2, PECL imagick 3)
Imagick::setImageDispose — Sets the image disposal method
public Imagick::setImageDispose ( int $dispose ) : bool
Sets the image disposal method.
dispose
Returns true on success.
Throws ImagickException on error.
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https://www.php.net/manual/en/imagick.setimagedispose.php