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このドキュメントでは、 php中国語ネットマニュアル リリース
(PECL gmagick >= Unknown)
Gmagick::swirlimage — Swirls the pixels about the center of the image
$degrees
)Swirls the pixels about the center of the image, where degrees indicates the sweep of the arc through which each pixel is moved. You get a more dramatic effect as the degrees move from 1 to 360.
degrees
Define the tightness of the swirling effect.
The Gmagick object on success
错误时抛出 GmagickException。