(PECL gmagick >= Unknown)
Gmagick::radialblurimage — Radial blurs an image
$angle
[, int $channel = Gmagick::CHANNEL_DEFAULT
] ) : GmagickRadial blurs an image.
angleThe angle of the blur in degrees.
channelRelated channel
The Gmagick object on success
错误时抛出 GmagickException。