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