Gmagick::cyclecolormapimage

(PECL gmagick >= Unknown)

Gmagick::cyclecolormapimage — Displaces an image's colormap

public Gmagick Gmagick::cyclecolormapimage ( int $displace )

Displaces an image's colormap by a given number of positions. If you cycle the colormap a number of times you can produce a psychedelic effect.

Returns self on success.

错误时抛出 GmagickException。