PHP Manual
Gmagick
Displaces an image's colormap

Gmagick::cyclecolormapimage

(PECL gmagick >= Unknown)

Gmagick::cyclecolormapimage — Displaces an image's colormap

说明

public Gmagick::cyclecolormapimage ( int $displace ) : Gmagick

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.

参数

displace: The amount to displace the colormap.

返回值

Returns self on success.

错误／异常

错误时抛出 GmagickException。

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