Imagick::cycleColormapImage

(PECL imagick 2, PECL imagick 3)

Imagick::cycleColormapImage — Displaces an image's colormap

說明

public Imagick::cycleColormapImage(int $displace): bool

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.

參數(shù)

displace

The amount to displace the colormap.

返回值

成功時返回 true。

錯誤／異常

錯誤時拋出 ImagickException。