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。

相关文章

php gmagick removes a region of an image and trims php gmagick adds a comment to your image php gmagick displaces an image s colormap php gmagick returns a grayscale image with a three dimensional effect php gmagick improves the quality of a noisy image php gmagick equalizes the image histogram php gmagick returns the composite operator associated with the image php gmagick gets the image delay php gmagick gets the depth of the image php gmagick returns the named image profile php gmagick gets the image rendering intent php gmagick checks if the object has a previous image php gmagick move to the previous image in the object php gmagick adds or removes a profile from an image php gmagick resample image to desired resolution php gmagick sets the image depth php gmagick sets the image disposal method php gmagick sets the image chromaticity white point php gmagick sets the image sampling factors php imagick displaces an image s colormap

关注编程学问公众号