Imagick::cycleColormapImage

(PECL imagick 2.0.0)

Imagick::cycleColormapImage — Displaces an image's colormap

说明

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.

参数

displace

The amount to displace the colormap.

返回值

成功时返回 TRUE。

错误／异常

错误时抛出 ImagickException。

相关文章
php gmagick displaces an image s colormapphp imagick blends the fill color with the imagephp imagick displaces an image s colormapphp imagick returns a grayscale image with a three dimensional effectphp imagick enciphers an imagephp imagick applies a function on the imagephp imagick evaluate expression for each pixel in the imagephp imagick returns the image background colorphp imagick gets the image colorspacephp imagick gets the image histogramphp imagick returns the named image propertyphp imagick animates an image or imagesphp imagick creates a new imagephp imagick move to the previous image in the objectphp imagick remaps image colorsphp imagick sets the image background colorphp imagick sets the filename of a particular imagephp imagick sets the image chromaticity red primary pointphp imagick applies a solarizing effect to the imagephp imagick transforms an image to a new colorspace
关注编程学问公众号