PHP Manual
Gmagick
Simulates a charcoal drawing

Gmagick::charcoalimage

(PECL gmagick >= Unknown)

Gmagick::charcoalimage — Simulates a charcoal drawing

说明

public Gmagick::charcoalimage ( float $radius , float $sigma ) : Gmagick

Simulates a charcoal drawing.

参数

radius: The radius of the Gaussian, in pixels, not counting the center pixel
sigma: The standard deviation of the Gaussian, in pixels

返回值

The Gmagick object with charcoal simulation

错误／异常

错误时抛出 GmagickException。

相关文章

php gmagick the gmagickpixel class php ps 函数 clips drawing to current path php gmagick simulates a charcoal drawing php gmagick 预定义常量 php gmagick creates a vertical mirror image php gmagick the flopimage purpose php gmagick gets the extrema for the image php gmagick returns the filename of a particular image in a sequence php gmagick gets the image scene php gmagick adds a label to an image php gmagick simulates motion blur php gmagick simulates an oil painting php gmagick returns an array representing the font metrics php gmagick rotates an image php gmagick sets the image gamma php gmagick creating a parallelogram php gmagickdraw sets the fill color to be used for drawing filled objects php imagick simulates a charcoal drawing php imagick simulates motion blur php imagick simulates a polaroid picture

关注编程学问公众号