Gmagick
PHP Manual

Gmagick::getimagehistogram

(PECL gmagick >= Unknown)

Gmagick::getimagehistogramGets the image histogram

说明

public array Gmagick::getimagehistogram ( void )

Returns the image histogram as an array of GmagickPixel objects. Throw an GmagickException on error.

参数

此函数没有参数。

返回值

Returns the image histogram as an array of GmagickPixel objects.

错误/异常

错误时抛出GmagickException.


Gmagick
PHP Manual