Gmagick::getimagehistogram

(PECL gmagick >= Unknown)

Gmagick::getimagehistogram — Gets the image histogram

說(shuō)明

public Gmagick::getimagehistogram(): array

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

參數(shù)

此函數(shù)沒(méi)有參數(shù)。

返回值

Returns the image histogram as an array of GmagickPixel objects.

錯(cuò)誤／異常

錯(cuò)誤時(shí)拋出 GmagickException。