Gmagick::getimagecolors

(PECL gmagick >= Unknown)

Gmagick::getimagecolors — Returns the color of the specified colormap index

说明

public Gmagick::getimagecolors ( void ) : int

Returns the color of the specified colormap index.

参数

此函数没有参数。

返回值

The number of colors in image.

错误／异常

错误时抛出 GmagickException。

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