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Gmagick::edgeimage

(PECL gmagick >= Unknown)

Gmagick::edgeimage — Enhance edges within the image

public Gmagick::edgeimage(float $radius): Gmagick

Enhance edges within the image with a convolution filter of the given radius. Use radius 0 and it will be auto-selected.

The Gmagick object with edges enhanced.

錯誤時(shí)拋出 GmagickException。