Imagick
PHP Manual

Imagick::clampImage

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Imagick::clampImageDescription

说明

public bool Imagick::clampImage ([ int $channel = Imagick::CHANNEL_DEFAULT ] )

Restricts the color range from 0 to the quantum depth.

参数

channel

返回值

成功时返回 TRUE, 或者在失败时返回 FALSE


Imagick
PHP Manual