The Imagick class
PHP Manual

Imagick::normalizeImage

(PECL imagick 2.0.0)

Imagick::normalizeImageEnhances the contrast of a color image

설명

bool Imagick::normalizeImage ([ int $channel ] )
Warning

이 함수는 현재 문서화 되어있지 않습니다; 인수 목록만을 제공합니다.

Enhances the contrast of a color image by adjusting the pixels color to span the entire range of colors available.

인수

channel

Provide any channel constant that is valid for your channel mode. To apply to more than one channel, combine channeltype constants using bitwise operators. Defaults to Imagick::CHANNEL_ALL. Refer to this list of channel constants.

반환값

성공시에 TRUE를 반환합니다.


The Imagick class
PHP Manual