Imagick::previewImages

(PECL imagick 2.0.0)

Imagick::previewImages — Quickly pin-point appropriate parameters for image processing

설명

bool Imagick::previewImages ( int $preview )

Tiles 9 thumbnails of the specified image with an image processing operation applied at varying strengths. This is helpful to quickly pin-point an appropriate parameter for an image processing operation.

인수

preview: Preview type. See Preview type constants

반환값

성공시에 TRUE를 반환합니다.

오류/예외

오류시에 ImagickException이 발생합니다.