Imagick::previewImages

(PECL imagick 2, PECL imagick 3)

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

Descrierea

public Imagick::previewImages ( int $preview ) : bool

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.

Parametri

preview: Preview type. See Preview type constants

Valorile întoarse

Întoarce true în caz de succes.

Erori/Excepții

Emite ImagickException în caz de eroare.

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