Imagick::previewImages

(PECL imagick 2, PECL imagick 3)

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

Descrizione

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.

Elenco dei parametri

preview: Preview type. See Preview type constants

Valori restituiti

Restituisce true in caso di successo.

Errori/Eccezioni

Lancia una ImagickException in caso di errore.

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