(PECL imagick 2, PECL imagick 3)

Imagick::previewImagesQuickly pin-point appropriate parameters for image processing


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 type. See Preview type constants

Valori restituiti

Restituisce true in caso di successo.


Lancia una ImagickException in caso di errore.

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