Imagick::posterizeImage
Imagick::previousImage
The Imagick class
PHP Manual

# Imagick::previewImages

(No version information available, might be only in CVS)

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

### Description

bool Imagick::previewImages ( int `$preview` )
Avertissement

Cette fonction n'est pas documentée et seule la liste des arguments est disponible.

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.

### Liste de paramètres

`preview`

  Preview type. See Preview type constants

### Valeurs de retour

Returns `TRUE` on success.

### Erreurs / Exceptions

Throws ImagickException on error.

Imagick::posterizeImage
Imagick::previousImage
The Imagick class
PHP Manual