Imagick::previewImages

(PECL imagick 2.0.0)

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

Opis

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.

Parametry

preview: Preview type. See Preview type constants

Zwracane wartości

Zwraca TRUE w przypadku sukcesu.

Błędy/Wyjątki

Zgłasza wyjątek ImagickException w przypadku błędu.

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