Imagick
PHP Manual

Imagick::pingImageFile

(PECL imagick 2.0.0)

Imagick::pingImageFileGet basic image attributes in a lightweight manner

Descrizione

bool Imagick::pingImageFile ( resource $filehandle [, string $fileName ] )

This method can be used to query image width, height, size, and format without reading the whole image to memory. This method is available if Imagick has been compiled against ImageMagick version 6.2.9 or newer.

Elenco dei parametri

filehandle

An open filehandle to the image.

fileName

Optional filename for this image.

Valori restituiti

Restituisce TRUE in caso di successo.

Esempi

Example #1 Using Imagick::pingImageFile()

Opening a remote location

<?php
/* fopen a remote location */
$fp fopen("http://example.com/test.jpg");

/* create new imagick object */
$im = new Imagick();

/* pass the handle to imagick */
$im->pingImageFile($fp);
?>

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Imagick
PHP Manual