(PECL imagick 2.0.0)
Imagick::trimImage — Remove edges from the image
$fuzz
)Remove edges that are the background color from the image. Questo metodo è disponibile se Imagick è stato compilato con ImageMagick versione 6.2.9 o successive.
fuzzBy default target must match a particular pixel color exactly. However, in many cases two colors may differ by a small amount. The fuzz member of image defines how much tolerance is acceptable to consider two colors as the same. This parameter represents the variation on the quantum range.
Restituisce TRUE in caso di successo.
Lancia una ImagickException in caso di errore.
Example #1 Using Imagick::trimImage():
Trim an image, then display to the browser.
<?php
/* Create the object and read the image in */
$im = new Imagick("image.jpg");
/* Trim the image. */
$im->trimImage(0);
/* Ouput the image */
header("Content-Type: image/" . $im->getImageFormat());
echo $im;
?>