PHP 5.4.36 Released

Imagick::compareImageLayers

(PECL imagick 2.0.0)

Imagick::compareImageLayersReturns the maximum bounding region between images

Descrição

Imagick Imagick::compareImageLayers ( int $method )

Compares each image with the next in a sequence and returns the maximum bounding region of any pixel differences it discovers. This method is available if Imagick has been compiled against ImageMagick version 6.2.9 or newer.

Parâmetros

method

One of the layer method constants.

Valor Retornado

Returns TRUE on success.

Erros

Throws ImagickException on error.

Exemplos

Exemplo #1 Using Imagick::compareImageLayers()

Comparing image layers

<?php
/* create new imagick object */
$im = new Imagick("test.gif");

/* optimize the image layers */
$result $im->compareImageLayers(imagick::LAYERMETHOD_COALESCE);

/* work on the $result */
?>

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