Imagick::compareImageChannelsImagick::compareImageLayers
(PECL imagick 2.0.0)
Imagick::compareImageLayers — Returns the maximum bounding region between images
Descrição
Compares each image with the next in a sequence and returns the maximum bounding region of any pixel differences it discovers. Este método esta disponível apenas se Imagick foi compilado com ImageMagick versão 6.2.9 ou mais nova.
Valor Retornado
Retorna TRUE em sucesso.
Erros
Dispara ImagickException em erro.
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 */
?>
Veja Também
- Imagick::optimizeImageLayers() - Removes repeated portions of images to optimize
- Imagick::writeImages() - Writes an image or image sequence
- Imagick::writeImage() - Writes an image to the specified filename
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Imagick::compareImageLayers
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