Imagick::shadeImage

(PECL imagick 2, PECL imagick 3)

Imagick::shadeImage — Creates a 3D effect

Descrizione

public Imagick::shadeImage(bool $gray, float $azimuth, float $elevation): bool

Shines a distant light on an image to create a three-dimensional effect. You control the positioning of the light with azimuth and elevation; azimuth is measured in degrees off the x axis and elevation is measured in pixels above the Z axis. Questo metodo è disponibile se Imagick è stato compilato con ImageMagick versione 6.2.9 o successive.

Elenco dei parametri

gray: A value other than zero shades the intensity of each pixel.
azimuth: Defines the light source direction.
elevation: Defines the light source direction.

Valori restituiti

Restituisce true in caso di successo.

Errori/Eccezioni

Throws ImagickException on failure.

Esempi

Example #1 Imagick::shadeImage()

<?php
function shadeImage($imagePath) {
    $imagick = new \Imagick(realpath($imagePath));
    $imagick->shadeImage(true, 45, 20);
    header("Content-Type: image/jpg");
    echo $imagick->getImageBlob();
}

?>

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