Imagick::colorizeImage
(PECL imagick 2, PECL imagick 3)
Imagick::colorizeImage — Blends the fill color with the image
Beschreibung
Blends the fill color with each pixel in the image.
Parameter-Liste
-
colorize
-
ImagickPixel object or a string containing the colorize color
-
opacity
-
ImagickPixel object or an float containing the opacity value. 1.0 is fully opaque and 0.0 is fully transparent.
Rückgabewerte
Liefert true
bei Erfolg.
Fehler/Exceptions
Wirft ImagickException bei Fehlern.
Changelog
Version | Beschreibung |
---|---|
PECL imagick 2.1.0 | Now allows a string representing the color as the first parameter and a float representing the opacity value as the second parameter. Previous versions allow only an ImagickPixel objects. |
Beispiele
Beispiel #1 Imagick::colorizeImage()
<?php
function colorizeImage($imagePath, $color, $opacity) {
$imagick = new \Imagick(realpath($imagePath));
$opacity = $opacity / 255.0;
$opacityColor = new \ImagickPixel("rgba(0, 0, 0, $opacity)");
$imagick->colorizeImage($color, $opacityColor);
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}
?>