| Current Path : /var/www/html/12park/web/core/modules/system/src/Plugin/ImageToolkit/Operation/gd/ |
Linux ift1.ift-informatik.de 5.4.0-216-generic #236-Ubuntu SMP Fri Apr 11 19:53:21 UTC 2025 x86_64 |
| Current File : /var/www/html/12park/web/core/modules/system/src/Plugin/ImageToolkit/Operation/gd/Desaturate.php |
<?php
namespace Drupal\system\Plugin\ImageToolkit\Operation\gd;
use Drupal\Core\ImageToolkit\Attribute\ImageToolkitOperation;
use Drupal\Core\StringTranslation\TranslatableMarkup;
/**
* Defines GD2 Desaturate operation.
*/
#[ImageToolkitOperation(
id: "gd_desaturate",
toolkit: "gd",
operation: "desaturate",
label: new TranslatableMarkup("Desaturate"),
description: new TranslatableMarkup("Converts an image to grayscale.")
)]
class Desaturate extends GDImageToolkitOperationBase {
/**
* {@inheritdoc}
*/
protected function arguments() {
// This operation does not use any parameters.
return [];
}
/**
* {@inheritdoc}
*/
protected function execute(array $arguments) {
// PHP installations using non-bundled GD do not have imagefilter.
if (!function_exists('imagefilter')) {
$this->logger->notice("The image '@file' could not be desaturated because the imagefilter() function is not available in this PHP installation.", ['@file' => $this->getToolkit()->getSource()]);
return FALSE;
}
return imagefilter($this->getToolkit()->getImage(), IMG_FILTER_GRAYSCALE);
}
}