Файл: vendor/intervention/image/src/Drivers/Gd/Modifiers/BrightnessModifier.php
Строк: 47
<?php
declare(strict_types=1);
namespace InterventionImageDriversGdModifiers;
use InterventionImageExceptionsModifierException;
use InterventionImageInterfacesImageInterface;
use InterventionImageInterfacesSpecializedInterface;
use InterventionImageModifiersBrightnessModifier as GenericBrightnessModifier;
class BrightnessModifier extends GenericBrightnessModifier implements SpecializedInterface
{
/**
* {@inheritdoc}
*
* @see ModifierInterface::apply()
*
* @throws ModifierException
*/
public function apply(ImageInterface $image): ImageInterface
{
foreach ($image as $frame) {
$result = imagefilter(
$frame->native(),
IMG_FILTER_BRIGHTNESS,
max(-255, min(255, intval($this->level * 2.55))),
);
if ($result === false) {
throw new ModifierException(
'Failed to apply ' . self::class . ', unable to set image brightness',
);
}
}
return $image;
}
}