%PDF- %PDF-
| Direktori : /www/varak.net/nextcloud.varak.net/3rdparty/kornrunner/blurhash/src/ |
| Current File : /www/varak.net/nextcloud.varak.net/3rdparty/kornrunner/blurhash/src/Color.php |
<?php
namespace kornrunner\Blurhash;
final class Color {
public static function toLinear(int $value): float {
$value = $value / 255;
return ($value <= 0.04045)
? $value / 12.92
: pow(($value + 0.055) / 1.055, 2.4);
}
public static function tosRGB(float $value): int {
$normalized = max(0, min(1, $value));
$result = ($normalized <= 0.0031308)
? (int) round($normalized * 12.92 * 255 + 0.5)
: (int) round((1.055 * pow($normalized, 1 / 2.4) - 0.055) * 255 + 0.5);
return max(0, min($result, 255));
}
}