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24 lines
602 B
PHP
24 lines
602 B
PHP
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<?php
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namespace App\Util\Blurhash;
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final class DC {
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public static function encode(array $value): int {
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$rounded_r = Color::tosRGB($value[0]);
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$rounded_g = Color::tosRGB($value[1]);
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$rounded_b = Color::tosRGB($value[2]);
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return ($rounded_r << 16) + ($rounded_g << 8) + $rounded_b;
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}
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public static function decode(int $value): array {
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$r = $value >> 16;
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$g = ($value >> 8) & 255;
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$b = $value & 255;
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return [
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Color::toLinear($r),
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Color::toLinear($g),
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Color::toLinear($b)
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];
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}
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}
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