Spatie\MediaLibrary\Conversion\Conversion::create PHP Method

    public static function create(string $name)
    {
        return new static($name);
    }

 /**
  * Add a conversion.
  *
  * @param string $name
  *
  * @return \Spatie\MediaLibrary\Conversion\Conversion
  */
 public function addMediaConversion($name)
 {
     $conversion = Conversion::create($name);
     $this->mediaConversions[] = $conversion;
     return $conversion;
 }