Spatie\MediaLibrary\Media::getPath PHP Method

    public function getPath(string $conversionName = '') : string
    {
        $urlGenerator = UrlGeneratorFactory::createForMedia($this);
        if ($conversionName != '') {
            $urlGenerator->setConversion(ConversionCollection::createForMedia($this)->getByName($conversionName));
        }
        return $urlGenerator->getPath();
    }