code: public function populateMetadata(\TYPO3\CMS\Core\Resource\FileInterface $file, \TYPO3\CMS\Core\Resource\Folder $folder)
      {
          if (is_array(static::$metadata) && count(static::$metadata)) {
              \Causal\ImageAutoresize\Utility\FAL::indexFile(
                  $file,
                  '', '',
                  static::$metadata['COMPUTED']['Width'],
                  static::$metadata['COMPUTED']['Height'],
                  static::$metadata
              );
          }
      }
docs: Populates the FAL metadata of the resized image.
  
  @param \TYPO3\CMS\Core\Resource\FileInterface $file
  @param \TYPO3\CMS\Core\Resource\Folder $folder
  @return void