ResizedImage::prepareFile

protected function prepareFile()
{
	$file = parent::prepareFile();

	$tmpFile = CFile::resizeImageGet(
		$file,
		['width' => $this->getWidth(), 'height' => $this->getHeight()],
		$this->getResizeType(),
		true,
		$this->getFilters(),
		true
	);

	$file['FILE_SIZE'] = $tmpFile['size'];
	$file['SRC'] = $tmpFile['src'];

	return $file;
}