in thumbnails4j-pdf/src/main/java/co/elastic/thumbnails4j/pdf/PDFThumbnailer.java [75:82]
public List<BufferedImage> getThumbnails(InputStream input, List<Dimensions> dimensions) throws ThumbnailingException {
try (PDDocument document = PDDocument.load(input)) {
return getThumbnails(document, dimensions);
} catch (IOException e) {
logger.error("Could not load input as PDF: ", e);
throw new ThumbnailingException(e);
}
}