public boolean supports(Class<? extends Directory> directoryType) {
            return directoryType == IptcDirectory.class;
        }
Reads image comments, originally TIKA-472.
Metadata Extractor does not read XMP so we need to use the values from Iptc or EXIF
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-image-module/src/main/java/org/apache/tika/parser/image/ImageMetadataExtractor.java