public boolean isIncludeSlideMasterContent() {
        return includeSlideMasterContent;
    }
@return whether or not to process content in slide masters
@since 1.19.1
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-microsoft-module/src/main/java/org/apache/tika/parser/microsoft/OfficeParserConfig.java