You can convert an input file to an output file that is of the same type: document, tabular, graphics, or image. The DDIF and Text converters support conversion between document file formats. The DTIF converters support conversion between tabular file formats. The Analysis output converter is a special type of document converter that produces formatted text output of the objects and values stored in the in-memory DDIF or DTIF format of an input file. The PostScript output converter also is a special type of document converter that supports conversion between all revisable file formats and final-form PostScript output. You can convert a tabular input file format to a document output file format. The domain converter provides this capability. You can convert a graphics or image input file to a compound document output file format that supports graphics and image elements. You can convert a compound document input file containing graphics or images to a graphics or image output file, respectively, but any text in the file is lost. If the Compaq CDA Converter Library or other third-party converters are installed, you can convert files among other popular file formats in addition to those supported by the CDA Base Services converters.