Format identification

Assertion of a file or bitstream's format name, MIME media type, and possibly format version.

Format genre

Format category requiring similar technical metadata, one of audio, document, image, text or video.

Format validation

Determination of a file's consistency with the requirements of the specification(s) governing the file's format.

Metadata extraction

Creation of external copies of metadata (in memory, or serialized to a file or database) that was parsed from a file's header or contents.