extract 0.3.11-1 (powerpc binary) in ubuntu hoary

display meta-data from files of an arbitrary type
 The extract command is similar to the well-known "file" command,
 it extracts meta-data from a file an print the results to
 stdout.
 .
 Currently supportet formats: HTML, PDF, PS, OLE2 (doc, xls, ppt), StarOffice,
 OpenOffice.org, MAN, DVI, MP3 (ID3v1, ID3v2), OGG, WAV, JPEG, GIF, PNG, TIFF,
 DEB, RPM, TAR(.GZ), ZIP, Real, QT, MPEG, RIFF (AVI), ASF, and ELF.
 Various additional MIME types are detected and it can also be used to compute
 hash functions (SHA-1, MD5, ripemd160).