Binary package “extract” in ubuntu trusty

displays meta-data from files of arbitrary type

 Similar to the well-known "file" command, extract can display meta-data from a
 file and print the results to stdout.
 .
 Currently, libextractor supports the following formats: HTML, PDF, PS, OLE2
 (DOC, XLS, PPT), OpenOffice (sxw), StarOffice (sdw), DVI, MAN, MKV, MP3 (ID3v1
 and ID3v2), OGG, WAV, EXIV2, JPEG, GIF, PNG, TIFF, DEB, RPM, TAR(.GZ), ZIP,
 ELF, REAL, RIFF (AVI), MPEG, QT and ASF.
 .
 Also, various additional MIME types are detected. It can also be used to
 compute hash functions (SHA-1, MD5, ripemd160).