Description:

Manipulate / fetch info from MP3 audio files :
use_winamp_genres() : puts WinAmp genres into `@mp3_genres' and `%mp3_genres'.
remove_mp3tag (FILE) : removes last 128 bytes from file if those last 128
bytes begin with the text `TAG'. File will be 128 bytes shorter. Returns undef
if no existing TAG found, 1 on successful removal of TAG.
set_mp3tag (FILE, TITLE, ARTIST, ALBUM, YEAR, COMMENT, GENRE [, TRACKNUM])
and set_mp3tag (FILE, $HASHREF) : adds/changes tag information in an MP3 audio
file. Will clobber any existing information in file.
ILE [, VERSION, RAW_V2]) : returns hash reference containing tag information
in MP3 file. Same info as described in `set_mp3tag'.
get_mp3info (FILE) : returns hash reference containing file information for
MP3 file.