func printMetadata(m tag.Metadata) {
fmt.Printf("Metadata Format: %v\n", m.Format())
fmt.Printf("File Type: %v\n", m.FileType())
fmt.Printf(" Title: %v\n", m.Title())
fmt.Printf(" Album: %v\n", m.Album())
fmt.Printf(" Artist: %v\n", m.Artist())
fmt.Printf(" Composer: %v\n", m.Composer())
fmt.Printf(" Genre: %v\n", m.Genre())
fmt.Printf(" Year: %v\n", m.Year())
track, trackCount := m.Track()
fmt.Printf(" Track: %v of %v\n", track, trackCount)
disc, discCount := m.Disc()
fmt.Printf(" Disc: %v of %v\n", disc, discCount)
fmt.Printf(" Picture: %v\n", m.Picture())
fmt.Printf(" Lyrics: %v\n", m.Lyrics())
}
