mp3tags.rb

#!/usr/bin/env ruby

require 'rubygems'

def mp3tags(fname)
	require 'mp3info'
	Mp3Info.open(fname) { |mp3info| mp3info }
end

def oggtags(fname)
	require 'ogginfo'
	OggInfo.open(fname) { |ogg| ogg }
end

def flactags(fname)
	require 'flacinfo'
	FlacInfo.new(fname).tags
end

def tags(fname)
	case fname.split('.').last.downcase
		when 'mp3' then mp3tags(fname)
		when 'ogg' then oggtags(fname)
		when 'flac' then flactags(fname)
	end
end

puts tags(ARGV.shift)