Take song name from file and play it with mplayer

play_music.rb

#!/usr/bin/ruby
a = IO.readlines("/home/guga/Music/playlist_regueton").each do |line|
  if !line.strip.empty?
   cmd = `find '/media/guga/Mi disco/' -name #{line.strip}*`
   puts cmd
   `mplayer "#{cmd.strip}"`
  end
end

play_music.sh

#!/bin/bash

for line in $(cat /home/guga/Music/playlist_regueton2); do find /media/guga/Mi\ disco -name $line* -exec mplayer {} \; ; done

wav_to_mp3.rb

#
# Convert .wav to .mp3 with FFMPEG command line tool
#
Dir.glob("/home/guga/Music/*.wav").each do |musica|
`ffmpeg -i "#{musica}" -f mp2 "/home/guga/Music/#{File.basename(musica).gsub('.wav','')}.mp3" `
end