Create a Playlist of every songs inside every folders present at current directory

playlist-all.sh

#!/bin/bash
#
# bash script to create playlist files in music subdirectories
# This one will aggregate every sonds inside only one same playlist
# Steve Carlson (stevengcarlson@gmail.com)
rm -f all.m3u
find . -type d |
while read subdir
do
#  rm -f "$subdir"/*.m3u
  for filename in "$subdir"/*
  do
    if [[ ${filename##*.} =~ m4a|mp3|ogg|aac|wav|wma ]]
    then
        #echo "${filename##*/}" >> ./"$subdir"/"${subdir##*/}.m3u"
	echo "${subdir##*/}/${filename##*/}" >> ./all.m3u
    fi
  done

done

playlist.sh

#!/bin/bash
#
# bash script to create playlist files in music subdirectories
#
# Steve Carlson (stevengcarlson@gmail.com)
rm -f *.m3u
find . -type d |
while read subdir
do
  rm -f "$subdir"/*.m3u
  for filename in "$subdir"/*
  do
    if [[ ${filename##*.} =~ m4a|mp3|ogg|aac|wav|wma ]]
    then
      echo "${filename##*/}" >> ./"$subdir"/"${subdir##*/}.m3u"
	    echo "${subdir##*/}/${filename##*/}" >> ./"${subdir##*/}.m3u"
    fi
  done

done