Convert WMA to MP3 on Linux

Originally from linuxquestions

With newer codecs I have change -ao pcm -waveheader to -ao pcm:waveheader

Convert WMA to MP3 -: "Convert WMA to MP3

REQUIREMENTS:
mplayer
lame

1. create a text file called wmamp3 in your ~/

2. Open the file in your favorite editor and enter the following

#!/bin/bash

current_directory=$( pwd )

#remove spaces
for i in *.wma; do mv '$i' `echo $i | tr ' ' '_'`; done

#remove uppercase
for i in *.[Ww][Mm][Aa]; do mv '$i' `echo $i | tr '[A-Z]' '[a-z]'`; done

#Rip with Mplayer / encode with LAME
for i in *.wma ; do mplayer -vo null -vc dummy -af resample=44100 -ao pcm:waveheader $i && lame -m s audiodump.wav -o $i; done

#convert file names
for i in *.wma; do mv '$i' '`basename '$i' .wma`.mp3'; done

rm audiodump.wav

3. Save the file

4. In a console, give the command
chmod +x ~/wmamp3

5. as root, copy the file to your exec path (/usr/bin or /bin)

6. Now you can change to the directory containing your WMA files and give the command wmamp3

It usually takes approx 30 seconds to convert a 4 min long file."