Bash - mp32wav

#!/bin/sh
 
### Tools usati
MKDIR=`which mkdir`
MPG321=`which mpg321`
SOX=`which sox`
RM=`which rm`
CLEAR=`which clear`
 
### Variabili
NUM_TRACKS=0
 
if [ -z "$1" ]; then
 
	$CLEAR
	echo
	echo "----------------------------------"
	echo " Uso: $0 <directory_MP3>"
	echo "----------------------------------"
	echo
 
	exit 0
 
fi
 
if [ ! -d "Traccie_Audio" ]; then
 
	$MKDIR "Traccie_Audio"
 
fi
 
for I in "$1"*.mp3	# Prende la directory contenente l'album
do
 
	NUM_TRACKS=$[ $NUM_TRACKS + 1 ]		# Incrementa il numero di Traccia
 
	$CLEAR
	echo
	echo "--------------------------------------------------------------------------------------------------"
	echo " [$NUM_TRACKS] --> Conversione di "$I""
	echo "--------------------------------------------------------------------------------------------------"
	echo
 
	$MPG321 -v --cdr - "$I" > "Traccie_Audio"/$NUM_TRACKS.cdr	# Converti un MP3 in WAV
	$SOX -r 44100 "Traccie_Audio"/$NUM_TRACKS.cdr "Traccie_Audio"/$NUM_TRACKS.wav	# Fai il resample delle frequenze
 
	$RM -f "Traccie_Audio"/$NUM_TRACKS.cdr
 
done
 
$CLEAR
echo
echo "----------------------------------------"
echo "    Finita la conversione dei file..."
echo "----------------------------------------"
echo "  -----------------------------------"
echo "   Ora puoi Masterizzare il CD-Audio"
echo "  -----------------------------------"
echo