使用lame将wav转成mp3

安装lame：

下载lame-3.93.1.tar.gz
tar -xvzf  lame-3.93.1.tar.gz
./configure && make && make install

wav转化mp3脚本：
#!/bin/sh 
# 
# file : wav2mp3.sh 

# this is for debugging 
PATH="/var/files"

#dest dir
YEAR=`date +%y`
MON=`date +%m`
DAY=`date +%d`

cd $PATH 
# Transfer the files that been made 2 min ago. 
for WAV in $(find *.wav -mmin +1 2> /dev/null) 
do 
echo "Encoding MP3 file from $WAV ..." 
OUT=${WAV%.*} 
lame --silent -b 16 -m m -q 9-resample --tt $OUT.wav --add-id3v2 $OUT.wav /var/files/$YEAR-$MON/$DAY/$OUT.mp3 
test -s /var/files/$YEAR-$MON/$DAY/$OUT.mp3 && rm -f $OUT.wav 
done 
#end