sox快速对文件夹下的wav音频实现重新采样

#!/bin/bash
for file in *.wav; do
    echo $file
    c=${file}
    echo $c
    sox -v 0.9 $c -r 16000 -b 16 -c 1 new_$c
    rm -rf $c
    mv new_$c $c
done