Lame压缩mp3文件
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#!/bin/bash #colors RED='\033[0;31m' GREEN='\033[0;32m' NC='\033[0m' #total number of mp3 exts=(*.mp3) count=${#exts[@]} SAVEIFS=$IFS IFS=$(echo -en "\n\b") for file in $(ls *.mp3) do printf "${GREEN} There are ${count} files to process!\n" name=${file%%.mp3} #to see if there is aready a compressed version compname=${name}_compressed.mp3 if [ -f "$compname" ] then printf "${GREEN}There is aready has a compressed version of ${RED}$name\n${NC}" rm "${name}.mp3" continue # we just delete the duplicated file fi if [[ "$name" == *"compressed"* ]] then printf "${RED}$name ${GREEN}is already compressed\n${NC}" else printf "${GREEN}Ready to compress ${RED}$name\n${NC}" lame -V9 -h --vbr-new ${name}.mp3 ${name}_compressed.mp3 rm "$name.mp3" fi count=$[${count}-1] done IFS=$SAVEIFS |