shell 脚本 求注释

共有 4 条评论

1. Moffy 于 2013-09-24 22:20:54发表:

   学习ing～～～～～～～

2. nic疯锋 于 2013-09-24 15:44:58发表:

   顶一个、

3. Oersted 于 2013-08-11 08:54:49发表:

   帮顶下

4. micy1985 于 2013-08-10 20:45:08发表:

   #!/bin/bash
   
   video_path="/var/spool/asterisk/monitor/merge/"
   
   store_tmp_path="/var/www/voices/"
   
   #voices_error_path=${store_tmp_path}/error
   voices_error_path="/var/www/voices_error/"
   
   [ -d ${store_tmp_path} ] || mkdir -p ${store_tmp_path}
   
   [ -d ${voices_error_path} ] || mkdir -p ${voices_error_path}
   
   
   while : #此处不需要":"，为无限循环
   do
   cd $video_path
   
   file_num=`ls ${video_path}| grep ".wav$" | wc -l` #目录内以.wav结尾的文件个数
   
   if [ $file_num -lt 1 ] ; then #无wav文件则等待1秒返回“while”处继续
   sleep 1
   continue
   fi
   
   for file in `ls ${video_path} | grep ".wav$" ` #逐个对wav文件执行下列操作
   
   do
   
   if ( ! lsof ${video_path}/${file} > /dev/null 2>&1 ) #若无其他进程使用此文件
   
   then
   
   /usr/local/bin/lame ${video_path}/${file} ${store_tmp_path}${file%.wav}.mp3 #将wav转码为mp3,并保存到临时目录
   
   if [[ $? -eq 0 ]] #转码成功
   
   then
   
   rm ${video_path}/${file}
   
   else
   
   mv ${video_path}/${file} ${voices_error_path}/
   
   fi
   
   
   
   fi
   done
   
   sleep 1
   done