{"id":4587,"date":"2015-06-21T19:02:18","date_gmt":"2015-06-21T11:02:18","guid":{"rendered":"https:\/\/lttt.blog.ustc.edu.cn\/?p=4587"},"modified":"2015-06-21T19:02:18","modified_gmt":"2015-06-21T11:02:18","slug":"lame%e5%8e%8b%e7%bc%a9mp3%e6%96%87%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/lttt.vanabel.cn\/?p=4587","title":{"rendered":"Lame\u538b\u7f29mp3\u6587\u4ef6"},"content":{"rendered":"<pre>\n#!\/bin\/bash\n\n#colors\nRED='\\033[0;31m'\nGREEN='\\033[0;32m'\nNC='\\033[0m'\n\n#total number of mp3\nexts=(*.mp3)\ncount=${#exts[@]}\n\nSAVEIFS=$IFS\nIFS=$(echo -en \"\\n\\b\")\n\nfor file in $(ls *.mp3)\ndo\n\tprintf \"${GREEN} There are ${count} files to process!\\n\"\n\tname=${file%%.mp3}\n\t#to see if there is aready a compressed version\n\tcompname=${name}_compressed.mp3\n\tif [ -f \"$compname\" ]\n\tthen \n\t\tprintf \"${GREEN}There is aready has a compressed version of ${RED}$name\\n${NC}\"\n\t\trm \"${name}.mp3\"\n\t\tcontinue # we just delete the duplicated file\n\tfi\n\tif [[ \"$name\" == *\"compressed\"* ]]\n\tthen\n\t\tprintf \"${RED}$name ${GREEN}is already compressed\\n${NC}\"\n\telse\n\t\tprintf \"${GREEN}Ready to compress ${RED}$name\\n${NC}\"\n\t\tlame -V9 -h --vbr-new ${name}.mp3 ${name}_compressed.mp3\n\t\trm \"$name.mp3\"\n\tfi\n\tcount=$[${count}-1]\ndone\n\nIFS=$SAVEIFS\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>#!\/bin\/bash #colors RED=&#8217;\\033[0;31m&#8217; GRE &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"more-link\" href=\"https:\/\/lttt.vanabel.cn\/?p=4587\"> <span class=\"screen-reader-text\">Lame\u538b\u7f29mp3\u6587\u4ef6<\/span> \u9605\u8bfb\u66f4\u591a &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[528,566,44],"class_list":["post-4587","post","type-post","status-publish","format-standard","hentry","category-10","tag-lame","tag-mp3","tag-44"],"_links":{"self":[{"href":"https:\/\/lttt.vanabel.cn\/index.php?rest_route=\/wp\/v2\/posts\/4587","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lttt.vanabel.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lttt.vanabel.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lttt.vanabel.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lttt.vanabel.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4587"}],"version-history":[{"count":0,"href":"https:\/\/lttt.vanabel.cn\/index.php?rest_route=\/wp\/v2\/posts\/4587\/revisions"}],"wp:attachment":[{"href":"https:\/\/lttt.vanabel.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4587"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lttt.vanabel.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4587"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lttt.vanabel.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4587"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}