{"id":232,"date":"2017-03-24T09:27:13","date_gmt":"2017-03-24T08:27:13","guid":{"rendered":"http:\/\/blog.matthias.roehser.de\/?p=232"},"modified":"2017-03-24T09:27:46","modified_gmt":"2017-03-24T08:27:46","slug":"batch-transcoding-of-mp4-to-mp3-using-ffmpeg-on-ubuntu","status":"publish","type":"post","link":"https:\/\/blog.matthias.roehser.de\/?p=232","title":{"rendered":"Batch transcoding of mp4 to mp3 using ffmpeg on ubuntu"},"content":{"rendered":"<pre>for vid in *.mp4; do ffmpeg -i \"$vid\" -vn -acodec libmp3lame -q:a 4 \"output\/${vid%.mp4}.mp3\"; done<\/pre>\n<p>Found on http:\/\/askubuntu.com\/questions\/221026\/how-can-i-batch-extract-audio-from-mp4-files-with-ffmpeg-without-decompression with own modifications to bitrate based on https:\/\/trac.ffmpeg.org\/wiki\/Encode\/MP3<\/p>\n","protected":false},"excerpt":{"rendered":"<p>for vid in *.mp4; do ffmpeg -i &#8220;$vid&#8221; -vn -acodec libmp3lame -q:a 4 &#8220;output\/${vid%.mp4}.mp3&#8221;; done Found on http:\/\/askubuntu.com\/questions\/221026\/how-can-i-batch-extract-audio-from-mp4-files-with-ffmpeg-without-decompression with own modifications to bitrate based on https:\/\/trac.ffmpeg.org\/wiki\/Encode\/MP3<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[],"class_list":["post-232","post","type-post","status-publish","format-standard","hentry","category-code-snippets"],"_links":{"self":[{"href":"https:\/\/blog.matthias.roehser.de\/index.php?rest_route=\/wp\/v2\/posts\/232","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.matthias.roehser.de\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.matthias.roehser.de\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.matthias.roehser.de\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.matthias.roehser.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=232"}],"version-history":[{"count":1,"href":"https:\/\/blog.matthias.roehser.de\/index.php?rest_route=\/wp\/v2\/posts\/232\/revisions"}],"predecessor-version":[{"id":233,"href":"https:\/\/blog.matthias.roehser.de\/index.php?rest_route=\/wp\/v2\/posts\/232\/revisions\/233"}],"wp:attachment":[{"href":"https:\/\/blog.matthias.roehser.de\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=232"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.matthias.roehser.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=232"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.matthias.roehser.de\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=232"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}