{"id":36,"date":"2005-03-05T08:47:33","date_gmt":"2005-03-05T15:47:33","guid":{"rendered":"\/?p=36"},"modified":"2006-05-18T11:34:57","modified_gmt":"2006-05-18T18:34:57","slug":"apple-lossless-audio-codec-red","status":"publish","type":"post","link":"https:\/\/multimedia.cx\/eggs\/apple-lossless-audio-codec-red\/","title":{"rendered":"Apple Lossless Audio Codec RE&#8217;d (now in FFmpeg)"},"content":{"rendered":"<p>David Hammerton reports that he has successfully reverse engineered Apple&#8217;s custom proprietary lossless audio codec which goes by the fourcc &#8216;alac&#8217;. <a href=\"http:\/\/craz.net\/programs\/itunes\/alac.html\">Source code is here.<\/a> Hopefully, it will be integrated into FFmpeg in short order and be accessible to all libavcodec-using programs.<\/p>\n<p>And&#8211; would you believe it?&#8211; it looks an awful lot like other lossless audio codecs in terms of underlying algorithms.<\/p>\n<p><em>Update, early, early on March 6:<\/em> It took me the better part of March 5, but ALAC is in FFmpeg&#8217;s libavcodec and ready for all the programs that depend on libavcodec.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>David Hammerton has reverse engineered Apple&#8217;s Lossless Audio Codec (ALAC)<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,4],"tags":[],"class_list":["post-36","post","type-post","status-publish","format-standard","hentry","category-open-source-multimedia","category-reverse-engineering"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/multimedia.cx\/eggs\/wp-json\/wp\/v2\/posts\/36","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/multimedia.cx\/eggs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/multimedia.cx\/eggs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/multimedia.cx\/eggs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/multimedia.cx\/eggs\/wp-json\/wp\/v2\/comments?post=36"}],"version-history":[{"count":0,"href":"https:\/\/multimedia.cx\/eggs\/wp-json\/wp\/v2\/posts\/36\/revisions"}],"wp:attachment":[{"href":"https:\/\/multimedia.cx\/eggs\/wp-json\/wp\/v2\/media?parent=36"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/multimedia.cx\/eggs\/wp-json\/wp\/v2\/categories?post=36"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/multimedia.cx\/eggs\/wp-json\/wp\/v2\/tags?post=36"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}