{"id":67,"date":"2008-01-27T16:33:55","date_gmt":"2008-01-28T00:33:55","guid":{"rendered":"http:\/\/www.curlybrace.com\/words\/?p=67"},"modified":"2008-09-17T15:12:35","modified_gmt":"2008-09-17T23:12:35","slug":"xbox-video-encoding-aac-versus-ac-3-audio","status":"publish","type":"post","link":"https:\/\/www.curlybrace.com\/words\/2008\/01\/xbox-video-encoding-aac-versus-ac-3-audio\/","title":{"rendered":"XBox Video Encoding:  AAC versus AC-3 audio"},"content":{"rendered":"<p>The XBox 360 can play back xvid\/divx + AC-3 (or AAC), and H.264\/x264 + AAC.  I&#8217;ve noticed a distinct difference in audio quality between AC-3 and AAC, at both the default 128kbps and forced 192kbps AAC (<code>--aencoder aac --arate 48 --ab 192<\/code>).<\/p>\n<p><img src='http:\/\/www.curlybrace.com\/words\/wp-content\/uploads\/2008\/01\/foxsearchlight.jpg' alt='Fox Searchlight logo' align=\"left\"\/>This is easily demonstrated by listening to the first few seconds of the Fox Searchlight intro, which features kettle drums.  The AAC is lacking substantial low-frequency character which is present in the AC-3 version.<\/p>\n<p>This will likely never matter if you watch your movies exclusively on your computer or use only your television&#8217;s speakers, but on my NHT 2.5&#8217;s, the AC-3 track sounds significantly better.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The XBox 360 can play back xvid\/divx + AC-3 (or AAC), and H.264\/x264 + AAC. I&#8217;ve noticed a distinct difference in audio quality between AC-3 and AAC, at both the default 128kbps and forced 192kbps AAC (&#8211;aencoder aac &#8211;arate 48 &hellip; <a href=\"https:\/\/www.curlybrace.com\/words\/2008\/01\/xbox-video-encoding-aac-versus-ac-3-audio\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":["post-67","post","type-post","status-publish","format-standard","hentry","category-technology"],"_links":{"self":[{"href":"https:\/\/www.curlybrace.com\/words\/wp-json\/wp\/v2\/posts\/67","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.curlybrace.com\/words\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.curlybrace.com\/words\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.curlybrace.com\/words\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.curlybrace.com\/words\/wp-json\/wp\/v2\/comments?post=67"}],"version-history":[{"count":1,"href":"https:\/\/www.curlybrace.com\/words\/wp-json\/wp\/v2\/posts\/67\/revisions"}],"predecessor-version":[{"id":311,"href":"https:\/\/www.curlybrace.com\/words\/wp-json\/wp\/v2\/posts\/67\/revisions\/311"}],"wp:attachment":[{"href":"https:\/\/www.curlybrace.com\/words\/wp-json\/wp\/v2\/media?parent=67"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.curlybrace.com\/words\/wp-json\/wp\/v2\/categories?post=67"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.curlybrace.com\/words\/wp-json\/wp\/v2\/tags?post=67"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}