License, or (at your option) any later version.ĪAC. Published by the Free Software Foundation either version 3 of the Under the terms of the GNU Lesser General Public License as AAC.js is free software you can redistribute it and/or modify it You feel motivated to implement them! :) LicenseĪAC.js is licensed under the LGPL. Other profiles, such as the low delay, and error resilient profiles are not supported, but we'd love pull requests if (Spectral Band Replication) and High Efficiency v2 (Spectral Band Replication + Parametric Stereo) profiles is planned. Advanced Audio Coding (AAC), a higher quality multichannel standard than. It features unprecedented device compatibility with virtually all browsers. Audio, audio coding, broadcast, digital, broadcasting, sound, television, codec. FeaturesĪAC.js supports the AAC Low Complexity Profile, which is the most common profile. Advanced Audio Coding (AAC) represents the state of the art in audio encoding. This will place a built aac.js file, as well as a source map in the build/ directory.ĪAC.js depends on Aurora.js, our audio codec framework.įor detailed information on how to use Aurora.js, check out the documentation. To build AAC.js for the browser yourself, use the following commands: npm install Prebuilt version from the Github releases page. AuthorsĪAC.js was written by of Audiocogs. Currently, AAC.js works properly in the latest versions of Firefox, Chrome, and Safari. You can check out a demo alongside our other decoders MP3.js, flac.js, and alac.js. Designed to be the successor of the MP3 format, AAC generally. AAC.js enables playback and other decoding tasks in all browsers using theĪAC.js is based on the prior work of many open source projects, including JAAD, Advanced Audio Coding (AAC) is an audio coding standard for lossy digital audio compression. Standardized by ISO MPEG, it is designed to provide high quality audio at lower bit-rates than previous MPEG audio coding formats. One of the most widely deployed audio codecs, and such names as the iTunes Store distribute music in the AAC format.ĪAC can be played in a limited number of browsers using the HTML5 audio element, however, some browsers do not support the codecįor various reasons. ADVANCED AUDIO CODING The AAC family of audio codecs comprises some of the most efficient audio coding technologies available today. m4v format by Apple in iTunes Store video files.Advanced Audio Coding (AAC) is a standardized, high quality lossy audio codec, designed as the successor to the MP3 format. AAC is also used as a default audio codec for. It is also able to compress audio that contains streams of complex pulses and square waves better than MP3.ĪAC is an international standard used by some major companies like Dolby Laboratories Inc., Sony Corp. Advanced audio codec plus is a version of the AAC coder that is used to provide enhanced audio quality at high frequencies. Luhn mod N algorithm is used for each frame to avoid sample corruptionĪAC can sample frequencies ranging from 8Hz to 96kHz and up to 48 channels.
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