Audiocogs

At Official.fm Labs, we set to change the face of web audio and push the boundaries of what you can do in a browser. With developers around both Europe and the USA, we developed a cross-browser audio framework, and ported audio decoders to allow pure...

Note: this post is archived from the now closed ofmlabs.org.
Today, we are releasing AAC.js, our newest JavaScript audio codec written on top of Aurora.js.
Advanced Audio Coding (AAC) is a standardized, high quality lossy audio codec, designed as the successor to the MP3 format. AAC is now one of the most widely deployed audio codecs, and such names as the iTunes Store distribute music in the AAC format...

Note: this post is archived from the now closed ofmlabs.org.
Today Official.fm Labs is relesing our JavaScript FLAC decoder. FLAC is the ”Free Lossless Audio Codec” which is probably the most common lossless audio codec around.
We have been waiting for a flashy demo to use it in for a long while, but we decided that you have waited long enough and wired it up with a song into a streaming audio player. Thanks to fONKSQUISh for allowing us to use their songs. Update: if you use...

This was originally posted on aventine.se.
I have written a lot of audio decoders in Javascript, and helped write a few more. I have never tackled video for a few reasons, and I’ll try to sum up why there will probably never be one implemented in ‘pure’ Javascript, and the methods with which...