Archive for the 'WebAudio' Category

WebAudio: live input

Oct 28th, 2012

Live input, aka getUserMedia: it exists in Chrome Canary for audio too. Great times to be a web developer, right? Let’s check it out. Here’s the demo, but first a prerequisite: go chrome://flags, search for “Web Audio Input” and enable it. Restart Chrome Canary. With a guitar I wanted to have a little trickier setup […]

 

WebAudio: oscillator in JS

Oct 27th, 2012

How about generating some noise in JavaScript? Demo is here: oscillator. How does this work? Using HTML Web Audio you can synthesize audio with a given frequency. E.g. 440Hz is A (“la” in solf├Ęge) This means you don’t need an <audio> element or any mp3, ogg, wav, etc, no external files. Let’s see how. Capable […]