openmusic-array-to-audiobuffer
Handy function to generate Web Audio Buffers given an array of sample data
Usage
Given some audio sample data in an array, you want to convert it into a buffer that can be assigned to a BufferSource
node. This is how you do this:
var arrayToAudioBuffer = ;var audioContext = ;var sampleData = ;var buffer = ;var bufferSource = audioContext;bufferSourcebuffer = buffer;bufferSource;bufferSourcestart;
See demo/main.js
for a working example.
TODO: example with multiple channels.
Installing and building
With NPM
From repository:
git clone https://github.com/openmusic/array-to-audiobuffer.git
Then install build dependencies, etc with:
Install build dependencies, etc with:
npm install
Before running the demo, run:
npm run build
Demo files will be placed in build/
. Open build/index.html
to access the demo.
Remember to rebuild the bundle each time you make a change to the demo (in demo/
) or node code (index.js
). Alternatively, you can also run the watch
task, so it will watch for file changes and rebuild the bundle for you:
npm run watch