Microoptimization in audio decoder output copying
Microoptimization in audio decoder output copying

Use the Float32Array copy constructor on a .subarray() from the heap
instead of creating a fresh buffer initialized to zero then filling
it with data.

chrislearn/ogv.js,chrislearn/ogv.js,paladox/ogv.js,xzf158/ogv.js,xzf158/ogv.js,paladox/ogv.js,chrislearn/ogv.js,paladox/ogv.js,chrislearn/ogv.js,chrislearn/ogv.js,xzf158/ogv.js,xzf158/ogv.js,paladox/ogv.js,paladox/ogv.js,xzf158/ogv.js