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audio buffer performance modification

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F4HTB 2020-11-23 22:14:08 +00:00
parent 5d0dd142f5
commit d80246a5b2
9 changed files with 5 additions and 8 deletions
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www/controls.js vendored
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@ -159,14 +159,10 @@ function AudioRX_start(){
wsAudioRX.onerror = wsAudioRXerror;
function appendwsAudioRX( msg ){
var buffer = new Float32Array(msg.data);
AudioRX_audiobuffer.push(buffer);
if(AudioRX_audiobuffer.length>lenglitchbuf){audiobufferready= true;}
//console.log(AudioRX_audiobuffer.length);
AudioRX_audiobuffer.push(new Float32Array(msg.data));
}
var BUFF_SIZE = 256; // spec allows, yet do not go below 1024
const BUFF_SIZE = 256; // spec allows, yet do not go below 1024
AudioRX_context = new AudioContext({latencyHint: "interactive",sampleRate: AudioRX_sampleRate});
AudioRX_gain_node = AudioRX_context.createGain();
AudioRX_biquadFilter_node = AudioRX_context.createBiquadFilter();
@ -177,11 +173,12 @@ function AudioRX_start(){
AudioRX_source_node.onaudioprocess = (function() {
return function(event) {
var synth_buff = event.outputBuffer.getChannelData(0); // mono for now
if(audiobufferready){
let le = Boolean(AudioRX_audiobuffer.length);
if(le){
for (var i = 0, buff_size = synth_buff.length; i < buff_size; i++) {
synth_buff[i] = AudioRX_audiobuffer[0][i];
}
if(AudioRX_audiobuffer.length > 1){AudioRX_audiobuffer.shift();}
if(le > 0){AudioRX_audiobuffer.shift();}
}
};
}());