AudioContext.createDelay()

åºçº¿ å¹¿æ³å¯ç¨

è¯æ³

var audioCtx = new AudioContext();
var synthDelay = audioCtx.createDelay(maxDelayTime);

åæ°

maxDelayTime: è®¾ç½®æå¤§åè®¸å»¶è¿çæ¶é´ï¼ä»¥âç§âä¸ºåä½

è¿å

A DelayNode. The default DelayNode.delayTime if no parameter is passed to createDelay() is 0 seconds.

const audioCtx = new AudioContext();

const synthDelay = audioCtx.createDelay(5.0);

// â¦

let synthSource;

playSynth.onclick = () => {
  synthSource = audioCtx.createBufferSource();
  synthSource.buffer = buffers[2];
  synthSource.loop = true;
  synthSource.start();
  synthSource.connect(synthDelay);
  synthDelay.connect(destination);
  this.setAttribute("disabled", "disabled");
};

stopSynth.onclick = () => {
  synthSource.disconnect(synthDelay);
  synthDelay.disconnect(destination);
  synthSource.stop();
  playSynth.removeAttribute("disabled");
};

// â¦

let delay1;
rangeSynth.oninput = () => {
  delay1 = rangeSynth.value;
  synthDelay.delayTime.setValueAtTime(delay1, audioCtx.currentTime);
};