Update spectrogram.php

2022-05-19 15:32:15 -04:00
parent da4a8cc4ce
commit 389abfdd01
1 changed files with 2 additions and 2 deletions
@@ -20,7 +20,7 @@ function initialize() {
  const ACTX = new AudioContext();
  const ANALYSER = ACTX.createAnalyser();

-  ANALYSER.fftSize = 4096;  
+  ANALYSER.fftSize = 2048;  
  
  process();

@@ -44,7 +44,7 @@ function initialize() {
      CTX.putImageData(imgData, 0, 0);
      ANALYSER.getByteFrequencyData(DATA);
      for (let i = 0; i < LEN; i++) {
-        let rat = DATA[i] / 255;
+        let rat = DATA[i] / 128;
        let hue = Math.round((rat * 120) + 280 % 360);
        let sat = '100%';
        let lit = 10 + (70 * rat) + '%';