chore(HTML): 更新 audio-visualization 部分页面，扩展频谱高频范围

2026-07-05 14:56:46 +08:00
parent 914f76b0b9
commit a022916e7a
5 changed files with 5 additions and 5 deletions
@@ -311,7 +311,7 @@
    function drawSpectrum(x, y, w, h) {
      ctx.save();
      const bars = 64;
-      const step = Math.floor(freqData.length / 2 / bars);
+      const step = Math.floor(freqData.length / bars); // 覆盖全部 bin，保留高频
      const bw = w / bars;
      if (peakHold.length !== bars) peakHold = new Array(bars).fill(0);