1.21.11

2026-06-25 15:16:43 +02:00
commit 432d8f2fe3
12 changed files with 676 additions and 0 deletions
@@ -0,0 +1,26 @@
+package de.winniepat.voiceChatInteraction;
+
+public class AudioUtils {
+    public static double calculateAudioLevel(short[] samples) {
+        double rms = 0D; // root mean square (RMS) amplitude
+
+        for (int i = 0; i < samples.length; i++) {
+            double sample = (double) samples[i] / (double) Short.MAX_VALUE;
+            rms += sample * sample;
+        }
+
+        int sampleCount = samples.length / 2;
+
+        rms = (sampleCount == 0) ? 0 : Math.sqrt(rms / sampleCount);
+
+        double db;
+
+        if (rms > 0D) {
+            db = Math.min(Math.max(20D * Math.log10(rms), -127D), 0D);
+        } else {
+            db = -127D;
+        }
+
+        return db;
+    }
+}