From 2334ad1d5b2f2b22325f2773927d120e5f95f096 Mon Sep 17 00:00:00 2001
From: Jakob Ketterl <jakob.ketterl@gmx.de>
Date: Thu, 14 Jan 2021 17:07:43 +0100
Subject: [PATCH] try a list of sample rates; prefer 48kHz

---
 htdocs/lib/AudioEngine.js | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/htdocs/lib/AudioEngine.js b/htdocs/lib/AudioEngine.js
index eb7fa4f..fb08bfc 100644
--- a/htdocs/lib/AudioEngine.js
+++ b/htdocs/lib/AudioEngine.js
@@ -14,9 +14,17 @@ function AudioEngine(maxBufferLength, audioReporter) {
     this.onStartCallbacks = [];
 
     this.started = false;
-    try {
-        this.audioContext = new ctx({sampleRate: 44100});
-    } catch (error) {
+    // try common working sample rates
+    if (![48000, 44100].some(function(sr) {
+        try {
+            this.audioContext = new ctx({sampleRate: sr});
+            return true;
+        } catch (e) {
+            return false;
+        }
+    }, this)) {
+        // fallback: let the browser decide
+        // this may cause playback problems down the line
         this.audioContext = new ctx();
     }
     var me = this;