copyErrors: be more robust against occasional copier.copy-misses

src/audio.cpp

@@ -13,7 +13,9 @@
 
 bool audioMute = false;
 
-float audioVolume = 0.05;
+float audioVolume = 0.1;
+
+int copyErrors = 0;
 
 AudioBoardStream board(AudioKitEs8388V1);
 
@@ -40,6 +42,7 @@ void audioStop() {
     running = false;
     Serial.println("[STOP]");
   }
+  copyErrors = 0;
   copier.end();
   mp3Stream.end();
   mp3Decoder.end();
@@ -193,12 +196,20 @@ void audioSetup() {
 
 bool audioLoop() {
   audioVolume = max(0.0f, min(audioVolume, 1.0f));
-  board.setVolume(audioVolume);
+  if (abs(board.volume() - audioVolume) >= 0.01f) {
+    Serial.println("writing new volume...");
+    board.setVolume(audioVolume);
+  }
   board.setMute(audioMute);
   if (copier.copy() > 0) {
+    copyErrors = 0;
     return true;
   }
   if (running) {
+    copyErrors++;
+    if (copyErrors < 100) {
+      return true;
+    }
     Serial.println("Stream ended!");
     audioStop();
   }

src/main.cpp

@@ -13,6 +13,8 @@ void setup() {
   playerSetup();
   playlistClear();
   playlistAdd("ICY|http://liveradio.sr.de/sr/sr1/mp3/128/stream.mp3|SR1");
+  playlistAdd("ICY|http://uk3.internet-radio.com:8082/live|1940s Radio");
+  playlistAdd("ICY|https://das-edge16-live365-dal02.cdnstream.com/a22508|Mistletoe Radio");
   playlistAdd("ICY|https://stream.rockantenne.de/rockantenne/stream/mp3|Rockantenne Classic Perlen");
 
   wifiLoop();