fixxed alsa sound problems

app/__init__.py

@@ -4,14 +4,10 @@ import logging
 import threading
 import time
 import os
-import pygame
 
 from flask import Flask
 
 from .utils.logging import setup_logging, cleanup_old_log_dirs
-from .routes.main import main_bp
-from .routes.admin import admin_bp
-from .routes.api import api_bp
 from .bluetooth.manager import init_bluetooth
 
 logger = logging.getLogger(__name__)  # ← Logger für diese Datei
@@ -30,16 +26,29 @@ def create_app():
     # Bluetooth initialisieren (Monitor-Thread startet automatisch)
     init_bluetooth()
 
-    # pygame initialisieren (einmalig)
+    # pygame initialisieren (einmalig). Ein Audiofehler darf die Hub-Steuerung
+    # nicht am Start hindern; die API versucht die Initialisierung später erneut.
     from config import Config
-    pygame.mixer.pre_init(frequency=Config.AUDIO_FREQ,
-                          size=Config.AUDIO_SIZE,
-                          channels=Config.AUDIO_CHANNELS,
-                          buffer=Config.AUDIO_BUFFER)
-    pygame.mixer.init()
-    pygame.mixer.set_num_channels(Config.AUDIO_NUM_CHANNELS)  # genug parallele Kanäle für BG + Effekte
-    pygame.mixer.music.set_volume(0.8)  # Standard-Lautstärke (für Legacy-Fälle)
-    app.logger.info("pygame initialisiert")
+    if Config.AUDIO_DEVICE:
+        os.environ['AUDIODEV'] = Config.AUDIO_DEVICE
+    import pygame
+    try:
+        init_args = {
+            'frequency': Config.AUDIO_FREQ,
+            'size': Config.AUDIO_SIZE,
+            'channels': Config.AUDIO_CHANNELS,
+            'buffer': Config.AUDIO_BUFFER,
+        }
+        if Config.AUDIO_DEVICE:
+            init_args['devicename'] = Config.AUDIO_DEVICE
+        pygame.mixer.init(**init_args)
+        pygame.mixer.set_num_channels(Config.AUDIO_NUM_CHANNELS)
+        pygame.mixer.music.set_volume(0.8)
+        app.logger.info(f"pygame initialisiert (Gerät: {Config.AUDIO_DEVICE or 'SDL-Standard'})")
+    except pygame.error as e:
+        app.logger.error(f"Audio konnte nicht initialisiert werden: {e}")
+        if Config.AUDIO_REQUIRED:
+            raise
 
     # Blueprints registrieren
     from .routes.main import main_bp

app/routes/api.py

@@ -29,13 +29,16 @@ DEFAULT_MAX_PER_HOUR = 2
 DEFAULT_WINDOW_SECONDS = 3600
 
 def _ensure_mixer():
-    from config import Config
     if not pygame.mixer.get_init():
-        pygame.mixer.pre_init(frequency=Config.AUDIO_FREQ,
-                              size=Config.AUDIO_SIZE,
-                              channels=Config.AUDIO_CHANNELS,
-                              buffer=Config.AUDIO_BUFFER)
-        pygame.mixer.init()
+        init_args = {
+            'frequency': Config.AUDIO_FREQ,
+            'size': Config.AUDIO_SIZE,
+            'channels': Config.AUDIO_CHANNELS,
+            'buffer': Config.AUDIO_BUFFER,
+        }
+        if Config.AUDIO_DEVICE:
+            init_args['devicename'] = Config.AUDIO_DEVICE
+        pygame.mixer.init(**init_args)
         pygame.mixer.set_num_channels(Config.AUDIO_NUM_CHANNELS)
 
 def _load_sound(file_path):