Improve SoundQueue initialization

Author: drhelius

platforms/audio-shared/sound_queue.cpp

@@ -39,7 +39,6 @@ SoundQueue::SoundQueue()
     m_sync_output = true;
 
     int audio_drivers_count = SDL_GetNumAudioDrivers();
-    int audio_devices_count = SDL_GetNumAudioDevices(0);
 
     Debug("SoundQueue: %d audio backends", audio_drivers_count);
 
@@ -48,41 +47,33 @@ SoundQueue::SoundQueue()
         Debug("SoundQueue: %s", SDL_GetAudioDriver(i));
     }
 
-    Debug("SoundQueue: %d audio devices", audio_devices_count);
-
-    for (int i = 0; i < audio_devices_count; i++)
-    {
-        Debug("SoundQueue: %s", SDL_GetAudioDeviceName(i, 0));
-    }
-
     std::string platform = SDL_GetPlatform();
     if (platform == "Linux")
     {
-        if (SDL_InitSubSystem(SDL_INIT_AUDIO) < 0)
-            sdl_error("Couldn't init AUDIO subsystem");
-
         if (IsRunningInWSL())
         {
             Debug("SoundQueue: Running in WSL");
-            if (SDL_AudioInit("pulseaudio") < 0)
-                sdl_error("Couldn't init pulseaudio audio driver");
+            SDL_SetHint("SDL_AUDIODRIVER", "pulseaudio");
         }
         else
         {
             Debug("SoundQueue: Running in Linux");
-            if (SDL_AudioInit("alsa") < 0)
-                sdl_error("Couldn't init alsa audio driver");
         }
     }
-    else
-    {
-        if (SDL_Init(SDL_INIT_AUDIO) < 0)
-            sdl_error("Couldn't init AUDIO");
-    }
+
+    if (SDL_InitSubSystem(SDL_INIT_AUDIO) < 0)
+        sdl_error("Couldn't init AUDIO subsystem");
 
     Log("SoundQueue: %s driver selected", SDL_GetCurrentAudioDriver());
 
-    atexit(SDL_Quit);
+    int audio_devices_count = SDL_GetNumAudioDevices(0);
+
+    Debug("SoundQueue: %d audio devices", audio_devices_count);
+
+    for (int i = 0; i < audio_devices_count; i++)
+    {
+        Debug("SoundQueue: %s", SDL_GetAudioDeviceName(i, 0));
+    }
 }
 
 SoundQueue::~SoundQueue()
@@ -236,4 +227,4 @@ bool SoundQueue::IsRunningInWSL()
     }
 
     return false;
-}
+}