AudioUnitManager: Add rationale for not using a mutex

Holzhaus · Feb 25, 2024 · 440d1cf · 440d1cf
1 parent f9cfd62
commit 440d1cf
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/effects/backends/audiounit/audiounitmanager.h b/src/effects/backends/audiounit/audiounitmanager.h
@@ -24,7 +24,10 @@ class AudioUnitManager {
     AudioUnitManager& operator=(const AudioUnitManager&) = delete;
 
     /// Fetches the audio unit if already instantiated.
-    /// Non-blocking and thread-safe.
+    ///
+    /// Non-blocking and thread-safe, since this method is intended to (also) be
+    /// called in a real-time context, e.g. from an audio thread, where we don't
+    /// want to e.g. block on a mutex.
     AudioUnit _Nullable getAudioUnit();
 
   private: