Merge pull request #55 from makuearth/master

Fix to avoid calling start twice.
vadymmarkov · Jan 4, 2018 · aee0afb · aee0afb
2 parents 94ac78d + 8eb58ca
commit aee0afb
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/Source/SignalTracking/Units/InputSignalTracker.swift b/Source/SignalTracking/Units/InputSignalTracker.swift
@@ -66,9 +66,11 @@ final class InputSignalTracker: SignalTracker {
       }
     }
 
-    captureSession.startRunning()
-    audioEngine?.prepare()
     try audioEngine?.start()
+    captureSession.startRunning()
+    guard captureSession.isRunning == true else {
+        throw InputSignalTrackerError.inputNodeMissing
+    }
   }
 
   func stop() {