fix(plugin): OutputStream#TryGetNext throws if it's not started (#581)

homuler · May 19, 2022 · 9e99400 · 9e99400
1 parent 456a822
commit 9e99400
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/Packages/com.github.homuler.mediapipe/Runtime/Scripts/Unity/OutputStream.cs b/Packages/com.github.homuler.mediapipe/Runtime/Scripts/Unity/OutputStream.cs
@@ -282,6 +282,12 @@ public bool ResetTimestampIfTimedOut(long timestampMicrosec, long timeoutMicrose
 
     protected bool CanCallNext(bool allowBlock)
     {
+      if (_poller == null)
+      {
+        Logger.LogWarning("OutputStreamPoller is not initialized. Call StartPolling before running the CalculatorGraph");
+        return false;
+      }
+
       if (canTestPresence)
       {
         if (!allowBlock)