From 32af7d14cf515c0955b091d2eaeb1d05bf9fcd60 Mon Sep 17 00:00:00 2001
From: Null <8wakui@gmail.com>
Date: Fri, 7 Nov 2025 21:36:50 +0900
Subject: [PATCH] fix: prevent crash in Holistic Landmarker when face is lost

---
 .../Vision/HolisticLandmarker/HolisticLandmarker.cs      | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/Packages/com.github.homuler.mediapipe/Runtime/Scripts/Tasks/Vision/HolisticLandmarker/HolisticLandmarker.cs b/Packages/com.github.homuler.mediapipe/Runtime/Scripts/Tasks/Vision/HolisticLandmarker/HolisticLandmarker.cs
index b68bc9a40..d4d932e75 100644
--- a/Packages/com.github.homuler.mediapipe/Runtime/Scripts/Tasks/Vision/HolisticLandmarker/HolisticLandmarker.cs
+++ b/Packages/com.github.homuler.mediapipe/Runtime/Scripts/Tasks/Vision/HolisticLandmarker/HolisticLandmarker.cs
@@ -346,7 +346,14 @@ private static bool TryBuildHolisticLandmarkerResult(PacketMap outputPackets, re
 
       using var faceBlendshapesPacket = outputPackets.At<Classifications>(_FACE_BLENDSHAPES_STREAM_NAME);
       var faceBlendshapes = result.faceBlendshapes;
-      faceBlendshapesPacket?.Get(ref faceBlendshapes);
+      if (faceBlendshapesPacket == null || faceBlendshapesPacket.IsEmpty())
+      {
+          faceBlendshapes.categories?.Clear();
+      }
+      else
+      {
+          faceBlendshapesPacket.Get(ref faceBlendshapes);
+      }
 
       using var segmentationMaskPacket = outputPackets.At<Image>(_POSE_SEGMENTATION_MASK_STREAM_NAME);
       var segmentationMask = segmentationMaskPacket?.Get();