diff --git a/src/api/processor/object.h b/src/api/processor/object.h
index 8f43829..808b150 100644
--- a/src/api/processor/object.h
+++ b/src/api/processor/object.h
@@ -31,6 +31,7 @@ struct MYNTEYE_API Object {
   virtual ~Object() = default;
 
   virtual Object *Clone() const = 0;
+  virtual bool DecValidity() const = 0;
 
   /** Cast the obj to T pointer */
   template <typename T>
@@ -65,6 +66,10 @@ struct MYNTEYE_API ObjMat : public Object {
     mat->value = value.clone();
     return mat;
   }
+
+  bool DecValidity() const {
+    return !value.empty();
+  }
 };
 
 /**
@@ -87,6 +92,10 @@ struct MYNTEYE_API ObjMat2 : public Object {
     mat2->second = second.clone();
     return mat2;
   }
+
+  bool DecValidity() const {
+    return !first.empty() && !second.empty();
+  }
 };
 
 MYNTEYE_END_NAMESPACE
diff --git a/src/api/processor/processor.cc b/src/api/processor/processor.cc
index 851b464..8ba3bca 100644
--- a/src/api/processor/processor.cc
+++ b/src/api/processor/processor.cc
@@ -130,6 +130,10 @@ bool Processor::Process(const Object &in) {
       return false;
     }
   }
+  if (!in.DecValidity()) {
+    LOG(WARNING) << Name() << " process with invalid input";
+    return false;
+  }
   {
     std::lock_guard<std::mutex> lk(mtx_input_ready_);
     input_.reset(in.Clone());