diff --git a/include/core/processor/processor_base.h b/include/core/processor/processor_base.h
index 3e555eb2ee5dbb569f1fa613e4330d4803db0272..19a5709d3dead3c3fe736f4ba346cf81392f5b6b 100644
--- a/include/core/processor/processor_base.h
+++ b/include/core/processor/processor_base.h
@@ -249,6 +249,18 @@ class ProcessorBase : public NodeBase, public std::enable_shared_from_this<Proce
          */
         virtual bool triggerInKeyFrame(FrameBasePtr _keyframe_ptr, const Scalar& _time_tolerance) = 0;
 
+        /** \brief store key frame
+        *
+        * Returns true if the key frame should be stored
+        */
+        virtual bool storeKeyFrame(FrameBasePtr) = 0;
+
+        /** \brief store capture
+        *
+        * Returns true if the capture should be stored
+        */
+        virtual bool storeCapture(CaptureBasePtr) = 0;
+
         /** \brief Vote for KeyFrame generation
          *
          * If a KeyFrame criterion is validated, this function returns true,
diff --git a/src/processor/processor_base.cpp b/src/processor/processor_base.cpp
index 4d9e937028360e651dfbb0377927ad2186244b8e..3276f333514c074e436a3c0b7ea1af9973d5b7f1 100644
--- a/src/processor/processor_base.cpp
+++ b/src/processor/processor_base.cpp
@@ -36,8 +36,10 @@ void ProcessorBase::keyFrameCallback(FrameBasePtr _keyframe_ptr, const Scalar& _
     WOLF_DEBUG("P", isMotion() ? "M " : "T ", getName(), ": KF", _keyframe_ptr->id(), " callback received with ts = ", _keyframe_ptr->getTimeStamp());
     assert(_keyframe_ptr != nullptr && "keyFrameCallback with a nullptr frame");
 
-    // buffering anyway
-    buffer_pack_kf_.add(_keyframe_ptr, _time_tol_other);
+
+    // asking if key frame should be stored
+    if (storeKeyFrame(_keyframe_ptr))
+        buffer_pack_kf_.add(_keyframe_ptr, _time_tol_other);
 
     // if trigger true -> processKeyFrame
     if (triggerInKeyFrame(_keyframe_ptr, _time_tol_other))
@@ -53,7 +55,8 @@ void ProcessorBase::captureCallback(CaptureBasePtr _capture_ptr)
     // if trigger, process directly without buffering
     if (triggerInCapture(_capture_ptr))
         processCapture(_capture_ptr);
-    else
+    // asking if capture should be stored
+    if (storeCapture(_capture_ptr))
         buffer_capture_.add(_capture_ptr->getTimeStamp(), _capture_ptr);
 }