Fixes to avoid data loss

dlclivegui/gui/main_window.py

@@ -2363,6 +2363,18 @@ def _start_inference(self) -> None:
         self._update_dlc_controls_enabled()
 
     def _stop_inference(self, show_message: bool = True) -> None:
+        if self._rec_manager.is_active:
+            answer = QMessageBox.question(
+                self,
+                "Stop inference while recording?",
+                "This will stop currently running DLC-live custom processor. \n"
+                "File saving will not be handled via the standard 'recording stopped' event hooks."
+                "The processor might still save data now, but this will not be paired with the recording.\n\n"
+                "Stop inference anyway?",
+            )
+            if answer != QMessageBox.Yes:
+                return
+
         was_active = self._dlc_active
         self._dlc_active = False
         self._dlc_initialized = False

dlclivegui/services/dlc_processor.py

@@ -277,6 +277,7 @@ def shutdown(self) -> None:
                 "Shutdown requested but worker thread is still alive; DLCLive instance may not be fully released."
             )
             return
+        self._cleanup_processor()
         self._dlc = None
         self._initialized = False