diff --git a/lib/src/WriterManager.cpp b/lib/src/WriterManager.cpp
index daabd40..428fa34 100644
--- a/lib/src/WriterManager.cpp
+++ b/lib/src/WriterManager.cpp
@@ -202,4 +202,9 @@ bool WriterManager::are_all_parameters_set()
     }
 
     return true;
+}
+
+size_t WriterManager::get_n_frames()
+{
+    return n_frames;
 }
\ No newline at end of file
diff --git a/lib/src/WriterManager.hpp b/lib/src/WriterManager.hpp
index 6d140e9..111e790 100644
--- a/lib/src/WriterManager.hpp
+++ b/lib/src/WriterManager.hpp
@@ -53,6 +53,8 @@ class WriterManager
         void received_frame(size_t frame_index);
         void written_frame(size_t frame_index);
         void lost_frame(size_t frame_index);
+
+        size_t get_n_frames();
 };
 
 #endif
\ No newline at end of file