Fix possible concurrency issue in thumbs

[kdenlive] / src / kthumb.h

diff --git a/src/kthumb.h b/src/kthumb.h
index 76885fc5b24044d9a8535b4e8b383a4d609a9aa2..45eca383aec534ffadc9fcb332b9b563387cd923 100644 (file)
--- a/src/kthumb.h
+++ b/src/kthumb.h
@@ -118,6 +118,7 @@ private:
     int m_arrayWidth;
     /** @brief List of frame numbers from which we want to extract thumbnails. */
     QList <int> m_intraFramesQueue;
+    QMutex m_mutex;
     void doGetThumbs();
 
 signals: