diff --git a/src/esd_bleeding_view_tool/__init__.py b/src/esd_bleeding_view_tool/__init__.py
index 5013e2b..633da61 100644
--- a/src/esd_bleeding_view_tool/__init__.py
+++ b/src/esd_bleeding_view_tool/__init__.py
@@ -115,6 +115,7 @@ class MainWindow(QMainWindow, Ui_MainWindow):
 
     def start(self):
         ## 调用start函数
+        self.load_video()
         self.show_text("started\n")
 
     def pause(self):