change plugin system

tsmark/video_annotator.py

@@ -597,6 +597,9 @@ class World:
     def __init__(self, tsmark):
         self.tsmark = tsmark
         self.window_name = "tsmark - plugin"
+        print("plugin loaded")
+    def __call__(self):
+        print("plugin called")
         self.tsmark.paused = True
         cv2.namedWindow(self.window_name, flags=cv2.WINDOW_AUTOSIZE | cv2.WINDOW_KEEPRATIO | cv2.WINDOW_GUI_NORMAL)
         frame = cv2.resize(np.zeros((16, 16, 3), dtype=np.uint8), self.tsmark.video_res)
@@ -618,12 +621,12 @@ class World:
             loaded_plugin = importlib.util.module_from_spec(module_spec)
             module_spec.loader.exec_module(loaded_plugin)
             plugin_class = getattr(loaded_plugin, plugin_class)
-            self.plugin = plugin_class
+            self.plugin = plugin_class(self)
 
     def launch_plugin(self):
 
         if self.plugin:
-            self.plugin(self)
+            self.plugin()
 
     def interpolate_points(self, point_index=None):
         """types: