i

app.py

@@ -66,7 +66,8 @@ def process_video(input_video):
             tracks['players'][frame_num][assigned_player]['has_ball'] = True
             team_ball_control.append(tracks['players'][frame_num][assigned_player]['team'])
         else:
-            team_ball_control.append(team_ball_control[-1])
+            if team_ball_control: # in case first few frames assigned_player == -1
+                team_ball_control.append(team_ball_control[-1])
     team_ball_control = np.array(team_ball_control)
 
     # Draw output
@@ -88,6 +89,6 @@ interface = gr.Interface(fn=process_video,
                             outputs=gr.Video(label="Processed Video"),
                             live=False,  # No live update to avoid real-time processing issues
                             title="Football Match Analytics with YOLO and OpenCV",
-                            description="This tool processes football game videos to track player movements, team assignments, ball possession, speed, distance, and camera movement. Reference: https://www.youtube.com/watch?v=neBZ6huolkg&t=15083s")  # Allow users to download the processed video
+                            description="This tool processes football game videos to track player movements, team assignments, ball possession, speed, distance, and camera movement. <br> Original Reference: https://www.youtube.com/watch?v=neBZ6huolkg&t=15083s")  # Allow users to download the processed video
 
 interface.launch(debug=True, show_error = True)