fix video issue

app.py

@@ -70,7 +70,7 @@ file_urls = [
     'https://github.com/lucarei/orientation-detection-robotic-grasping/assets/22428774/cefd9731-c57c-428b-b401-fd54a8bd0a95',
     'https://github.com/lucarei/orientation-detection-robotic-grasping/assets/22428774/acbad76a-33f9-4028-b012-4ece5998c272',
     'https://github.com/lucarei/orientation-detection-robotic-grasping/assets/22428774/ce8a0fb9-99ea-4952-bcc4-3afa023066d9',
-    'https://www.dropbox.com/s/7sjfwncffg8xej2/video_7.mp4?dl=1'
+    'https://dl.dropboxusercontent.com/scl/fi/flbf7vvoxgzoe9adovadm/video-540p.mp4?dl=0&rlkey=jbecmpu727q7yirvquma9m7w2'
 ]
 
 def download_file(url, save_name):
@@ -190,7 +190,7 @@ def show_preds_video(video_path):
                     
                     # Find the orientation of each shape
                     angle_deg = getOrientation(c, img)
-                    
+
             results = outputs[0].cpu().numpy()
             for i, det in enumerate(results.boxes.xyxy):
                 cv2.rectangle(