Update app.py

app.py

@@ -482,7 +482,7 @@ def track(
             torch.tensor(video_preview)
             .permute(0, 3, 1, 2)[None]
             .to(pred_tracks.device),
-            pred_tracks,
+            pred_tracks.round(),
             pred_visibility,
             save_video=False,
         )[0]