Update code for .ply file downloading

app.py

@@ -466,6 +466,7 @@ def gradio_demo(
     # we save a .ply file too
     plyfile = glbfile.replace('.glb', '.ply')
     write_ply(pcd[0], pcd[1]/255, path=plyfile)
+    print(f'Saved .ply file to {plyfile}')
 
     # Cleanup
     del predictions
@@ -531,7 +532,7 @@ def update_visualization(
     )
 
     if not os.path.exists(glbfile):
-        glbscene, glbscene_no_cam = predictions_to_glb(
+        glbscene, pcd = predictions_to_glb(
             predictions,
             conf_thres=conf_thres,
             filter_by_frames=frame_filter,
@@ -539,7 +540,10 @@ def update_visualization(
         )
         glbscene.export(file_obj=glbfile)
 
-        glbscene_no_cam.export(file_obj=glbfile.replace('.glb', '.ply'))
+        # we save a .ply file too
+        plyfile = glbfile.replace('.glb', '.ply')
+        write_ply(pcd[0], pcd[1]/255, path=plyfile)
+        print(f'Saved .ply file to {plyfile}')
 
     return glbfile, "Updating Visualization"