Update app.py

app.py

@@ -223,7 +223,7 @@ def make_video(video_path, outdir='./vis_video_depth', encoder='vits', blur_data
               thumbnail_old = thumbnail
 
             blur_frame = blur_image(raw_frame, depth_color, blur_data)
-            comb_frame = np.concatenate((blur_frame, depth_color), axis=1)
+            comb_frame = np.concatenate((blur_frame, depth_color), axis=0)
 
             cv2.imwrite(f"f{count}_comb.jpg", comb_frame)
             comb_frames.append(f"f{count}_comb.jpg")