Update app.py

app.py

@@ -111,7 +111,8 @@ def make_video(video_path, outdir='./vis_video_depth', encoder='vits'):
             depth = (depth - depth.min()) / (depth.max() - depth.min()) * 255.0
             
             depth = depth.cpu().numpy().astype(np.uint8)
-            depth_color = cv2.cvtColor(depth, cv2.COLOR_RGBA2GRAY)
+            depth_color = cv2.applyColorMap(depth, cv2.COLORMAP_BONE)
+            depth_color = cv2.cvtColor(depth_color, cv2.COLOR_RGBA2GRAY)
             depth_color = cv2.cvtColor(depth_color, cv2.COLOR_GRAY2RGB)
             
             # split_region = np.ones((frame_height, margin_width, 3), dtype=np.uint8) * 255