Duc Thang HOANG

You can comment these lines of `_record_frame()` function, it will solve the problem: ```python #now_time = time.time() #if last_frame_time is not None: # time_diff = now_time - last_frame_time # while...

Ok it makes sense. I've just fixed it, thank you.

Where did you take the `results25_kitti2.pfm` file? Normally, depth map from KITTI is written in uint16, and you should divise by 256 to get depth values in meters.