If you are recording a live broadcast and experience drops, enthusiasts often use a bash script to auto-restart the FFmpeg process to ensure no part of the episode is missed. Where to Watch and Record
The "whooshing" sound of the ghosts walking through walls was created by reversing a .wav file of a zipper closing using: ghosts s03e08 ffmpeg
ffmpeg -i "Ghosts.S03E08.input.mkv"