The Visual Microphone: Recovering Sound... from video
Posted: Mon Mar 23, 2015 10:36 pm
http://people.csail.mit.edu/mrub/VisualMic/
This is genuinely frightening. The gist is that given a sufficiently high resolution, high speed video, it's possible to extract sound from the minute variations of various objects.
This is genuinely frightening. The gist is that given a sufficiently high resolution, high speed video, it's possible to extract sound from the minute variations of various objects.