The Visual Microphone: Passive recovery of sound from video

Discussion in 'Off-Topic' started by MrChips, Aug 6, 2014.

  1. MrChips

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    Oct 2, 2009
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  2. AlphaDesign888

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    Jul 27, 2014
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    Far out aye.

    Translating physical movement into sound.
     
  3. Wendy

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    Mar 24, 2008
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    Little disingenuous, they require a high speed camera. Surveillance companys can use a laser off a pane of glass to hear what is going on inside, as a passive wiretap. Good luck doing that with a NTSC or PAL system.
     
  4. MrChips

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    According to the article, the researchers used the horizontal line scan of standard video recording to recover the sound:

     
  5. studiot

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    Nov 9, 2007
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    Interesting thanks for drawing our attention.
     
  6. nsaspook

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