Articles intended for TSCM technicians.
Tech news: Extracting audio from video, or how to turn a bag of chips into a microphone
‘We’re recovering sounds from objects,’ said lead researcher Abe Davis in a statement. ‘That gives us a lot of information about the sound that’s going on around the object, but it also gives us a lot of information about the object itself, because different objects are going to respond to sound in different ways.’
Typically this technique requires a high-speed camera recording separate video […]