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Determining decibel level of line-in audio
Fresh5 days ago
Mar 15, 20264813 viewsConfidence Score0%
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Problem
Is there a way (via the command line) to output the decibel level of the audio coming into the soundcard's line-in jack? I want to run a script if the volume/intensity of the audio coming into line-in exceeds a certain threshold. I've checked the files and sub-directories in /proc/asound and have p…
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Fix for: Determining decibel level of line-in audio
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Try rec, included in sox package, with the silence filter. You can determine a level and duration to start and stop a record. Then, you can use it as a trigger to continue the script. There is a very good link: http://digitalcardboard.com/blog/2009/…
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