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Can I record sound until silence OR a maximum length of recording?

Looking at detecting sound until some silence occurs, I arrived at the command rec recording.flac rate 32k silence -l 1 0.1 3% 1 3.0 3%. I realize my specific use would be somewhat different: I do ...
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1answer
332 views

How to use sox or ffmpeg to detect silence intervals in a long audio file and replace them by zeros (aka suppress background noise)?

I have a long audio file that was created by concatenating many short files. I would like to detect silence between the speech segments (just a threshold is enough for my purposes) and replace them by ...
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75 views

Default input device sox

I'm trying to configure sox to use a webcam that I just ordered. I've confirmed that the mic works through the GUI. I ran arecord -l and found that the card, device numbers are 1 and 0, respectively. ...
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253 views

Playback and simultaneous recording through external USB sound card

I've an external USB sound card (in my case it's a TerraTec Aureon 7.1 USB). I've looped the earphone-out to the line-in using a 3.5mm jack cable. I'm interested in starting the playback of a MP2 ...
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0answers
97 views

SOX script to recognise special pattern

Is it possible to define SOX script that would recognize a pattern having short broadcast followed by a very short pause and then again short broadcast? This would happen when someone presses tangent ...
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25 views

How to upgrade SoX to the latest version on RedHat?

I've just installed SoX on RedHat using yum. It automatically installed v14.2.0 which is not the latest version. When I ran yum --showduplicates list sox to check the available packages, it shows ...
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141 views

Cannot build sox with FLAC support

I'm trying to configure and build sox v14.4.1 with FLAC support enabled, on Ubuntu. I have downloaded and installed flac and done an sudo ldconfig (just in case the libs were wrongly linked), but ...