NISH1001/noise-reduction.md

Created December 10, 2018 05:59

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Remove noise from audio track

Raw

noise-reduction.md

First Create Noise Profile

This is done using ffmpeg:

ffmpeg -i source.mp3 -vn -ss 00:00:18 -t 00:00:20 noisesample.wav

Create Noise Profile for Sox

sox noisesample.wav -n noiseprof noise_profile_file

Reduce noise on source file

sox source.mp3 output.mp3 noisered noise_profile_file 0.31

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