tldr/pages/common/sox.md

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# sox
> Sound eXchange: play, record and convert audio files.
> Audio formats are identified by the extension.
> More information: <http://sox.sourceforge.net>.
- Merge two audio files into one:
`sox -m {{path/to/input_audio1}} {{path/to/input_audio2}} {{path/to/output_audio}}`
- Trim an audio file to the specified times:
`sox {{path/to/input_audio}} {{path/to/output_audio}} trim {{start}} {{end}}`
- Normalize an audio file (adjust volume to the maximum peak level, without clipping):
`sox --norm {{path/to/input_audio}} {{path/to/output_audio}}`
- Reverse and save an audio file:
`sox {{path/to/input_audio}} {{path/to/output_audio}} reverse`
- Print statistical data of an audio file:
`sox {{path/to/input_audio}} -n stat`
- Increase the volume of an audio file by 2x:
`sox -v 2.0 {{path/to/input_audio}} {{path/to/output_audio}}`