---
syntax: markdown
tags: [tldr, common]
source: https://github.com/tldr-pages/tldr.git
---
# sox

> Sound eXchange: play, record, and convert audio files.
> Audio formats are identified by the extension.
> More information: <https://manned.org/sox>.

- Merge two audio files into one:

`sox {{[-m|--combine mix]}} {{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}} {{duration}}`

- 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|--null]}} stat`

- Increase the volume of an audio file by 2x:

`sox {{[-v|--volume]}} 2.0 {{path/to/input_audio}} {{path/to/output_audio}}`
