ffmpeg

INSTALLATION

• Official site: https://ffmpeg.org/download.html

• Debian / Ubuntu: sudo apt install ffmpeg

• Homebrew (Mac): brew install ffmpeg

Useful Commands

Format Conversion

Here is an example to convert to mp4 format.

ffmpeg -i "${input}" output.mp4

Normalize Loudness

ffmpeg -i "${input}" -af loudnorm output.mp4

Noise Reduction

You can search RNN models on Google. For example, here is a github project: https://github.com/GregorR/rnnoise-models, it's cb.rnnn model is pretty good.

ffmpeg -i "${input}" -af "arnndn=m=${model}" output.mp4