Table of Contents
Audio Normalization
It may happen that you have downloaded different episodes of the same serie from different sources for various reasons and that the audio levels are not consistent.
This method will ensure you normalize as much as possible the audio levels between your files.
The tool is ffmpeg normalize a python script capable of leveraging ffmpeg filters capability.
Installation
Create a dedicated user, make it part of the media group so that it can access your media library:
useradd -d /data/daemons/ffmpeg-normalize -m ffmpeg-normalize -g media
Now, set umask 0002 in the .bashrc of the user
- .bashrc
umask 0002 export PATH=/data/daemons/ffmpeg-normalize/.local/bin:$PATH
so that any created files are accessible by the media groups, and also you add the bin path for the installation later on.
enable PIP in gentoo for your user (here), put the following file under /data/daemons/ffmpeg-normalize/.confg/pip/pip.conf:
- pip.conf
[global] break-system-packages = true user = true
Then you can install the tool:
su - ffmpeg-normalize pip install ffmpeg-normalize