A command line utility that automates the task of maintaining a lossy encoded copy of your lossless music for use on portable devices.

• maintains a mirrored directory structure efficiently

  • only new or changed files are copied/encoded

• encodes lossless formats to a lossy format (see Supported Formats below)
• copies lossy files without transcoding
• copies albumart
• utilizes all available processing cores

lossless formats:

• flac -> https://xiph.org/flac/

  • high quality re-sampling for sampling frequencies above 44.1khz

lossy formats:

• mp3 -> http://lame.sourceforge.net/

  • replaygain analyzed and applied
  • ID3 v1.1 and ID3 v2.4 applied

Start off by cloning the lossless2lossy repository:

git checkout https://github.com/lenzenmi/lossless2lossy.git
cd lossless2lossy

Before installing lossless2lossy, you will need to install 3rd party packages and ensure they are available on your system path.

1. mutagenx

The easiest way to install python packages is to use pip:

pip install -r requirements.txt

Once all of the dependencies are installed simply do:

python setup.py install

lossless2lossy --delete {format} source encoded

where:

--delete    (optional) if specified all files that are not present in the source folder
            will be deleted from the encoded folder

{format}    (optional default=mp3) choose the format to encode to

source      (required) path to the lossless files

encoded     (required) path where the encoded files will be saved

lossless2lossy --delete /home/music/flac/ /home/music/mp3/