Alpine Linux based https://github.com/dpwe/audfprint docker image
Based on
- https://hub.docker.com/r/frolvlad/alpine-python2/~/dockerfile/
- https://github.com/frol/docker-alpine-python-machinelearning/blob/master/Dockerfile
- https://hub.docker.com/r/slifty/audfprint/
- https://hub.docker.com/r/rajbot/audfprint/
- https://hub.docker.com/r/internetarchive/audfprint/
TODO: smaller ffmpeg