Dockerfile

FROM phusion/baseimage:0.9.22
MAINTAINER pinion <pinion@gmail.com>
ENV DEBIAN_FRONTEND noninteractive

# Set correct environment variables
ENV HOME /root

# Use baseimage-docker's init system
CMD ["/sbin/my_init"]

# Fix a Debianism of the nobody's uid being 65534
RUN usermod -u 99 nobody
RUN usermod -g 100 nobody

RUN apt-get update -qq

# install handbrake-cli
RUN add-apt-repository ppa:stebbins/handbrake-releases
RUN apt-get update
RUN apt-get -y install handbrake-cli
RUN apt-get clean


# Link your files directory that you'd like to transcode
VOLUME /files

# manifest: expose, run
# ENTRYPOINT ["/sbin/my_init"]
# CMD ["/bin/bash"]

# Now enter your container and use handbrake cli as normal
# docker exec -i -t handbrake bash