Dockerfile

# It's tricky to build on Alpine because of absense of pre-built libomxil-bellagio
FROM debian:buster-slim

ENV FFMPEG_VERSION=4.1.4

# Path to OpenMAX hardware encoding libraries. They are part of Raspberry Pi firmware.
ENV LD_LIBRARY_PATH=/opt/vc/lib 

ARG FFMPEG_CONFIGURE_OPTIONS="\
 --disable-debug \
 --disable-doc \
 --disable-programs \
 --disable-everything \
 --enable-ffmpeg \
 --enable-decoder=rawvideo \
 --enable-decoder=pcm_s16le \
 --enable-encoder=h264_omx --enable-omx-rpi \
 --enable-libfdk-aac \
 --enable-encoder=libfdk_aac \
 --enable-muxer=hls --enable-muxer=mp4 \
 --enable-protocol=file \
 --enable-indev=v4l2 \
 --enable-indev=alsa \
 --enable-filter=aresample --enable-filter=volume \
"

WORKDIR /tmp/

RUN \
	sed -i "s/main/main non-free/g" /etc/apt/sources.list && \
	apt-get update && \
    apt-get full-upgrade -y && \
    apt-get install -y \
        build-essential \
        pkg-config \
        libomxil-bellagio-dev \
        libasound2-dev \
        libasound2 \
        libfdk-aac-dev \
        libfdk-aac1 \
        wget \
        yasm && \
    wget -O - https://www.ffmpeg.org/releases/ffmpeg-${FFMPEG_VERSION}.tar.xz | tar xvJf - && \
    cd ffmpeg-${FFMPEG_VERSION} && \
    ./configure ${FFMPEG_CONFIGURE_OPTIONS} && \
    make -j$(nproc) && \
    make install && \
    cd .. && \
    rm -r ffmpeg-${FFMPEG_VERSION} && \
    apt-get remove -y --purge \
   	    build-essential \
   	    pkg-config \
   	    libomxil-bellagio-dev \
   	    libasound2-dev \
   	    libfdk-aac-dev \
   	    wget \
   	    yasm && \
    apt-get autoremove -y && \
    apt-get clean && \
    rm -r /var/lib/apt/lists/*

CMD ["ffmpeg"]