Dockerfile.alpine.rpi

ARG BUILD_IMAGE=alpine:3.15

FROM $BUILD_IMAGE AS builder

ARG BUILD_DATE=1970-01-01T00:00:00Z
ARG BUILD_COMMIT=unknown
ARG FFMPEG_VERSION=none

ENV PKG_CONFIG_PATH=/usr/lib/pkgconfig \
  SRC=/usr

# install build packages
RUN apk add -U \
  autoconf \
  automake \
  bash \
  binutils \
  bzip2 \
  ca-certificates \
  cmake \
  coreutils \
  curl \
  diffutils \
  g++ \
  gcc \
  libgcc \
  libssl3 \
  libtool \
  linux-headers \
  make \
  musl-dev \
  nasm \
  openssl-dev \
  patch \
  tar \
  zlib-dev \
  harfbuzz-dev \
  freetype-dev \
  libxml2-dev \
  libsrt-dev \
  x264-dev \
  x265-dev \
  libvpx-dev \
  lame-dev \
  opus-dev \
  libvorbis-dev \
  dav1d-dev \
  rav1e-dev \
  alsa-lib-dev \
  v4l-utils-dev \
  raspberrypi-dev \
  raspberrypi-libs

# install and patch ffmpeg
RUN mkdir -p /dist && cd /dist && \
  curl -OLk http://ffmpeg.org/releases/ffmpeg-${FFMPEG_VERSION}.tar.gz && \
  tar -xvz -f ffmpeg-${FFMPEG_VERSION}.tar.gz && \
  rm ffmpeg-${FFMPEG_VERSION}.tar.gz

COPY ./contrib /contrib

RUN echo $uname

RUN cd /dist/ffmpeg-${FFMPEG_VERSION} && \
  apkArch="$(apk --print-arch)" && if [ $apkArch != "aarch64" ]; then MMAL_SUPPORT="--enable-mmal"; fi && \
  apkArch="$(apk --print-arch)" && if [ $apkArch != "aarch64" ]; then OMX_SUPPORT="--enable-omx --enable-omx-rpi"; fi && \
  patch -p1 < /contrib/ffmpeg-jsonstats.patch && \
  patch -p1 < /contrib/ffmpeg-hls.patch && \
  patch -p1 < /contrib/0027-avformat-mpegts-index-only-keyframes-to-ensure-accur.patch && \
  patch -p1 < /contrib/0031-pass-dovi-sidedata-to-hlsenc-and-mpegtsenc.patch && \
  patch -p1 < /contrib/0046-fix-libx265-encoded-fmp4-hls-playback-on-safari.patch && \ 
  patch -p1 < /contrib/0001-add-fixes-for-segment-muxer.patch && \
  patch -p1 < /contrib/FFmpeg-devel-01-13-avformat-flvenc-Implement-support-for-multi-track-video.diff && \
  patch -p1 < /contrib/FFmpeg-devel-02-13-avformat-flvdec-Add-support-for-demuxing-multi-track-FLV.diff && \
  patch -p1 < /contrib/FFmpeg-devel-03-13-avformat-flvenc-add-enhanced-audio-codecs.diff && \
  patch -p1 < /contrib/FFmpeg-devel-04-13-avformat-flvenc-remove-size-check-for-audio-packets.diff && \
  patch -p1 < /contrib/FFmpeg-devel-05-13-avformat-flvdec-add-enhanced-audio-codecs.diff  && \
  patch -p1 < /contrib/FFmpeg-devel-06-13-avformat-flvenc-refactor-fourcc-writing.diff  && \
  patch -p1 < /contrib/FFmpeg-devel-07-13-avformat-flvenc-write-enhanced-rtmp-multichannel-info-for-audio-with-more-than-two-channels.diff && \
  patch -p1 < /contrib/FFmpeg-devel-08-13-avformat-flvdec-parse-enhanced-rtmp-multichannel-info.diff  && \
  patch -p1 < /contrib/FFmpeg-devel-09-13-avformat-flvenc-add-support-for-writing-multi-track-audio.diff && \
  patch -p1 < /contrib/FFmpeg-devel-10-13-avformat-flvdec-add-support-for-reading-multi-track-audio.diff && \
  patch -p1 < /contrib/FFmpeg-devel-11-13-avformat-rtmpproto-add-more-enhanced-rtmp-codecs.diff  && \
  patch -p1 < /contrib/FFmpeg-devel-12-13-avformat-flvdec-stop-shadowing-local-variables.diff  && \
  patch -p1 < /contrib/FFmpeg-devel-13-13-avformat-flvdec-support-all-multi-track-modes.diff && \
  ./configure \
  --extra-version="datarhei-${BUILD_COMMIT}-${BUILD_DATE}" \
  --prefix="${SRC}" \
  --extra-libs="-lpthread -lxml2 -lm -lsupc++ -lstdc++ -lssl -lcrypto -lz -lc -ldl" \
  --enable-nonfree \
  --enable-gpl \
  --enable-version3 \
  --enable-postproc \
  --enable-static \
  --enable-openssl \
  --enable-libxml2 \
  $OMX_SUPPORT \
  $MMAL_SUPPORT \
  --enable-libv4l2 \
  --enable-v4l2_m2m \
  --enable-alsa \
  --enable-libfreetype \
  --enable-libsrt \
  --enable-libx264 \
  --enable-libx265 \
  --enable-libvpx \
  --enable-libmp3lame \
  --enable-libopus \
  --enable-libvorbis \
  --enable-libdav1d \
  --enable-librav1e \
  --disable-ffplay \
  --disable-debug \
  --disable-doc \
  --disable-shared && \
  make -j$(nproc) && \
  make install

# export shared ffmpeg libs
RUN mkdir -p /ffmpeg/lib && \
  ldd /usr/bin/ffmpeg | grep -o -e '/usr/lib/[^ ]*' | xargs -I % cp -v % /ffmpeg/lib

FROM $BUILD_IMAGE AS final

COPY --from=builder /usr/bin/ffmpeg /usr/bin/ffmpeg
COPY --from=builder /ffmpeg/lib/* /usr/lib/

RUN apk add --no-cache \
  ca-certificates \
  tzdata \
  alsa-lib \
  xf86-video-fbdev \
  v4l-utils \
  raspberrypi-userland && \
  echo "/opt/vc/lib:/usr/local/lib:/usr/lib:/lib" > /etc/ld-musl-armhf.path && \
  ffmpeg -buildconf

WORKDIR /tmp
ENTRYPOINT ["/usr/bin/ffmpeg"]
CMD ["-version"]