# -*- dockerfile -*-

# Docker.solution based on the Intel-Media-SDK instructions available here:
#
# https://github.com/Intel-Media-SDK/MediaSDK/wiki/Build-and-use-ffmpeg-with-MediaSDK
#
# This should really be part of a multi-stage build so the final 
# image isn't polluted with build artifacts
#
# NOTE: This image will only work with Ubuntu 19.04 (eoan) and newer

FROM xe-user-stage AS solution-build-1

USER root

# Update and install the Mesa, OpenCL, and Media from repositories.intel.com
# and required libraries.
#
# NOTE: libva requires libpciaccess0, however it doesn't depend on it
#       so explicitly install it.

RUN zypper --no-color -n install -y \
    libva-devel$LIBVA_DEV_VERSION \
    libva-utils$LIBVA_UTILS_VERSION \
    intel-mediasdk-devel$INTEL_MEDIASDK_DEVEL_VERSION \
    intel-media-driver \
    libva2 \
    libva-utils \
    libpciaccess-devel \
    libpciaccess0 \
    pciutils \
    libxcb-shm0 \
    libxcb-shape0 \
    libxcb-xfixes0

FROM solution-build-1 AS solution-build-2

# Install git and build tools, clone ffmpeg, and get ready to build it

RUN zypper --no-color -n install -y \
    binutils \
    gcc \
    gcc-c++ \
    make \
    pkg-config \
    gawk \
    git-core

USER user

# Clone ffmpeg
# NOTE: This explicitly clones the FFMPEG_TAG_VERSION (see SOLUTIONS).

RUN git clone --depth 1 --branch $FFMPEG_TAG_VERSION https://github.com/ffmpeg/ffmpeg /home/user/ffmpeg

# Build FFmpeg

WORKDIR /home/user/ffmpeg

ENV LIBVA_DRIVER_NAME=iHD

# RUN ./configure --arch=x86_64 --disable-x86asm --enable-vaapi --enable-libmfx \
#   && make -j $(nproc --all) \
#   && sudo make install
RUN ./configure --arch=x86_64 --disable-x86asm --enable-libmfx \
       --pkg-config=/usr/bin/pkg-config --pkgconfigdir=/usr/lib64/pkgconfig \
    && make -j $(nproc) \
    && sudo make install

FROM solution-build-1

USER root

# Copy ffmpeg and ffprobe from build container

COPY --from=solution-build-2 /usr/local/bin/ /usr/local/bin/

RUN zypper clean --all

USER user

ENV LIBVA_DRIVER_NAME=iHD