Added libplacebo-ubuntu-eoan image.

libplacebo-ubuntu-eoan/Dockerfile

+FROM ubuntu:eoan-20190916
+
+ENV IMAGE_DATE=201909221840
+
+# If someone wants to use VideoLAN docker images on a local machine and does
+# not want to be disturbed by the videolan user, we should not take an uid/gid
+# in the user range of main distributions, which means:
+# - Debian based: <1000
+# - RPM based: <500 (CentOS, RedHat, etc.)
+ARG VIDEOLAN_UID=499
+
+ENV SHADERC_BRANCH=v2019.0 \
+    GLSLANG_BRANCH=7.11.3214 \
+    SPIRV_TOOLS_BRANCH=v2019.2 \
+    SPIRV_HEADERS_BRANCH=master
+
+RUN set -x && \
+    addgroup --quiet --gid ${VIDEOLAN_UID} videolan && \
+    adduser --quiet --uid ${VIDEOLAN_UID} --ingroup videolan videolan && \
+    usermod --append --groups video videolan && \
+    echo "videolan:videolan" | chpasswd && \
+    apt-get update && \
+    apt-get install --no-install-suggests --no-install-recommends -y \
+        git-core build-essential cmake clang clang-tools lcov \
+        python python3-pip python3-setuptools python3-wheel \
+        gcc-mingw-w64-x86-64 g++-mingw-w64-x86-64 gcc-mingw-w64-i686 \
+        g++-mingw-w64-i686 mingw-w64-tools glslang-dev libvulkan-dev \
+        vulkan-validationlayers mesa-vulkan-drivers vulkan-tools \
+        liblcms2-dev gdb systemd-coredump && \
+    pip3 install meson ninja gcovr && \
+    apt-get clean -y && rm -rf /var/lib/apt/lists/* && \
+    cd /root && \
+    git clone --depth 1 -b ${SHADERC_BRANCH}         https://github.com/google/shaderc && \
+    cd shaderc && \
+    git clone --depth 1 -b ${GLSLANG_BRANCH}         https://github.com/KhronosGroup/glslang.git         third_party/glslang && \
+    git clone --depth 1 -b ${SPIRV_TOOLS_BRANCH}     https://github.com/KhronosGroup/SPIRV-Tools.git     third_party/spirv-tools && \
+    git clone --depth 1 -b ${SPIRV_HEADERS_BRANCH}   https://github.com/KhronosGroup/SPIRV-Headers.git   third_party/spirv-headers && \
+    mkdir build && cd build && \
+    cmake -GNinja \
+        -DCMAKE_BUILD_TYPE=RelWithDebInfo \
+        -DCMAKE_INSTALL_PREFIX=/usr/local \
+        -DSHADERC_SKIP_TESTS=1 \
+        .. && \
+    ninja && \
+    cp -a libshaderc*/libshaderc*.a   /usr/local/lib && \
+    cp -a libshaderc*/libshaderc*.so* /usr/local/lib && \
+    cp -a ../libshaderc*/include /usr/local && \
+    ldconfig && \
+    cd /root && \
+    rm -rf shaderc
+
+COPY crossfiles/ /opt/crossfiles/
+
+USER videolan

libplacebo-ubuntu-eoan/crossfiles/i686-w64-mingw32.meson

+[binaries]
+c = 'i686-w64-mingw32-gcc'
+cpp = 'i686-w64-mingw32-g++'
+ar = 'i686-w64-mingw32-ar'
+strip = 'i686-w64-mingw32-strip'
+windres = 'i686-w64-mingw32-windres'
+
+[properties]
+c_link_args = ['-static-libgcc']
+
+[host_machine]
+system = 'windows'
+cpu_family = 'x86'
+cpu = 'i686'
+endian = 'little'
+

libplacebo-ubuntu-eoan/crossfiles/x86_64-w64-mingw32.meson

+[binaries]
+c = 'x86_64-w64-mingw32-gcc'
+cpp = 'x86_64-w64-mingw32-g++'
+ar = 'x86_64-w64-mingw32-ar'
+strip = 'x86_64-w64-mingw32-strip'
+windres = 'x86_64-w64-mingw32-windres'
+
+[properties]
+c_link_args = ['-static-libgcc']
+
+[host_machine]
+system = 'windows'
+cpu_family = 'x86_64'
+cpu = 'x86_64'
+endian = 'little'