os: linux
dist: bionic
language: c++
cache: ccache

addons:
  apt:
    update: true
    sources:
      - sourceline: "ppa:ubuntu-toolchain-r/test"
      - sourceline: "deb http://apt.llvm.org/bionic/ llvm-toolchain-bionic main"
        key_url: "https://apt.llvm.org/llvm-snapshot.gpg.key"
    packages:
      - python3-pip
      - ninja-build
      - python3-setuptools
      - ccache
      - yasm
  homebrew:
    packages:
      - ninja
      - ccache
      - yasm
    update: true

before_install: "sudo chown -R travis: $HOME/.ccache"

install:
  - ccache -s
  - pip3 install meson
  - |
    if type apt-get; then
      case "$CC" in
      gcc-7) sudo apt-get install -qq gcc-7 g++-7 ;;
      gcc-8) sudo apt-get install -qq gcc-8 g++-8 ;;
      gcc-9) sudo apt-get install -qq gcc-9 g++-9 ;;
      clang-6.0) sudo apt-get install -qq clang-6.0 ;;
      clang) sudo apt-get install -qq clang ;;
      esac
    fi
  - export CC="ccache $CC" CXX="ccache $CXX"

after_script:
  - ccache -s

matrix:
  fast_finish: true
  include:
    - name: libvmaf GCC-7
      env: CC=gcc-7 CXX=g++-7
      script: &base-gcc-script
        - mkdir libvmaf/build && cd libvmaf/build
        - meson .. --buildtype release
        - sudo ninja -v install
        - sudo ninja -v test
        - cd $TRAVIS_BUILD_DIR
    - name: libvmaf GCC-9
      env: CC=gcc-9 CXX=g++-9
      script: *base-gcc-script
    - name: libvmaf Clang
      env: CC=clang CXX=clang++
      script: *base-gcc-script
    - name: libvmaf AppleClang
      os: osx
      osx_image: xcode11.2
      compiler: clang
      script: *base-gcc-script
    - name: Python3 Tox
      language: python
      python: "3.7"
      env: CC=gcc-7 CXX=g++-7
      cache: &python-cache
        pip: true
        directories:
          - $HOME/.ccache
      before_script: *base-gcc-script
      script: &python-tox
        - pip3 install tox-travis
        - make -C third_party/libsvm -j lib
        - tox -c python/ -- -v -p no:warnings -m 'main or lib' --doctest-modules
    - name: libvmaf FFmpeg
      before_script: *base-gcc-script
      script:
        - git clone https://github.com/FFmpeg/FFmpeg --branch master --depth=1 ffmpeg && cd ffmpeg
        - "sudo chown -R travis: $HOME/.ccache"
        - CFLAGS="-static" ./configure --enable-libvmaf --enable-version3 || less ffbuild/config.log
        - make --quiet -j $(nproc) && sudo make install
        - curl https://gist.githubusercontent.com/1480c1/0c4575da638ef6e8203feffd0597de16/raw/akiyo_cif.tar.xz.base64 | base64 -d | tar xJ
        - export LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:/usr/local/lib/x86_64-linux-gnu
        - vmaf_score=$(ffmpeg -hide_banner -nostats -i encoded.mkv -i orig.mkv -filter_complex libvmaf -f null - 2>&1 | grep 'VMAF score' | tr ' ' '\n' | tail -n1)
        - echo "$vmaf_score"
        - |
          if [[ $vmaf_score != "93.656203" ]]; then
            echo "vmaf Score doesn't match 93.656203"
            return 1
          else
            echo "vmaf score matches"
            return 0
          fi