.travis.yml

language: cpp

env:
  global:
    - DEPS_DIR=${HOME}/deps
    - INSTALL_PREFIX=${HOME}/usr
    - EIGEN3_VERSION=3.3.4

cache:
  ccache: true
  directories:
    - ${DEPS_DIR}/eigen-${EIGEN3_VERSION}
    - ${DEPS_DIR}/opencv-${OPENCV_VERSION}

matrix:
  include:
    - os: linux
      dist: xenial
      addons:
        apt:
          update: true
          packages:
            build-essential
            pkg-config
            cmake
            wget
      env:
        - OPENCV_VERSION=3.3.1
    - os: linux
      dist: xenial
      addons:
        apt:
          update: true
          packages:
            build-essential
            pkg-config
            cmake
            wget
      env:
        - OPENCV_VERSION=4.1.0
    - os: osx
      osx_image: xcode10.2
      addons:
        homebrew:
          update: true
          packages:
            pkg-config
            cmake
            git
      env:
        - OPENCV_VERSION=3.3.1
    - os: osx
      osx_image: xcode10.2
      addons:
        homebrew:
          update: true
          packages:
            pkg-config
            cmake
            git
      env:
        - OPENCV_VERSION=4.1.0

before_install:
  - |
    mkdir -p ${DEPS_DIR} && cd ${DEPS_DIR}
    if [ ! -d eigen-${EIGEN3_VERSION} ]; then
        echo "download Eigen3"
        wget -q http://bitbucket.org/eigen/eigen/get/${EIGEN3_VERSION}.tar.bz2
        tar xf ${EIGEN3_VERSION}.tar.bz2
        rm -rf ${EIGEN3_VERSION}.tar.bz2
        mv eigen-eigen-* eigen-${EIGEN3_VERSION}
    elif [ -z "$(ls eigen-${EIGEN3_VERSION})" ]; then
        echo "redownload Eigen3"
        rm -rf eigen-${EIGEN3_VERSION}
        wget -q http://bitbucket.org/eigen/eigen/get/${EIGEN3_VERSION}.tar.bz2
        tar xf ${EIGEN3_VERSION}.tar.bz2
        rm -rf ${EIGEN3_VERSION}.tar.bz2
        mv eigen-eigen-* eigen-${EIGEN3_VERSION}
    fi
    cd eigen-${EIGEN3_VERSION}
    mkdir -p build && cd build
    cmake \
        -DCMAKE_BUILD_TYPE=Release \
        -DCMAKE_INSTALL_PREFIX=${INSTALL_PREFIX} \
        ..
    make -j 2
    make install
    export Eigen3_DIR=${INSTALL_PREFIX}/share/eigen3/cmake
  - |
    mkdir -p ${DEPS_DIR} && cd ${DEPS_DIR}
    if [ ! -d opencv-${OPENCV_VERSION} ]; then
        echo "download OpenCV"
        wget -q https://github.com/opencv/opencv/archive/${OPENCV_VERSION}.zip
        unzip -q ${OPENCV_VERSION}.zip
        rm -rf ${OPENCV_VERSION}.zip
    elif [ -z "$(ls opencv-${OPENCV_VERSION})" ]; then
        echo "redownload OpenCV"
        rm -rf opencv-${OPENCV_VERSION}
        wget -q https://github.com/opencv/opencv/archive/${OPENCV_VERSION}.zip
        unzip -q ${OPENCV_VERSION}.zip
        rm -rf ${OPENCV_VERSION}.zip
    fi
    cd opencv-${OPENCV_VERSION}
    mkdir -p build && cd build
    cmake \
        -DCMAKE_BUILD_TYPE=Release \
        -DCMAKE_INSTALL_PREFIX=${INSTALL_PREFIX} \
        -DENABLE_CXX11=ON \
        -DBUILD_DOCS=OFF \
        -DBUILD_EXAMPLES=OFF \
        -DBUILD_JASPER=OFF \
        -DBUILD_OPENEXR=OFF \
        -DBUILD_PERF_TESTS=OFF \
        -DBUILD_TESTS=OFF \
        -DWITH_EIGEN=ON \
        -DWITH_FFMPEG=ON \
        -DWITH_OPENMP=ON \
        ..
    make -j 2
    make install
    export OpenCV_DIR=${INSTALL_PREFIX}/share/OpenCV

install:
  - |
    cd ${TRAVIS_BUILD_DIR}
    mkdir -p build && cd build
    cmake \
        -DCMAKE_BUILD_TYPE=Release \
        -DCMAKE_INSTALL_PREFIX=${INSTALL_PREFIX} \
        ..
    make -j 2
    make install

script:
  - cd ${TRAVIS_BUILD_DIR}
  - cd build
  - ctest -V