Singularity.geopatch

Bootstrap: docker
From: tensorflow/tensorflow:1.15.5-py3

%files
    . /src

%post
    # Install necessary dependencies
    apt-get update && apt-get install -y \
        cmake \
        pkg-config \
        wget \
        unzip && \
        rm -rf /var/lib/apt/lists/*

    # Set working directory
    cd /src

    # Install OpenCV 3.4.8
    wget "https://github.com/opencv/opencv/archive/3.4.8.zip" && \
    unzip 3.4.8.zip && \
    mkdir -p opencv-3.4.8/build && \
    cd opencv-3.4.8/build && \
    cmake -DCMAKE_BUILD_TYPE=Release \
          -DBUILD_LIST=core,highgui,imgproc,features2d .. && \
    make -j$(nproc) && \
    make install

    # Download and extract SimulationICCV.tar.gz
    cd /src
    wget "https://www.verlab.dcc.ufmg.br/nonrigid/SimulationICCV.tar.gz" && \
    tar -xvf SimulationICCV.tar.gz

    # Install Python dependencies
    pip3 install opencv-python-headless==3.4.3.18 scipy --prefer-binary

    # Build geopatch
    cd /src/geopatch
    mkdir -p build && cd build
    cmake .. && make -j$(nproc)

    # Clean up temporary files
    rm -rf /src/opencv-3.4.8 /src/3.4.8.zip /src/SimulationICCV.tar.gz

    chmod -R 777 /src