Dockerfile-ocrd_tesserocr

ARG GIT_COMMIT="latest"
FROM quratorspk/ocrd-galley-core:$GIT_COMMIT

ARG PIP_INSTALL="pip install --no-cache-dir"
ARG TESSDATA_BEST_VERSION="4.0.0"
ARG OCRD_TESSEROCR_VERSION="0.17.0"
ENV TESSDATA_PREFIX /usr/local/share/tessdata


# Install Leptonica and Tesseract.
# TODO: Review if alex-p's repo is still necessary on jammy (jammy has 4.1.1,
# alex-p has 4.1.3, but not for jammy.)
# RUN add-apt-repository ppa:alex-p/tesseract-ocr && \
RUN apt-get update && \
    apt-get install -y \
        tesseract-ocr \
        libtesseract-dev \
    && \
    apt-get clean && rm -rf /var/lib/apt/lists/*


# Build pip installable stuff
RUN ${PIP_INSTALL} \
    "ocrd_tesserocr == ${OCRD_TESSEROCR_VERSION}"

# Check pip dependencies
RUN pip check


# Default command
CMD ["ocrd-tesserocr-recognize"]