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36 lines
1.1 KiB
Plaintext
36 lines
1.1 KiB
Plaintext
FROM my_ocrd_workflow-core
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ARG PIP_INSTALL="pip install --no-cache-dir"
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ARG TESSDATA_BEST_VERSION="4.0.0"
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ENV TESSDATA_PREFIX /usr/local/share/tessdata
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# Install Leptonica and Tesseract.
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RUN add-apt-repository ppa:alex-p/tesseract-ocr && \
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apt-get update && \
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apt-get install -y \
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tesseract-ocr \
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libtesseract-dev \
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&& \
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apt-get clean && rm -rf /var/lib/apt/lists/*
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# Copy OCR models
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RUN mkdir -p $TESSDATA_PREFIX
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ADD data/mirror/github.com/tesseract-ocr/tessdata_best/archive/${TESSDATA_BEST_VERSION}-repacked.tar.gz $TESSDATA_PREFIX/
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COPY data/tesseract-models/GT4HistOCR/GT4HistOCR_2000000.traineddata $TESSDATA_PREFIX/
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RUN curl -sSL -O https://ub-backup.bib.uni-mannheim.de/~stweil/ocrd-train/data/Fraktur_5000000/tessdata_fast/Fraktur_50000000.502_198857.traineddata && \
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mv *.traineddata $TESSDATA_PREFIX/
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# Build pip installable stuff
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RUN ${PIP_INSTALL} \
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'ocrd_tesserocr == 0.9.2' # XXX https://github.com/OCR-D/ocrd_tesserocr/issues/160
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# Check pip dependencies
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RUN pip check
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# Default command
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CMD ["ocrd-tesserocr-recognize"]
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