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36 lines
1.4 KiB
Docker
36 lines
1.4 KiB
Docker
#####
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# This is a working example of setting up tesseract/gosseract,
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# and also works as an example runtime to use gosseract package.
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# You can just hit `docker run -it --rm otiai10/gosseract`
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# to try and check it out!
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#####
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FROM golang:latest
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LABEL maintainer="Hiromu Ochiai <otiai10@gmail.com>"
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RUN apt-get update -qq
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# You need librariy files and headers of tesseract and leptonica.
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# When you miss these or LD_LIBRARY_PATH is not set to them,
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# you would face an error: "tesseract/baseapi.h: No such file or directory"
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RUN apt-get install -y -qq libtesseract-dev libleptonica-dev
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# In case you face TESSDATA_PREFIX error, you minght need to set env vars
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# to specify the directory where "tessdata" is located.
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ENV TESSDATA_PREFIX=/usr/share/tesseract-ocr
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# Load languages.
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# These {lang}.traineddata would b located under ${TESSDATA_PREFIX}/tessdata.
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RUN apt-get install -y -qq \
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tesseract-ocr-eng \
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tesseract-ocr-deu \
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tesseract-ocr-jpn
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# See https://github.com/tesseract-ocr/tessdata for the list of available languages.
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# If you want to download these traineddata via `wget`, don't forget to locate
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# downloaded traineddata under ${TESSDATA_PREFIX}/tessdata.
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RUN go get -t github.com/otiai10/gosseract
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RUN cd ${GOPATH}/src/github.com/otiai10/gosseract && go test
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# Now, you've got complete environment to play with "gosseract"!
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# For other OS, check https://github.com/otiai10/gosseract/tree/master/test/runtimes
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