termux-packages/packages/tesseract/build.sh

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TERMUX_PKG_HOMEPAGE=https://github.com/tesseract-ocr/tesseract
TERMUX_PKG_DESCRIPTION="Tesseract is probably the most accurate open source OCR engine available"
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TERMUX_PKG_VERSION=3.04.01
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TERMUX_PKG_DEPENDS="libtool, libuuid, leptonica"
TERMUX_PKG_SRCURL=https://github.com/tesseract-ocr/tesseract/archive/${TERMUX_PKG_VERSION}.tar.gz
TERMUX_PKG_FOLDERNAME=tesseract-${TERMUX_PKG_VERSION}
termux_step_pre_configure() {
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# http://blog.matt-swain.com/post/26419042500/installing-tesseract-ocr-on-mac-os-x-lion
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export LIBLEPT_HEADERSDIR=${TERMUX_PREFIX}/include/leptonica
cd $TERMUX_PKG_SRCDIR
perl -p -i -e 's|ADD_RT, true|ADD_RT, false|g' configure.ac
./autogen.sh
}
termux_step_post_make_install() {
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# download english trained data
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cd "${TERMUX_PREFIX}/share/tessdata"
rm -f eng.*
wget https://raw.githubusercontent.com/tesseract-ocr/tessdata/master/eng.cube.bigrams
wget https://raw.githubusercontent.com/tesseract-ocr/tessdata/master/eng.cube.fold
wget https://raw.githubusercontent.com/tesseract-ocr/tessdata/master/eng.cube.lm
wget https://raw.githubusercontent.com/tesseract-ocr/tessdata/master/eng.cube.nn
wget https://raw.githubusercontent.com/tesseract-ocr/tessdata/master/eng.cube.params
wget https://raw.githubusercontent.com/tesseract-ocr/tessdata/master/eng.cube.size
wget https://raw.githubusercontent.com/tesseract-ocr/tessdata/master/eng.cube.word-freq
wget https://raw.githubusercontent.com/tesseract-ocr/tessdata/master/eng.tesseract_cube.nn
wget https://raw.githubusercontent.com/tesseract-ocr/tessdata/master/eng.traineddata
}