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TERMUX_PKG_HOMEPAGE=https://github.com/tesseract-ocr/tesseract
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TERMUX_PKG_DESCRIPTION="Tesseract is probably the most accurate open source OCR engine available"
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TERMUX_PKG_VERSION=3.05.00
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TERMUX_PKG_DEPENDS="libtool, libuuid, leptonica"
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TERMUX_PKG_SRCURL=https://github.com/tesseract-ocr/tesseract/archive/${TERMUX_PKG_VERSION}.tar.gz
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TERMUX_PKG_SHA256=3fe83e06d0f73b39f6e92ed9fc7ccba3ef734877b76aa5ddaaa778fac095d996
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TERMUX_PKG_FOLDERNAME=tesseract-${TERMUX_PKG_VERSION}
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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
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cd $TERMUX_PKG_SRCDIR
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perl -p -i -e 's|ADD_RT], true|ADD_RT], false|g' configure.ac
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./autogen.sh
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}
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termux_step_post_make_install() {
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# download english trained data
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cd "${TERMUX_PREFIX}/share/tessdata"
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rm -f eng.*
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for f in cube.{bigrams,fold,lm,nn,params,size,word-freq} tesseract_cube.nn traineddata; do
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f=eng.$f
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# From the tessdata README: "These language data files only work with
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# Tesseract 4. They are based on the sources in tesseract-ocr/langdata on GitHub.
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# Get language data files for Tesseract 3.04 or 3.05 from the 3.04 tree."
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termux_download \
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https://raw.githubusercontent.com/tesseract-ocr/tessdata/3.04.00/$f \
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$f
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done
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}
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