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prerequisites.md

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Prerequisites

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If your environment does not have poppler, please first follow below and install it. This is necessary to obtain PDF images for bounding box detection, using pdf2image.

macOS

brew install poppler

Linux

Configs

echo "export PATH=$HOME/usr/poppler/bin:$PATH" >> ~/.bashrc
echo "export LD_LIBRARY_PATH=${HOME}/usr/poppler/lib:$LD_LIBRARY_PATH" >> ~/.bashrc
source ~/.bashrc
mkdir $HOME/usr
mkdir $HOME/usr/poppler

Here we assume that we do not have the root privilege.

poppler-data

wget https://poppler.freedesktop.org/poppler-data-0.4.7.tar.gz
tar -xf poppler-data-0.4.7.tar.gz
cd poppler-data-0.4.7

Then, please modify Makefile accordingly:

PACKAGE    = poppler-data
VERSION    = 0.4.7
distdir    = $(PACKAGE)-$(VERSION)
prefix     = ${HOME}/usr/poppler
datadir    = $(prefix)/share
pkgdatadir = $(datadir)/poppler

Please edit prefix to install locally.

Finally, please run the followings:

make install
cd ..

poppler-utils

wget https://poppler.freedesktop.org/poppler-0.48.0.tar.xz
tar -xf poppler-0.48.0.tar.xz
cd poppler-0.48.0
./configure --prefix=${HOME}/usr/poppler
make
make install