Install tesseract 4.0 ubuntu 16.04

https://github.com/cesco345/OpenCV-With-the-ODROID-XU4Q/blob/master/opencv_installation.txt

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Downloading, installing, and building Leptonica and Tesseract

first you need to find out the version of Ubuntu that you/ODROId is running:
odroid@odroid:~/tesseract/leptonica-1.74.4/build$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description:    Ubuntu 16.04.4 LTS
Release:    16.04
Codename:   xenial

Now you know that you are running: Ubuntu 16.04.4 LTS xenial

sudo apt-get install g++
sudo apt-get install autoconf automake libtool
sudo apt-get install autoconf-archive
sudo apt-get install pkg-config
sudo apt-get install libpng-dev
sudo apt-get install libjpeg8-dev
sudo apt-get install libtiff5-dev
sudo apt-get install zlib1g-dev
sudo apt-get install xzgv

#in order to install the training tools you need these libraries:
sudo apt-get install libicu-dev
sudo apt-get install libpango1.0-dev
sudo apt-get install libcairo2-dev

http://www.leptonica.org/
wget http://www.leptonica.org/source/leptonica-1.74.4.tar.gz
mkdir tesseract
mv leptonica-1.7.4.tar ./tesseract
cd tesseract
gunzip leptonica-1.74.4.tar.gz
tar -xvf leptonica-1.74.4.tar.gz
mkdir build
cd build
../configure
make
sudo make install
make -j4 check

cd tesseract/
wget https://github.com/tesseract-ocr/tesseract/archive/4.0.0-beta.1.tar.gz
gunzip 4.0.0-beta.1.tar.gz
tar -xvf 4.0.0-beta.1.tar
rm 4.0.0-beta.1.tar
cd tesseract-4.0.0-beta.1/

./autogen.sh
LIBLEPT_HEADERSDIR=/usr/local/include/leptonica ./configure --prefix=/usr/local/ --with-extra-libraries=/usr/local/lib
make
sudo make install
sudo ldconfig
make training
sudo make training-install
wget https://github.com/tesseract-ocr/tessdata/raw/4.00/eng.traineddata
mv eng.traineddata ./tessdata/
cd tessdata/
export TESSDATA_PREFIX=/home/odroid/tesseract/tesseract-4.0.0-beta.1/tessdata/

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