Deploy Tesseract to AWS Elastic Beanstalk.

Introduction

The repo gives the necessary steps to set the latest Tesseract OCR engine (3.04.01) on a AWS EC virtual machine. Alternatively, you can copy tess-deploy.sh script, then run for once. sudo bash tess-deploy.sh 😁.

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[1] SSH to your EC instance

ssh <environment_name>
sudo yum update

[2] Dependencies

sudo yum install autoconf aclocal automake
sudo yum install libtool
sudo yum install libjpeg-devel libpng-devel libtiff-devel zlib-devel

[3] Install Leptonica

cd ~/libs
mkdir leptonica && cd leptonica
wget http://www.leptonica.com/source/leptonica-1.73.tar.gz
tar -zxvf leptonica-1.73.tar.gz
rm leptonica-1.73.tar.gz
cd leptonica-1.73
./configure
make
sudo make install

[4] Install Tesseract

cd ~
mkdir tesseract && cd tesseract
wget https://github.com/tesseract-ocr/tesseract/archive/3.04.01.tar.gz
tar -zxvf 3.04.01.tar.gz
rm 3.04.01.tar.gz
cd tesseract-3.04.01
./autogen.sh
./configure
make
sudo make install
sudo ldconfig

[5] Tesseract Training Data.

cd /usr/local/share/tessdata
sudo wget http://tesseract-ocr.googlecode.com/files/tesseract-ocr-3.02.eng.tar.gz
sudo tar xvf tesseract-ocr-3.02.eng.tar.gz
sudo rm tesseract-ocr-3.02.eng.tar.gz
export TESSDATA_PREFIX=/usr/local/share/
sudo mv tesseract-ocr/tessdata/* .

[6] Source TESSERACT_PREFIX

nano ~/.bash_profile

Then Copy this line to the end:

export TESSDATA_PREFIX=/usr/local/share/

[7] Verify

tesseract

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Notes

(1) - Use grab-train-langs.sh to obtain all language training files, or customize as your needs.

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Credits

• Alan Gunning, author of the original blog post.
• shantanusingh, author of Tesseract-Amazon-AMI gist.
• Abdullah Barrak upgrade, and shell scripts.