sudo yum update
##Install Redis https://gist.github.com/dstroot/2776679
wget https://raw.github.com/gist/2776679/04ca3bbb9f085b192f6aca945120fe12d59f15f9/install-redis.sh
chmod 777 install-redis.sh
./install-redis.sh
##Install Node JS
sudo yum install gcc-c++ make
sudo yum install openssl-devel
sudo yum install git
cd ~
mkdir libs && cd libs
git clone git://github.com/joyent/node.git
cd node
git checkout v0.10.8
./configure
make
sudo make install
###Edit /etc/sudoers to add /usr/local/bin path:
sudo nano /etc/sudoers
... Defaults secure_path = /sbin:/bin:/usr/sbin:/usr/bin:/usr/local/bin ...
###Verify
node -v
npm -v
##Tesseract
From http://alangunning.ie/2013/01/13/how-to-install-tesseract-ocr-on-a-amazon-ec2-free-tier-linux-machine-for-optical-character-recognition/
sudo yum install autoconf aclocal automake
sudo yum install libtool
sudo yum install libjpeg-devel libpng-devel libtiff-devel zlib-devel
##Install Leptonica
cd ~/libs
mkdir leptonica && cd leptonica
wget http://www.leptonica.com/source/
leptonica-1.69.tar.gz
tar -zxvf leptonica-1.69.tar.gz
cd leptonica-1.69
./configure
make # Takes ~20 minutes on T1 Micro Instance machine
sudo make install
##Install Tesseract
cd ~/libs
mkdir tesseract && cd tesseract
wget http://tesseract-ocr.googlecode.com/files/tesseract-ocr-3.02.02.tar.gz
tar -zxvf tesseract-ocr-3.02.02.tar.gz
cd tesseract-ocr
./autogen.sh
./configure
make # Takes ~40 minutes on T1 Micro Instance machine
sudo make install
sudo ldconfig
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
export TESSDATA_PREFIX=/usr/local/share/
sudo mv tesseract-ocr/tessdata/* .
vi ~/.bash_profile
####Copy this line to the end
export TESSDATA_PREFIX=/usr/local/share/
###Verify
tesseract
Hi Shantanu,
I want to upload pdf to AWS Clousearch directly for searching for text. Do I have to convert to XML before uploading ?
Regards, Pavan