How to install GraphicsMagick on CentOS 6.4

GraphicsMagick.sh

#!/bin/bash

# Install build dependencies
yum install -y gcc libpng libjpeg libpng-devel libjpeg-devel ghostscript libtiff libtiff-devel freetype freetype-devel

# Get GraphicsMagick source
wget ftp://ftp.graphicsmagick.org/pub/GraphicsMagick/1.3/GraphicsMagick-1.3.9.tar.gz
tar zxvf GraphicsMagick-1.3.9.tar.gz

# Configure and compile
cd GraphicsMagick-1.3.9
./configure --enable-shared
make
make install

# Ensure everything was installed correctly
gm version

# If you are going to use this with PHP you can also instal the pecl extension
pecl install gmagick-1.0.8b2