Web Development

Installing from RPM is the easiest way install anything on CentOS. Installing ImageMagick is not a problem.

yum install ImageMagick

In the end, you should see something similar:

Installed:
  ImageMagick.x86_64 0:6.5.4.7-6.el6_2                                                                                                       
Dependency Installed:
  GConf2.x86_64 0:2.28.0-6.el6              ORBit2.x86_64 0:2.14.17-3.2.el6_3         libIDL.x86_64 0:0.8.13-2.1.el6                       
  libcroco.x86_64 0:0.6.2-5.el6             libgsf.x86_64 0:1.14.15-5.el6             librsvg2.x86_64 0:2.26.0-5.el6_1.1.0.1.centos        
  sgml-common.noarch 0:0.6.3-32.el6

This indicates that ImageMagick has been installed.