Although most distributions contain a packaged version of ImageMagick it's often a old version lacking new features. This article will show you how to compile ImageMagick from source and have it's installed in the same location it would normally be in.
cd /usr/src wget ftp://ftp.imagemagick.org/pub/ImageMagick/ImageMagick.tar.gz tar zxvf ImageMagick.tar.gz cd ImageMagick-X.X.X ### Replace the X's with the version that just extracted
./configure --prefix=/usr --enable-shared=yes make make install