I found the way,
Install GraphicsMagick from source code,
using the following step:

Code:
zypper in gcc
zypper in gcc-c++

#download what you wanna support from
#http://www.graphicsmagick.org/README.html
#and install by following:(change the directory if need)
tar xvf zlib-1.2.11.tar.gz
cd zlib*
./configure
make
make install

tar xvf libpng-1.6.36.tar.gz
cd libpng*
./configure
make
make install

tar xvf jpegsrc.v9c.tar.gz
cd jpegsrc*
./configure
make
make install

tar xvf tiff-4.0.10.tar.gz
cd tiff*
./configure
make
make install

#install GraphicsMagick
tar xvf GraphicsMagick-1.3.31.tar.gz
cd GraphicsMagick*
./configure
make
make install


#reload ldconfig
ldconfig

#gm version check
gm version