#  do an Update  :
 
    sudo apt-get update
    sudo apt-get upgrade
 
#  Install some libraries :
 
 
    apt-get install libqt4-core libqt4-dev libqt4-gui libqt4-qt3support lsb-qt4 qt4-dev-tools qt4-doc qt4-qtconfig uim-qt gdal-bin libgdal1-dev libgeos-dev proj libgdal-doc libtiff4-dev subversion make g++ g++-4.1 gcc libgeotiff1.2 libgeotiff-dev libgeotiff-epsg libopenscenegraph6 libopenscenegraph-dev openscenegraph
 

 
# download ossim  

    cd ..
 
    mkdir -p GIS/ossim
 
    cd /GIS/ossim
 
    svn co https://svn.osgeo.org/ossim/trunk .
 
 
# set the ossim environment variables :


    echo "export OSSIM_DEV_HOME=/home/sasha/GIS/ossim" >> /home/sasha/.bashrc
 
 
    echo "export OSSIM_HOME=/home/sasha/GIS/ossim/ossim" >> /home/sasha/.bashrc
 
 
    echo "export OSSIM_QT_HOME=/home/sasha/GIS/ossim/ossim_qt" >> /home/sasha/.bashrc
 
 
    echo "export OSSIM_LIB_DIR=/home/sasha/GIS/ossim/ossim/lib/ossim" >> /home/sasha/.bashrc
 
 
    echo "export OSSIM_INC_DIR=/home/sasha/GIS/ossim/ossim/include" >> /home/sasha/.bashrc


download and install ffmpeg :

    cd /home/sasha/GIS

    mkdir DEP

    cd DEP

    svn checkout svn://svn.ffmpeg.org/ffmpeg/trunk ffmpeg


# build :
# ossim 
# libwms 
# ossim_qt4 
(to do)
## ossimplanet 
## ossimplanet_qt 
## ossim_plugins
 
    cd /home/sasha/GIS/ossim/ossim
 
 
    ./configure --with-geotiff=/usr/include/geotiff --prefix=/usr --datadir=/usr/share/ossim --includedir=/usr/include/ossim

    --with-jpeg=/usr --with-libtif
 
    make
 
    sudo make install
 
    cd /home/sasha/GIS/ossim/libwms
 
    make
 
    sudo make install
 
 
    cd ..

# add the compiled libraries to your system :
 
    sudo touch /etc/ld.so.conf.d/ossim.conf

    sudo echo "/usr/lib" >> /etc/ld.so.conf.d/ossim.conf

    sudo echo "/usr/local/lib" >> /etc/ld.so.conf.d/ossim.conf

    sudo echo "/home/sasha/GIS/ossim/ossim/lib" >> /etc/ld.so.conf.d/ossim.conf
 
 
# open a new terminal and type :
 
    sudo ldconfig
 
    cd /home/sasha/GIS/ossim/ossim_qt4

    qmake ossim_qt4.pro

    make

    sudo make install


################# needs a revision ##########
 
    cd /home/sasha/GIS/ossim/ossimPlanet

    make

    sudo make install
 
    cd /home/sasha/GIS/ossim/ossimPlanetQt/

    qmake ossimPlanetQt.pro

    make

    sudo make install
 
    sudo ldconfig


# to buid ossoim_plugin, change the gdal setting in the file

# /home/sasha/GIS/ossim/ossim_plugins/make.opt.in

# to point where you have gdal's files
# (here i used gdal from the repository)
  
--------------------------------------------------
    GDAL_HOME =/usr/

    ifeq ($(origin GDAL_HOME), undefined)

      GDAL_INCLUDES =/usr/include/gdal/

      GDAL_LIBS =/usr/lib

    else

      GDAL_INCLUDES = -I$(GDAL_HOME)/include/gdal/

      GDAL_LIBS = -L$(GDAL_HOME)/lib

    endif
  
--------------------------------------------------



    make

    sudo make install

    sudo ldconfig


# create a "data" directory readed from ossim at its sturtup :

 
    mkdir /home/sasha/.ossim

# copy the "ossim support data" : 
 
 
    cp -r /home/sasha/GIS/ossim/ossim_package_support/fonts /home/sasha/.ossim/fonts
 
 
    cp -r /home/sasha/GIS/ossim/ossim_package_support/geoids /home/sasha/.ossim/geoids
 
 
    cp -r /home/sasha/GIS/ossim/ossim_package_support/images /home/sasha/.ossim/images