dev-libs/double-conversion:0=
media-libs/openjpeg:2
media-libs/libpng:0=
media-libs/tiff:0=
sci-libs/dcmtk:0=
sci-libs/hdf5:0=[cxx]
sys-libs/zlib:0=
media-libs/libjpeg-turbo:0=

fftw?
      ( sci-libs/fftw:3.0= )

vtkglue?
      ( sci-libs/vtk:=[rendering,python?
] )

sci-medical/gdcm
dev-cpp/eigen
sys-apps/coreutils

python?
      ( >=dev-lang/swig-2.0:0 dev-libs/castxml python_single_target_python3_9?
            ( >=dev-lang/python-3.9.16-r1:3.9 )
       python_single_target_python3_10?
            ( >=dev-lang/python-3.10.9-r1:3.10 )
       python_single_target_python3_11?
            ( >=dev-lang/python-3.11.1-r1:3.11 )
       )

doc?
      ( app-doc/doxygen )