[Olena-patches] milena r2708: Update gaussian facade

URL: https://svn.lrde.epita.fr/svn/oln/branches/cleanup-2008/milena ChangeLog: 2008-10-28 Matthieu Garrigues &lt;garrigues(a)lrde.epita.fr&gt; Update gaussian facade. * mln/linear/gaussian.hh: Return the output image. * tests/linear/gaussian.cc: Update. --- mln/linear/gaussian.hh | 20 +++++++++++--------- tests/linear/gaussian.cc | 5 +---- 2 files changed, 12 insertions(+), 13 deletions(-) Index: branches/cleanup-2008/milena/tests/linear/gaussian.cc =================================================================== --- branches/cleanup-2008/milena/tests/linear/gaussian.cc (revision 2707) +++ branches/cleanup-2008/milena/tests/linear/gaussian.cc (revision 2708) @@ -53,10 +53,7 @@ image2d< value::int_u8 > lena; io::pgm::load(lena, MLN_IMG_DIR "/lena.pgm"); - image2d<float> tmp(lena.domain()); - linear::gaussian(lena, 5.1f, tmp); + image2d< value::int_u8 > out = linear::gaussian(lena, 5.1f); - image2d< value::int_u_sat<8> > out(lena.domain()); - level::transform(tmp, math::round<int>(), out); io::pgm::save(out, "out.pgm"); } Index: branches/cleanup-2008/milena/mln/linear/gaussian.hh =================================================================== --- branches/cleanup-2008/milena/mln/linear/gaussian.hh (revision 2707) +++ branches/cleanup-2008/milena/mln/linear/gaussian.hh (revision 2708) @@ -55,10 +55,9 @@ * * \pre output.domain = input.domain */ - template <class I, class O> - void - gaussian(const Image<I>& input, float sigma, - Image<O>& output); + template <class I> + mln_concrete(I) + gaussian(const Image<I>& input, float sigma); # ifndef MLN_INCLUDE_ONLY @@ -323,14 +322,15 @@ // Facade. - template <class I, class O> + template <class I> inline - void - gaussian(const Image<I>& input, float sigma, - Image<O>& output) + mln_concrete(I) + gaussian(const Image<I>& input, float sigma) { mln_precondition(exact(input).has_data()); - mln_precondition(exact(output).has_data()); + + mln_concrete(I) output; + initialize(output, input); impl::recursivefilter_coef_ coef(1.68f, 3.735f, @@ -340,6 +340,8 @@ sigma); impl::gaussian_common_(mln_trait_value_nature(mln_value(I))(), input, coef, sigma, output); + + return output; } # endif // ! MLN_INCLUDE_ONLY