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00026 #ifndef MLN_BORDER_EQUALIZE_HH
00027 # define MLN_BORDER_EQUALIZE_HH
00028
00035 # include <mln/border/resize.hh>
00036
00037
00038 namespace mln
00039 {
00040
00041 namespace border
00042 {
00043
00058 template <typename I, typename J>
00059 void equalize(const Image<I>& ima1, const Image<J>& ima2,
00060 unsigned min_thickness);
00061
00062
00063
00064 # ifndef MLN_INCLUDE_ONLY
00065
00066 namespace impl
00067 {
00068
00069 template <typename I, typename J>
00070 inline
00071 void equalize_(const I& ima1, const J& ima2, unsigned min_thickness)
00072 {
00073 trace::entering("border::impl::equalize_");
00074
00075 unsigned b1 = border::get(ima1), b2 = border::get(ima2);
00076
00077 if (! (b1 == b2 && b2 >= min_thickness))
00078
00079 {
00080 if (b1 < min_thickness && b2 < min_thickness)
00081
00082 {
00083 border::resize(ima1, min_thickness);
00084 border::resize(ima2, min_thickness);
00085 }
00086 else
00087
00088
00089 if (b1 < min_thickness)
00090 {
00091 mln_assertion(b2 >= min_thickness);
00092 border::resize(ima1, b2);
00093 }
00094 else
00095 {
00096 mln_assertion(b2 < min_thickness);
00097 mln_assertion(b1 >= min_thickness);
00098 border::resize(ima2, b1);
00099 }
00100 }
00101
00102 trace::exiting("border::impl::equalize_");
00103 }
00104
00105 }
00106
00107
00108
00109
00110 template <typename I, typename J>
00111 inline
00112 void equalize(const Image<I>& ima1_, const Image<J>& ima2_,
00113 unsigned min_thickness)
00114 {
00115 trace::entering("border::equalize");
00116
00117
00118
00119
00120 const I& ima1 = exact(ima1_);
00121 const J& ima2 = exact(ima2_);
00122 mln_precondition(ima1.is_valid() && ima2.is_valid());
00123
00124 impl::equalize_(ima1, ima2, min_thickness);
00125
00126 mln_postcondition(border::get(ima1) == border::get(ima2) &&
00127 border::get(ima1) >= min_thickness &&
00128 border::get(ima2) >= min_thickness);
00129
00130 trace::exiting("border::equalize");
00131 }
00132
00133 # endif // ! MLN_INCLUDE_ONLY
00134
00135 }
00136
00137 }
00138
00139
00140 #endif // ! MLN_BORDER_EQUALIZE_HH