contrib/tbl/vepl/vepl_erode_disk.h
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00001 #ifndef vepl_erode_disk_h_
00002 #define vepl_erode_disk_h_
00003 //:
00004 // \file
00005 // \brief morphological erosion with circular element
00006 //
00007 //   Erosion is a morphological operation that replaces a pixel with the
00008 //   minimum value of its surrounding pixels, in a certain neighbourhood.
00009 //   Here, the neighbourhood is circular, with an arbitrary (float) radius,
00010 //   which is to be passed to the constructor.
00011 //
00012 //   Note that the function min(DataIn,DataIn) is being used; for
00013 //   non-scalar data types (like colour pixels) an appropriate min() function
00014 //   must thus be supplied.
00015 //
00016 //   Note also the implicit use of DataOut::DataOut(DataIn),
00017 //   which you probably will have to provide when DataIn and DataOut
00018 //   are not the same type.  It could even be argued that these types should
00019 //   always be the same!
00020 //
00021 // \author Peter Vanroose, K.U.Leuven (ESAT/PSI)
00022 // \date   7 October 2002
00023 //
00024 // \verbatim
00025 //  Modifications
00026 //   Peter Vanroose - 20 aug 2003 - changed parameter and return types from vil_image_view_base_sptr to vil_image_resource_sptr
00027 // \endverbatim
00028 
00029 #include <vil/vil_image_resource.h>
00030 
00031 //: morphological erosion with circular element of supplied radius
00032 vil_image_resource_sptr vepl_erode_disk(vil_image_resource_sptr , float radius);
00033 
00034 #endif // vepl_erode_disk_h_