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Name

bin_ksw, kapur_threshold - binarize a gray-scale band using Kapur, Sahoo and Wong`s method

Syntax

 #include <xite/binarize.h>

 int bin_ksw( IBAND inband, IBAND outband );
 int kapur_threshold( IBAND inband );

Description

The input band inband is binarized using the method of Kapur, Sahoo and Wong, the result returned in outband.

kapur_threshold finds the threshold used in bin_ksw.

Files

src/binarize/bin_ksw.c

See also

binarize(1)

References

Kapur, Sahoo & Wong
"A new method for Gray-level picture thresholding using the entropy of the histogram", Computer Vision, Graphics, and Image Processing, vol 29, pp 273-285, 1985.

Return value

For bin_ksw: 0 - ok

Restrictions

inband and outband must have pixel type unsigned byte.

Author

Oivind Due Trier

Examples

Id

$Id: bin_ksw.c,v 1.15 1997/01/14 15:46:52 svein Exp $