MAN page from Mandrake Other XITE-3.3-3.i386.rpm

THRESPTILE

Section: C Library Functions (3)
Updated: 16 Mar 1998
Index

NAME

thresPtile - threshold at specified percentage

SYNTAX

#include <xite/threshold.h>

int thresPtile( histogram h, float pTile );

DESCRIPTION

Calculates the threshold value needed to performthresholding of the image behind the histogram <h>according to the <pTile> argument. This argumentdescribes the percentage of the pixels that shouldbe below the threshold. The actual thresholdingis not performed, see the routine "threshold".

RESTRICTIONS

pTile should be in 0.0 .. 100.0

RETURN VALUE

threshold value. Pixel values up to, and including,the return value, is below the threshold.

AUTHOR

Tor L|nnestad, BLAB, ifi, UiO

ID

$Id: thresPtile.c,v 1.19 1996/11/08 14:06:09 svein Exp $

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