seuil.c File Reference

simple threshold More...

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Detailed Description

simple threshold

Usage: seuil in.pgm n [n2] out.pgm

Description: If n2 is not present, for each pixel x, out[x] = if (in[x] < n) then 0 else 255

If n2 is present, for each pixel x, out[x] = if (n <= in[x] < n2) then 255 else 0

Types supported: byte 2d, byte 3d, int32_t 2d, int32_t 3d, float 2d, float 3d

Category: arith

Author:

Michel Couprie 1997