Functions to normalize images

Description

Functions to normalize images.

Usage

    negate(x, ...)
    normalize(x, from=0, to=1, ...)
    normalize2(x, ...)

Arguments

x

An object of Image-class.

from, to

Target minimum and maximum intensity values after normalization for Grayscale images.

...

Reserved for future use.

Value

A transformed image in an object of Image-class.

Details

negate negates the colors in the reference image. Operates on all image modes.

normalize normalizes Grayscale images to the given range.

normalize2 uses ImageMagick normalization routine to normalize Grayscale or TrueColor images.

Author(s)

Copyright (c) 2005-2006 Oleg Sklyar : osklyar@ebi.ac.uk

References

ImageMagick: http://www.imagemagick.org.

See Also

Image-class, channel

Examples

  ## Not run: see ?watershed for examples