M-File Help: istretch View code for istretch

istretch

Image normalization

out = istretch(im, options) is a normalized image in which all pixel values lie in the range 0 to 1. That is, a linear mapping where the minimum value of im is mapped to 0 and the maximum value of im is mapped to 1.

Options

'max', M Pixels are mapped to the range 0 to M
'range', R R(1) is mapped to zero, R(2) is mapped to 1 (or max value).

Notes

See also

inormhist


 

© 1990-2012 Peter Corke.