MATLAB Functions | Help Desk |
contrast
Grayscale colormap for contrast enhancementcmap = contrast(X) cmap = contrast(X,m)The
contrast
function enhances the contrast of an Image. It creates a new gray colormap, cmap
, that has an approximately equal intensity distribution. All three elements in each row are identical.
cmap = contrast(X)
returns a gray colormap that is the same length as the current colormap.
cmap = contrast(X,m)
returns an m
-by-3 gray colormap.
Add contrast to the clown image defined by X
:
load clown;
cmap = contrast(X);
image
(X);colormap(cmap);
brighten
, gray
, image