setlum(6D)

setlum - modifies the luminance on an image

Showing IRIX 6.5.30 (default release). Unchanged since IRIX 6.5.

NAME
     setlum - modifies the luminance on an image

SYNOPSIS
     setlum inimage.rgb inimage.bw outimage.rgb

DESCRIPTION
     setlum modifies the luminance (brightness) of each pixel in the first
     input image (inimage.rgb) to be the same as the pixel value in
     inimage.bw.