NAME

       gmerlin_imgdiff - compare two images

SYNOPSIS

       gmerlin_imgdiff <image1> <image2> <output>

DESCRIPTION

       gmerlin_imgdiff  will  calculate the absolute difference between <image1> and <image2> and
       store the resulting image into <output>.

       The input images should be of the same dimension and format.

       gmerlin_imgdiff is part of the Gmerlin suite of media applications.