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.