man exrstats (Commandes) - display statistics about the contents of an OpenEXR image
NAME
exrstats - display statistics about the contents of an OpenEXR image
SYNOPSIS
exrstats image.exr
DESCRIPTION
Displays some simple statistics about the given exr file, including the range and average value for the luminance and each colour component, and the log of the same. The log average given is the average log value of the pixels, not the log of the average.
AUTHORS
Billy Biggs <vektor@dumbterm.net>.