#! /bin/bash
# This script tests: pamhue
# Also requires: pamseq ppmhist pamdepth

pamseq -tupletype=RGB 3 1 | pamdepth 255 | pamhue -huechange=60 | cksum

pamseq -tupletype=RGB 3 1 | pamdepth 255 | ppmhist -sort=rgb
pamseq -tupletype=RGB 3 1 | pamdepth 255 | pamhue -huechange=60 | ppmhist -sort=rgb