#! /bin/bash
# This script tests: ppmtoyuv yuvtoppm
# Also requires: pamgradient

# Should produce 1904478375 253455

${PBM_BINPREFIX}pamgradient cyan yellow red green 352 240 | \
    ${PBM_TESTPREFIX}ppmtoyuv | ${PBM_TESTPREFIX}yuvtoppm 352 240 | cksum