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#! /bin/bash
# This script tests: ppmbrighten
# Also requires:
# Failure message
## Ppmbrighten is sensitive to subtle differences in floating point math.
## If this test fails, please run the program and visually examine
## the output.
ppmbrighten -v 100 testimg.ppm | cksum
ppmbrighten -v 100 -normalize testimg.ppm | cksum
ppmbrighten -s 100 -v -50 testimg.ppm | cksum
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