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- ppmrelief - run a Laplacian relief filter on a portable
- pixmap
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- Reads a portable pixmap as input. Does a Laplacian relief
- filter, and writes a portable pixmap as output.
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- The Laplacian relief filter is described in "Beyond
- Photography" by Holzmann, equation 3.19. It's a sort of
- edge-detection.
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- SSSSEEEEEEEE AAAALLLLSSSSOOOO
- pgmbentley(1), pgmoil(1), ppm(5)
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- Copyright (C) 1990 by Wilson Bent (whb@hoh-2.att.com)
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- Page 1 (printed 9/7/93)
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