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PNMSMOOT.MAN
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1991-08-11
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pnmsmooth(1) Unix Programmer's Manual pnmsmooth(1)
NNNAAAMMMEEE
pnmsmooth - smooth out an image
SSSYYYNNNOOOPPPSSSIIISSS
pppnnnmmmsssmmmoooooottthhh [_p_n_m_f_i_l_e]
DDDEEESSSCCCRRRIIIPPPTTTIIIOOONNN
Smooths out an image by replacing each pixel with the average of its nine
immediate neighbors. It is implemented as a simple script using
_p_n_m_c_o_n_v_o_l.
SSSEEEEEE AAALLLSSSOOO
pnmconvol(1), pnm(5)
BBBUUUGGGSSS
It's a script. Scripts are not portable to non-Unix environments.
AAAUUUTTTHHHOOORRR
Copyright (C) 1989, 1991 by Jef Poskanzer.
13 January 1991 1