2>

<p>This program is part of <a href="index.html">Netpbm</a>.

<p><B>asciitopgm</b> reads ASCII data as input and produces a PGM image
with pixel values which are an approximation of the
&quot;brightness&quot; of the ASCII characters, assuming
black-on-white printing.  In other words, a capital M is very dark, a
period is very light, and a space is white.

<p>Obviously, <b>asciitopgm</b> assumes a certain font in assigning
a brightness value to a character.

<p><b>asciitopgm</b> considers ASCII control ch