diff options
| author | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2021-09-28 23:14:16 +0000 |
|---|---|---|
| committer | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2021-09-28 23:14:16 +0000 |
| commit | 104eecdba074d7e8e566ac5671a3bca7aa35a70b (patch) | |
| tree | bb73ce71e1a056d3c0907d66ad50a7e9f835a4e5 | |
| parent | 26d2e5a31a1567b7a70557d696efce7d71c87ff2 (diff) | |
| download | netpbm-mirror-104eecdba074d7e8e566ac5671a3bca7aa35a70b.tar.gz netpbm-mirror-104eecdba074d7e8e566ac5671a3bca7aa35a70b.tar.xz netpbm-mirror-104eecdba074d7e8e566ac5671a3bca7aa35a70b.zip | |
miscellaneous update
git-svn-id: http://svn.code.sf.net/p/netpbm/code/userguide@4142 9d0c8265-081b-0410-96cb-a4ca84ce46f8
| -rw-r--r-- | pambackground.html | 3 | ||||
| -rw-r--r-- | pbmmask.html | 26 |
2 files changed, 22 insertions, 7 deletions
diff --git a/pambackground.html b/pambackground.html index 795a020e..6b0d9953 100644 --- a/pambackground.html +++ b/pambackground.html @@ -15,7 +15,7 @@ pambackground - create a mask of the background area of an image [<i>netpbmfile</i>] -[<b>-verbose=</b>] +[<b>-verbose</b>] <p>Minimum unique abbreviations of options are acceptable. You may use double hyphens instead of single hyphen to denote options. You @@ -152,6 +152,7 @@ command line option: <b><a href="pgmtopgm.html">pgmtopgm</a></b>, <b><a href="pamstack.html">pamstack</a></b>, <b><a href="pamstack.html">pamgetcolor</a></b>, +<b><a href="pamstack.html">pbmmaskd</a></b>, <b><a href="pnm.html">pnm</a></b>, <b><a href="pam.html">pam</a></b>, diff --git a/pbmmask.html b/pbmmask.html index 5916cdbf..9e72f5a3 100644 --- a/pbmmask.html +++ b/pbmmask.html @@ -2,7 +2,7 @@ <html><head><title>Pbmmask User Manual</title></head> <body> <h1>pbmmask</h1> -Updated: 08 August 1989 +Updated: 28 September 2021 <br> <a href="#index">Table Of Contents</a> @@ -20,13 +20,14 @@ pbmmask - create a mask bitmap from a regular bitmap <p>This program is part of <a href="index.html">Netpbm</a>. -<p><b>pbmmask</b> reads a PBM image as input and Generates a +<p><b>pbmmask</b> reads a PBM image as input and generates a corresponding mask of the foreground areas as another PBM image. -<p>The color to be interpreted as "background" is -determined automatically. Regardless of which color is background, -the mask will be white where the background is and black where the -figure is. +<p>This is probably obsoleted by <b>pambackground</b>. + +<p>The color to be interpreted as "background" is determined automatically. +Regardless of which color is background, the mask will be white where the +background is and black where the figure is. <p>This lets you do a masked paste like this, for objects with a black background: @@ -80,6 +81,7 @@ cellular automaton tool...) <h2 id="seealso">SEE ALSO</h2> +<b><a href="pambackground.html">pambackground</a></b> <b><a href="ppmcolormask.html">ppmcolormask</a></b>, <b><a href="pnmpaste.html">pnmpaste</a></b>, <b><a href="pnminvert.html">pnminvert</a></b>, @@ -91,6 +93,17 @@ cellular automaton tool...) Copyright (C) 1988 by Jef Poskanzer. +<h2 id="history">HISTORY</h2> + +<p><b>pbmmask</b> is one of the oldest programs in Netpbm. In September 2021, + the date on this manual was August 8, 1989 (being the date of the last + substantial update). We updated the page then just to add this historical + information and recommend <b>pambackground</b>. + +<p>It is likely that when Bryan wrote <b>pambackground</b> in 2006, he was + unaware <b>pbmmask</b> existed. Otherwise, he would presumably have + replaced <b>pbmmask</b> with a wrapper around <b>pambackground</b>. + <hr> <h2 id="index">Table Of Contents</h2> <ul> @@ -99,6 +112,7 @@ Copyright (C) 1988 by Jef Poskanzer. <li><a href="#options">OPTIONS</a> <li><a href="#seealso">SEE ALSO</a> <li><a href="#author">AUTHOR</a> +<li><a href="#history">HISTORY</a> </ul> </body> </html> |