{
    "mode": "man",
    "parameter": "pgmbentley",
    "section": "1",
    "url": "https://www.chedong.com/phpMan.php/man/pgmbentley/1/json",
    "generated": "2026-09-02T14:53:49Z",
    "synopsis": "pgmbentley [pgmfile]",
    "sections": {
        "NAME": {
            "content": "pgmbentley - Bentleyize a PGM image\n\n",
            "subsections": []
        },
        "SYNOPSIS": {
            "content": "pgmbentley [pgmfile]\n\n",
            "subsections": []
        },
        "DESCRIPTION": {
            "content": "This program is part of Netpbm(1).\n\npgmbentley reads a PGM image as input and performs the Bentley Effect, and writes a PGM image\nas output.\n\nThe  Bentley  Effect  is  described  in \"Beyond Photography\" by Holzmann, chapter 4, photo 4.\nIt's a vertical smearing based on brightness.\n\n",
            "subsections": []
        },
        "OPTIONS": {
            "content": "There are no command line options defined specifically for pgmbentley, but it recognizes  the\noptions common to all programs based on libnetpbm (See \u001b]8;;index.html#commonoptions\u001b\\ Common Options\u001b]8;;\u001b\\ .)\n\n",
            "subsections": []
        },
        "SEE ALSO": {
            "content": "pgmoil(1), ppmrelief(1), pgm(1)\n\n",
            "subsections": []
        },
        "AUTHOR": {
            "content": "Copyright (C) 1990 by Wilson Bent (whb@hoh-2.att.com)\n",
            "subsections": []
        },
        "DOCUMENT SOURCE": {
            "content": "This  manual  page  was  generated by the Netpbm tool 'makeman' from HTML source.  The master\ndocumentation is at\n\nhttp://netpbm.sourceforge.net/doc/pgmbentley.html\n\nnetpbm documentation                       11 January 1991                 Pgmbentley User Manual(1)",
            "subsections": []
        }
    },
    "summary": "pgmbentley - Bentleyize a PGM image",
    "flags": [],
    "examples": [],
    "see_also": [
        {
            "name": "pgmoil",
            "section": "1",
            "url": "https://www.chedong.com/phpMan.php/man/pgmoil/1/json"
        },
        {
            "name": "ppmrelief",
            "section": "1",
            "url": "https://www.chedong.com/phpMan.php/man/ppmrelief/1/json"
        },
        {
            "name": "pgm",
            "section": "1",
            "url": "https://www.chedong.com/phpMan.php/man/pgm/1/json"
        }
    ],
    "tldr": {
        "source": "official",
        "description": "Bentleyize a PGM image.",
        "examples": [
            {
                "description": "Apply the Bentley Effect on a PGM image",
                "command": "pgmbentley {{path/to/input_file.pgm}} > {{path/to/output_file.pgm}}"
            }
        ]
    }
}