{
    "mode": "man",
    "parameter": "hdifftopam",
    "section": "1",
    "url": "https://www.chedong.com/phpMan.php/man/hdifftopam/1/json",
    "generated": "2026-09-03T16:11:09Z",
    "synopsis": "hdifftopam[pamfile] [-pnm] [-verbose]\nMinimum  unique  abbreviation of option is acceptable.  You may use double hyphens instead of\nsingle hyphen to denote options.  You may use white space in place of the equals sign to sep‐\narate an option name from its value.",
    "sections": {
        "NAME": {
            "content": "hdifftopam - convert horizontal difference image to original PAM image\n\n",
            "subsections": []
        },
        "SYNOPSIS": {
            "content": "hdifftopam[pamfile] [-pnm] [-verbose]\n\nMinimum  unique  abbreviation of option is acceptable.  You may use double hyphens instead of\nsingle hyphen to denote options.  You may use white space in place of the equals sign to sep‐\narate an option name from its value.\n\n",
            "subsections": []
        },
        "DESCRIPTION": {
            "content": "This program is part of Netpbm(1).\n\nhdifftopam undoes what pamtohdiff does.\n\n",
            "subsections": []
        },
        "OPTIONS": {
            "content": "In addition to the options common to all programs based on libnetpbm  (most  notably  -quiet,\nsee \u001b]8;;index.html#commonoptions\u001b\\ Common Options\u001b]8;;\u001b\\ ), hdifftopam recognizes the following command line options:\n\n\n",
            "subsections": [
                {
                    "name": "-pnm",
                    "content": "This option tells hdifftopam to create a PNM image (i.e. PGM or\nPPM).  Without it, hdifftopam creates a PAM image (with a\ntuple type of \"unhdiff\").  If the PAM does not have the proper depth\nto be a PGM or PPM (i.e. 1 or 3) and you specify -pnm,\nhdifftopam fails.\n\n\n"
                },
                {
                    "name": "-verbose",
                    "content": "Print output image width, height, depth and maxval to standard error.\n\n\n"
                }
            ]
        },
        "SEE ALSO": {
            "content": "pamtohdiff(1)\n\n",
            "subsections": []
        },
        "AUTHOR": {
            "content": "Bryan Henderson\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/hdifftopam.html\n\nnetpbm documentation                        15 April 2002                  Hdifftopam User Manual(1)",
            "subsections": []
        }
    },
    "summary": "hdifftopam - convert horizontal difference image to original PAM image",
    "flags": [
        {
            "flag": "",
            "long": null,
            "arg": null,
            "description": "This option tells hdifftopam to create a PNM image (i.e. PGM or PPM). Without it, hdifftopam creates a PAM image (with a tuple type of \"unhdiff\"). If the PAM does not have the proper depth to be a PGM or PPM (i.e. 1 or 3) and you specify -pnm, hdifftopam fails."
        },
        {
            "flag": "",
            "long": null,
            "arg": null,
            "description": "Print output image width, height, depth and maxval to standard error."
        }
    ],
    "examples": [],
    "see_also": [
        {
            "name": "pamtohdiff",
            "section": "1",
            "url": "https://www.chedong.com/phpMan.php/man/pamtohdiff/1/json"
        }
    ]
}