{
    "mode": "info",
    "parameter": "pnmflip",
    "section": "",
    "url": "https://www.chedong.com/phpMan.php/info/pnmflip/json",
    "generated": "2026-07-05T23:22:17Z",
    "synopsis": "pnmflip   [-leftright|-lr]   [-topbottom|-tb]   [-transpose|-xy]  [-ro-\ntate90|-r90|-ccw ] [-rotate270|-r270|-cw ] [-rotate180|-r180] [pnmfile]",
    "sections": {
        "NAME": {
            "content": "pnmflip - perform one or more flip operations on a portable anymap\n",
            "subsections": []
        },
        "SYNOPSIS": {
            "content": "pnmflip   [-leftright|-lr]   [-topbottom|-tb]   [-transpose|-xy]  [-ro-\ntate90|-r90|-ccw ] [-rotate270|-r270|-cw ] [-rotate180|-r180] [pnmfile]\n",
            "subsections": []
        },
        "DESCRIPTION": {
            "content": "Reads a portable anymap as input.  Performs one  or  more  flip  opera-\ntions, in the order specified, and writes out a portable anymap.\n",
            "subsections": []
        },
        "OPTIONS": {
            "content": "The  flip operations available are: left for right (-leftright or -lr);\ntop for bottom (-topbottom or -tb); and  transposition  (-transpose  or\n-xy).  In addition, some canned concatenations are available: -rotate90\nor -ccw is equivalent to -transpose -topbottom; -rotate270  or  -cw  is\nequivalent  to  -transpose  -leftright; and -rotate180 is equivalent to\n-leftright -topbottom.\n\nAll flags can be abbreviated to their shortest unique prefix.\n",
            "subsections": []
        },
        "SEE ALSO": {
            "content": "pnmrotate(1), pnm(5)\n",
            "subsections": []
        },
        "AUTHOR": {
            "content": "Copyright (C) 1989 by Jef Poskanzer.\n\n25 July 1989                       pnmflip(1)",
            "subsections": []
        }
    },
    "summary": "pnmflip - perform one or more flip operations on a portable anymap",
    "flags": [],
    "examples": [],
    "see_also": [
        {
            "name": "pnmrotate",
            "section": "1",
            "url": "https://www.chedong.com/phpMan.php/man/pnmrotate/1/json"
        },
        {
            "name": "pnm",
            "section": "5",
            "url": "https://www.chedong.com/phpMan.php/man/pnm/5/json"
        }
    ]
}