Author: Linux Manual

pamperspective – a reverse scanline renderer for Netpbm images Synopsispamperspective [–bottom_margin=num] [–detail=num] [–frame_include=bool] [–height=num] [–include=[x1,y1;x2,y2; …]] [–input_system=spec] [–input_unit=spec] [–interpolation=spec] [–left_margin=num] [–margin=num] [–output_system=spec] [–proportion=spec] [–ratio=num] [–right_margin=num] [–top_margin=num] [–width=num] { { upper_left_x upper_left_y upper_right_x upper_right_y lower_left_x lower_left_y lower_right_x lower_right_y } | { {–upper_left_x|–ulx}=upper_left_x {–upper_left_y|–uly}=upper_left_y {–upper_right_x|–urx}=upper_right_x {–upper_right_y|–ury}=upper_right_y {–lower_left_x|–llx}=lower_left_x {–lower_left_y|–lly}=lower_left_y {–lower_right_x|–lrx}=lower_right_x {–lower_right_y|–lry}=lower_right_y } } [infile]Option UsageMinimum unique abbreviation of…

pampaintspill – smoothly spill colors into the background Synopsispampaintspill [–bgcolor=color] [–wrap] [–all] [–downsample=number] [–power=number] [filename] Minimum unique abbreviations of option are acceptable. You may use double hyphens instead of single hyphen to denote options. You may use white space in place of the equals sign to separate an option name from its value. DescriptionThis program…

pacat – Play back or record raw or encoded audio streams on a PulseAudio sound server Synopsispaplay [options] [FILE] parecord [options] [FILE] pacat [options] [FILE] parec [options] [FILE] pamon [options] [FILE] pacat –help pacat –version Descriptionpacat is a simple tool for playing back or capturing raw or encoded audio files on a PulseAudio sound server….

pamoil – turn a PAM image into an oil painting Synopsispamoil [-n N] [pamfile] DescriptionReads a Netpbm image as input. Does an "oil transfer", and writes the same type of Netpbm image as output. The oil transfer is described in "Beyond Photography" by Holzmann, chapter 4, photo 7. It’s a sort of localized smearing. The…

    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> Table Of Contents Namepammosaicknit – validate a mosaic knitting pattern Synopsispammosaicknit [in_netpbmfile] DescriptionThis program is part of Netpbm(1) pammosaicknit helps the user create mosaic knitting patterns . The program inputs a black-and-white Netpbm image that describes a mosaic knitting pattern and outputs a color Netpbm image of the same pattern but with invalid runs…

pammixinterlace – mix adjacent lines to merge interlaced images Synopsispammixinterlace [-filter={linear, fir, ffmpeg}] [-adaptive] [infile] DescriptionThis program is part of Netpbm(1) pammixinterlace is meant to operate on an image which is the interlacing of two images, where raster rows 0, 2, 4, etc. are from one image and rows 1, 3, 5, etc. are from…

pammasksharpen – Sharpen an image via an unsharp mask Synopsispammasksharpen [-sharpness=realnum] [-threshold=realnum] maskfile [inputfile] All options can be abbreviated to their shortest unique prefix. You may use two hyphens instead of one. You may separate an option name and its value with white space instead of an equals sign. Examples pamgauss 5 5 -sigma=.7 -tupletype=GRAYSCALE…

pamlookup – map an image to a new image by using it as indices into a table Synopsispamlookup -lookupfile=lookupfile -missingcolor=color [-fit] indexfile All options can be abbreviated to their shortest unique prefix. You may use two hyphens instead of one. You may separate an option name and its value with white space instead of an…

   Namepamgradient – create a four-corner gradient PAM image Synopsispamgradient [-maxval=maxval] color-tl color-tr color-bl color-br width height Minimum unique abbreviation of option is acceptable. You may use double hyphens instead of single hyphen to denote options. You may use white space in place of the equals sign to separate an option name from its value….

pamgauss – create a two dimensional gaussian function as a PAM image Synopsispamgauss width height -sigma=number [-maxval=number] [-tupletype=string] Minimum unique abbreviation of option is acceptable. You may use double hyphens instead of single hyphen to denote options. You may use white space in place of the equals sign to separate an option name from its…

pamfunc – Apply a simple monadic arithmetic function to a Netpbm image Synopsispamfunc { -multiplier=realnum | -divisor=realnum | -adder=integer | -subtractor=integer | -min=wholenum | -max=wholenum -andmask=hexmask -ormask=hexmask -xormask=hexmask -not -shiftleft=count -shiftright=count } [filespec] All options can be abbreviated to their shortest unique prefix. You may use two hyphens instead of one. You may separate an…

pamflip – flip or rotate a PAM or PNM image Synopsispamflip { -leftright | -lr | -topbottom | -tb | -transpose | -xy | -rotate90 | -r90 | -cw | -rotate270 | -r270 | -ccw | -rotate180 | -r180 -null | -xform=xform1,xform2… } [-memsize=mebibytes] [-pagesize=bytes] [pamfile] All options can be abbreviated to their shortest unique…

pamfixtrunc – repair a Netpbm image whose file is truncated Synopsispamfixtrunc [-verbose] [netpbmfile] DescriptionThis program is part of Netpbm(1) pamfixtrunc reads as much as it can of a Netpbm image that may be truncated (i.e. the file may not contain the last part of the image) and writes out a valid Netpbm image that is…

pamfix – repair a Netpbm image with various corruptions Synopsispamfix [-verbose] [netpbmfile] DescriptionThis program is part of Netpbm(1) pamfix reads a stream that is mostly a Netpbm image but may have certain types of corruptions and produces a valid Netpbm image that preserves much of the information in the original. In particular, Netpbm salvages streams…

pamfile – describe a Netpbm (PAM or PNM) file Synopsispamfile [-allimages] [file …] DescriptionReads one or more Netpbm files as input. Writes out short descriptions of the image type, size, etc. This is mostly for use in shell scripts, so the format is not particularly pretty. Options-allimages Describe every image in each input file. Without…

pamexec – Execute a shell command on each image in a Netpbm image stream Synopsispamexec [‘command‘] [netpbmfile] [-check] Minimum unique abbreviation of option is acceptable. You may use double hyphens instead of single hyphen to denote options. You may use white space in place of the equals sign to separate an option name from its…

pamenlarge – Enlarge a Netpbm image N times Synopsispamenlarge N [pnmfile] DescriptionThis program is part of Netpbm(1) pamenlarge reads a Netpbm image as input, replicates its pixels N times, and produces a Netpbm image as output. The output is the same type of image as the input. If you enlarge by a factor of 3…

pamendian – reverse endianness of a Netpbm image Synopsispamendian DescriptionThis program is part of Netpbm(1) All Netpbm formats that have samples in pure binary format with multiple bytes are defined to have them in big endian (most significant byte first) order. However, there exist variations on these formats, primarily developed before official multibyte Netpbm formats…

pamedge – edge-detect an image Synopsispamedge [imagefile] DescriptionThis program is part of Netpbm(1) pamedge reads a Netpbm image (PNM or PAM) and produces an image that outlines the edges. The output image is of the same type as the input, except that the maxval of the output is at least 255 and if the input…

pamditherbw – dither grayscale image to black and white Synopsispamditherbw [-floyd | -fs | -atkinson | -threshold | -hilbert | -dither8 | -d8 | -cluster3 | -c3 | -cluster4 | -c4 | -cluster8 | -c8] [-value val] [-clump size] [-randomseed=integer] [pamfile] All options can be abbreviated to their shortest unique prefix. DescriptionThis program is part…