Greg Roelofs

  • Zip 18.05
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    Zip 18.05

    Greg Roelofs - 0,5MB - Open Source -
    Fütyülés egy összenyomás és fájl csomagolási típus-részére Unix, VMS, DOS, OS/2, Windows 9 x / NT, Amiga, Atari, Macintosh, BeOS, SMS/QDOS, MVS, VM/CMS és mások. további infó...
  • pngcheck
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    pngcheck

    Greg Roelofs - Open Source -
    pngcheck is the official PNG tester and debugger. Originally designed simply to test the CRCs within a PNG image file (e.g., to check for ASCII rather than binary transfer), it has since been extended to check and optionally print almost … további infó...
  • UnZip
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    UnZip

    Greg Roelofs - Open Source -
    UnZip will list, test, or extract files from a ZIParchive, commonly found on DOS and Windowssystems. A companion program, Zip, creates ZIParchives; both are part of the Info-ZIP project. további infó...
  • tiff2png
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    tiff2png

    Greg Roelofs - Open Source -
    This is a simple command-line utilitiy to convert images from TIFF to PNG format. It is primarily useful in dealing with TIFF images that contain alpha channels (transparency information), since the NetPBM suite is (currently) ill-suited … további infó...
  • pnmtopng
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    pnmtopng

    Greg Roelofs - Open Source -
    The pnmtopng package contains the official pnmtopng and pngtopnm utilities for use with the rest of the PBMplus/NetPBM suite. további infó...
  • pngquant
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    pngquant

    Greg Roelofs - Open Source -
    pngquant is a batch conversion utility to quantize and dither truecolor PNG images, especially those with a full alpha channel, down to "RGBA-palette" PNGs (i.e., PLTE + tRNS in PNG parlance). további infó...
  • rpng/rpng2/wpng
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    rpng/rpng2/wpng

    Greg Roelofs - Open Source -
    These are the demo programs that accompany O'Reilly's "PNG: The Definitive Guide." rpng is a simple file viewer with the ability to set a background color when displaying transparent PNGs. további infó...