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Groups > comp.sys.apple2.programmer > #961

RE: LZW decompressor

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Mark P M Lim wrote:
> 
> Just wondering if the decoder (UnpackLZW) is compatible with the encoder
> of
> ShrinkItGS. The decoder was originally meant to inflate sdk (not shk)
> files

The Dynamic LZW/1 and LZW/2 used in ShrinkIt are not exactly the same as the
LZW algorithm used in Unix compress. There is an RLE step involved.
You should read the File Type Notes for NuLib; it explains some of these
changes.

Dynamic LZW/2 is only used in GS ShrinkIt.

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Thread

RE: LZW decompressor Mark P M Lim <marklim@macgui.com> - 2013-11-08 09:36 +0000
  RE: LZW decompressor D Finnigan <dog_cow@macgui.com> - 2013-11-09 18:34 +0000
    RE: LZW decompressor Mark P M Lim <marklim@macgui.com> - 2013-11-10 02:37 +0000
      RE: LZW decompressor Mark P M Lim <marklim@macgui.com> - 2013-11-23 02:31 +0000
        Re: LZW decompressor markpmlim@yahoo.com.sg - 2013-12-24 18:51 -0800
          Re: LZW decompressor Mark P M Lim <marklim@macgui.com> - 2013-12-28 01:51 +0000
  Re: LZW decompressor denisbytezone@gmail.com - 2014-03-20 00:37 -0700
    Re: LZW decompressor Mark P M Lim <markpmlim@yahoo.com.sg> - 2014-03-20 22:28 +0000
      Re: LZW decompressor Denis Molony <denisbytezone@gmail.com> - 2014-03-21 16:26 -0700

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