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From: cosell@bbn.com (Bernie Cosell)
Newsgroups: alt.sources.d
Subject: Re: Compressing alt.sex.pictures files
Message-ID: <59210@bbn.BBN.COM>
Date: 30 Aug 90 11:22:13 GMT
References: <1990Aug28.192024.22435@zorch.SF-Bay.ORG> <6467@sugar.hackercorp.com> <eillihca.651947189@fizzle.stanford.edu> <2033@charon.cwi.nl>
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dik@cwi.nl (Dik T. Winter) writes:

}Huffmann
}has to scan the input twice, once to build the code table and once to
}do the coding. ...

You could just use an adaptive Huffman code and eliminate the second pass.
  /Bernie\