Newsgroups: comp.protocols.tcp-ip Path: utzoo!henry From: henry@zoo.toronto.edu (Henry Spencer) Subject: Re: Message compression Message-ID: <1991Apr4.180239.12442@zoo.toronto.edu> Date: Thu, 4 Apr 1991 18:02:39 GMT References: <9104031437.AA14650@saturn.acc.com> Organization: U of Toronto Zoology In article solensky@animal.clearpoint.com (Frank T. Solensky) writes: >One of the problems with a number of data compression algorithms >(eg: Lempel-Ziv encoding, the one used by the Unix 'compress' command) >is that they need to be able to look at the entire data stream before >being able to compress any part of it... Telebit would be very surprised to hear this; all their modems do Lempel-Ziv compression on the fly. No, LZ does *not* need to look at the entire data stream before being able to compress any part of it. -- "The stories one hears about putting up | Henry Spencer @ U of Toronto Zoology SunOS 4.1.1 are all true." -D. Harrison| henry@zoo.toronto.edu utzoo!henry