Messages in this thread | | | Date | Thu, 16 Oct 2003 15:20:21 -0400 (EDT) | From | "Richard B. Johnson" <> | Subject | Re: Transparent compression in the FS |
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On Thu, 16 Oct 2003, John Bradford wrote:
> Quote from "Richard B. Johnson" <root@chaos.analogic.com>: > > No! Not true. 'lossy' means that you can't recover the original > > data. Some music compression and video compression schemes are > > lossy. If you can get back the exact input data, it's not lossy. > > Sorry, I wasn't clear in my description. What I meant was that you > can't have an algorithm that can compress all possible values of N > bits in to less than N bits, without expanding some of them. Of > course, you can compress N values in to <N values, compressors do that > by definition :-) > > John. >
Ahha. Yes you are provably correct unless you use some additional "message-channel" to cheat.
Cheers, Dick Johnson Penguin : Linux version 2.4.22 on an i686 machine (797.90 BogoMips). Note 96.31% of all statistics are fiction.
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