Xref: utzoo comp.compression:745 alt.sex.pictures.d:4385
Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!sdd.hp.com!mips!ptimtc!nntp-server.caltech.edu!madler
From: madler@nntp-server.caltech.edu (Mark Adler)
Newsgroups: comp.compression,alt.sex.pictures.d
Subject: Re: JPEG compression errors ?!
Message-ID: <1991Jun12.215238.18301@nntp-server.caltech.edu>
Date: 12 Jun 91 21:52:38 GMT
References: <13405@pt.cs.cmu.edu> <1991Jun12.084749.329@nntp-server.caltech.edu> <D88-JWA.91Jun12192257@byse.nada.kth.se>
Organization: California Institute of Technology, Pasadena
Lines: 10


>> Yes, but that's lossy.

Several people correctly pointed out that I was comparing apples
and oranges with the YUV vs. lossless JPEG 2:1 compressions.  Bad
comparison.  I guess my point was that 2:1 sounds low to me for
lossless natural image compression.

Mark Adler
madler@tybalt.caltech.edu