Re: OT: Looking for image file format that can handle 16b its per channel

Article View: comp.graphics.api.opengl

Article #120

Back to comp.graphics.api.opengl Previous Next

#120

From: Glenn Randers-Pehrson
Date: Wed, 29 Dec 1999 00:00

20 lines
1820 bytes

In article <38699999.9E9CC97D@mail.com>,
  Warren Young <tangent@mail.com> wrote:

> In defense of PNG's encoding, the only other option suggested here is
> TIFF, which uses a similar compression algorithm to PNG's -- PNG uses
> LZH (?) and TIFF uses LZW.  And let's not forget the Unisys patent on
> LZW: it applies to TIFF just as well as to GIF.

LZW is only one of the storage methods within TIFF and LZW support
has been dropped from the latest version of libtiff according to the
freshmeat announcement that appeared the other day.  I don't know
whether LZW-reading capability was retained, but I would assume so.

--
Glenn Randers-Pehrson
PNG/MNG Development Group

Sent via Deja.com http://www.deja.com/
Before you buy.

Technical Details

Message-ID: <84ctj8$ktd$1@nnrp1.deja.com>

Path: arc1-ca.pugleaf.net!unknown!not-for-mail

References: <38693B3A.758C6CD5@dunvegan1.demon.co.uk> <38697243.F451DAA2@cs.ucdavis.edu> <38699999.9E9CC97D@mail.com>

Show Full Headers

Complete Article Headers

X-Google-Language: ENGLISH,ASCII-7-bit
X-Google-Thread: 10c696,ebc9e295d1a238b
X-Google-Attributes: gid10c696,public
X-Google-Thread: 1036bc,ebc9e295d1a238b
X-Google-Attributes: gid1036bc,public
X-Google-Thread: f65bb,ebc9e295d1a238b
X-Google-Attributes: gidf65bb,public
X-Google-Thread: 109fba,ebc9e295d1a238b
X-Google-Attributes: gid109fba,public
From: Glenn Randers-Pehrson <randeg@alum.rpi.edu>
Subject: Re: OT: Looking for image file format that can handle 16b its per channel
Date: 1999/12/29
Message-ID: <84ctj8$ktd$1@nnrp1.deja.com>
X-Deja-AN: 566044484
References: <38693B3A.758C6CD5@dunvegan1.demon.co.uk> <38697243.F451DAA2@cs.ucdavis.edu> <38699999.9E9CC97D@mail.com>
X-Http-Proxy: 1.1 x34.deja.com:80 (Squid/1.1.22) for client 24.7.161.22
Organization: Deja.com - Before you buy.
X-Article-Creation-Date: Wed Dec 29 12:17:02 1999 GMT
X-MyDeja-Info: XMYDJUIDglennrp
Newsgroups: comp.graphics.api.opengl,comp.lang.c++,comp.os.linux.development.apps,demon.tech.pc
X-Http-User-Agent: Mozilla/4.0 (compatible; MSIE 5.0; Windows 95; DigExt)

Reply to Parent Message