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	Tue, 10 Feb 1998 17:12:49 -0500 (EST)
To: "Than.Olaf" <Than.Olaf@GrunerDruck.de>
cc: "'tiff@sgi.com'" <tiff@sgi.com>
Subject: Re: Tiff JPEG compression for CMYK images 
In-reply-to: Your message of Tue, 10 Feb 1998 14:12:32 +0100 
             <613464343515D1118EBB006097B4CDCA82AE@SPK> 
Date: Tue, 10 Feb 1998 17:12:49 -0500
Message-ID: <10287.887148769@sss.pgh.pa.us>
From: Tom Lane <tgl@sss.pgh.pa.us>
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> Am i correct in assuming that libtiff and IJG jpeg-6a does not support
> jpeg compression for cmyk images?

No, you are not.  It should work.  I say "should" because we've been
unable to find any other implementations for cross-testing.

If you intend to exchange TIFF/JPEG images with other applications,
you will need to discover whether those apps support the
TIFF Tech Note #2 flavor of TIFF/JPEG.

			regards, tom lane
			organizer, Independent JPEG Group
