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January 2009

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2009.01.05 15:59 "TIFF standards and technical notes", by Sheila M Morrissey
2009.01.06 10:51 "Re: TIFF standards and technical notes", by Gerben Vos
2009.01.06 14:07 "Re: TIFF standards and technical notes", by Sheila M Morrissey
2009.01.09 14:45 "Re: TIFF standards and technical notes", by Gary Mcgath
2009.01.09 17:45 "Re: TIFF standards and technical notes", by Tom Lane
2009.01.09 17:56 "Re: TIFF standards and technical notes", by Gary Mcgath
2009.01.12 10:58 "Re: TIFF standards and technical notes", by Gerben Vos
2009.01.09 19:29 "Re: TIFF standards and technical notes", by Chris Cox
2009.01.12 14:30 "Re: TIFF standards and technical notes", by Gary Mcgath
2009.01.12 16:50 "Re: TIFF standards and technical notes", by Chris Cox

2009.01.12 10:58 "Re: TIFF standards and technical notes", by Gerben Vos

Gary McGath wrote:

> No, JHOVE doesn't analyze the content, only the tags themselves. So
> for JHOVE it isn't an issue.

I didn't know JHOVE; Wikipedia says about it:

: Documents are analyzed and checked for being well-formed (consistent
: with the basic requirements of the format) and valid (generally
: signifying internal consistency)."

I would say that due to the spec's contradiction with basic TIFF rules
(e.g., duplicate pointers into data) there is no way you can make a
well-formed TIFF when it uses old-style JPEG compression, so I hope
JHOVE always marks this as negative for such TIFFs.

					Gerben.