- 2007.07.03 19:04 "Re: [Tiff] BigTIFF extension?", by Stephen Carlsen
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2007.07.03 19:09 "Re: [Tiff] BigTIFF extension?", by Bob Friesenhahn
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2007.07.04 15:58 "Re: [Tiff] BigTIFF extension?", by Phil Harvey
- 2007.07.04 11:37 "Re: [Tiff] BigTIFF extension?", by Phil Harvey
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2007.07.04 17:13 "[Tiff] 16-Bit-Per-Channel Lossless Compression", by Stephen Carlsen
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2007.07.04 17:24 "Re: [Tiff] 16-Bit-Per-Channel Lossless Compression", by Andy Cave
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2007.07.04 17:26 "Re: [Tiff] 16-Bit-Per-Channel Lossless Compression", by Andy Cave
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2007.07.04 17:49 "Re: [Tiff] 16-Bit-Per-Channel Lossless Compression", by Stephen Carlsen
- 2007.07.04 18:00 "Re: [Tiff] 16-Bit-Per-Channel Lossless Compression", by Joris Van Damme
- 2007.07.04 20:37 "Re: [Tiff] 16-Bit-Per-Channel Lossless Compression", by Andy Cave
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2007.07.05 10:56 "Re: [Tiff] 16-Bit-Per-Channel Lossless Compression", by Andrey Kiselev
- 2007.07.05 12:03 "Re: [Tiff] 16-Bit-Per-Channel Lossless Compression", by Andy Cave
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2007.07.05 17:58 "Re: [Tiff] 16-Bit-Per-Channel Lossless Compression", by Stephen Carlsen
- 2007.07.04 18:02 "Re: [Tiff] 16-Bit-Per-Channel Lossless Compression", by Joris Van Damme
- 2007.07.05 18:30 "Re: [Tiff] 16-Bit-Per-Channel Lossless Compression", by Joris Van Damme
- 2007.07.06 01:46 "Re: [Tiff] 16-Bit-Per-Channel Lossless Compression", by Chris Cox
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2007.07.04 17:49 "Re: [Tiff] 16-Bit-Per-Channel Lossless Compression", by Stephen Carlsen
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2007.07.04 17:26 "Re: [Tiff] 16-Bit-Per-Channel Lossless Compression", by Andy Cave
- 2007.07.04 17:28 "Re: [Tiff] 16-Bit-Per-Channel Lossless Compression", by Michael Wolf
- 2007.07.04 17:36 "Re: [Tiff] 16-Bit-Per-Channel Lossless Compression", by Andrew Brooks
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2007.07.04 17:24 "Re: [Tiff] 16-Bit-Per-Channel Lossless Compression", by Andy Cave
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2007.07.04 15:58 "Re: [Tiff] BigTIFF extension?", by Phil Harvey
- 2007.07.03 19:17 "Re: [Tiff] BigTIFF extension?", by Andy Cave
- 2007.07.04 11:53 "Re: [Tiff] BigTIFF extension?", by Phil Harvey
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2007.07.04 20:52 "Re: [Tiff] BigTIFF extension", by Joris Van Damme
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2007.07.04 21:04 "Re: [Tiff] BigTIFF extension", by Toby Thain
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2007.07.05 05:07 "Re: [Tiff] BigTIFF extension", by Joris Van Damme
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2007.07.05 08:09 "Re: [Tiff] BigTIFF extension", by Andy Cave
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2007.07.05 13:40 "Re: [Tiff] BigTIFF extension", by Joris Van Damme
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2007.07.05 21:00 "Re: [Tiff] BigTIFF extension", by Chris Cox
- 2007.07.05 21:19 "Re: [Tiff] BigTIFF extension", by Joris Van Damme
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2007.07.05 22:13 "Re: [Tiff] BigTIFF extension", by Bob Friesenhahn
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2007.08.06 22:48 "RE: [Tiff] Transparency ... associated or unassociated alpha is morecompatible?", by Chris Cox
- 2007.08.06 22:32 "RE: [Tiff] Transparency ... associated or unassociated alpha is morecompatible?", by Chris Cox
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2007.08.06 22:48 "RE: [Tiff] Transparency ... associated or unassociated alpha is morecompatible?", by Chris Cox
- 2007.07.06 12:36 "Re: [Tiff] BigTIFF extension", by Gary McGath
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2007.07.05 21:00 "Re: [Tiff] BigTIFF extension", by Chris Cox
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2007.07.05 13:40 "Re: [Tiff] BigTIFF extension", by Joris Van Damme
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2007.07.05 08:09 "Re: [Tiff] BigTIFF extension", by Andy Cave
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2007.07.05 16:26 "Re: [Tiff] BigTIFF extension", by Joris Van Damme
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2007.07.05 04:19 "RE: [Tiff] BigTIFF extension", by Kemp Watson
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2007.07.04 16:56 "[Tiff] BigTIFF extension", by Kemp Watson
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2007.07.04 17:35 "Re: [Tiff] BigTIFF extension", by Andrew Brooks
- 2007.07.04 18:13 "Re: [Tiff] BigTIFF extension", by John Aldridge
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2007.07.04 18:25 "Re: [Tiff] BigTIFF extension", by Phil Harvey
- 2007.07.04 18:52 "Re: [Tiff] BigTIFF extension", by Toby Thain
- 2007.07.04 19:17 "Re: [Tiff] BigTIFF extension", by Frank Warmerdam
- 2007.07.05 20:31 "Re: [Tiff] BigTIFF extension", by Chris Cox
- 2007.07.05 15:14 "[Tiff] BigTIFF - Aware Aperio version diff", by Kemp Watson
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2007.07.04 17:35 "Re: [Tiff] BigTIFF extension", by Andrew Brooks
- 2007.07.05 04:54 "RE: [Tiff] BigTIFF extension", by Stephen Carlsen
- 2007.07.05 16:32 "RE: [Tiff] BigTIFF extension", by Kemp Watson
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2007.07.04 16:56 "[Tiff] BigTIFF extension", by Kemp Watson
- 2007.07.05 18:56 "Re: [Tiff] BigTIFF extension", by Toby Thain
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2007.07.05 04:19 "RE: [Tiff] BigTIFF extension", by Kemp Watson
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2007.07.05 05:07 "Re: [Tiff] BigTIFF extension", by Joris Van Damme
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2007.07.05 10:06 "Re: [Tiff] BigTIFF extension", by John Aldridge
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2007.07.05 13:23 "[Tiff] Re: Tiff Digest, Vol 38, Issue 12", by Gary McGath
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2007.07.05 13:56 "Re: [Tiff] Re: Tiff Digest, Vol 38, Issue 12", by Joris Van Damme
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2007.07.05 14:14 "Re: [Tiff] Re: Tiff Digest, Vol 38, Issue 12", by Gary McGath
- 2007.07.05 14:39 "Re: [Tiff] Re: Tiff Digest, Vol 38, Issue 12", by Joris Van Damme
- 2007.07.05 15:26 "Re: [Tiff] Re: Tiff Digest, Vol 38, Issue 12", by Andrey Kiselev
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2007.07.05 14:14 "Re: [Tiff] Re: Tiff Digest, Vol 38, Issue 12", by Gary McGath
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2007.07.05 13:56 "Re: [Tiff] Re: Tiff Digest, Vol 38, Issue 12", by Joris Van Damme
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2007.07.05 13:23 "[Tiff] Re: Tiff Digest, Vol 38, Issue 12", by Gary McGath
- 2007.07.05 16:51 "Re: [Tiff] BigTIFF extension", by Andrew Brooks
- 2007.07.09 16:11 "Re: [Tiff] BigTIFF extension", by Stephen Carlsen
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2007.07.04 21:04 "Re: [Tiff] BigTIFF extension", by Toby Thain
2007.07.05 10:06 "Re: [Tiff] BigTIFF extension", by John Aldridge
- BigTIFF is TIFF.
No it's not :-) It's not in the TIFF specification
http://partners.adobe.com/public/developer/en/tiff/TIFF6.pdf
which also claims that TIFF is an Adobe trademark, so presumably they are the people entitled to specify it!
However, forget what we call it. I think the following statements are uncontentious
a) No BigTIFF file will be readable by any existing TIFF processing code.
Many such applications will be in use in the field for many years. Even if the application is updated by the authors, many users will not want to upgrade to the latest version. I still use PaintShop Pro 7, for example, because the improvements in later versions are not worth the upgrade cost to me.
b) BigTIFF files will be readable by pretty much any application which is recompiled against an up to date version of libtiff (or presumably pretty much any other TIFF library, I would hope).
We have a reasonable expectation, then, that the distinction between the two formats will eventually become insignificant.
c) TIFF has always had a problem with applications supporting only a subset of its possible format options.
The BigTIFF format is similar to this in many ways, but with the following differences of degree:
- The error messages issued by non-supporting applications are less helpful (something like "not a TIFF file", rather than "unsupported compression type").
- BigTIFF support is easier to add to existing applications (it's all in the library) rather than, say, tile support which typically requires application code change.
d) The image/tiff MIME Sub-type Registration (RFC 2302) refers explicitly to TIFF6 and "all of the profiles and extensions that build on (it)". Unless IANA amend this to include BigTIFF data, it'll be hard for web servers to set this properly unless the files have a different suffix.
So it comes down to a balancing act: is it better to improve the user experience for people with non-BigTIFF supporting applications, or to avoid the possible confusion caused by a separate type suffix when in the long term we hope that the vast majority of applications won't need to distinguish them.
I guess it depends on your take on how long "long term" is, and how vast "vast majority"!