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May 2005

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2005.05.25 09:52 "Jpeg and YCbCr", by Kelvin Zhong
2005.05.25 10:41 "Re: Jpeg and YCbCr", by Jean-yves Le Ridant
2005.05.26 01:50 "Re: Jpeg and YCbCr", by Kelvin Zhong
2005.05.26 08:37 "Re: Jpeg and YCbCr", by Jean-yves Le Ridant
2005.05.26 10:02 "Re: Jpeg and YCbCr", by Kelvin Zhong
2005.05.26 12:24 "Re: Jpeg and YCbCr", by Jean-yves Le Ridant
2005.05.26 13:03 "Re: Jpeg and YCbCr", by Joris Van Damme
2005.05.26 14:10 "Re: Jpeg and YCbCr", by Jean-yves Le Ridant
2005.05.26 16:23 "Re: Jpeg and YCbCr", by Joris Van Damme
2005.05.26 16:50 "Re: Jpeg and YCbCr", by Bob Friesenhahn
2005.05.26 17:00 "Re: Jpeg and YCbCr", by Joris Van Damme
2005.05.26 19:30 "Re: Jpeg and YCbCr", by Chris Cox
2005.05.26 19:34 "Re: Jpeg and YCbCr", by Bob Friesenhahn
2005.05.26 19:41 "Re: Jpeg and YCbCr", by Chris Cox
2005.05.26 19:38 "Re: Jpeg and YCbCr", by Chris Losinger
2005.05.26 19:43 "Re: Jpeg and YCbCr", by Chris Cox
2005.05.26 19:48 "Re: Jpeg and YCbCr", by Bob Friesenhahn
2005.05.28 18:01 "Re: Jpeg and YCbCr", by Joris Van Damme
2005.05.30 09:42 "Re: Jpeg and YCbCr", by Jean-yves Le Ridant
2005.05.30 10:31 "Re: Jpeg and YCbCr", by Marti Maria
2005.05.30 13:04 "Re: Jpeg and YCbCr", by Jean-yves Le Ridant
2005.05.30 14:39 "Re: Jpeg and YCbCr", by Marti Maria
2005.05.31 18:36 "Re: Jpeg and YCbCr", by Chris Cox
2005.05.31 18:35 "Re: Jpeg and YCbCr", by Chris Cox
2005.05.31 18:54 "Re: Jpeg and YCbCr", by Bob Friesenhahn
2005.05.31 19:00 "Re: Jpeg and YCbCr", by Chris Cox
2005.05.26 08:58 "Re: Jpeg and YCbCr", by Kelvin Zhong
2005.05.26 10:10 "Re: Jpeg and YCbCr", by Jean-yves Le Ridant

2005.05.31 19:00 "Re: Jpeg and YCbCr", by Chris Cox

> > EXIF helps reduce ambiguity about the image data (but since 
> > everything is marked as sRGB, Adobe RGB or untagged - it doesn't 
> > remove it).
>
> Yes, but it also seems that if some software modifies the properties 
> of the image and then re-writes the file with the original EXIF 
> values, confusion is increased since some EXIF tags may now be 
> incorrect for the updated image.   Arrrgh! :-)

Yes, re-writing EXIF can be a problem (especially anyone suicidal 
enough to rewrite "maker notes").
But normally it still helps reduce (not remove) ambiguity.

Chris