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April 2005

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2005.04.15 03:23 "TIFF Technote 3, draft 2", by Chris Cox

2005.04.15 08:06 "Re: TIFF Technote 3, draft 2", by Andrey Kiselev

2005.04.15 18:44 "Re: TIFF Technote 3, draft 2", by Chris Cox

2005.04.15 19:06 "Re: TIFF Technote 3, draft 2", by Bob Friesenhahn

2005.04.15 19:19 "Re: TIFF Technote 3, draft 2", by Chris Cox

2005.04.26 16:33 "Re: TIFF Technote 3, draft 2", by Kai-uwe Behrmann

2005.04.26 16:56 "Re: TIFF Technote 3, draft 2", by Bob Friesenhahn

2005.04.26 17:26 "Re: TIFF Technote 3, draft 2", by Kai-uwe Behrmann

2005.04.26 18:27 "Re: TIFF Technote 3, draft 2", by Chris Cox

2005.04.26 16:36 "Re: TIFF Technote 3, draft 2", by Kai-uwe Behrmann

2005.04.15 18:44 "Re: TIFF Technote 3, draft 2", by Chris Cox

> I should note that the new
> predictor works very well, in some cases I have ~25% reduction of
> image sizes over the plain LZW/ZIP methods.

The improvement depends on the source data (of course).
I've got a few cases where it's up to 50% improvement over ZIP alone, 
but it averages closer to 20% improvement.
And with floating point data, ZIP always outperforms LZW.

Chris