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April 2006
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2006.04.20 07:30 "Re: PDF/A vs. TIFF", by Brad Hards
On Thursday 20 April 2006 07:03 am, Leonard Rosenthol wrote: > > to no benefit, particularly for mononcrome images (unless you need > > to include searchable text or embed arbitrary metadata in your image > > file). > > MUCH smaller file sizes courtesy of JBIG2! And the > possibility of JPEG2000 for color images. PLUS, the ability to > do "image segmentation" to use the optimal compression for each > component of a multi-element page (eg. text vs. pictures on a newspaper > page). > > And, as you note, such (pretty) important things as > searchable text and metadata. Interestingly, as I get more into the MDI format, I'm seeing support for some of these things (I don't know if it does segmentation, but I presume it might for at least some variations based on some scant docs/papers. There are tags for equivalent text and metadata. If only it was documented :-) Brad