[Coco] [Color Computer] Requesting .pdf help...

Kevin Diggs kevdig at hypersurf.com
Mon Jul 18 13:16:15 EDT 2005


Michael Wayne Harwood wrote:
> 
> I am writing this to ask for help in generating .pdf documents from hires
> images that have a resolution of 2550x3300 at 8bit color (8 1/2 x 11 at
> 300ppi).  As I have been working on this project I have come up with a
> variety of ways to decrease the size of the finished documents without
> seriously affecting quality.  My goal is a .pdf document whose size
> averages out to 160kb or less per page so that I can meet my goal of
> having the entire Rainbow collection on a single disc.
> 
Are you scanning the black and white pages at 8-bit? I've only had the 
scanner for a week but scanning at higher than necessary bit depths 
seems to encourage it to pick up and magnify every imperfection on the 
page. What percent of the pages are black and white (not grayscale either)?

> I have been pretty ununimpressed with the quality of .pdf documents I have
> managed to create using a source image as descibed above.  My best results
> have come from resizing the image to 1/3 the size (100ppi), but this
> leaves little room to pass the image through an OCR image prior to the PDF
> generation.  My goals are:
> 
> 1) Size must average out to 160kb or less per page
> 2) Visual quality must be at least as good as
> http://www.musicheadproductions.org/test2.pdf
> 3) It would be nice if a "once pass OCR" could be used to make the .pdf
> searchable.
> 
> Can anyone help me?
> 
> Regards,
> Michael Harwood
> 

					kevin

P.S.:  Should we stop yahooing (i.e. jettison the link?)?



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