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Old 05-28-2012, 02:42 AM   #3
rainsparade
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Posts: 4
Karma: 500192
Join Date: May 2012
Device: Kindle Touch
Quote:
Originally Posted by frostschutz View Post
I reduced a 14MB PDF (high res scan, only 20 pages) to 800kb just by trimming borders, scaling all pages to 1024x768 (on the kindle that would be 800x600) and reducing color depth to 16 gray levels (while making the background perfect white).
Hi frostschutz, thanks for your reply.

I'm just curious how did you do this last part: reducing color depth to 16 gray levels (while making the background perfect white).?
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