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The Lounge / Re: Removing yellow background from scanned PDF
« on: Thursday, February 26, 2015, 02:20:38 AM »
If that don't work, the only option I can think of is loading up the pdf in Photoshop, and apply "Levels".
You'll loose some detail, look here:

I'm guessing there are filters in PS that can improve the quality.
You'll loose some detail, look here:

I'm guessing there are filters in PS that can improve the quality.