I have handwritten notes, with black and red. I color-scanned the notes and made a PDF file. I want to have two very obvious colors in my PDF: black and red. The scanned images contains some near-black colors and some near-red colors, but I just want to make all kinds of near-black colors really black and near-red colors really red. That is, I want to use a colorspace that consists of only black, red, and white (white background).
How can I do this? I have the following software installed:
- Adobe Acrobat 9