5
votes
2answers
559 views

How can I easily correct slight rotational misalignment in scanned images

I've got a whole lot of scanned images (> 500) the majority of which were scanned with the paper not completely square. They need to be rotated about 1-5 degrees to be aligned again. Is there any ...
2
votes
1answer
309 views

Brighten and unify the background of a scanned image

My girlfriend has scanned a few comics images, drawn with pencil. She wants to publish them on the web, but the different grayscale shadows of the paper are still evident in the image. I would like ...
8
votes
4answers
14k views

How to get a good clean newspaper scan?

I tried a few times to scan newspaper articles, but the images I got were always blotchy and with bad colors, sort of like this: Sometimes I see some really good scans, like this: What is the ...