Search found 2 matches

by k0syak
2015-08-27T14:31:39-07:00
Forum: Users
Topic: Removing borders from film scans
Replies: 6
Views: 4867

Re: Removing borders from film scans

First of all, thanks for the replies! Will try to comprehend Canny/Hogh detection, but it looks like the right thing to use. About the processing, ATM it goes like this: 1) -negate/deskew/trim/repage. 2) Take a crop from the center of the image that doesn't contain any border parts (film/holder ...
by k0syak
2015-08-27T12:23:10-07:00
Forum: Users
Topic: Removing borders from film scans
Replies: 6
Views: 4867

Removing borders from film scans

Hello. I'm working on a batch to auto-process camera scanned film. The workflow is: shot the film placed on a lightbox > convert RAW files to TIFF with DCRAW > process with IM. The input for IM is 16-bit TIFF images. I start by using '-negate' (when needed) and '-deskew'. Here's what it looks like ...