image processing

Hi! So I've been away for a awhile and I'm not really up-to-date with all the new stuff. 😅 Anyway, I'm looking for the fastest, most reliable QR Code READER library. I used the search function and found a few, I just want to know which one to choose. I'm looking for a lib that allows my app...

HDR or High Dynamic Range, as its name implies, is a method that aims to add more "dynamic range" to photographs, where dynamic range is the ratio of light to dark in a photograph. Instead of just taking one photo, HDR uses three photos, taken at different exposures and combines them. You can...