Digital photography with flash/no flash extension

摘要

A system and method for improving digital flash photographs. The present invention is a technique that significantly improves low-light imaging by giving the end-user all the advantages of flash photography without producing the jarring look. The invention uses an image pair - one taken with flash the other without - to remove noise from the ambient image, sharpen the ambient image using detail from the flash image, correct for color, and remove red-eye.