Westminster fountain at sunset

by Jorge Córdoba

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3
votes
2answers
250 views

Blue / Green Water Filters and Shooting RAW While SCUBA Diving

I've recently gotten into SCUBA diving, and am curious about shooting with available light underwater. I've heard that when taking underwater photos with available light, an appropriate blue or green ...
2
votes
2answers
441 views

How to batch process dust and scratch removal in pictures with the use of filters?

I have a few hundred scanned slides that are about 30 yrs old and contain quiet a lot of dust/scratches. I'd like to use a filter to automate removal of most dust/scratches as I cannot realistically ...
6
votes
1answer
675 views

What kind of photo effect is this?

I've been seeing various photographers post photos with this type of effect http://fadedandblurred.com/wp-content/uploads/2012/04/yangtze-2.jpg it's a bit washed out, yet retains the crisp detail ...
6
votes
2answers
1k views

How can I fix the color of blue photos using settings from “good” photos?

Imagine how photos with a bad blue filter look. I can recolor those pictures with the color filters from any image manipulation program like gimp. Now my question is: can I "grab" the right settings ...
16
votes
5answers
920 views

What types of filter cannot be emulated by post-processing?

What types of filter cannot be successfully emulated by digital post-processing? Polarizing, obviously. and neutral density for depth-of-field control. But what about UV filters? and are there other ...