Linked Questions

310 votes
16 answers
62k views

Good examples of RAW's advantages over JPEG?

I'm curious to see some real examples of where simply capturing the same photo in RAW (and being processed by someone who can do it justice) has significantly improved the photo at the end of the ...
Nick Bedford's user avatar
  • 9,762
100 votes
4 answers
19k views

What does an unprocessed RAW file look like?

I know people use fancy software like Lightroom or Darktable to post-process their RAW files. But what if I don't? What does the file look like, just, y'know, RAW?
mattdm's user avatar
  • 143k
112 votes
5 answers
9k views

What is RAW, technically?

From a technical perspective, what exactly is RAW and how does it differ from JPG or bitmap images? I'm not asking about the pros/cons versus another format, but rather what constitutes RAW format, ...
Mike King's user avatar
  • 1,223
45 votes
14 answers
9k views

What are the pros and cons when shooting in RAW vs JPEG?

In general shooting in RAW format uses a lot more file storage than JPEG. What am I gaining when shooting RAW? Besides file size are there any downsides to shooting RAW?
jessegavin's user avatar
  • 1,413
32 votes
8 answers
8k views

Why can I adjust the white balance of a RAW file but not a JPEG file?

I recently started setting my DSLR to save RAW files, and using Adobe Lightroom to process them. I still, however, use my little point and shoot camera a lot which does not have an option to save RAW ...
Eric's user avatar
  • 1,401
27 votes
4 answers
17k views

What are the pros and cons of different Bayer demosaicing algorithms?

Bayer sensors use a pattern of red, green, and blue pixels, and merge those together into a final color image, with one pixel for every single color sensor. This could be done through a "naive" ...
mattdm's user avatar
  • 143k
21 votes
4 answers
8k views

RAW files store 3 colors per pixel, or only one?

Ken Rockwell says that camera makers consider the individual R/G/B sensors when they talk about megapixels. So the image below would be a 6x6 pixel camera, not 3x3 as you would imagine. If that's ...
ariel's user avatar
  • 485
12 votes
9 answers
4k views

How much ISO noise is removable in post?

I was experimenting by taking photos of the moon using an 1000mm MTO-11ca lens and thought I should get even closer by adding a teleconverter (Kenko Pro 300 3x). The picture quality is not sharp at ...
lijat's user avatar
  • 1,591
3 votes
2 answers
2k views

Is there a valid reason not to choose C-RAW format in recent Canon cameras?

With its new cameras, Canon is introducing a C-RAW compressed RAW format. The compressed RAW files can be processed on the computer in a manner as flexible as with losslesly compressed RAW files. ...
juhist's user avatar
  • 6,760
1 vote
1 answer
6k views

What does Canon digital lens optimizer (DLO) do exactly?

Recent Canon cameras (example: EOS RP) have a function called Digital Lens Optimizer (DLO). The Canon Digital Photo Professional (DPP) software also has the same DLO feature. Apparently, DLO is ...
juhist's user avatar
  • 6,760