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Participant
February 17, 2024
Question

LrC - Image 'Resetting' after heavy masking...

  • February 17, 2024
  • 2 replies
  • 1024 views

Good morning all,

 

I am editing an image and using masks. One of the masks is heavily edited with lots of subtractions. I still have more subtractions to do but, all of a sudden, any further subtraction results in the pause while the programme thinks it over and then it 'resets' the image back to zero - i.e. no base adjustments and no masks at all. The history doesn't reset though - so if I 'undo' one step it reverts back to the state with masks, but the same thing happens again when I try to subtract again.

 

Any advice greatly appreciated.

 

Many thanks.

 

Paul

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2 replies

john beardsworth
Community Expert
Community Expert
February 18, 2024

What device - mouse, tablet etc - are you using to make these brush strokes?

 

And have enabled automatic saving to xmp? Also, what is the file type?

 

For that window, have you tried using the Object selection method, possibly with intersect if you're trying to select the glass or the frame?

Participant
February 18, 2024

Hi John,

Apple MacBook Pro i5. 

File type is tiff (but the other image I originally posted about was dng). You are correct - I was trying to just select the frame. What I had done was 'add a mask' using a general brush that covered the whole window - I then used the 'erase' option of that brush to try and remove the excess (i.e. the walls and windows).

I'm afraid I do not seem to have enable automatic saving to xmp - from what I can tell all metadata is stored within the dng(?).

Many thanks and I look forward to hearing from you.

Kind regards,

Paul

john beardsworth
Community Expert
Community Expert
February 18, 2024

Paul

 

Is there nothing like a Wacom or other tablet device? I've seen reports of some of these producing extremely high amounts of data and producing symptoms similar to yours.

 

And in Catalog Settings, this automatic setting is disabled? Those reports seem to happen when it is enabled.

 

Could you try that alternative way of selecting the window, where you would use the Objects method, draw a rectangle around the window, and then add an Intersect which would allow you to target the frame's tones and exclude the panes (or vice versa).

 

 

 

John

 

GoldingD
Legend
February 17, 2024

About how many brushes (Adds, subtracts, etc) in that one mask?

 

Their is a practical limit that most edits will not get close to. Are we talking dozens or hundreds?

 

Participant
February 17, 2024

Hi GoldingD,

 

Thanks for your reply. The answer is - quite a lot, probably 100+.  

 

So, I guess I may have simply overstretched what is possible. Tomorrow I will try and edit again from scratch (couldn't face it today) and try and be more savvy. I will let you know.

 

Many thanks.

 

Kind regards,

 

Paul

GoldingD
Legend
February 17, 2024

You might want to share some screenshots, or perhaps a video capture of what you are attempting. Some members may have advice on a masking approach to work around your issue. Often when a very complex mask is in use, a different approach may be called for.

 

Also other members may have advanced masking advise/tips, in the use of Add/SUB in Intersects, in brush selections

 

Some members may request sample images via DropBox or other cloud share as to test.