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Author Topic: Masking what I "do" want instead of what I "don't want"  (Read 3131 times)

bgreenstone

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Masking what I "do" want instead of what I "don't want"
« on: February 15, 2024, 05:46:00 PM »
I just the masks for pretty much everything I scan.  However, it seems backwards to me because I have to select all of the areas that I do *not* want in my final model instead of just what I *do* want.  It's much harder to exclude all of those extra areas in the photos than it is to just find one good reference photo and say "here's the area I want, forget about everything else".

So, it would be great if the Masks feature would allow for this.

Alexey Pasumansky

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Re: Masking what I "do" want instead of what I "don't want"
« Reply #1 on: February 16, 2024, 12:00:40 PM »
Hello bgreenstone,

Would it be easier for you to mask the area of interest first and then just to invert the mask?
Best regards,
Alexey Pasumansky,
Agisoft LLC

bgreenstone

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Re: Masking what I "do" want instead of what I "don't want"
« Reply #2 on: February 16, 2024, 12:09:43 PM »
Yes, that is exactly what I do now.  However, since each photo is from a different angle I would have to do that on many different photos in order to be sure that I’ve cut out all of that extra geometry.  It’s like trying to take a scan of a statue in the middle of a park. To isolate just the statue it would be great to just mask the statue. But the way it is now I have to select all of the background areas in all of the different photos from different angles to make sure that I eliminate those.

It would save a lot of time if I could simply select the subject that I want in a single photo rather than selecting what I don’t want in many photos.