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Questions tagged [selection]

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3 votes
1 answer

Difference between dashed line area and feathering radius in darktable

In darktable, when you make a selection, e.g. to increase the exposure of a specific area, there is the selection outline, and a dotted exterior line. The distance between the main selection and that ...
Gary Aitken's user avatar
4 votes
1 answer

How to mask a picture in Affinity Photo

I have the following picture. Using Affinity Photo (version on Windows 10), I want to mask everything except the child and the green rope she stands on/is holding in her hands. Everything ...
babel's user avatar
  • 143
1 vote
1 answer

How to select a cell phone (mobile phone) that will have the best camera hardware and software?

Shortly before the COVID-19 pandemic began, I had the opportunity to attend a few art gallery openings that featured photography. What surprised me was that some of the photographs were taken using ...
RockPaperLz- Mask it or Casket's user avatar
0 votes
2 answers

Photography from geostationary orbit

Satellites are at 38000 km from earth. What practical lens will allow me to resolve 1 km (5.43 arc-sec) and the earth subtends roughly 20 degrees at the camera.
Dileep Puranik's user avatar
2 votes
2 answers

How to fix rotation orientation of multiple images in a Lightroom?

How can I rotate multiple images of vertical orientation in Lightroom that are scattered in a timelapse collection? if I have multiple images from my camera in a sequence that are rotated incorrectly ...
cliffclof's user avatar
  • 875