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23
votes
Accepted
How are "Little Planet" photos created?
The basics is that you start with a 360-degree panorama and apply a rectangular to polar transformation.
I happen to have written introductory tutorials for both:
How to Make a Panorama - For this …
1
vote
Accepted
Camera intrinsics from panoramic cutouts
What you know is the field-of-view. Any 4 images in a row covers exactly 360 degrees with no overlap, unlike the source images to produce the original stitched panorama.
So 4 images covering 360 mean …