How to convert a normal photo into an equirectangular image?
13 Equirectangular image presents a sphere, it's distorted so that meridians and parallels on the sphere are shown as straight vertical and horizontal lines. An example from Wikipedia: In the left there's a …
How to convert spherical coordinates to equirectangular projection ...
May 2, 2017 · The Equirectangular Projection, in the simplest case, doesn't change numbers at all. The projected x coordinate equals the longitude θ, the projected y coordinate equals the latitude φ. …
How can I paint equirectangular (360 degree) images?
Does anyone know of a linux software (open source preferred) solution to painting an equirectangular sky background? I found this explanation and solution which should work without any new software …
Convert 2:1 equirectangular panorama to cube map - Stack Overflow
Apr 16, 2015 · They take a spherical panorama (equirectangular --- 360 deg horizontally and 180 deg vertically) and seem to convert to the cube faces using a Cartesian <-> cylindrical transformation.
Converting a Cubemap into Equirectangular Panorama
Dec 13, 2015 · I want to convert from cube map [figure1] into an equirectangular panorama [figure2]. Figure1 Figure2 It is possible to go from Spherical to Cubic (by following: Convert 2:1 …
ffmpeg - Flatten 360 fisheye video - Stack Overflow
Apr 21, 2020 · Can you explain "flatten"? Do you want to stitch the two halves together? This will create one equirectangular image which, in a way, makes it "flat." Also, are you recording a video or doing …
Is there a fisheye or dual fisheye to equirectangular filter for ffmpeg ...
Aug 8, 2016 · Or a way to do it with an existing filter? So that you could take in video from a fisheye or dual fisheye camera (such as the Ricoh Theta) and directly output equirectangular, in real-time, to …
Stitch 360 fisheye video with FFmpeg - Stack Overflow
Dec 9, 2021 · Which is generating equirectangular output like below, but the fisheye video needs to be rotated first. I've experimented with some of the command line switches like pitch, yaw, …
Converting cubemaps to equirectangular panorama using the GPU
Oct 30, 2024 · My current approach is to calculate the spherical coordinates for each pixel of the equirectangular panorama, calculate the cartesian coordinates from the spherical coordinates, …
Ffmpeg PNG image sequence into 360 video - Stack Overflow
Oct 30, 2023 · I'm trying to make a PNG sequence I got from blender (already in equirectangular format, same properties all files) into 360 equirectangular video for projection mapping.