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                                            json87

Question: how to use 360 camera (equirectangular)

I have implemented the SfM for spherical images in ColMap. The input image is in the ERP format. Please visit the repo for details. [SphereSfM](https://github.com/json87/SphereSfM)

which branche can use Sphere camera in ColMap?

The framework of SphereSfM is ColMap, and you should use the code in this repo.

Pos.txt parameters ??

pos.txt contains the ground-truth data of image poses by using IMU.

Pos.txt parameters ??

"Name,Latitude,Longitude,AbsAlt,Pitch,Roll,Yaw“ is the data you should use. Besides, you should convert "Pitch,Roll,Yaw" in the navigation system to the computer vision Or photogrammeric system.

> Hii [@json87](https://github.com/json87) , thank you for providing the code. > > I understand (n,x,y,z,R) = "Name,Latitude,Longitude,AbsAlt,Pitch,Roll,Yaw“ is what we need for the POS.txt. However, in my case, I don't...

Hello, how is the time-lapse photography effect of Insta360? I found that it is easy to fail

I do not understant what do you mean.

Is this software integrated into Colmap?

> Hi json87! Thanks so much for the awesome work for supporting spherical camera in Colmap! > > However I'm having some difficulty understanding how to build this. You mentioned...

Bad results on images captured with Insta360

I think it maybe caused by two reasons. On the one hand, there are distortions in the pano images. On the other hand, there are too few 3D points in...

Great job, have you considered open source

Thanks for your attention. For the repo, we have no plan for open source.

Some issues on Insta360 equirectangular images

I do not use 3DGS for the further processing. The distortion maybe one of the reasons that cause the results. Besides, I guess there are too few 3D points in...