Meshroom: [question] Importing Real Laser Depth Data

Created on 20 Jan 2020  路  3Comments  路  Source: alicevision/meshroom

Describe the problem
I was wondering if it is possible to feed Meshroom with laser data? I've seen this video where they were using Laser in combination with photo scanning, and they've got really good results.
But I also don't know which hardware is required for capturing real depth information with the help of a laser or something similar.

Is there already such a feature in Meshroom?
Which Hardware would I need?

Video
https://youtu.be/M6Uf8kjfbSA?t=177

Additional context
Maybe someone could point me in the right direction.

question

Most helpful comment

The draft for 3D-3D alignment is here if someone is interested to contribute on this topic. But it's far from being ready for end-users.

All 3 comments

No, at the moment there is no such feature in Meshroom. (But there is a draft for this based on PCL)

Cloud Compare (or Meshlab) could be used to align the point cloud ply created in the meshing node with laser scan. In Meshlab you could then create the mesh from the point cloud and do the texturing back in Meshroom. https://github.com/alicevision/meshroom/wiki/Texturing-after-external-re-topology

Laser scanners are expensive. There are 2D laser scanners starting at 80$ like a Slamtec RPLIDAR A1, but 3d scanners start at 2500$.

Depth cameras like the Kinect would be cheaper, but Meshroom does not yet support them https://github.com/alicevision/meshroom/issues/255

Another way to improve accuracy would be using projected light patterns, but this is not suitable for outdoor usage.

The draft for 3D-3D alignment is here if someone is interested to contribute on this topic. But it's far from being ready for end-users.

This issue is solved and closed due to inactivity. Feel free to re-open if new information is available.

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