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Author Topic: LiDAR processing  (Read 6094 times)

marcosthiago

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LiDAR processing
« on: February 21, 2022, 04:09:56 PM »
Hi,
I have for each image a point cloud generated by a LiDAR (I currently use an Intel Realsense L515). I tried to use the "import points" Metashape Professional but from what I understand I can only use one cloud at a time. When I merge the clouds, everything messes up, because it doesn't consider that there was speed and acceleration in capturing the points.

I can either export in PLY, generate a depth map, or PCD via PCL. What would be the best way to work with this data for a 3D reconstruction?

I also tried using Import via Laser Scans, but I'm trying to figure out the correct way to write dynamic depth in JPG. What is the reference for mounting a correct file with the format of "Dynamic Depth Image"? Would it include the depth information in the "GDepth" tag of the EXIF?

Thank you very much in advance

vineg

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Re: LiDAR processing
« Reply #1 on: March 03, 2022, 05:43:41 PM »
Hi, marcosthiago!

You can import photos with external depth maps in Metashape Professional using python console.
Refer to the second section of an article https://agisoft.freshdesk.com/support/solutions/articles/31000162212-smart-cameras-with-depth-sensor-data-processing

edit:
You can use import depth gui script as well https://github.com/agisoft-llc/metashape-scripts/blob/master/src/import_depth.py
« Last Edit: February 08, 2024, 04:50:42 PM by vineg »