Calibration sparse point cloudΒΆ

The calibration sparse point cloud is stored into the OPF-glTF point cloud format.

It must contain, in addition to 3D positions, extra matching information that is:

  • The match index range for each point

  • The match camera ids

  • The match image point with content:

    • The image point pixel coordinates

    • The image point feature index

    • The image point scale

    • Optionally if the calibration used depth information, the image point depth