localdevices / pyorc

Surface velocity, object tracking, and river flow measurements in an open-source API
GNU Affero General Public License v3.0
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nadir video with 2 GCPs #113

Closed hcwinsemius closed 1 year ago

hcwinsemius commented 1 year ago

with a entirely perpendicular view on a stream, 2 points are sufficient to georeference the orthorectified image.

Use cases are particularly drone surveys, where it is difficult to reach the other shore, or control points are located on a structure in the water on one shore only