In this video i'll show you how to resize an orthomosaic (high definition raster) in order to use it for 2D drawing.
You're gonna loose some information but it may still be good enough for you.
You can connect with me throgh Telegram: https://t.me/paolocorradeghini
Or you can find something more about measurements, topography, photogrammetry, 3D Data, UAVs at https://metricaltalks.com/