Comentario oficial
We don't recommend using hacked cameras for making NDVI measurements.
If you must, you can alter the color coding of the scientifically meaningful ratios to look like a real NDVI image using the following instructions:
https://support.dronesmadeeasy.com/hc/en-us/articles/206003636-NDVI-Processing
All outputs are available in JPG and GeoTiff.