Kudan CV   Android

The Kudan CV Android SDK (1)
Does anyone know if KudanCV is able to work with colored camera view? (1)
KudanCV-Android-Demo, Arbitrack does not work due to invalid license (2)
Crashes when running KudanCV-Android-Demo (1)
KudanCV-Android Camera View Performance (2)
KudanCV-Android-Demo didn't run well. A log shows "License key not valid for Image Tracking" (4)