Astra Pro RGB stream using openni

This problem can be solved using Astra SDK, the newer version.
http://dl.orbbec3d.com/dist/astra/v2.0.9-beta3/AstraSDK-v2.0.9-beta3-427db81acc-20180402T220618Z-Ubuntu1604.tar.gz

This issue can be of some help.

cheers,
Prasanna